SkCanvas.cpp revision 4a8126e7f81384526629b1e21bf89b632ea13cd9
18a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com/* 2ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com * Copyright 2008 The Android Open Source Project 38a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com * 4ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com * Use of this source code is governed by a BSD-style license that can be 5ec3ed6a5ebf6f2c406d7bcf94b6bc34fcaeb976eepoger@google.com * found in the LICENSE file. 68a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com */ 78a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 88a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#include "SkCanvas.h" 9d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed#include "SkCanvasPriv.h" 101f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com#include "SkBitmapDevice.h" 119c39744a00573b7133fc765b0a9d50a0ceace7b8senorblanco@chromium.org#include "SkDeviceImageFilterProxy.h" 128a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#include "SkDraw.h" 138a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#include "SkDrawFilter.h" 148a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#include "SkDrawLooper.h" 1574bb77ee4c747b8c70c5c613987c9f93df71df06mike@reedtribe.org#include "SkMetaData.h" 1645a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com#include "SkPathOps.h" 17b3c9d1c33caf325aada244204215eb790c228c12dandov#include "SkPatchUtils.h" 188a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#include "SkPicture.h" 190017708a5bcb6d0fbff0fac565085bef65de7433reed@google.com#include "SkRasterClip.h" 204ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com#include "SkRRect.h" 2179fbb40bca9d815ef79b896b31ba6ee736817e0fcommit-bot@chromium.org#include "SkSmallAllocator.h" 2297af1a64ae6bdddd346d8babfd9f188279dd6644reed@google.com#include "SkSurface_Base.h" 238a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#include "SkTemplates.h" 247ba7aa7e82c749b0b794f85b546f588ccf2ca777fmalita#include "SkTextBlob.h" 2552c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com#include "SkTextFormatParams.h" 26a076e9be17654a60310e72c4f70fcd5337f56dbfreed@google.com#include "SkTLazy.h" 278a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#include "SkUtils.h" 288a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 29644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org#if SK_SUPPORT_GPU 30644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org#include "GrRenderTarget.h" 31644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org#endif 32644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org 33da17f758442f16747af39f8fbaed9c097048519creed@google.com// experimental for faster tiled drawing... 34da17f758442f16747af39f8fbaed9c097048519creed@google.com//#define SK_ENABLE_CLIP_QUICKREJECT 3515e9d3e66e161ce23df30bc13f8a0c87d196b463robertphillips@google.com 368a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com//#define SK_TRACE_SAVERESTORE 378a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 388a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#ifdef SK_TRACE_SAVERESTORE 398a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com static int gLayerCounter; 408a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com static void inc_layer() { ++gLayerCounter; printf("----- inc layer %d\n", gLayerCounter); } 418a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com static void dec_layer() { --gLayerCounter; printf("----- dec layer %d\n", gLayerCounter); } 428a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 438a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com static int gRecCounter; 448a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com static void inc_rec() { ++gRecCounter; printf("----- inc rec %d\n", gRecCounter); } 458a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com static void dec_rec() { --gRecCounter; printf("----- dec rec %d\n", gRecCounter); } 468a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 478a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com static int gCanvasCounter; 488a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com static void inc_canvas() { ++gCanvasCounter; printf("----- inc canvas %d\n", gCanvasCounter); } 498a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com static void dec_canvas() { --gCanvasCounter; printf("----- dec canvas %d\n", gCanvasCounter); } 508a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#else 518a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com #define inc_layer() 528a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com #define dec_layer() 538a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com #define inc_rec() 548a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com #define dec_rec() 558a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com #define inc_canvas() 568a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com #define dec_canvas() 578a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#endif 588a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 592c8fc5a7038cdfbb28a8364fd0057f3c21f90bfdmike@reedtribe.orgtypedef SkTLazy<SkPaint> SkLazyPaint; 602c8fc5a7038cdfbb28a8364fd0057f3c21f90bfdmike@reedtribe.org 6197af1a64ae6bdddd346d8babfd9f188279dd6644reed@google.comvoid SkCanvas::predrawNotify() { 6297af1a64ae6bdddd346d8babfd9f188279dd6644reed@google.com if (fSurfaceBase) { 63c4c9870953037be94da00ac9db887d171f6e479ccommit-bot@chromium.org fSurfaceBase->aboutToDraw(SkSurface::kRetain_ContentChangeMode); 6497af1a64ae6bdddd346d8babfd9f188279dd6644reed@google.com } 6597af1a64ae6bdddd346d8babfd9f188279dd6644reed@google.com} 6697af1a64ae6bdddd346d8babfd9f188279dd6644reed@google.com 678a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com/////////////////////////////////////////////////////////////////////////////// 688a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 694a8126e7f81384526629b1e21bf89b632ea13cd9reedstatic uint32_t filter_paint_flags(const SkSurfaceProps& props, uint32_t flags) { 704a8126e7f81384526629b1e21bf89b632ea13cd9reed const uint32_t propFlags = props.flags(); 714a8126e7f81384526629b1e21bf89b632ea13cd9reed if (propFlags & SkSurfaceProps::kDisallowDither_Flag) { 724a8126e7f81384526629b1e21bf89b632ea13cd9reed flags &= ~SkPaint::kDither_Flag; 734a8126e7f81384526629b1e21bf89b632ea13cd9reed } 744a8126e7f81384526629b1e21bf89b632ea13cd9reed if (propFlags & SkSurfaceProps::kDisallowAntiAlias_Flag) { 754a8126e7f81384526629b1e21bf89b632ea13cd9reed flags &= ~SkPaint::kAntiAlias_Flag; 764a8126e7f81384526629b1e21bf89b632ea13cd9reed } 774a8126e7f81384526629b1e21bf89b632ea13cd9reed return flags; 784a8126e7f81384526629b1e21bf89b632ea13cd9reed} 794a8126e7f81384526629b1e21bf89b632ea13cd9reed 804a8126e7f81384526629b1e21bf89b632ea13cd9reed/////////////////////////////////////////////////////////////////////////////// 814a8126e7f81384526629b1e21bf89b632ea13cd9reed 821f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com/* This is the record we keep for each SkBaseDevice that the user installs. 838a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com The clip/matrix/proc are fields that reflect the top of the save/restore 848a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com stack. Whenever the canvas changes, it marks a dirty flag, and then before 858a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com these are used (assuming we're not on a layer) we rebuild these cache 868a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com values: they reflect the top of the save stack, but translated and clipped 878a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com by the device's XY offset and bitmap-bounds. 888a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com*/ 898a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comstruct DeviceCM { 908a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com DeviceCM* fNext; 911f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com SkBaseDevice* fDevice; 92045e62d715f5ee9b03deb5af3c750f8318096179reed@google.com SkRasterClip fClip; 938a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkMatrix* fMatrix; 946f8f292aa768869a9e85c314b124875f57504f2creed@google.com SkPaint* fPaint; // may be null (in the future) 958a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 96d954498c01ccf0417feacf89e45d0c62a06a813breed DeviceCM(SkBaseDevice* device, int x, int y, const SkPaint* paint, SkCanvas* canvas, 97d954498c01ccf0417feacf89e45d0c62a06a813breed bool conservativeRasterClip) 98d954498c01ccf0417feacf89e45d0c62a06a813breed : fNext(NULL) 99d954498c01ccf0417feacf89e45d0c62a06a813breed , fClip(conservativeRasterClip) 100d954498c01ccf0417feacf89e45d0c62a06a813breed { 101d954498c01ccf0417feacf89e45d0c62a06a813breed if (NULL != device) { 1028a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com device->ref(); 10340a1ae4df28810aa5aa5cf2627d8387b2dfb867arobertphillips@google.com device->onAttachToCanvas(canvas); 1048a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 1054b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com fDevice = device; 1068a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fPaint = paint ? SkNEW_ARGS(SkPaint, (*paint)) : NULL; 10788edf1e50794e6d8cd7cc671ffce4f5e329ef888bungeman@google.com } 1088a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 10988edf1e50794e6d8cd7cc671ffce4f5e329ef888bungeman@google.com ~DeviceCM() { 11049f085dddff10473b6ebf832a974288300224e60bsalomon if (fDevice) { 11140a1ae4df28810aa5aa5cf2627d8387b2dfb867arobertphillips@google.com fDevice->onDetachFromCanvas(); 1128a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fDevice->unref(); 1138a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 11488edf1e50794e6d8cd7cc671ffce4f5e329ef888bungeman@google.com SkDELETE(fPaint); 11588edf1e50794e6d8cd7cc671ffce4f5e329ef888bungeman@google.com } 1164b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 117045e62d715f5ee9b03deb5af3c750f8318096179reed@google.com void updateMC(const SkMatrix& totalMatrix, const SkRasterClip& totalClip, 118045e62d715f5ee9b03deb5af3c750f8318096179reed@google.com const SkClipStack& clipStack, SkRasterClip* updateClip) { 1196f8f292aa768869a9e85c314b124875f57504f2creed@google.com int x = fDevice->getOrigin().x(); 1206f8f292aa768869a9e85c314b124875f57504f2creed@google.com int y = fDevice->getOrigin().y(); 1218a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com int width = fDevice->width(); 1228a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com int height = fDevice->height(); 1234b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 1248a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if ((x | y) == 0) { 1258a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMatrix = &totalMatrix; 1268a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fClip = totalClip; 1278a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } else { 1288a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMatrixStorage = totalMatrix; 1298a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMatrixStorage.postTranslate(SkIntToScalar(-x), 1308a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkIntToScalar(-y)); 1318a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMatrix = &fMatrixStorage; 1324b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 1338a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com totalClip.translate(-x, -y, &fClip); 1348a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 1358a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 136045e62d715f5ee9b03deb5af3c750f8318096179reed@google.com fClip.op(SkIRect::MakeWH(width, height), SkRegion::kIntersect_Op); 1378a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 1388a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com // intersect clip, but don't translate it (yet) 1394b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 1408a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (updateClip) { 141045e62d715f5ee9b03deb5af3c750f8318096179reed@google.com updateClip->op(SkIRect::MakeXYWH(x, y, width, height), 1428a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkRegion::kDifference_Op); 1438a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 1444b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 1453fffb2ee9fa01ae61efb2395973eb7575eda4c96robertphillips@google.com fDevice->setMatrixClip(*fMatrix, fClip.forceGetBW(), clipStack); 1463fffb2ee9fa01ae61efb2395973eb7575eda4c96robertphillips@google.com 1478a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#ifdef SK_DEBUG 1488a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (!fClip.isEmpty()) { 1498a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkIRect deviceR; 1508a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com deviceR.set(0, 0, width, height); 1518a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkASSERT(deviceR.contains(fClip.getBounds())); 1528a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 1538a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com#endif 154f2b98d67dcb6fcb3120feede9c72016fc7b3ead8reed@android.com } 155f2b98d67dcb6fcb3120feede9c72016fc7b3ead8reed@android.com 1568a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comprivate: 1570e354aacd84d3bede3f97cbde35a54ba62a89533bsalomon@google.com SkMatrix fMatrixStorage; 1588a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com}; 1598a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 1608a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com/* This is the record we keep for each save/restore level in the stack. 1618a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com Since a level optionally copies the matrix and/or stack, we have pointers 1628a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com for these fields. If the value is copied for this level, the copy is 1638a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com stored in the ...Storage field, and the pointer points to that. If the 1648a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com value is not copied for this level, we ignore ...Storage, and just point 1658a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com at the corresponding value in the previous level in the stack. 1668a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com*/ 1678a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comclass SkCanvas::MCRec { 1688a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.compublic: 1696f09709519b79a1159f3826645f1c5fbc101ee11reed SkRasterClip fRasterClip; 170d954498c01ccf0417feacf89e45d0c62a06a813breed SkMatrix fMatrix; 1711f836ee096bb988adef4b9757b2629c7afeda36dreed SkDrawFilter* fFilter; // the current filter (or null) 172d954498c01ccf0417feacf89e45d0c62a06a813breed DeviceCM* fLayer; 1738a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com /* If there are any layers in the stack, this points to the top-most 1748a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com one that is at or below this level in the stack (so we know what 1758a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com bitmap/device to draw into from this level. This value is NOT 1768a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com reference counted, since the real owner is either our fLayer field, 1778a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com or a previous one in a lower level.) 1788a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com */ 17988edf1e50794e6d8cd7cc671ffce4f5e329ef888bungeman@google.com DeviceCM* fTopLayer; 1808a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 181d954498c01ccf0417feacf89e45d0c62a06a813breed MCRec(bool conservativeRasterClip) : fRasterClip(conservativeRasterClip) { 182d954498c01ccf0417feacf89e45d0c62a06a813breed fMatrix.reset(); 183d954498c01ccf0417feacf89e45d0c62a06a813breed fFilter = NULL; 184d954498c01ccf0417feacf89e45d0c62a06a813breed fLayer = NULL; 185d954498c01ccf0417feacf89e45d0c62a06a813breed fTopLayer = NULL; 186d954498c01ccf0417feacf89e45d0c62a06a813breed 187d954498c01ccf0417feacf89e45d0c62a06a813breed // don't bother initializing fNext 188d954498c01ccf0417feacf89e45d0c62a06a813breed inc_rec(); 189d954498c01ccf0417feacf89e45d0c62a06a813breed } 190d954498c01ccf0417feacf89e45d0c62a06a813breed MCRec(const MCRec& prev) : fRasterClip(prev.fRasterClip) { 191d954498c01ccf0417feacf89e45d0c62a06a813breed fMatrix = prev.fMatrix; 192d954498c01ccf0417feacf89e45d0c62a06a813breed fFilter = SkSafeRef(prev.fFilter); 1938a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fLayer = NULL; 194d954498c01ccf0417feacf89e45d0c62a06a813breed fTopLayer = prev.fTopLayer; 195d954498c01ccf0417feacf89e45d0c62a06a813breed 1968a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com // don't bother initializing fNext 1978a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com inc_rec(); 1988a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 1998a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com ~MCRec() { 20082065d667f64e232bcde2ad849756a6096fcbe6freed@google.com SkSafeUnref(fFilter); 2018a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkDELETE(fLayer); 2028a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com dec_rec(); 2038a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 2048a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com}; 2058a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 2068a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comclass SkDrawIter : public SkDraw { 2078a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.compublic: 2088a0b0291ae4260ef2a46f4341c18a702c0ce3f8btomhudson@google.com SkDrawIter(SkCanvas* canvas, bool skipEmptyClips = true) { 2094370aedf7f55af74e9ebb4ad1c2e010c08236dfajunov@google.com canvas = canvas->canvasForDrawIter(); 2108a0b0291ae4260ef2a46f4341c18a702c0ce3f8btomhudson@google.com fCanvas = canvas; 2118a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com canvas->updateDeviceCMCache(); 2128a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 21390c07ea1d0aa6b7f20252c43fe23ee5ddc1d23cbreed@google.com fClipStack = &canvas->fClipStack; 2148a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fCurrLayer = canvas->fMCRec->fTopLayer; 2158a0b0291ae4260ef2a46f4341c18a702c0ce3f8btomhudson@google.com fSkipEmptyClips = skipEmptyClips; 2168a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 2174b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 2188a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com bool next() { 2198a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com // skip over recs with empty clips 2208a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (fSkipEmptyClips) { 2218a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com while (fCurrLayer && fCurrLayer->fClip.isEmpty()) { 2228a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fCurrLayer = fCurrLayer->fNext; 2238a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 2248a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 2258a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 226f68c5e2f9f05b3af2bae0979ace2684b6041b6e3reed@google.com const DeviceCM* rec = fCurrLayer; 227f68c5e2f9f05b3af2bae0979ace2684b6041b6e3reed@google.com if (rec && rec->fDevice) { 2288a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 2298a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMatrix = rec->fMatrix; 230045e62d715f5ee9b03deb5af3c750f8318096179reed@google.com fClip = &((SkRasterClip*)&rec->fClip)->forceGetBW(); 231045e62d715f5ee9b03deb5af3c750f8318096179reed@google.com fRC = &rec->fClip; 2328a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fDevice = rec->fDevice; 2338a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fBitmap = &fDevice->accessBitmap(true); 2348a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fPaint = rec->fPaint; 235f2b98d67dcb6fcb3120feede9c72016fc7b3ead8reed@android.com SkDEBUGCODE(this->validate();) 2368a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 2378a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fCurrLayer = rec->fNext; 2388a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com // fCurrLayer may be NULL now 239199f108f14a5f60a9c2205ffa79b26102a206ad0reed@android.com 2408a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return true; 2418a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 2428a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return false; 2438a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 2444b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 2451f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com SkBaseDevice* getDevice() const { return fDevice; } 2466f8f292aa768869a9e85c314b124875f57504f2creed@google.com int getX() const { return fDevice->getOrigin().x(); } 2476f8f292aa768869a9e85c314b124875f57504f2creed@google.com int getY() const { return fDevice->getOrigin().y(); } 2488a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkMatrix& getMatrix() const { return *fMatrix; } 2498a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkRegion& getClip() const { return *fClip; } 2508a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPaint* getPaint() const { return fPaint; } 2516f8f292aa768869a9e85c314b124875f57504f2creed@google.com 2528a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comprivate: 2538a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkCanvas* fCanvas; 2548a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const DeviceCM* fCurrLayer; 2558a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPaint* fPaint; // May be null. 2568a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkBool8 fSkipEmptyClips; 2578a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 2588a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com typedef SkDraw INHERITED; 2598a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com}; 2608a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 2618a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com///////////////////////////////////////////////////////////////////////////// 2628a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 2638a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comclass AutoDrawLooper { 2648a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.compublic: 2654a8126e7f81384526629b1e21bf89b632ea13cd9reed AutoDrawLooper(SkCanvas* canvas, const SkSurfaceProps& props, const SkPaint& paint, 26678cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org bool skipLayerForImageFilter = false, 26778cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org const SkRect* bounds = NULL) : fOrigPaint(paint) { 2684e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com fCanvas = canvas; 2698a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fFilter = canvas->getDrawFilter(); 2704a8126e7f81384526629b1e21bf89b632ea13cd9reed fPaint = &fOrigPaint; 2714e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com fSaveCount = canvas->getSaveCount(); 2728926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com fDoClearImageFilter = false; 2734e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com fDone = false; 2748a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 2758926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com if (!skipLayerForImageFilter && fOrigPaint.getImageFilter()) { 2768926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com SkPaint tmp; 2778926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com tmp.setImageFilter(fOrigPaint.getImageFilter()); 278e54a23fcfa42b2fc9d320650de72bcb2d9566b2dcommit-bot@chromium.org (void)canvas->internalSaveLayer(bounds, &tmp, SkCanvas::kARGB_ClipLayer_SaveFlag, 279e54a23fcfa42b2fc9d320650de72bcb2d9566b2dcommit-bot@chromium.org true, SkCanvas::kFullLayer_SaveLayerStrategy); 2808926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com // we'll clear the imageFilter for the actual draws in next(), so 2818926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com // it will only be applied during the restore(). 2828926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com fDoClearImageFilter = true; 2838926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com } 2848926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com 28579fbb40bca9d815ef79b896b31ba6ee736817e0fcommit-bot@chromium.org if (SkDrawLooper* looper = paint.getLooper()) { 28679fbb40bca9d815ef79b896b31ba6ee736817e0fcommit-bot@chromium.org void* buffer = fLooperContextAllocator.reserveT<SkDrawLooper::Context>( 28779fbb40bca9d815ef79b896b31ba6ee736817e0fcommit-bot@chromium.org looper->contextSize()); 28879fbb40bca9d815ef79b896b31ba6ee736817e0fcommit-bot@chromium.org fLooperContext = looper->createContext(canvas, buffer); 289129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com fIsSimple = false; 290129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com } else { 29179fbb40bca9d815ef79b896b31ba6ee736817e0fcommit-bot@chromium.org fLooperContext = NULL; 292129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com // can we be marked as simple? 293129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com fIsSimple = !fFilter && !fDoClearImageFilter; 2948a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 2954a8126e7f81384526629b1e21bf89b632ea13cd9reed 2964a8126e7f81384526629b1e21bf89b632ea13cd9reed uint32_t oldFlags = paint.getFlags(); 2974a8126e7f81384526629b1e21bf89b632ea13cd9reed fNewPaintFlags = filter_paint_flags(props, oldFlags); 2984a8126e7f81384526629b1e21bf89b632ea13cd9reed if (fIsSimple && (fNewPaintFlags != oldFlags)) { 2994a8126e7f81384526629b1e21bf89b632ea13cd9reed SkPaint* paint = fLazyPaint.set(fOrigPaint); 3004a8126e7f81384526629b1e21bf89b632ea13cd9reed paint->setFlags(fNewPaintFlags); 3014a8126e7f81384526629b1e21bf89b632ea13cd9reed fPaint = paint; 3024a8126e7f81384526629b1e21bf89b632ea13cd9reed // if we're not simple, doNext() will take care of calling setFlags() 3034a8126e7f81384526629b1e21bf89b632ea13cd9reed } 3048a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 30574b461961607fa57a150a9282c410ef0cab38764vandebo@chromium.org 3064e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com ~AutoDrawLooper() { 3078926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com if (fDoClearImageFilter) { 3088926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com fCanvas->internalRestore(); 3098926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com } 3104e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com SkASSERT(fCanvas->getSaveCount() == fSaveCount); 3118a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 31274b461961607fa57a150a9282c410ef0cab38764vandebo@chromium.org 3134e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com const SkPaint& paint() const { 3144e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com SkASSERT(fPaint); 3154e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com return *fPaint; 3164e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com } 31774b461961607fa57a150a9282c410ef0cab38764vandebo@chromium.org 318129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com bool next(SkDrawFilter::Type drawType) { 319129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com if (fDone) { 320129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com return false; 321129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com } else if (fIsSimple) { 322129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com fDone = true; 323129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com return !fPaint->nothingToDraw(); 324129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com } else { 325129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com return this->doNext(drawType); 326129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com } 327fbfcd5602128ec010c82cb733c9cdc0a3254f9f3rmistry@google.com } 32874b461961607fa57a150a9282c410ef0cab38764vandebo@chromium.org 3298a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comprivate: 3302c8fc5a7038cdfbb28a8364fd0057f3c21f90bfdmike@reedtribe.org SkLazyPaint fLazyPaint; 3312c8fc5a7038cdfbb28a8364fd0057f3c21f90bfdmike@reedtribe.org SkCanvas* fCanvas; 3322c8fc5a7038cdfbb28a8364fd0057f3c21f90bfdmike@reedtribe.org const SkPaint& fOrigPaint; 3332c8fc5a7038cdfbb28a8364fd0057f3c21f90bfdmike@reedtribe.org SkDrawFilter* fFilter; 3342c8fc5a7038cdfbb28a8364fd0057f3c21f90bfdmike@reedtribe.org const SkPaint* fPaint; 3352c8fc5a7038cdfbb28a8364fd0057f3c21f90bfdmike@reedtribe.org int fSaveCount; 3364a8126e7f81384526629b1e21bf89b632ea13cd9reed uint32_t fNewPaintFlags; 3378926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com bool fDoClearImageFilter; 3382c8fc5a7038cdfbb28a8364fd0057f3c21f90bfdmike@reedtribe.org bool fDone; 339129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com bool fIsSimple; 34079fbb40bca9d815ef79b896b31ba6ee736817e0fcommit-bot@chromium.org SkDrawLooper::Context* fLooperContext; 34179fbb40bca9d815ef79b896b31ba6ee736817e0fcommit-bot@chromium.org SkSmallAllocator<1, 32> fLooperContextAllocator; 342129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com 343129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com bool doNext(SkDrawFilter::Type drawType); 3448a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com}; 3458a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 346129ec22cb054592261e001294c430c9dd4e90ff4reed@google.combool AutoDrawLooper::doNext(SkDrawFilter::Type drawType) { 347632e1a281bc66fb545dce690dff27b51cef41a8ereed@google.com fPaint = NULL; 348129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com SkASSERT(!fIsSimple); 34979fbb40bca9d815ef79b896b31ba6ee736817e0fcommit-bot@chromium.org SkASSERT(fLooperContext || fFilter || fDoClearImageFilter); 350632e1a281bc66fb545dce690dff27b51cef41a8ereed@google.com 351129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com SkPaint* paint = fLazyPaint.set(fOrigPaint); 3524a8126e7f81384526629b1e21bf89b632ea13cd9reed paint->setFlags(fNewPaintFlags); 3538926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com 354129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com if (fDoClearImageFilter) { 355129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com paint->setImageFilter(NULL); 356129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com } 3578926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com 35879fbb40bca9d815ef79b896b31ba6ee736817e0fcommit-bot@chromium.org if (fLooperContext && !fLooperContext->next(fCanvas, paint)) { 359129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com fDone = true; 360129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com return false; 361129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com } 362129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com if (fFilter) { 363971aca75572ed6e0c5e1cc959173dc58ca7b6b8dreed@google.com if (!fFilter->filter(paint, drawType)) { 364971aca75572ed6e0c5e1cc959173dc58ca7b6b8dreed@google.com fDone = true; 365971aca75572ed6e0c5e1cc959173dc58ca7b6b8dreed@google.com return false; 366971aca75572ed6e0c5e1cc959173dc58ca7b6b8dreed@google.com } 36779fbb40bca9d815ef79b896b31ba6ee736817e0fcommit-bot@chromium.org if (NULL == fLooperContext) { 368129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com // no looper means we only draw once 369632e1a281bc66fb545dce690dff27b51cef41a8ereed@google.com fDone = true; 370632e1a281bc66fb545dce690dff27b51cef41a8ereed@google.com } 371129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com } 372129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com fPaint = paint; 3738926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com 374129ec22cb054592261e001294c430c9dd4e90ff4reed@google.com // if we only came in here for the imagefilter, mark us as done 37579fbb40bca9d815ef79b896b31ba6ee736817e0fcommit-bot@chromium.org if (!fLooperContext && !fFilter) { 3764e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com fDone = true; 3774e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com } 3784e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com 379632e1a281bc66fb545dce690dff27b51cef41a8ereed@google.com // call this after any possible paint modifiers 380632e1a281bc66fb545dce690dff27b51cef41a8ereed@google.com if (fPaint->nothingToDraw()) { 3814e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com fPaint = NULL; 3824e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com return false; 3834e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com } 3844e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com return true; 3854e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com} 3864e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com 3878a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com////////// macros to place around the internal draw calls ////////////////// 3888a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 3898926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com#define LOOPER_BEGIN_DRAWDEVICE(paint, type) \ 39097af1a64ae6bdddd346d8babfd9f188279dd6644reed@google.com this->predrawNotify(); \ 3914a8126e7f81384526629b1e21bf89b632ea13cd9reed AutoDrawLooper looper(this, fProps, paint, true); \ 3928926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com while (looper.next(type)) { \ 3938926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com SkDrawIter iter(this); 3948926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com 39578cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org#define LOOPER_BEGIN(paint, type, bounds) \ 39697af1a64ae6bdddd346d8babfd9f188279dd6644reed@google.com this->predrawNotify(); \ 3974a8126e7f81384526629b1e21bf89b632ea13cd9reed AutoDrawLooper looper(this, fProps, paint, false, bounds); \ 3984e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com while (looper.next(type)) { \ 3998a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkDrawIter iter(this); 4004b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 4014e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com#define LOOPER_END } 4028a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 4038a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com//////////////////////////////////////////////////////////////////////////// 4048a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 4054a8126e7f81384526629b1e21bf89b632ea13cd9reedvoid SkCanvas::setupDevice(SkBaseDevice* device) { 4064a8126e7f81384526629b1e21bf89b632ea13cd9reed device->setPixelGeometry(fProps.pixelGeometry()); 4074a8126e7f81384526629b1e21bf89b632ea13cd9reed} 4084a8126e7f81384526629b1e21bf89b632ea13cd9reed 409d954498c01ccf0417feacf89e45d0c62a06a813breedSkBaseDevice* SkCanvas::init(SkBaseDevice* device, InitFlags flags) { 410d954498c01ccf0417feacf89e45d0c62a06a813breed fConservativeRasterClip = SkToBool(flags & kConservativeRasterClip_InitFlag); 411c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com fCachedLocalClipBounds.setEmpty(); 412c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com fCachedLocalClipBoundsDirty = true; 4138f0a7b8e7334187a5d7d5ab7fde5a3c3009555f5caryclark@google.com fAllowSoftClip = true; 41445a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com fAllowSimplifyClip = false; 415f92c86642a1875da54d54b447f006cb9dfbbb35creed fDeviceCMDirty = true; 416b0a7ace7cb2a7559bbc254a7c93698bc71bbd245junov@chromium.org fSaveLayerCount = 0; 417210ae2a42613b9048e8e8c4096c5bf4fe2ddf838commit-bot@chromium.org fCullCount = 0; 41874bb77ee4c747b8c70c5c613987c9f93df71df06mike@reedtribe.org fMetaData = NULL; 4198a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 4208a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMCRec = (MCRec*)fMCStack.push_back(); 421d954498c01ccf0417feacf89e45d0c62a06a813breed new (fMCRec) MCRec(fConservativeRasterClip); 4228a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 423d954498c01ccf0417feacf89e45d0c62a06a813breed fMCRec->fLayer = SkNEW_ARGS(DeviceCM, (NULL, 0, 0, NULL, NULL, fConservativeRasterClip)); 4248a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMCRec->fTopLayer = fMCRec->fLayer; 4258a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 42697af1a64ae6bdddd346d8babfd9f188279dd6644reed@google.com fSurfaceBase = NULL; 427f2b98d67dcb6fcb3120feede9c72016fc7b3ead8reed@android.com 428f92c86642a1875da54d54b447f006cb9dfbbb35creed if (device) { 4294a8126e7f81384526629b1e21bf89b632ea13cd9reed this->setupDevice(device); 4304a8126e7f81384526629b1e21bf89b632ea13cd9reed if (device->forceConservativeRasterClip()) { 4314a8126e7f81384526629b1e21bf89b632ea13cd9reed fConservativeRasterClip = true; 4324a8126e7f81384526629b1e21bf89b632ea13cd9reed } 433f92c86642a1875da54d54b447f006cb9dfbbb35creed device->onAttachToCanvas(this); 434f92c86642a1875da54d54b447f006cb9dfbbb35creed fMCRec->fLayer->fDevice = SkRef(device); 435f92c86642a1875da54d54b447f006cb9dfbbb35creed fMCRec->fRasterClip.setRect(SkIRect::MakeWH(device->width(), device->height())); 436f92c86642a1875da54d54b447f006cb9dfbbb35creed } 437f92c86642a1875da54d54b447f006cb9dfbbb35creed return device; 4388a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 4398a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 440cde92111d50a96b6d0f3e166fbac7c9bc6eca349reed@google.comSkCanvas::SkCanvas() 441e254310a55d55a710309714c48f7fbbe7a6126f7commit-bot@chromium.org : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) 4424a8126e7f81384526629b1e21bf89b632ea13cd9reed , fProps(SkSurfaceProps::kLegacyFontHost_InitType) 443e254310a55d55a710309714c48f7fbbe7a6126f7commit-bot@chromium.org{ 4448d84fac294682647694b0d2d8a87ac2bd19b6aabvandebo@chromium.org inc_canvas(); 445ba124485687130183643994f1b4b68d629fbbebaskia.committer@gmail.com 446d954498c01ccf0417feacf89e45d0c62a06a813breed this->init(NULL, kDefault_InitFlags); 4478d84fac294682647694b0d2d8a87ac2bd19b6aabvandebo@chromium.org} 4488d84fac294682647694b0d2d8a87ac2bd19b6aabvandebo@chromium.org 449d954498c01ccf0417feacf89e45d0c62a06a813breedstatic SkBitmap make_nopixels(int width, int height) { 450d954498c01ccf0417feacf89e45d0c62a06a813breed SkBitmap bitmap; 451d954498c01ccf0417feacf89e45d0c62a06a813breed bitmap.setInfo(SkImageInfo::MakeUnknown(width, height)); 452d954498c01ccf0417feacf89e45d0c62a06a813breed return bitmap; 453d954498c01ccf0417feacf89e45d0c62a06a813breed} 454d954498c01ccf0417feacf89e45d0c62a06a813breed 455d954498c01ccf0417feacf89e45d0c62a06a813breedclass SkNoPixelsBitmapDevice : public SkBitmapDevice { 456d954498c01ccf0417feacf89e45d0c62a06a813breedpublic: 457d954498c01ccf0417feacf89e45d0c62a06a813breed SkNoPixelsBitmapDevice(int width, int height) : INHERITED(make_nopixels(width, height)) {} 458d954498c01ccf0417feacf89e45d0c62a06a813breed 459d954498c01ccf0417feacf89e45d0c62a06a813breedprivate: 460d954498c01ccf0417feacf89e45d0c62a06a813breed 461d954498c01ccf0417feacf89e45d0c62a06a813breed typedef SkBitmapDevice INHERITED; 462d954498c01ccf0417feacf89e45d0c62a06a813breed}; 463d954498c01ccf0417feacf89e45d0c62a06a813breed 464e254310a55d55a710309714c48f7fbbe7a6126f7commit-bot@chromium.orgSkCanvas::SkCanvas(int width, int height) 465e254310a55d55a710309714c48f7fbbe7a6126f7commit-bot@chromium.org : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) 4664a8126e7f81384526629b1e21bf89b632ea13cd9reed , fProps(SkSurfaceProps::kLegacyFontHost_InitType) 467e254310a55d55a710309714c48f7fbbe7a6126f7commit-bot@chromium.org{ 468e254310a55d55a710309714c48f7fbbe7a6126f7commit-bot@chromium.org inc_canvas(); 469d954498c01ccf0417feacf89e45d0c62a06a813breed 470d954498c01ccf0417feacf89e45d0c62a06a813breed this->init(SkNEW_ARGS(SkNoPixelsBitmapDevice, (width, height)), kDefault_InitFlags)->unref(); 471d954498c01ccf0417feacf89e45d0c62a06a813breed} 472e254310a55d55a710309714c48f7fbbe7a6126f7commit-bot@chromium.org 473d954498c01ccf0417feacf89e45d0c62a06a813breedSkCanvas::SkCanvas(int width, int height, InitFlags flags) 474d954498c01ccf0417feacf89e45d0c62a06a813breed : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) 4754a8126e7f81384526629b1e21bf89b632ea13cd9reed , fProps(SkSurfaceProps::kLegacyFontHost_InitType) 476d954498c01ccf0417feacf89e45d0c62a06a813breed{ 477d954498c01ccf0417feacf89e45d0c62a06a813breed inc_canvas(); 478d954498c01ccf0417feacf89e45d0c62a06a813breed 479d954498c01ccf0417feacf89e45d0c62a06a813breed this->init(SkNEW_ARGS(SkNoPixelsBitmapDevice, (width, height)), flags)->unref(); 48027a5e656c3d6ef22f9cb34de18e1b960da3aa241reed} 4818a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 4824a8126e7f81384526629b1e21bf89b632ea13cd9reedSkCanvas::SkCanvas(SkBaseDevice* device, const SkSurfaceProps* props, InitFlags flags) 48327a5e656c3d6ef22f9cb34de18e1b960da3aa241reed : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) 4844a8126e7f81384526629b1e21bf89b632ea13cd9reed , fProps(SkSurfacePropsCopyOrDefault(props)) 48527a5e656c3d6ef22f9cb34de18e1b960da3aa241reed{ 48627a5e656c3d6ef22f9cb34de18e1b960da3aa241reed inc_canvas(); 487d954498c01ccf0417feacf89e45d0c62a06a813breed 488d954498c01ccf0417feacf89e45d0c62a06a813breed this->init(device, flags); 489d954498c01ccf0417feacf89e45d0c62a06a813breed} 4906f09709519b79a1159f3826645f1c5fbc101ee11reed 491d954498c01ccf0417feacf89e45d0c62a06a813breedSkCanvas::SkCanvas(SkBaseDevice* device) 492d954498c01ccf0417feacf89e45d0c62a06a813breed : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) 4934a8126e7f81384526629b1e21bf89b632ea13cd9reed , fProps(SkSurfaceProps::kLegacyFontHost_InitType) 494d954498c01ccf0417feacf89e45d0c62a06a813breed{ 495d954498c01ccf0417feacf89e45d0c62a06a813breed inc_canvas(); 496d954498c01ccf0417feacf89e45d0c62a06a813breed 497d954498c01ccf0417feacf89e45d0c62a06a813breed this->init(device, kDefault_InitFlags); 4988a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 4998a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 5004a8126e7f81384526629b1e21bf89b632ea13cd9reedSkCanvas::SkCanvas(const SkBitmap& bitmap, const SkSurfaceProps& props) 5013716fd067a5621bb94a6cb08d72afec8bf3acedareed : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) 5024a8126e7f81384526629b1e21bf89b632ea13cd9reed , fProps(props) 5033716fd067a5621bb94a6cb08d72afec8bf3acedareed{ 5043716fd067a5621bb94a6cb08d72afec8bf3acedareed inc_canvas(); 5054a8126e7f81384526629b1e21bf89b632ea13cd9reed 5064a8126e7f81384526629b1e21bf89b632ea13cd9reed SkAutoTUnref<SkBaseDevice> device(SkNEW_ARGS(SkBitmapDevice, (bitmap))); 5074a8126e7f81384526629b1e21bf89b632ea13cd9reed this->init(device, kDefault_InitFlags); 5084a8126e7f81384526629b1e21bf89b632ea13cd9reed} 50929c857d0f3a1cb837f73406eeb6ba9771879b5e7reed 5104a8126e7f81384526629b1e21bf89b632ea13cd9reedSkCanvas::SkCanvas(const SkBitmap& bitmap) 5114a8126e7f81384526629b1e21bf89b632ea13cd9reed : fMCStack(sizeof(MCRec), fMCRecStorage, sizeof(fMCRecStorage)) 5124a8126e7f81384526629b1e21bf89b632ea13cd9reed , fProps(SkSurfaceProps::kLegacyFontHost_InitType) 5134a8126e7f81384526629b1e21bf89b632ea13cd9reed{ 5144a8126e7f81384526629b1e21bf89b632ea13cd9reed inc_canvas(); 5154a8126e7f81384526629b1e21bf89b632ea13cd9reed 5164a8126e7f81384526629b1e21bf89b632ea13cd9reed SkAutoTUnref<SkBaseDevice> device(SkNEW_ARGS(SkBitmapDevice, (bitmap))); 5174a8126e7f81384526629b1e21bf89b632ea13cd9reed this->init(device, kDefault_InitFlags); 5188a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 5198a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 5208a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comSkCanvas::~SkCanvas() { 5218a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com // free up the contents of our deque 5228a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->restoreToCount(1); // restore everything but the last 523b0a7ace7cb2a7559bbc254a7c93698bc71bbd245junov@chromium.org SkASSERT(0 == fSaveLayerCount); 5247c2029367cea5479fa3b74fb0ca2b0297b42b709reed@google.com 5258a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->internalRestore(); // restore the last, since we're going away 5268a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 52774bb77ee4c747b8c70c5c613987c9f93df71df06mike@reedtribe.org SkDELETE(fMetaData); 528b70ae310bbdaa1b26786773aabce5548c1f48563vandebo@chromium.org 5298a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com dec_canvas(); 5308a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 5318a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 5328a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comSkDrawFilter* SkCanvas::getDrawFilter() const { 5338a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return fMCRec->fFilter; 5348a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 5358a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 5368a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comSkDrawFilter* SkCanvas::setDrawFilter(SkDrawFilter* filter) { 5378a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkRefCnt_SafeAssign(fMCRec->fFilter, filter); 5388a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return filter; 5398a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 5408a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 54174bb77ee4c747b8c70c5c613987c9f93df71df06mike@reedtribe.orgSkMetaData& SkCanvas::getMetaData() { 54274bb77ee4c747b8c70c5c613987c9f93df71df06mike@reedtribe.org // metadata users are rare, so we lazily allocate it. If that changes we 54374bb77ee4c747b8c70c5c613987c9f93df71df06mike@reedtribe.org // can decide to just make it a field in the device (rather than a ptr) 54474bb77ee4c747b8c70c5c613987c9f93df71df06mike@reedtribe.org if (NULL == fMetaData) { 54574bb77ee4c747b8c70c5c613987c9f93df71df06mike@reedtribe.org fMetaData = new SkMetaData; 54674bb77ee4c747b8c70c5c613987c9f93df71df06mike@reedtribe.org } 54774bb77ee4c747b8c70c5c613987c9f93df71df06mike@reedtribe.org return *fMetaData; 54874bb77ee4c747b8c70c5c613987c9f93df71df06mike@reedtribe.org} 54974bb77ee4c747b8c70c5c613987c9f93df71df06mike@reedtribe.org 5508a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com/////////////////////////////////////////////////////////////////////////////// 5518a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 552bf6c1e4aff4d233f6502157fb73459cf69d0ab37junov@chromium.orgvoid SkCanvas::flush() { 5531f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com SkBaseDevice* device = this->getDevice(); 554bf6c1e4aff4d233f6502157fb73459cf69d0ab37junov@chromium.org if (device) { 555bf6c1e4aff4d233f6502157fb73459cf69d0ab37junov@chromium.org device->flush(); 556bf6c1e4aff4d233f6502157fb73459cf69d0ab37junov@chromium.org } 557bf6c1e4aff4d233f6502157fb73459cf69d0ab37junov@chromium.org} 558bf6c1e4aff4d233f6502157fb73459cf69d0ab37junov@chromium.org 5594ebe3821888d550d8a8b89341ec251ba942f0225bsalomon@google.comSkISize SkCanvas::getTopLayerSize() const { 5604ebe3821888d550d8a8b89341ec251ba942f0225bsalomon@google.com SkBaseDevice* d = this->getTopDevice(); 5614ebe3821888d550d8a8b89341ec251ba942f0225bsalomon@google.com return d ? SkISize::Make(d->width(), d->height()) : SkISize::Make(0, 0); 5624ebe3821888d550d8a8b89341ec251ba942f0225bsalomon@google.com} 5634ebe3821888d550d8a8b89341ec251ba942f0225bsalomon@google.com 5644ebe3821888d550d8a8b89341ec251ba942f0225bsalomon@google.comSkIPoint SkCanvas::getTopLayerOrigin() const { 5654ebe3821888d550d8a8b89341ec251ba942f0225bsalomon@google.com SkBaseDevice* d = this->getTopDevice(); 5664ebe3821888d550d8a8b89341ec251ba942f0225bsalomon@google.com return d ? d->getOrigin() : SkIPoint::Make(0, 0); 5674ebe3821888d550d8a8b89341ec251ba942f0225bsalomon@google.com} 5684ebe3821888d550d8a8b89341ec251ba942f0225bsalomon@google.com 5694ebe3821888d550d8a8b89341ec251ba942f0225bsalomon@google.comSkISize SkCanvas::getBaseLayerSize() const { 5701f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com SkBaseDevice* d = this->getDevice(); 571210ce003a5ec039dda80de0569fb47ca4efc4dc7reed@google.com return d ? SkISize::Make(d->width(), d->height()) : SkISize::Make(0, 0); 572210ce003a5ec039dda80de0569fb47ca4efc4dc7reed@google.com} 573210ce003a5ec039dda80de0569fb47ca4efc4dc7reed@google.com 5741f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.comSkBaseDevice* SkCanvas::getDevice() const { 5758a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com // return root device 576c029062a0312fb747fb6c2677983aba51795c580robertphillips@google.com MCRec* rec = (MCRec*) fMCStack.front(); 5778a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkASSERT(rec && rec->fLayer); 5788a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return rec->fLayer->fDevice; 5798a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 5808a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 5811f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.comSkBaseDevice* SkCanvas::getTopDevice(bool updateMatrixClip) const { 5820b53d59a24f667350b4282f88470713902409030reed@google.com if (updateMatrixClip) { 5830b53d59a24f667350b4282f88470713902409030reed@google.com const_cast<SkCanvas*>(this)->updateDeviceCMCache(); 5840b53d59a24f667350b4282f88470713902409030reed@google.com } 5859266fed56a46a4edc710a52c7be8d46fd7c2bc7areed@google.com return fMCRec->fTopLayer->fDevice; 5869266fed56a46a4edc710a52c7be8d46fd7c2bc7areed@google.com} 5879266fed56a46a4edc710a52c7be8d46fd7c2bc7areed@google.com 588403f8d7a052269583175e945689824838e5e0ef4commit-bot@chromium.orgSkBaseDevice* SkCanvas::setRootDevice(SkBaseDevice* device) { 5898a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com // return root device 5904c09d5cd4b9e6f0be1352f62288efdedc1bc3de3reed@google.com SkDeque::F2BIter iter(fMCStack); 5914c09d5cd4b9e6f0be1352f62288efdedc1bc3de3reed@google.com MCRec* rec = (MCRec*)iter.next(); 5928a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkASSERT(rec && rec->fLayer); 5931f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com SkBaseDevice* rootDevice = rec->fLayer->fDevice; 5948a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 5958a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (rootDevice == device) { 5968a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return device; 5978a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 5984b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 5998a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (device) { 60040a1ae4df28810aa5aa5cf2627d8387b2dfb867arobertphillips@google.com device->onAttachToCanvas(this); 6018a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 6028a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (rootDevice) { 60340a1ae4df28810aa5aa5cf2627d8387b2dfb867arobertphillips@google.com rootDevice->onDetachFromCanvas(); 6048a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 6058a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 6068a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkRefCnt_SafeAssign(rec->fLayer->fDevice, device); 6078a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com rootDevice = device; 6084a8126e7f81384526629b1e21bf89b632ea13cd9reed this->setupDevice(device); 6098a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 6108a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fDeviceCMDirty = true; 6114b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 6128a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com /* Now we update our initial region to have the bounds of the new device, 6138a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com and then intersect all of the clips in our stack with these bounds, 6148a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com to ensure that we can't draw outside of the device's bounds (and trash 6158a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com memory). 6164b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 6178a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com NOTE: this is only a partial-fix, since if the new device is larger than 6188a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com the previous one, we don't know how to "enlarge" the clips in our stack, 6194b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com so drawing may be artificially restricted. Without keeping a history of 6208a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com all calls to canvas->clipRect() and canvas->clipPath(), we can't exactly 6218a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com reconstruct the correct clips, so this approximation will have to do. 6228a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com The caller really needs to restore() back to the base if they want to 6238a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com accurately take advantage of the new device bounds. 6248a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com */ 6258a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 62642aea289cbf801997b653a906a37a7f7e948b645reed@google.com SkIRect bounds; 62742aea289cbf801997b653a906a37a7f7e948b645reed@google.com if (device) { 6288a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com bounds.set(0, 0, device->width(), device->height()); 62942aea289cbf801997b653a906a37a7f7e948b645reed@google.com } else { 63042aea289cbf801997b653a906a37a7f7e948b645reed@google.com bounds.setEmpty(); 6318a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 63242aea289cbf801997b653a906a37a7f7e948b645reed@google.com // now jam our 1st clip to be bounds, and intersect the rest with that 6331f836ee096bb988adef4b9757b2629c7afeda36dreed rec->fRasterClip.setRect(bounds); 63442aea289cbf801997b653a906a37a7f7e948b645reed@google.com while ((rec = (MCRec*)iter.next()) != NULL) { 6351f836ee096bb988adef4b9757b2629c7afeda36dreed (void)rec->fRasterClip.op(bounds, SkRegion::kIntersect_Op); 63642aea289cbf801997b653a906a37a7f7e948b645reed@google.com } 63742aea289cbf801997b653a906a37a7f7e948b645reed@google.com 6388a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return device; 6398a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 6408a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 641a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.orgbool SkCanvas::readPixels(SkBitmap* bitmap, int x, int y) { 642a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org if (kUnknown_SkColorType == bitmap->colorType() || bitmap->getTexture()) { 643a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org return false; 644a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org } 645a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org 646a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org bool weAllocated = false; 647a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org if (NULL == bitmap->pixelRef()) { 648848250415eddc54075f7eb8795e8db79e749c6abreed if (!bitmap->tryAllocPixels()) { 649a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org return false; 650a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org } 651a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org weAllocated = true; 652a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org } 653a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org 654a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org SkBitmap bm(*bitmap); 655a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org bm.lockPixels(); 656a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org if (bm.getPixels() && this->readPixels(bm.info(), bm.getPixels(), bm.rowBytes(), x, y)) { 657a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org return true; 658a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org } 659a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org 660a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org if (weAllocated) { 661a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org bitmap->setPixelRef(NULL); 662a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org } 663a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org return false; 664a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org} 66551df9e3fe3c1aec370854b2718df16fc02faa1b2reed@google.com 666c69809745e6496564639e42ef998ad39adf7dfb8bsalomon@google.combool SkCanvas::readPixels(const SkIRect& srcRect, SkBitmap* bitmap) { 667a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org SkIRect r = srcRect; 668a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org const SkISize size = this->getBaseLayerSize(); 669a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org if (!r.intersect(0, 0, size.width(), size.height())) { 670a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org bitmap->reset(); 671ccfee2a3620e32053b4bf635f0e31e31018dcd96djsollen@google.com return false; 672ccfee2a3620e32053b4bf635f0e31e31018dcd96djsollen@google.com } 67374b461961607fa57a150a9282c410ef0cab38764vandebo@chromium.org 674848250415eddc54075f7eb8795e8db79e749c6abreed if (!bitmap->tryAllocN32Pixels(r.width(), r.height())) { 675a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org // bitmap will already be reset. 676a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org return false; 677a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org } 678a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org if (!this->readPixels(bitmap->info(), bitmap->getPixels(), bitmap->rowBytes(), r.x(), r.y())) { 679a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org bitmap->reset(); 680daba14b7d4fc96b915c45d82713b22729c0d0f37bsalomon@google.com return false; 681c69809745e6496564639e42ef998ad39adf7dfb8bsalomon@google.com } 682a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org return true; 683a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org} 684c69809745e6496564639e42ef998ad39adf7dfb8bsalomon@google.com 685a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.orgbool SkCanvas::readPixels(const SkImageInfo& origInfo, void* dstP, size_t rowBytes, int x, int y) { 686a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org switch (origInfo.colorType()) { 687a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org case kUnknown_SkColorType: 688a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org case kIndex_8_SkColorType: 689a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org return false; 690a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org default: 691a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org break; 692a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org } 693a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org if (NULL == dstP || rowBytes < origInfo.minRowBytes()) { 694a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org return false; 695a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org } 696a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org if (0 == origInfo.width() || 0 == origInfo.height()) { 69751df9e3fe3c1aec370854b2718df16fc02faa1b2reed@google.com return false; 69851df9e3fe3c1aec370854b2718df16fc02faa1b2reed@google.com } 699a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org 700a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org SkBaseDevice* device = this->getDevice(); 701a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org if (!device) { 702a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org return false; 703a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org } 704a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org 705a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org const SkISize size = this->getBaseLayerSize(); 706a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org SkIRect srcR = SkIRect::MakeXYWH(x, y, origInfo.width(), origInfo.height()); 707a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org if (!srcR.intersect(0, 0, size.width(), size.height())) { 708a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org return false; 709a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org } 710db0c8753775774aa3f67114491e26ac1be32f38eskia.committer@gmail.com 711a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org // the intersect may have shrunk info's logical size 712e5ea500d4714a7d84de2bf913e81be3b65d2de68reed const SkImageInfo info = origInfo.makeWH(srcR.width(), srcR.height()); 713db0c8753775774aa3f67114491e26ac1be32f38eskia.committer@gmail.com 714a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org // if x or y are negative, then we have to adjust pixels 715a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org if (x > 0) { 716a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org x = 0; 717a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org } 718a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org if (y > 0) { 719a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org y = 0; 720a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org } 721a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org // here x,y are either 0 or negative 722a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org dstP = ((char*)dstP - y * rowBytes - x * info.bytesPerPixel()); 723db0c8753775774aa3f67114491e26ac1be32f38eskia.committer@gmail.com 724a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org // The device can assert that the requested area is always contained in its bounds 725a713f9c6f6a06d216d53e268b9c691941053dabfcommit-bot@chromium.org return device->readPixels(info, dstP, rowBytes, srcR.x(), srcR.y()); 72651df9e3fe3c1aec370854b2718df16fc02faa1b2reed@google.com} 72751df9e3fe3c1aec370854b2718df16fc02faa1b2reed@google.com 7284cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.orgbool SkCanvas::writePixels(const SkBitmap& bitmap, int x, int y) { 7294cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org if (bitmap.getTexture()) { 7304cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org return false; 7314cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org } 7324cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org SkBitmap bm(bitmap); 7334cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org bm.lockPixels(); 7344cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org if (bm.getPixels()) { 7354cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org return this->writePixels(bm.info(), bm.getPixels(), bm.rowBytes(), x, y); 7364cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org } 7374cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org return false; 7384cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org} 7394cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org 7404cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.orgbool SkCanvas::writePixels(const SkImageInfo& origInfo, const void* pixels, size_t rowBytes, 7414cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org int x, int y) { 7424cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org switch (origInfo.colorType()) { 7434cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org case kUnknown_SkColorType: 7444cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org case kIndex_8_SkColorType: 7454cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org return false; 7464cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org default: 7474cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org break; 7484cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org } 7494cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org if (NULL == pixels || rowBytes < origInfo.minRowBytes()) { 7504cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org return false; 7514cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org } 7524cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org 7534cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org const SkISize size = this->getBaseLayerSize(); 7544cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org SkIRect target = SkIRect::MakeXYWH(x, y, origInfo.width(), origInfo.height()); 7554cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org if (!target.intersect(0, 0, size.width(), size.height())) { 7564cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org return false; 7574cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org } 7584cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org 7594cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org SkBaseDevice* device = this->getDevice(); 7604cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org if (!device) { 7614cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org return false; 7624cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org } 7634cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org 7644cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org // the intersect may have shrunk info's logical size 765e5ea500d4714a7d84de2bf913e81be3b65d2de68reed const SkImageInfo info = origInfo.makeWH(target.width(), target.height()); 7664cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org 7674cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org // if x or y are negative, then we have to adjust pixels 7684cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org if (x > 0) { 7694cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org x = 0; 7704cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org } 7714cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org if (y > 0) { 7724cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org y = 0; 7734cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org } 7744cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org // here x,y are either 0 or negative 7754cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org pixels = ((const char*)pixels - y * rowBytes - x * info.bytesPerPixel()); 7764cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org 7774af35f348b2e2f6c428819118eb7a2f2fff53a74reed // Tell our owning surface to bump its generation ID 7784af35f348b2e2f6c428819118eb7a2f2fff53a74reed this->predrawNotify(); 7794af35f348b2e2f6c428819118eb7a2f2fff53a74reed 7804cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org // The device can assert that the requested area is always contained in its bounds 7814ef54f8d72420a521d4aae04ff5cd438810eca7fcommit-bot@chromium.org return device->writePixels(info, pixels, rowBytes, target.x(), target.y()); 7824cd9e2169e35cd67ee7358acea6541245e1d1744commit-bot@chromium.org} 78351df9e3fe3c1aec370854b2718df16fc02faa1b2reed@google.com 7844370aedf7f55af74e9ebb4ad1c2e010c08236dfajunov@google.comSkCanvas* SkCanvas::canvasForDrawIter() { 7854370aedf7f55af74e9ebb4ad1c2e010c08236dfajunov@google.com return this; 7864370aedf7f55af74e9ebb4ad1c2e010c08236dfajunov@google.com} 7874370aedf7f55af74e9ebb4ad1c2e010c08236dfajunov@google.com 7888a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com////////////////////////////////////////////////////////////////////////////// 7898a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 7908a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::updateDeviceCMCache() { 7918a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (fDeviceCMDirty) { 7928a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkMatrix& totalMatrix = this->getTotalMatrix(); 7931f836ee096bb988adef4b9757b2629c7afeda36dreed const SkRasterClip& totalClip = fMCRec->fRasterClip; 7948a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com DeviceCM* layer = fMCRec->fTopLayer; 7954b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 7968a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (NULL == layer->fNext) { // only one layer 79746799cd9f0bded51a189d77731b25af159ab4609reed@google.com layer->updateMC(totalMatrix, totalClip, fClipStack, NULL); 7988a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } else { 799045e62d715f5ee9b03deb5af3c750f8318096179reed@google.com SkRasterClip clip(totalClip); 8008a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com do { 80146799cd9f0bded51a189d77731b25af159ab4609reed@google.com layer->updateMC(totalMatrix, clip, fClipStack, &clip); 8028a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } while ((layer = layer->fNext) != NULL); 8038a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 8048a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fDeviceCMDirty = false; 8058a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 8068a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 8078a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 8088a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com/////////////////////////////////////////////////////////////////////////////// 8098a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 8105f6102d07982043542343ff0a6c67b1319ac9fc7Florin Malitaint SkCanvas::internalSave() { 8118a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com int saveCount = this->getSaveCount(); // record this before the actual save 8124b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 8138a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com MCRec* newTop = (MCRec*)fMCStack.push_back(); 814d954498c01ccf0417feacf89e45d0c62a06a813breed new (newTop) MCRec(*fMCRec); // balanced in restore() 8158a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMCRec = newTop; 8164b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 8175f6102d07982043542343ff0a6c67b1319ac9fc7Florin Malita fClipStack.save(); 8185c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com 8198a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return saveCount; 8208a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 8218a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 822d70fa2013adccaa52d1f3e6ca501a4d4ab1520f3commit-bot@chromium.orgint SkCanvas::save() { 8235f6102d07982043542343ff0a6c67b1319ac9fc7Florin Malita this->willSave(); 8245f6102d07982043542343ff0a6c67b1319ac9fc7Florin Malita return this->internalSave(); 8258a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 8268a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 8278a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comstatic bool bounds_affects_clip(SkCanvas::SaveFlags flags) { 828b93ba45b58ad24e0e2cb75b842e24ff711c368b0reed@google.com#ifdef SK_SUPPORT_LEGACY_CLIPTOLAYERFLAG 8298a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return (flags & SkCanvas::kClipToLayer_SaveFlag) != 0; 830b93ba45b58ad24e0e2cb75b842e24ff711c368b0reed@google.com#else 831b93ba45b58ad24e0e2cb75b842e24ff711c368b0reed@google.com return true; 832b93ba45b58ad24e0e2cb75b842e24ff711c368b0reed@google.com#endif 8338a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 8348a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 835a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.orgbool SkCanvas::clipRectBounds(const SkRect* bounds, SaveFlags flags, 836c4b12f19a46946e1c02f3525e0ea4902b09feac5senorblanco@chromium.org SkIRect* intersection, const SkImageFilter* imageFilter) { 837bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com SkIRect clipBounds; 838c4b12f19a46946e1c02f3525e0ea4902b09feac5senorblanco@chromium.org SkRegion::Op op = SkRegion::kIntersect_Op; 839bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com if (!this->getClipDeviceBounds(&clipBounds)) { 840a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org return false; 841f2b98d67dcb6fcb3120feede9c72016fc7b3ead8reed@android.com } 842c4b12f19a46946e1c02f3525e0ea4902b09feac5senorblanco@chromium.org 843c4b12f19a46946e1c02f3525e0ea4902b09feac5senorblanco@chromium.org if (imageFilter) { 8441f836ee096bb988adef4b9757b2629c7afeda36dreed imageFilter->filterBounds(clipBounds, fMCRec->fMatrix, &clipBounds); 845c4b12f19a46946e1c02f3525e0ea4902b09feac5senorblanco@chromium.org // Filters may grow the bounds beyond the device bounds. 846c4b12f19a46946e1c02f3525e0ea4902b09feac5senorblanco@chromium.org op = SkRegion::kReplace_Op; 847c4b12f19a46946e1c02f3525e0ea4902b09feac5senorblanco@chromium.org } 848bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com SkIRect ir; 84949f085dddff10473b6ebf832a974288300224e60bsalomon if (bounds) { 8508a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkRect r; 8514b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 8528a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->getTotalMatrix().mapRect(&r, *bounds); 8538a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com r.roundOut(&ir); 8548a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com // early exit if the layer's bounds are clipped out 8558a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (!ir.intersect(clipBounds)) { 856bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com if (bounds_affects_clip(flags)) { 8571f836ee096bb988adef4b9757b2629c7afeda36dreed fMCRec->fRasterClip.setEmpty(); 858bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com } 859a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org return false; 8608a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 8618a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } else { // no user bounds, so just use the clip 8628a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com ir = clipBounds; 8638a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 8648a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 86589f077ced4918ded7e911bc5052b61c90ad57a9asenorblanco@chromium.org if (bounds_affects_clip(flags)) { 86689f077ced4918ded7e911bc5052b61c90ad57a9asenorblanco@chromium.org fClipStack.clipDevRect(ir, op); 86789f077ced4918ded7e911bc5052b61c90ad57a9asenorblanco@chromium.org // early exit if the clip is now empty 8681f836ee096bb988adef4b9757b2629c7afeda36dreed if (!fMCRec->fRasterClip.op(ir, op)) { 86989f077ced4918ded7e911bc5052b61c90ad57a9asenorblanco@chromium.org return false; 87089f077ced4918ded7e911bc5052b61c90ad57a9asenorblanco@chromium.org } 871a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org } 872a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org 873a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org if (intersection) { 874a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org *intersection = ir; 875a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org } 876a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org return true; 877a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org} 878a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org 879d70fa2013adccaa52d1f3e6ca501a4d4ab1520f3commit-bot@chromium.orgint SkCanvas::saveLayer(const SkRect* bounds, const SkPaint* paint) { 880d70fa2013adccaa52d1f3e6ca501a4d4ab1520f3commit-bot@chromium.org SaveLayerStrategy strategy = this->willSaveLayer(bounds, paint, kARGB_ClipLayer_SaveFlag); 881d70fa2013adccaa52d1f3e6ca501a4d4ab1520f3commit-bot@chromium.org return this->internalSaveLayer(bounds, paint, kARGB_ClipLayer_SaveFlag, false, strategy); 882d70fa2013adccaa52d1f3e6ca501a4d4ab1520f3commit-bot@chromium.org} 883d70fa2013adccaa52d1f3e6ca501a4d4ab1520f3commit-bot@chromium.org 884a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.orgint SkCanvas::saveLayer(const SkRect* bounds, const SkPaint* paint, 885a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org SaveFlags flags) { 886e54a23fcfa42b2fc9d320650de72bcb2d9566b2dcommit-bot@chromium.org SaveLayerStrategy strategy = this->willSaveLayer(bounds, paint, flags); 887e54a23fcfa42b2fc9d320650de72bcb2d9566b2dcommit-bot@chromium.org return this->internalSaveLayer(bounds, paint, flags, false, strategy); 8888926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com} 8898926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com 890e54a23fcfa42b2fc9d320650de72bcb2d9566b2dcommit-bot@chromium.orgint SkCanvas::internalSaveLayer(const SkRect* bounds, const SkPaint* paint, SaveFlags flags, 891e54a23fcfa42b2fc9d320650de72bcb2d9566b2dcommit-bot@chromium.org bool justForImageFilter, SaveLayerStrategy strategy) { 892b93ba45b58ad24e0e2cb75b842e24ff711c368b0reed@google.com#ifndef SK_SUPPORT_LEGACY_CLIPTOLAYERFLAG 8932a5cd60bfff32c92cf44a8cfc3e8c017b9aee456commit-bot@chromium.org flags |= kClipToLayer_SaveFlag; 894b93ba45b58ad24e0e2cb75b842e24ff711c368b0reed@google.com#endif 895b93ba45b58ad24e0e2cb75b842e24ff711c368b0reed@google.com 896a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org // do this before we create the layer. We don't call the public save() since 897a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org // that would invoke a possibly overridden virtual 8985f6102d07982043542343ff0a6c67b1319ac9fc7Florin Malita int count = this->internalSave(); 899a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org 900a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org fDeviceCMDirty = true; 901a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org 902a907ac3e3e3458fbb5d673c3feafb31fd7647b38junov@chromium.org SkIRect ir; 903c4b12f19a46946e1c02f3525e0ea4902b09feac5senorblanco@chromium.org if (!this->clipRectBounds(bounds, flags, &ir, paint ? paint->getImageFilter() : NULL)) { 9048a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return count; 9058a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 9068a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 907e54a23fcfa42b2fc9d320650de72bcb2d9566b2dcommit-bot@chromium.org // FIXME: do willSaveLayer() overriders returning kNoLayer_SaveLayerStrategy really care about 908e54a23fcfa42b2fc9d320650de72bcb2d9566b2dcommit-bot@chromium.org // the clipRectBounds() call above? 909e54a23fcfa42b2fc9d320650de72bcb2d9566b2dcommit-bot@chromium.org if (kNoLayer_SaveLayerStrategy == strategy) { 910e54a23fcfa42b2fc9d320650de72bcb2d9566b2dcommit-bot@chromium.org return count; 911e54a23fcfa42b2fc9d320650de72bcb2d9566b2dcommit-bot@chromium.org } 912e54a23fcfa42b2fc9d320650de72bcb2d9566b2dcommit-bot@chromium.org 913b55deeb1c7c692023603639a9b29c0e3de124eacreed@google.com // Kill the imagefilter if our device doesn't allow it 914b55deeb1c7c692023603639a9b29c0e3de124eacreed@google.com SkLazyPaint lazyP; 915b55deeb1c7c692023603639a9b29c0e3de124eacreed@google.com if (paint && paint->getImageFilter()) { 916b55deeb1c7c692023603639a9b29c0e3de124eacreed@google.com if (!this->getTopDevice()->allowImageFilter(paint->getImageFilter())) { 9178926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com if (justForImageFilter) { 9188926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com // early exit if the layer was just for the imageFilter 9198926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com return count; 9208926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com } 921b55deeb1c7c692023603639a9b29c0e3de124eacreed@google.com SkPaint* p = lazyP.set(*paint); 922b55deeb1c7c692023603639a9b29c0e3de124eacreed@google.com p->setImageFilter(NULL); 923b55deeb1c7c692023603639a9b29c0e3de124eacreed@google.com paint = p; 924b55deeb1c7c692023603639a9b29c0e3de124eacreed@google.com } 925b55deeb1c7c692023603639a9b29c0e3de124eacreed@google.com } 926b55deeb1c7c692023603639a9b29c0e3de124eacreed@google.com 92715a140599942f70e47380e3f700a825c7cece3b4commit-bot@chromium.org bool isOpaque = !SkToBool(flags & kHasAlphaLayer_SaveFlag); 92815a140599942f70e47380e3f700a825c7cece3b4commit-bot@chromium.org SkImageInfo info = SkImageInfo::MakeN32(ir.width(), ir.height(), 92915a140599942f70e47380e3f700a825c7cece3b4commit-bot@chromium.org isOpaque ? kOpaque_SkAlphaType : kPremul_SkAlphaType); 9308a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 9311f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com SkBaseDevice* device; 93276dd277b1fa021c42fc3acdd8d61e7dc05f9c267reed@google.com if (paint && paint->getImageFilter()) { 93352d9ac6c92ddf33b3b05eb77ba9509a7aa441657reed device = this->getDevice(); 93452d9ac6c92ddf33b3b05eb77ba9509a7aa441657reed if (device) { 93552d9ac6c92ddf33b3b05eb77ba9509a7aa441657reed device = device->createCompatibleDevice(info); 93652d9ac6c92ddf33b3b05eb77ba9509a7aa441657reed } 93776dd277b1fa021c42fc3acdd8d61e7dc05f9c267reed@google.com } else { 93815a140599942f70e47380e3f700a825c7cece3b4commit-bot@chromium.org device = this->createLayerDevice(info); 93976dd277b1fa021c42fc3acdd8d61e7dc05f9c267reed@google.com } 940e25c68402b38ac01dc1ae196ae8a5265b773c5f2bungeman@google.com if (NULL == device) { 941e25c68402b38ac01dc1ae196ae8a5265b773c5f2bungeman@google.com SkDebugf("Unable to create device for layer."); 942e25c68402b38ac01dc1ae196ae8a5265b773c5f2bungeman@google.com return count; 943e25c68402b38ac01dc1ae196ae8a5265b773c5f2bungeman@google.com } 9444a8126e7f81384526629b1e21bf89b632ea13cd9reed this->setupDevice(device); 945e97f0856a8044866b12527819d14cdfbcdfd96f2bsalomon@google.com 9466f8f292aa768869a9e85c314b124875f57504f2creed@google.com device->setOrigin(ir.fLeft, ir.fTop); 947d954498c01ccf0417feacf89e45d0c62a06a813breed DeviceCM* layer = SkNEW_ARGS(DeviceCM, 948d954498c01ccf0417feacf89e45d0c62a06a813breed (device, ir.fLeft, ir.fTop, paint, this, fConservativeRasterClip)); 9498a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com device->unref(); 9508a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 9518a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com layer->fNext = fMCRec->fTopLayer; 9528a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMCRec->fLayer = layer; 9538a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMCRec->fTopLayer = layer; // this field is NOT an owner of layer 9548a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 955b0a7ace7cb2a7559bbc254a7c93698bc71bbd245junov@chromium.org fSaveLayerCount += 1; 9568a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return count; 9578a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 9588a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 959d70fa2013adccaa52d1f3e6ca501a4d4ab1520f3commit-bot@chromium.orgint SkCanvas::saveLayerAlpha(const SkRect* bounds, U8CPU alpha) { 960d70fa2013adccaa52d1f3e6ca501a4d4ab1520f3commit-bot@chromium.org return this->saveLayerAlpha(bounds, alpha, kARGB_ClipLayer_SaveFlag); 961d70fa2013adccaa52d1f3e6ca501a4d4ab1520f3commit-bot@chromium.org} 962d70fa2013adccaa52d1f3e6ca501a4d4ab1520f3commit-bot@chromium.org 9638a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comint SkCanvas::saveLayerAlpha(const SkRect* bounds, U8CPU alpha, 9648a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SaveFlags flags) { 9658a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (0xFF == alpha) { 9668a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return this->saveLayer(bounds, NULL, flags); 9678a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } else { 9688a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkPaint tmpPaint; 9698a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com tmpPaint.setAlpha(alpha); 9708a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return this->saveLayer(bounds, &tmpPaint, flags); 9718a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 9728a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 9738a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 9748a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::restore() { 9758a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com // check for underflow 9768a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (fMCStack.count() > 1) { 977e54a23fcfa42b2fc9d320650de72bcb2d9566b2dcommit-bot@chromium.org this->willRestore(); 9788a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->internalRestore(); 9796cfa73a29a26edf1d03bca224ad6860396308ffcmtklein this->didRestore(); 9808a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 9818a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 9828a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 9838a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::internalRestore() { 9848a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkASSERT(fMCStack.count() != 0); 9858a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 9868a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fDeviceCMDirty = true; 987c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com fCachedLocalClipBoundsDirty = true; 9888a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 9895f6102d07982043542343ff0a6c67b1319ac9fc7Florin Malita fClipStack.restore(); 9906c157640c27ee2ed6f9a484d21691b7b19dfecdecommit-bot@chromium.org 99188edf1e50794e6d8cd7cc671ffce4f5e329ef888bungeman@google.com // reserve our layer (if any) 9928a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com DeviceCM* layer = fMCRec->fLayer; // may be null 9938a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com // now detach it from fMCRec so we can pop(). Gets freed after its drawn 9948a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMCRec->fLayer = NULL; 9958a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 9968a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com // now do the normal restore() 9978a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMCRec->~MCRec(); // balanced in save() 9988a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMCStack.pop_back(); 9998a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fMCRec = (MCRec*)fMCStack.back(); 10008a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 10018a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com /* Time to draw the layer's offscreen. We can't call the public drawSprite, 10028a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com since if we're being recorded, we don't want to record this (the 10038a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com recorder will have already recorded the restore). 10048a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com */ 100549f085dddff10473b6ebf832a974288300224e60bsalomon if (layer) { 10068a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (layer->fNext) { 10076f8f292aa768869a9e85c314b124875f57504f2creed@google.com const SkIPoint& origin = layer->fDevice->getOrigin(); 10088926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com this->internalDrawDevice(layer->fDevice, origin.x(), origin.y(), 10098926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com layer->fPaint); 10108926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com // reset this, since internalDrawDevice will have set it to true 10118a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fDeviceCMDirty = true; 10127c2029367cea5479fa3b74fb0ca2b0297b42b709reed@google.com 1013b0a7ace7cb2a7559bbc254a7c93698bc71bbd245junov@chromium.org SkASSERT(fSaveLayerCount > 0); 1014b0a7ace7cb2a7559bbc254a7c93698bc71bbd245junov@chromium.org fSaveLayerCount -= 1; 10158a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 10168a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkDELETE(layer); 101788edf1e50794e6d8cd7cc671ffce4f5e329ef888bungeman@google.com } 10188a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 10198a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 10208a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comint SkCanvas::getSaveCount() const { 10218a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return fMCStack.count(); 10228a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 10238a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 10248a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::restoreToCount(int count) { 10258a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com // sanity check 10268a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (count < 1) { 10278a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com count = 1; 10288a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 102974b461961607fa57a150a9282c410ef0cab38764vandebo@chromium.org 1030b9d1c6a3c43a2cbcbd612f4ec4aaf604a1fa6444reed@google.com int n = this->getSaveCount() - count; 1031b9d1c6a3c43a2cbcbd612f4ec4aaf604a1fa6444reed@google.com for (int i = 0; i < n; ++i) { 10328a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->restore(); 10338a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 10348a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 10358a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 10367c2029367cea5479fa3b74fb0ca2b0297b42b709reed@google.combool SkCanvas::isDrawingToLayer() const { 1037b0a7ace7cb2a7559bbc254a7c93698bc71bbd245junov@chromium.org return fSaveLayerCount > 0; 10387c2029367cea5479fa3b74fb0ca2b0297b42b709reed@google.com} 10397c2029367cea5479fa3b74fb0ca2b0297b42b709reed@google.com 10404a8126e7f81384526629b1e21bf89b632ea13cd9reedSkSurface* SkCanvas::newSurface(const SkImageInfo& info, const SkSurfaceProps* props) { 10414a8126e7f81384526629b1e21bf89b632ea13cd9reed if (NULL == props) { 10424a8126e7f81384526629b1e21bf89b632ea13cd9reed props = &fProps; 10434a8126e7f81384526629b1e21bf89b632ea13cd9reed } 10444a8126e7f81384526629b1e21bf89b632ea13cd9reed return this->onNewSurface(info, *props); 104576f10a3bd936af7dbe2b5873d5a7eedd73cdc5dareed@google.com} 104676f10a3bd936af7dbe2b5873d5a7eedd73cdc5dareed@google.com 10474a8126e7f81384526629b1e21bf89b632ea13cd9reedSkSurface* SkCanvas::onNewSurface(const SkImageInfo& info, const SkSurfaceProps& props) { 104876f10a3bd936af7dbe2b5873d5a7eedd73cdc5dareed@google.com SkBaseDevice* dev = this->getDevice(); 10494a8126e7f81384526629b1e21bf89b632ea13cd9reed return dev ? dev->newSurface(info, props) : NULL; 105076f10a3bd936af7dbe2b5873d5a7eedd73cdc5dareed@google.com} 105176f10a3bd936af7dbe2b5873d5a7eedd73cdc5dareed@google.com 1052c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.orgSkImageInfo SkCanvas::imageInfo() const { 1053c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org SkBaseDevice* dev = this->getDevice(); 1054c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org if (dev) { 1055c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org return dev->imageInfo(); 1056c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org } else { 1057900ecf2f1579d42c9d2959831787af0346320f86reed@google.com return SkImageInfo::MakeUnknown(0, 0); 1058c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org } 1059c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org} 1060c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org 1061c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.orgconst void* SkCanvas::peekPixels(SkImageInfo* info, size_t* rowBytes) { 1062c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org return this->onPeekPixels(info, rowBytes); 1063c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org} 1064c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org 1065c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.orgconst void* SkCanvas::onPeekPixels(SkImageInfo* info, size_t* rowBytes) { 1066c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org SkBaseDevice* dev = this->getDevice(); 1067c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org return dev ? dev->peekPixels(info, rowBytes) : NULL; 1068c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org} 1069c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org 10706b4aaa77dcc4f17d0e22986f5f4cca70011d1ee5commit-bot@chromium.orgvoid* SkCanvas::accessTopLayerPixels(SkImageInfo* info, size_t* rowBytes, SkIPoint* origin) { 10716b4aaa77dcc4f17d0e22986f5f4cca70011d1ee5commit-bot@chromium.org void* pixels = this->onAccessTopLayerPixels(info, rowBytes); 10726b4aaa77dcc4f17d0e22986f5f4cca70011d1ee5commit-bot@chromium.org if (pixels && origin) { 10736b4aaa77dcc4f17d0e22986f5f4cca70011d1ee5commit-bot@chromium.org *origin = this->getTopDevice(false)->getOrigin(); 10746b4aaa77dcc4f17d0e22986f5f4cca70011d1ee5commit-bot@chromium.org } 10756b4aaa77dcc4f17d0e22986f5f4cca70011d1ee5commit-bot@chromium.org return pixels; 10769c135db83d198e7d8200027c7d2cf60f38517ee3reed@google.com} 10779c135db83d198e7d8200027c7d2cf60f38517ee3reed@google.com 10789c135db83d198e7d8200027c7d2cf60f38517ee3reed@google.comvoid* SkCanvas::onAccessTopLayerPixels(SkImageInfo* info, size_t* rowBytes) { 10799c135db83d198e7d8200027c7d2cf60f38517ee3reed@google.com SkBaseDevice* dev = this->getTopDevice(); 10809c135db83d198e7d8200027c7d2cf60f38517ee3reed@google.com return dev ? dev->accessPixels(info, rowBytes) : NULL; 10819c135db83d198e7d8200027c7d2cf60f38517ee3reed@google.com} 10829c135db83d198e7d8200027c7d2cf60f38517ee3reed@google.com 1083c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.orgSkAutoROCanvasPixels::SkAutoROCanvasPixels(SkCanvas* canvas) { 1084c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org fAddr = canvas->peekPixels(&fInfo, &fRowBytes); 1085c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org if (NULL == fAddr) { 1086c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org fInfo = canvas->imageInfo(); 1087848250415eddc54075f7eb8795e8db79e749c6abreed if (kUnknown_SkColorType == fInfo.colorType() || !fBitmap.tryAllocPixels(fInfo)) { 1088c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org return; // failure, fAddr is NULL 1089c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org } 1090c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org if (!canvas->readPixels(&fBitmap, 0, 0)) { 1091c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org return; // failure, fAddr is NULL 1092c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org } 1093c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org fAddr = fBitmap.getPixels(); 1094c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org fRowBytes = fBitmap.rowBytes(); 1095c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org } 1096c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org SkASSERT(fAddr); // success 1097c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org} 1098c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org 1099c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.orgbool SkAutoROCanvasPixels::asROBitmap(SkBitmap* bitmap) const { 1100c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org if (fAddr) { 110100f8d6c75d22ce8f95f932c5b101354b196fa0dfcommit-bot@chromium.org return bitmap->installPixels(fInfo, const_cast<void*>(fAddr), fRowBytes); 1102c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org } else { 1103c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org bitmap->reset(); 1104c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org return false; 1105c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org } 1106c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org} 1107c3bd8af6d5722e854feca70c40d92f4954c5b67bcommit-bot@chromium.org 1108210ae2a42613b9048e8e8c4096c5bf4fe2ddf838commit-bot@chromium.orgvoid SkCanvas::onPushCull(const SkRect& cullRect) { 1109210ae2a42613b9048e8e8c4096c5bf4fe2ddf838commit-bot@chromium.org // do nothing. Subclasses may do something 1110210ae2a42613b9048e8e8c4096c5bf4fe2ddf838commit-bot@chromium.org} 1111210ae2a42613b9048e8e8c4096c5bf4fe2ddf838commit-bot@chromium.org 1112210ae2a42613b9048e8e8c4096c5bf4fe2ddf838commit-bot@chromium.orgvoid SkCanvas::onPopCull() { 1113210ae2a42613b9048e8e8c4096c5bf4fe2ddf838commit-bot@chromium.org // do nothing. Subclasses may do something 1114210ae2a42613b9048e8e8c4096c5bf4fe2ddf838commit-bot@chromium.org} 1115210ae2a42613b9048e8e8c4096c5bf4fe2ddf838commit-bot@chromium.org 11168a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com///////////////////////////////////////////////////////////////////////////// 1117520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org#ifdef SK_DEBUG 1118520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org// Ensure that cull rects are monotonically nested in device space. 1119520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.orgvoid SkCanvas::validateCull(const SkIRect& devCull) { 1120520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org if (fCullStack.isEmpty() 1121520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org || devCull.isEmpty() 1122520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org || fCullStack.top().contains(devCull)) { 1123520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org return; 1124520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org } 1125520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org 1126520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org SkDEBUGF(("Invalid cull: [%d %d %d %d] (previous cull: [%d %d %d %d])\n", 1127520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org devCull.x(), devCull.y(), devCull.right(), devCull.bottom(), 1128520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org fCullStack.top().x(), fCullStack.top().y(), 1129520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org fCullStack.top().right(), fCullStack.top().bottom())); 1130520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org 1131520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org#ifdef ASSERT_NESTED_CULLING 1132520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org SkDEBUGFAIL("Invalid cull."); 1133520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org#endif 1134520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org} 1135520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org#endif 1136520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org 1137520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.orgvoid SkCanvas::pushCull(const SkRect& cullRect) { 1138520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org ++fCullCount; 1139520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org this->onPushCull(cullRect); 1140520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org 1141520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org#ifdef SK_DEBUG 1142520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org // Map the cull rect into device space. 1143520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org SkRect mappedCull; 1144520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org this->getTotalMatrix().mapRect(&mappedCull, cullRect); 1145520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org 1146520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org // Take clipping into account. 1147520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org SkIRect devClip, devCull; 1148520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org mappedCull.roundOut(&devCull); 1149520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org this->getClipDeviceBounds(&devClip); 1150520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org if (!devCull.intersect(devClip)) { 1151520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org devCull.setEmpty(); 1152520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org } 1153520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org 1154520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org this->validateCull(devCull); 1155520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org fCullStack.push(devCull); // balanced in popCull 1156520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org#endif 1157520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org} 1158520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org 1159520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.orgvoid SkCanvas::popCull() { 1160520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org SkASSERT(fCullStack.count() == fCullCount); 1161520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org 1162520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org if (fCullCount > 0) { 1163520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org --fCullCount; 1164520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org this->onPopCull(); 1165520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org 1166520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org SkDEBUGCODE(fCullStack.pop()); 1167520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org } 1168520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org} 1169520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org 1170520cf8b33e788268432c6314c52dfcef22e776aecommit-bot@chromium.org///////////////////////////////////////////////////////////////////////////// 11718a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 11729bf380ce7f848dfb5886dd52b82746521454b739robertphillips@google.comvoid SkCanvas::internalDrawBitmap(const SkBitmap& bitmap, 11738a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkMatrix& matrix, const SkPaint* paint) { 117450b393a768c0311b3210f723325fd27bf161136bcommit-bot@chromium.org if (bitmap.drawsNothing()) { 11758a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return; 11768a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 11778a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 11782c8fc5a7038cdfbb28a8364fd0057f3c21f90bfdmike@reedtribe.org SkLazyPaint lazy; 11798a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (NULL == paint) { 11802c8fc5a7038cdfbb28a8364fd0057f3c21f90bfdmike@reedtribe.org paint = lazy.init(); 11818a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 11829bf380ce7f848dfb5886dd52b82746521454b739robertphillips@google.com 11839bf380ce7f848dfb5886dd52b82746521454b739robertphillips@google.com SkDEBUGCODE(bitmap.validate();) 11849bf380ce7f848dfb5886dd52b82746521454b739robertphillips@google.com 118578cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org SkRect storage; 118678cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org const SkRect* bounds = NULL; 118778cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org if (paint && paint->canComputeFastBounds()) { 118878cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org bitmap.getBounds(&storage); 118978cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org matrix.mapRect(&storage); 119078cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org bounds = &paint->computeFastBounds(storage, &storage); 119178cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org } 119278cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org 119378cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org LOOPER_BEGIN(*paint, SkDrawFilter::kBitmap_Type, bounds) 11949bf380ce7f848dfb5886dd52b82746521454b739robertphillips@google.com 11959bf380ce7f848dfb5886dd52b82746521454b739robertphillips@google.com while (iter.next()) { 11969bf380ce7f848dfb5886dd52b82746521454b739robertphillips@google.com iter.fDevice->drawBitmap(iter, bitmap, matrix, looper.paint()); 11979bf380ce7f848dfb5886dd52b82746521454b739robertphillips@google.com } 11989bf380ce7f848dfb5886dd52b82746521454b739robertphillips@google.com 11999bf380ce7f848dfb5886dd52b82746521454b739robertphillips@google.com LOOPER_END 12008a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 12018a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 12021f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.comvoid SkCanvas::internalDrawDevice(SkBaseDevice* srcDev, int x, int y, 12038926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com const SkPaint* paint) { 12048a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkPaint tmp; 12058a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (NULL == paint) { 12068a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com tmp.setDither(true); 12078a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com paint = &tmp; 12088a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 12094b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 12108926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com LOOPER_BEGIN_DRAWDEVICE(*paint, SkDrawFilter::kBitmap_Type) 12118a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com while (iter.next()) { 12121f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com SkBaseDevice* dstDev = iter.fDevice; 121376dd277b1fa021c42fc3acdd8d61e7dc05f9c267reed@google.com paint = &looper.paint(); 121476dd277b1fa021c42fc3acdd8d61e7dc05f9c267reed@google.com SkImageFilter* filter = paint->getImageFilter(); 121576dd277b1fa021c42fc3acdd8d61e7dc05f9c267reed@google.com SkIPoint pos = { x - iter.getX(), y - iter.getY() }; 12168926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com if (filter && !dstDev->canHandleImageFilter(filter)) { 12179c39744a00573b7133fc765b0a9d50a0ceace7b8senorblanco@chromium.org SkDeviceImageFilterProxy proxy(dstDev); 121876dd277b1fa021c42fc3acdd8d61e7dc05f9c267reed@google.com SkBitmap dst; 12196776b82d466fa93ccffd251fdf556fe058395444senorblanco@chromium.org SkIPoint offset = SkIPoint::Make(0, 0); 1220b55deeb1c7c692023603639a9b29c0e3de124eacreed@google.com const SkBitmap& src = srcDev->accessBitmap(false); 1221fbaea5336690ffc4fd9ee695608e9457da10eeabsenorblanco@chromium.org SkMatrix matrix = *iter.fMatrix; 1222d5424a425bc21280afe2161f6ac1e5d9eb97e6b2senorblanco@chromium.org matrix.postTranslate(SkIntToScalar(-pos.x()), SkIntToScalar(-pos.y())); 12234cb543d6057b692e1099e9f115155f0bf323a0c8senorblanco@chromium.org SkIRect clipBounds = SkIRect::MakeWH(srcDev->width(), srcDev->height()); 1224be129b26f13d575fd6b396c6ae759838ecc9bd1asenorblanco SkAutoTUnref<SkImageFilter::Cache> cache(dstDev->getImageFilterCache()); 122555b6d8be997a447ef9ce0f029697677a940bfc24senorblanco SkImageFilter::Context ctx(matrix, clipBounds, cache.get()); 12264cb543d6057b692e1099e9f115155f0bf323a0c8senorblanco@chromium.org if (filter->filterImage(&proxy, src, ctx, &dst, &offset)) { 12275efe0cb04961ef98fbe520ee732fbe50b4195ad3tomhudson@google.com SkPaint tmpUnfiltered(*paint); 12285efe0cb04961ef98fbe520ee732fbe50b4195ad3tomhudson@google.com tmpUnfiltered.setImageFilter(NULL); 12296776b82d466fa93ccffd251fdf556fe058395444senorblanco@chromium.org dstDev->drawSprite(iter, dst, pos.x() + offset.x(), pos.y() + offset.y(), 12306776b82d466fa93ccffd251fdf556fe058395444senorblanco@chromium.org tmpUnfiltered); 123176dd277b1fa021c42fc3acdd8d61e7dc05f9c267reed@google.com } 123276dd277b1fa021c42fc3acdd8d61e7dc05f9c267reed@google.com } else { 1233b55deeb1c7c692023603639a9b29c0e3de124eacreed@google.com dstDev->drawDevice(iter, srcDev, pos.x(), pos.y(), *paint); 123476dd277b1fa021c42fc3acdd8d61e7dc05f9c267reed@google.com } 12358a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 12364e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com LOOPER_END 12378a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 12388a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 12398926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.comvoid SkCanvas::drawSprite(const SkBitmap& bitmap, int x, int y, 12408926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com const SkPaint* paint) { 124150b393a768c0311b3210f723325fd27bf161136bcommit-bot@chromium.org if (bitmap.drawsNothing()) { 12428926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com return; 12438926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com } 124450b393a768c0311b3210f723325fd27bf161136bcommit-bot@chromium.org SkDEBUGCODE(bitmap.validate();) 1245fbfcd5602128ec010c82cb733c9cdc0a3254f9f3rmistry@google.com 12468926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com SkPaint tmp; 12478926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com if (NULL == paint) { 12488926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com paint = &tmp; 12498926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com } 1250fbfcd5602128ec010c82cb733c9cdc0a3254f9f3rmistry@google.com 12518926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com LOOPER_BEGIN_DRAWDEVICE(*paint, SkDrawFilter::kBitmap_Type) 1252fbfcd5602128ec010c82cb733c9cdc0a3254f9f3rmistry@google.com 12538926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com while (iter.next()) { 12548926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com paint = &looper.paint(); 12558926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com SkImageFilter* filter = paint->getImageFilter(); 12568926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com SkIPoint pos = { x - iter.getX(), y - iter.getY() }; 12578926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com if (filter && !iter.fDevice->canHandleImageFilter(filter)) { 12589c39744a00573b7133fc765b0a9d50a0ceace7b8senorblanco@chromium.org SkDeviceImageFilterProxy proxy(iter.fDevice); 12598926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com SkBitmap dst; 12606776b82d466fa93ccffd251fdf556fe058395444senorblanco@chromium.org SkIPoint offset = SkIPoint::Make(0, 0); 1261fbaea5336690ffc4fd9ee695608e9457da10eeabsenorblanco@chromium.org SkMatrix matrix = *iter.fMatrix; 1262d5424a425bc21280afe2161f6ac1e5d9eb97e6b2senorblanco@chromium.org matrix.postTranslate(SkIntToScalar(-pos.x()), SkIntToScalar(-pos.y())); 12634cb543d6057b692e1099e9f115155f0bf323a0c8senorblanco@chromium.org SkIRect clipBounds = SkIRect::MakeWH(bitmap.width(), bitmap.height()); 1264be129b26f13d575fd6b396c6ae759838ecc9bd1asenorblanco SkAutoTUnref<SkImageFilter::Cache> cache(iter.fDevice->getImageFilterCache()); 126555b6d8be997a447ef9ce0f029697677a940bfc24senorblanco SkImageFilter::Context ctx(matrix, clipBounds, cache.get()); 12664cb543d6057b692e1099e9f115155f0bf323a0c8senorblanco@chromium.org if (filter->filterImage(&proxy, bitmap, ctx, &dst, &offset)) { 12675efe0cb04961ef98fbe520ee732fbe50b4195ad3tomhudson@google.com SkPaint tmpUnfiltered(*paint); 12685efe0cb04961ef98fbe520ee732fbe50b4195ad3tomhudson@google.com tmpUnfiltered.setImageFilter(NULL); 12696776b82d466fa93ccffd251fdf556fe058395444senorblanco@chromium.org iter.fDevice->drawSprite(iter, dst, pos.x() + offset.x(), pos.y() + offset.y(), 12705efe0cb04961ef98fbe520ee732fbe50b4195ad3tomhudson@google.com tmpUnfiltered); 12718926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com } 12728926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com } else { 12738926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com iter.fDevice->drawSprite(iter, bitmap, pos.x(), pos.y(), *paint); 12748926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com } 12758926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com } 12768926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com LOOPER_END 12778926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com} 12788926b169f6a0dfa4c2129a98ec2aee205f0c8527reed@google.com 12798a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com///////////////////////////////////////////////////////////////////////////// 128092362383a4de7b0d819c88fa8b74242bb2507602commit-bot@chromium.orgvoid SkCanvas::translate(SkScalar dx, SkScalar dy) { 1281d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org SkMatrix m; 1282d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org m.setTranslate(dx, dy); 1283d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org this->concat(m); 12848a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 12858a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 128692362383a4de7b0d819c88fa8b74242bb2507602commit-bot@chromium.orgvoid SkCanvas::scale(SkScalar sx, SkScalar sy) { 1287d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org SkMatrix m; 1288d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org m.setScale(sx, sy); 1289d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org this->concat(m); 12908a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 12918a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 129292362383a4de7b0d819c88fa8b74242bb2507602commit-bot@chromium.orgvoid SkCanvas::rotate(SkScalar degrees) { 1293d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org SkMatrix m; 1294d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org m.setRotate(degrees); 1295d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org this->concat(m); 12968a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 12978a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 129892362383a4de7b0d819c88fa8b74242bb2507602commit-bot@chromium.orgvoid SkCanvas::skew(SkScalar sx, SkScalar sy) { 1299d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org SkMatrix m; 1300d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org m.setSkew(sx, sy); 1301d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org this->concat(m); 130244c48d062f7996b5b46917e1b312a32ad101f326commit-bot@chromium.org} 130344c48d062f7996b5b46917e1b312a32ad101f326commit-bot@chromium.org 130492362383a4de7b0d819c88fa8b74242bb2507602commit-bot@chromium.orgvoid SkCanvas::concat(const SkMatrix& matrix) { 1305d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org if (matrix.isIdentity()) { 1306d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org return; 1307d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org } 1308d9ea09e1f29b303e6fa36079e99729d2951925b9commit-bot@chromium.org 13098a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fDeviceCMDirty = true; 1310c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com fCachedLocalClipBoundsDirty = true; 13111f836ee096bb988adef4b9757b2629c7afeda36dreed fMCRec->fMatrix.preConcat(matrix); 131244c48d062f7996b5b46917e1b312a32ad101f326commit-bot@chromium.org 131344c48d062f7996b5b46917e1b312a32ad101f326commit-bot@chromium.org this->didConcat(matrix); 131444c48d062f7996b5b46917e1b312a32ad101f326commit-bot@chromium.org} 131544c48d062f7996b5b46917e1b312a32ad101f326commit-bot@chromium.org 13168a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::setMatrix(const SkMatrix& matrix) { 13178a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fDeviceCMDirty = true; 1318c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com fCachedLocalClipBoundsDirty = true; 13191f836ee096bb988adef4b9757b2629c7afeda36dreed fMCRec->fMatrix = matrix; 132044c48d062f7996b5b46917e1b312a32ad101f326commit-bot@chromium.org this->didSetMatrix(matrix); 13218a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 13228a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 13238a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::resetMatrix() { 13248a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkMatrix matrix; 13254b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 13268a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com matrix.reset(); 13278a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->setMatrix(matrix); 13288a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 13298a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 13308a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com////////////////////////////////////////////////////////////////////////////// 13318a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 1332759cf4846804be137229393e04925752423de2d0commit-bot@chromium.orgvoid SkCanvas::clipRect(const SkRect& rect, SkRegion::Op op, bool doAA) { 13338f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com ClipEdgeStyle edgeStyle = doAA ? kSoft_ClipEdgeStyle : kHard_ClipEdgeStyle; 13348f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com this->onClipRect(rect, op, edgeStyle); 13358f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com} 13368f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com 13378f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.comvoid SkCanvas::onClipRect(const SkRect& rect, SkRegion::Op op, ClipEdgeStyle edgeStyle) { 1338da17f758442f16747af39f8fbaed9c097048519creed@google.com#ifdef SK_ENABLE_CLIP_QUICKREJECT 1339da17f758442f16747af39f8fbaed9c097048519creed@google.com if (SkRegion::kIntersect_Op == op) { 13401f836ee096bb988adef4b9757b2629c7afeda36dreed if (fMCRec->fRasterClip.isEmpty()) { 1341da17f758442f16747af39f8fbaed9c097048519creed@google.com return false; 1342da17f758442f16747af39f8fbaed9c097048519creed@google.com } 1343da17f758442f16747af39f8fbaed9c097048519creed@google.com 13443b3e895df6f8ee0f33010367c215944cd16a8334reed@google.com if (this->quickReject(rect)) { 1345da17f758442f16747af39f8fbaed9c097048519creed@google.com fDeviceCMDirty = true; 1346c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com fCachedLocalClipBoundsDirty = true; 1347da17f758442f16747af39f8fbaed9c097048519creed@google.com 1348da17f758442f16747af39f8fbaed9c097048519creed@google.com fClipStack.clipEmpty(); 13491f836ee096bb988adef4b9757b2629c7afeda36dreed return fMCRec->fRasterClip.setEmpty(); 1350da17f758442f16747af39f8fbaed9c097048519creed@google.com } 1351da17f758442f16747af39f8fbaed9c097048519creed@google.com } 1352da17f758442f16747af39f8fbaed9c097048519creed@google.com#endif 1353da17f758442f16747af39f8fbaed9c097048519creed@google.com 13545c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com AutoValidateClip avc(this); 13555c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com 13568a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fDeviceCMDirty = true; 1357c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com fCachedLocalClipBoundsDirty = true; 13588f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com if (!fAllowSoftClip) { 13598f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com edgeStyle = kHard_ClipEdgeStyle; 13608f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com } 13618a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 13621f836ee096bb988adef4b9757b2629c7afeda36dreed if (fMCRec->fMatrix.rectStaysRect()) { 1363123671901abfa595d09ca789b487c4bc7c1f7cbcrobertphillips@google.com // for these simpler matrices, we can stay a rect even after applying 136498de2bdbd12a01aaf347ca2549801b5940613f3freed@android.com // the matrix. This means we don't have to a) make a path, and b) tell 136598de2bdbd12a01aaf347ca2549801b5940613f3freed@android.com // the region code to scan-convert the path, only to discover that it 136698de2bdbd12a01aaf347ca2549801b5940613f3freed@android.com // is really just a rect. 13678a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkRect r; 13688a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 13691f836ee096bb988adef4b9757b2629c7afeda36dreed fMCRec->fMatrix.mapRect(&r, rect); 13708f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com fClipStack.clipDevRect(r, op, kSoft_ClipEdgeStyle == edgeStyle); 1371d954498c01ccf0417feacf89e45d0c62a06a813breed fMCRec->fRasterClip.op(r, this->getBaseLayerSize(), op, kSoft_ClipEdgeStyle == edgeStyle); 13728a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } else { 1373123671901abfa595d09ca789b487c4bc7c1f7cbcrobertphillips@google.com // since we're rotated or some such thing, we convert the rect to a path 137498de2bdbd12a01aaf347ca2549801b5940613f3freed@android.com // and clip against that, since it can handle any matrix. However, to 137598de2bdbd12a01aaf347ca2549801b5940613f3freed@android.com // avoid recursion in the case where we are subclassed (e.g. Pictures) 137698de2bdbd12a01aaf347ca2549801b5940613f3freed@android.com // we explicitly call "our" version of clipPath. 13778a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkPath path; 13788a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 13798a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com path.addRect(rect); 13808f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com this->SkCanvas::onClipPath(path, op, edgeStyle); 13818a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 13828a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 13838a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 138473e714eb766617ce06757829a3c0b345c7963faareedstatic void rasterclip_path(SkRasterClip* rc, const SkCanvas* canvas, const SkPath& devPath, 138573e714eb766617ce06757829a3c0b345c7963faareed SkRegion::Op op, bool doAA) { 1386d64c9487135094c83f658319f53ea2005ecc08b2reed rc->op(devPath, canvas->getBaseLayerSize(), op, doAA); 1387819c921b0445fa9f45f18d4a560603cd9fde6ba4reed@google.com} 1388819c921b0445fa9f45f18d4a560603cd9fde6ba4reed@google.com 1389759cf4846804be137229393e04925752423de2d0commit-bot@chromium.orgvoid SkCanvas::clipRRect(const SkRRect& rrect, SkRegion::Op op, bool doAA) { 13908f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com ClipEdgeStyle edgeStyle = doAA ? kSoft_ClipEdgeStyle : kHard_ClipEdgeStyle; 13914ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com if (rrect.isRect()) { 13928f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com this->onClipRect(rrect.getBounds(), op, edgeStyle); 13938f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com } else { 13948f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com this->onClipRRect(rrect, op, edgeStyle); 13954ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com } 13968f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com} 139714e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org 13988f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.comvoid SkCanvas::onClipRRect(const SkRRect& rrect, SkRegion::Op op, ClipEdgeStyle edgeStyle) { 139914e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org SkRRect transformedRRect; 14001f836ee096bb988adef4b9757b2629c7afeda36dreed if (rrect.transform(fMCRec->fMatrix, &transformedRRect)) { 140114e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org AutoValidateClip avc(this); 140214e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org 140314e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org fDeviceCMDirty = true; 140414e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org fCachedLocalClipBoundsDirty = true; 14058f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com if (!fAllowSoftClip) { 14068f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com edgeStyle = kHard_ClipEdgeStyle; 14078f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com } 140814e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org 14098f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com fClipStack.clipDevRRect(transformedRRect, op, kSoft_ClipEdgeStyle == edgeStyle); 141014e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org 141114e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org SkPath devPath; 141214e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org devPath.addRRect(transformedRRect); 141314e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org 141473e714eb766617ce06757829a3c0b345c7963faareed rasterclip_path(&fMCRec->fRasterClip, this, devPath, op, kSoft_ClipEdgeStyle == edgeStyle); 14158f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com return; 141614e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org } 141714e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org 141814e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org SkPath path; 141914e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org path.addRRect(rrect); 142014e50ae2a1b1cccdace599247b8c788b8db33ef4commit-bot@chromium.org // call the non-virtual version 14218f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com this->SkCanvas::onClipPath(path, op, edgeStyle); 14224ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com} 14234ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com 1424759cf4846804be137229393e04925752423de2d0commit-bot@chromium.orgvoid SkCanvas::clipPath(const SkPath& path, SkRegion::Op op, bool doAA) { 14258f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com ClipEdgeStyle edgeStyle = doAA ? kSoft_ClipEdgeStyle : kHard_ClipEdgeStyle; 14268f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com SkRect r; 14278f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com if (!path.isInverseFillType() && path.isRect(&r)) { 14288f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com this->onClipRect(r, op, edgeStyle); 14298f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com } else { 14308f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com this->onClipPath(path, op, edgeStyle); 14318f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com } 14328f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com} 14338f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com 14348f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.comvoid SkCanvas::onClipPath(const SkPath& path, SkRegion::Op op, ClipEdgeStyle edgeStyle) { 1435da17f758442f16747af39f8fbaed9c097048519creed@google.com#ifdef SK_ENABLE_CLIP_QUICKREJECT 1436da17f758442f16747af39f8fbaed9c097048519creed@google.com if (SkRegion::kIntersect_Op == op && !path.isInverseFillType()) { 14371f836ee096bb988adef4b9757b2629c7afeda36dreed if (fMCRec->fRasterClip.isEmpty()) { 1438da17f758442f16747af39f8fbaed9c097048519creed@google.com return false; 1439da17f758442f16747af39f8fbaed9c097048519creed@google.com } 1440fbfcd5602128ec010c82cb733c9cdc0a3254f9f3rmistry@google.com 14413b3e895df6f8ee0f33010367c215944cd16a8334reed@google.com if (this->quickReject(path.getBounds())) { 1442da17f758442f16747af39f8fbaed9c097048519creed@google.com fDeviceCMDirty = true; 1443c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com fCachedLocalClipBoundsDirty = true; 1444fbfcd5602128ec010c82cb733c9cdc0a3254f9f3rmistry@google.com 1445da17f758442f16747af39f8fbaed9c097048519creed@google.com fClipStack.clipEmpty(); 14461f836ee096bb988adef4b9757b2629c7afeda36dreed return fMCRec->fRasterClip.setEmpty(); 1447da17f758442f16747af39f8fbaed9c097048519creed@google.com } 1448da17f758442f16747af39f8fbaed9c097048519creed@google.com } 1449da17f758442f16747af39f8fbaed9c097048519creed@google.com#endif 1450da17f758442f16747af39f8fbaed9c097048519creed@google.com 14515c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com AutoValidateClip avc(this); 14525c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com 14538a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fDeviceCMDirty = true; 1454c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com fCachedLocalClipBoundsDirty = true; 14558f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com if (!fAllowSoftClip) { 14568f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com edgeStyle = kHard_ClipEdgeStyle; 14578f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com } 14588a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 14598a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkPath devPath; 14601f836ee096bb988adef4b9757b2629c7afeda36dreed path.transform(fMCRec->fMatrix, &devPath); 14618a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 1462fe701129857924f76a0d752d4c964b3c5e4b49fereed@google.com // Check if the transfomation, or the original path itself 1463fe701129857924f76a0d752d4c964b3c5e4b49fereed@google.com // made us empty. Note this can also happen if we contained NaN 1464fe701129857924f76a0d752d4c964b3c5e4b49fereed@google.com // values. computing the bounds detects this, and will set our 1465fe701129857924f76a0d752d4c964b3c5e4b49fereed@google.com // bounds to empty if that is the case. (see SkRect::set(pts, count)) 1466fe701129857924f76a0d752d4c964b3c5e4b49fereed@google.com if (devPath.getBounds().isEmpty()) { 1467fe701129857924f76a0d752d4c964b3c5e4b49fereed@google.com // resetting the path will remove any NaN or other wanky values 1468fe701129857924f76a0d752d4c964b3c5e4b49fereed@google.com // that might upset our scan converter. 1469fe701129857924f76a0d752d4c964b3c5e4b49fereed@google.com devPath.reset(); 1470fe701129857924f76a0d752d4c964b3c5e4b49fereed@google.com } 1471fe701129857924f76a0d752d4c964b3c5e4b49fereed@google.com 14725c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com // if we called path.swap() we could avoid a deep copy of this path 14738f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com fClipStack.clipDevPath(devPath, op, kSoft_ClipEdgeStyle == edgeStyle); 14745c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com 147545a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com if (fAllowSimplifyClip) { 147645a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com devPath.reset(); 147745a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com devPath.setFillType(SkPath::kInverseEvenOdd_FillType); 147845a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com const SkClipStack* clipStack = getClipStack(); 147945a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com SkClipStack::Iter iter(*clipStack, SkClipStack::Iter::kBottom_IterStart); 148045a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com const SkClipStack::Element* element; 148145a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com while ((element = iter.next())) { 148245a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com SkClipStack::Element::Type type = element->getType(); 148345a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com SkPath operand; 14842a67e123a3e559774a16a58cbe5106bc0fb86740commit-bot@chromium.org if (type != SkClipStack::Element::kEmpty_Type) { 14852a67e123a3e559774a16a58cbe5106bc0fb86740commit-bot@chromium.org element->asPath(&operand); 14862a67e123a3e559774a16a58cbe5106bc0fb86740commit-bot@chromium.org } 148745a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com SkRegion::Op elementOp = element->getOp(); 148845a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com if (elementOp == SkRegion::kReplace_Op) { 148945a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com devPath = operand; 149045a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com } else { 149145a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com Op(devPath, operand, (SkPathOp) elementOp, &devPath); 149245a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com } 149396fd3440fa489f74f903f30487282af99deb2a4dcaryclark@google.com // if the prev and curr clips disagree about aa -vs- not, favor the aa request. 149496fd3440fa489f74f903f30487282af99deb2a4dcaryclark@google.com // perhaps we need an API change to avoid this sort of mixed-signals about 149596fd3440fa489f74f903f30487282af99deb2a4dcaryclark@google.com // clipping. 14968f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com if (element->isAA()) { 14978f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com edgeStyle = kSoft_ClipEdgeStyle; 14988f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com } 149945a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com } 150045a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com op = SkRegion::kReplace_Op; 150145a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com } 150245a75fb4d0ca5daa0ac5e634238970306e3b5838caryclark@google.com 150373e714eb766617ce06757829a3c0b345c7963faareed rasterclip_path(&fMCRec->fRasterClip, this, devPath, op, edgeStyle); 15048a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 15058a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 1506759cf4846804be137229393e04925752423de2d0commit-bot@chromium.orgvoid SkCanvas::clipRegion(const SkRegion& rgn, SkRegion::Op op) { 15078f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com this->onClipRegion(rgn, op); 15088f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com} 15098f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com 15108f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.comvoid SkCanvas::onClipRegion(const SkRegion& rgn, SkRegion::Op op) { 15115c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com AutoValidateClip avc(this); 15125c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com 15138a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fDeviceCMDirty = true; 1514c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com fCachedLocalClipBoundsDirty = true; 15158a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 15165c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com // todo: signal fClipStack that we have a region, and therefore (I guess) 15175c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com // we have to ignore it, and use the region directly? 1518115d931d2fbd3a109a21b28c8a9c5099e6c49c54reed@google.com fClipStack.clipDevRect(rgn.getBounds(), op); 15195c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com 15201f836ee096bb988adef4b9757b2629c7afeda36dreed fMCRec->fRasterClip.op(rgn, op); 15218a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 15228a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 1523819c921b0445fa9f45f18d4a560603cd9fde6ba4reed@google.com#ifdef SK_DEBUG 1524819c921b0445fa9f45f18d4a560603cd9fde6ba4reed@google.comvoid SkCanvas::validateClip() const { 1525819c921b0445fa9f45f18d4a560603cd9fde6ba4reed@google.com // construct clipRgn from the clipstack 15261f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com const SkBaseDevice* device = this->getDevice(); 1527ccfee2a3620e32053b4bf635f0e31e31018dcd96djsollen@google.com if (!device) { 15285c70cdca5efe541b70d010e91607bf8626ea49cacommit-bot@chromium.org SkASSERT(this->isClipEmpty()); 1529ccfee2a3620e32053b4bf635f0e31e31018dcd96djsollen@google.com return; 1530ccfee2a3620e32053b4bf635f0e31e31018dcd96djsollen@google.com } 1531ccfee2a3620e32053b4bf635f0e31e31018dcd96djsollen@google.com 1532819c921b0445fa9f45f18d4a560603cd9fde6ba4reed@google.com SkIRect ir; 1533819c921b0445fa9f45f18d4a560603cd9fde6ba4reed@google.com ir.set(0, 0, device->width(), device->height()); 1534d954498c01ccf0417feacf89e45d0c62a06a813breed SkRasterClip tmpClip(ir, fConservativeRasterClip); 1535819c921b0445fa9f45f18d4a560603cd9fde6ba4reed@google.com 153680214e26c57c5fea954006400852e8999e201923robertphillips@google.com SkClipStack::B2TIter iter(fClipStack); 15378182fa0cac76e7e6d583aebba060229230516887bsalomon@google.com const SkClipStack::Element* element; 15388182fa0cac76e7e6d583aebba060229230516887bsalomon@google.com while ((element = iter.next()) != NULL) { 15398182fa0cac76e7e6d583aebba060229230516887bsalomon@google.com switch (element->getType()) { 15408182fa0cac76e7e6d583aebba060229230516887bsalomon@google.com case SkClipStack::Element::kRect_Type: 15418182fa0cac76e7e6d583aebba060229230516887bsalomon@google.com element->getRect().round(&ir); 15428182fa0cac76e7e6d583aebba060229230516887bsalomon@google.com tmpClip.op(ir, element->getOp()); 15438182fa0cac76e7e6d583aebba060229230516887bsalomon@google.com break; 15448182fa0cac76e7e6d583aebba060229230516887bsalomon@google.com case SkClipStack::Element::kEmpty_Type: 15458182fa0cac76e7e6d583aebba060229230516887bsalomon@google.com tmpClip.setEmpty(); 15468182fa0cac76e7e6d583aebba060229230516887bsalomon@google.com break; 15479cb671a0017e8f2906e8351ff35efcd6d8fbf7b0commit-bot@chromium.org default: { 15489cb671a0017e8f2906e8351ff35efcd6d8fbf7b0commit-bot@chromium.org SkPath path; 15499cb671a0017e8f2906e8351ff35efcd6d8fbf7b0commit-bot@chromium.org element->asPath(&path); 155073e714eb766617ce06757829a3c0b345c7963faareed rasterclip_path(&tmpClip, this, path, element->getOp(), element->isAA()); 15519cb671a0017e8f2906e8351ff35efcd6d8fbf7b0commit-bot@chromium.org break; 15529cb671a0017e8f2906e8351ff35efcd6d8fbf7b0commit-bot@chromium.org } 1553819c921b0445fa9f45f18d4a560603cd9fde6ba4reed@google.com } 1554819c921b0445fa9f45f18d4a560603cd9fde6ba4reed@google.com } 1555819c921b0445fa9f45f18d4a560603cd9fde6ba4reed@google.com} 1556819c921b0445fa9f45f18d4a560603cd9fde6ba4reed@google.com#endif 1557819c921b0445fa9f45f18d4a560603cd9fde6ba4reed@google.com 155890c07ea1d0aa6b7f20252c43fe23ee5ddc1d23cbreed@google.comvoid SkCanvas::replayClips(ClipVisitor* visitor) const { 155980214e26c57c5fea954006400852e8999e201923robertphillips@google.com SkClipStack::B2TIter iter(fClipStack); 15608182fa0cac76e7e6d583aebba060229230516887bsalomon@google.com const SkClipStack::Element* element; 15618182fa0cac76e7e6d583aebba060229230516887bsalomon@google.com 15628182fa0cac76e7e6d583aebba060229230516887bsalomon@google.com while ((element = iter.next()) != NULL) { 1563c3b589a24eb4d567a906189f882c259ecf5c2f58fmalita element->replay(visitor); 156490c07ea1d0aa6b7f20252c43fe23ee5ddc1d23cbreed@google.com } 156590c07ea1d0aa6b7f20252c43fe23ee5ddc1d23cbreed@google.com} 156690c07ea1d0aa6b7f20252c43fe23ee5ddc1d23cbreed@google.com 15675c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com/////////////////////////////////////////////////////////////////////////////// 15685c3d1471e4908706cd053a5e2ea9ded3a6c2eaebreed@google.com 1569754de5f65b466f721d952a379194cc94de376f42reed@google.combool SkCanvas::isClipEmpty() const { 15701f836ee096bb988adef4b9757b2629c7afeda36dreed return fMCRec->fRasterClip.isEmpty(); 1571754de5f65b466f721d952a379194cc94de376f42reed@google.com} 1572754de5f65b466f721d952a379194cc94de376f42reed@google.com 15735c70cdca5efe541b70d010e91607bf8626ea49cacommit-bot@chromium.orgbool SkCanvas::isClipRect() const { 15741f836ee096bb988adef4b9757b2629c7afeda36dreed return fMCRec->fRasterClip.isRect(); 15755c70cdca5efe541b70d010e91607bf8626ea49cacommit-bot@chromium.org} 15765c70cdca5efe541b70d010e91607bf8626ea49cacommit-bot@chromium.org 15773b3e895df6f8ee0f33010367c215944cd16a8334reed@google.combool SkCanvas::quickReject(const SkRect& rect) const { 15781607863b608b7db6c813228768ed5d72997bbc82reed@google.com if (!rect.isFinite()) 1579116b2bcd2c4c4d4670c7b7e2ea597414713c37fbwjmaclean@chromium.org return true; 1580116b2bcd2c4c4d4670c7b7e2ea597414713c37fbwjmaclean@chromium.org 15811f836ee096bb988adef4b9757b2629c7afeda36dreed if (fMCRec->fRasterClip.isEmpty()) { 15828a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return true; 15838a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 15848a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 15851f836ee096bb988adef4b9757b2629c7afeda36dreed if (fMCRec->fMatrix.hasPerspective()) { 1586a380ae4a9ac209f5676c06aeaceacc1b08817edareed@android.com SkRect dst; 15871f836ee096bb988adef4b9757b2629c7afeda36dreed fMCRec->fMatrix.mapRect(&dst, rect); 1588a380ae4a9ac209f5676c06aeaceacc1b08817edareed@android.com SkIRect idst; 1589a380ae4a9ac209f5676c06aeaceacc1b08817edareed@android.com dst.roundOut(&idst); 15901f836ee096bb988adef4b9757b2629c7afeda36dreed return !SkIRect::Intersects(idst, fMCRec->fRasterClip.getBounds()); 1591a380ae4a9ac209f5676c06aeaceacc1b08817edareed@android.com } else { 1592c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com const SkRect& clipR = this->getLocalClipBounds(); 1593d252db03d9650013b545ef9781fe993c07f8f314reed@android.com 1594a380ae4a9ac209f5676c06aeaceacc1b08817edareed@android.com // for speed, do the most likely reject compares first 1595c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com // TODO: should we use | instead, or compare all 4 at once? 1596c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com if (rect.fTop >= clipR.fBottom || rect.fBottom <= clipR.fTop) { 1597a380ae4a9ac209f5676c06aeaceacc1b08817edareed@android.com return true; 1598a380ae4a9ac209f5676c06aeaceacc1b08817edareed@android.com } 1599c0784dbd408596aff13a5d97448f7a9e5d3cf7d9reed@google.com if (rect.fLeft >= clipR.fRight || rect.fRight <= clipR.fLeft) { 1600a380ae4a9ac209f5676c06aeaceacc1b08817edareed@android.com return true; 1601a380ae4a9ac209f5676c06aeaceacc1b08817edareed@android.com } 1602a380ae4a9ac209f5676c06aeaceacc1b08817edareed@android.com return false; 16038a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 16048a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 16058a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 16063b3e895df6f8ee0f33010367c215944cd16a8334reed@google.combool SkCanvas::quickReject(const SkPath& path) const { 16073b3e895df6f8ee0f33010367c215944cd16a8334reed@google.com return path.isEmpty() || this->quickReject(path.getBounds()); 16088a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 16098a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 16103b3e895df6f8ee0f33010367c215944cd16a8334reed@google.combool SkCanvas::getClipBounds(SkRect* bounds) const { 1611bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com SkIRect ibounds; 16128f90a892c5130d4d26b5588e1ff151d01a40688arobertphillips@google.com if (!this->getClipDeviceBounds(&ibounds)) { 16138a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return false; 16148a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 16158a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 1616d9c0f0b57affec7a472879c5919acac6637d926areed@android.com SkMatrix inverse; 1617d9c0f0b57affec7a472879c5919acac6637d926areed@android.com // if we can't invert the CTM, we can't return local clip bounds 16181f836ee096bb988adef4b9757b2629c7afeda36dreed if (!fMCRec->fMatrix.invert(&inverse)) { 161972dcd3a3c16a68f98bc345a4263678d43bc3daebreed@android.com if (bounds) { 162072dcd3a3c16a68f98bc345a4263678d43bc3daebreed@android.com bounds->setEmpty(); 162172dcd3a3c16a68f98bc345a4263678d43bc3daebreed@android.com } 1622d9c0f0b57affec7a472879c5919acac6637d926areed@android.com return false; 1623d9c0f0b57affec7a472879c5919acac6637d926areed@android.com } 1624d9c0f0b57affec7a472879c5919acac6637d926areed@android.com 162549f085dddff10473b6ebf832a974288300224e60bsalomon if (bounds) { 1626bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com SkRect r; 16273b3e895df6f8ee0f33010367c215944cd16a8334reed@google.com // adjust it outwards in case we are antialiasing 16283b3e895df6f8ee0f33010367c215944cd16a8334reed@google.com const int inset = 1; 1629fa4d5bd09f8f1a4a92b5ae0324800dd672760898reed@google.com 16308f4d2306fa866a26f9448048ff63f692b2ba43aareed@google.com r.iset(ibounds.fLeft - inset, ibounds.fTop - inset, 16318f4d2306fa866a26f9448048ff63f692b2ba43aareed@google.com ibounds.fRight + inset, ibounds.fBottom + inset); 16328a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com inverse.mapRect(bounds, r); 16338a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 16348a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return true; 16358a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 16368a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 1637bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.combool SkCanvas::getClipDeviceBounds(SkIRect* bounds) const { 16381f836ee096bb988adef4b9757b2629c7afeda36dreed const SkRasterClip& clip = fMCRec->fRasterClip; 1639bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com if (clip.isEmpty()) { 1640bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com if (bounds) { 1641bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com bounds->setEmpty(); 1642bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com } 1643bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com return false; 1644bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com } 1645bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com 164649f085dddff10473b6ebf832a974288300224e60bsalomon if (bounds) { 1647bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com *bounds = clip.getBounds(); 1648bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com } 1649bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com return true; 1650bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com} 1651bcb671c82a7341253864cda3a5c46d396402d7fbtomhudson@google.com 16528a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comconst SkMatrix& SkCanvas::getTotalMatrix() const { 16531f836ee096bb988adef4b9757b2629c7afeda36dreed return fMCRec->fMatrix; 16548a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 16558a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 16565c70cdca5efe541b70d010e91607bf8626ea49cacommit-bot@chromium.orgconst SkRegion& SkCanvas::internal_private_getTotalClip() const { 16571f836ee096bb988adef4b9757b2629c7afeda36dreed return fMCRec->fRasterClip.forceGetBW(); 16585c70cdca5efe541b70d010e91607bf8626ea49cacommit-bot@chromium.org} 16595c70cdca5efe541b70d010e91607bf8626ea49cacommit-bot@chromium.org 16609c135db83d198e7d8200027c7d2cf60f38517ee3reed@google.comGrRenderTarget* SkCanvas::internal_private_accessTopLayerRenderTarget() { 16619c135db83d198e7d8200027c7d2cf60f38517ee3reed@google.com SkBaseDevice* dev = this->getTopDevice(); 16629c135db83d198e7d8200027c7d2cf60f38517ee3reed@google.com return dev ? dev->accessRenderTarget() : NULL; 16639c135db83d198e7d8200027c7d2cf60f38517ee3reed@google.com} 16649c135db83d198e7d8200027c7d2cf60f38517ee3reed@google.com 166515a140599942f70e47380e3f700a825c7cece3b4commit-bot@chromium.orgSkBaseDevice* SkCanvas::createLayerDevice(const SkImageInfo& info) { 16661f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com SkBaseDevice* device = this->getTopDevice(); 166715a140599942f70e47380e3f700a825c7cece3b4commit-bot@chromium.org return device ? device->createCompatibleDeviceForSaveLayer(info) : NULL; 16688a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 16698a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 1670644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.orgGrContext* SkCanvas::getGrContext() { 1671644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org#if SK_SUPPORT_GPU 1672644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org SkBaseDevice* device = this->getTopDevice(); 167349f085dddff10473b6ebf832a974288300224e60bsalomon if (device) { 1674644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org GrRenderTarget* renderTarget = device->accessRenderTarget(); 167549f085dddff10473b6ebf832a974288300224e60bsalomon if (renderTarget) { 1676644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org return renderTarget->getContext(); 1677644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org } 1678644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org } 1679644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org#endif 1680644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org 1681644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org return NULL; 1682644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org 1683644629c1c7913a43ced172b98d56e0f471bc348bcommit-bot@chromium.org} 1684e97f0856a8044866b12527819d14cdfbcdfd96f2bsalomon@google.com 1685ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.orgvoid SkCanvas::drawDRRect(const SkRRect& outer, const SkRRect& inner, 1686ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org const SkPaint& paint) { 1687ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org if (outer.isEmpty()) { 1688ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org return; 1689ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org } 1690ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org if (inner.isEmpty()) { 1691ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org this->drawRRect(outer, paint); 1692ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org return; 1693ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org } 1694ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org 1695ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org // We don't have this method (yet), but technically this is what we should 1696ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org // be able to assert... 1697ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org // SkASSERT(outer.contains(inner)); 1698ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org // 1699ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org // For now at least check for containment of bounds 1700ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org SkASSERT(outer.getBounds().contains(inner.getBounds())); 1701ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org 1702ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org this->onDrawDRRect(outer, inner, paint); 1703ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org} 1704ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org 17058a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com////////////////////////////////////////////////////////////////////////////// 17068a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com// These are the virtual drawing methods 17078a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com////////////////////////////////////////////////////////////////////////////// 17088a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 17092a98181f048c11f21f52fbd99f803f5fd6118261reed@google.comvoid SkCanvas::clear(SkColor color) { 17102a98181f048c11f21f52fbd99f803f5fd6118261reed@google.com SkDrawIter iter(this); 1711995beb6b00afc0e28f5effc8a22a7a3dcb2544e8junov@chromium.org this->predrawNotify(); 17122a98181f048c11f21f52fbd99f803f5fd6118261reed@google.com while (iter.next()) { 17132a98181f048c11f21f52fbd99f803f5fd6118261reed@google.com iter.fDevice->clear(color); 17142a98181f048c11f21f52fbd99f803f5fd6118261reed@google.com } 17152a98181f048c11f21f52fbd99f803f5fd6118261reed@google.com} 17162a98181f048c11f21f52fbd99f803f5fd6118261reed@google.com 171728361fad1054d59ed4e6a320c7a8b8782a1487c7commit-bot@chromium.orgvoid SkCanvas::onDiscard() { 171849f085dddff10473b6ebf832a974288300224e60bsalomon if (fSurfaceBase) { 171928361fad1054d59ed4e6a320c7a8b8782a1487c7commit-bot@chromium.org fSurfaceBase->aboutToDraw(SkSurface::kDiscard_ContentChangeMode); 172028361fad1054d59ed4e6a320c7a8b8782a1487c7commit-bot@chromium.org } 172128361fad1054d59ed4e6a320c7a8b8782a1487c7commit-bot@chromium.org} 172228361fad1054d59ed4e6a320c7a8b8782a1487c7commit-bot@chromium.org 17238a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawPaint(const SkPaint& paint) { 1724fa6ac938e64fe11b442d05fe8a90ddac2d1951f9bsalomon@google.com this->internalDrawPaint(paint); 1725fa6ac938e64fe11b442d05fe8a90ddac2d1951f9bsalomon@google.com} 1726fa6ac938e64fe11b442d05fe8a90ddac2d1951f9bsalomon@google.com 1727fa6ac938e64fe11b442d05fe8a90ddac2d1951f9bsalomon@google.comvoid SkCanvas::internalDrawPaint(const SkPaint& paint) { 172878cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org LOOPER_BEGIN(paint, SkDrawFilter::kPaint_Type, NULL) 17298a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 17308a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com while (iter.next()) { 17314e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com iter.fDevice->drawPaint(iter, looper.paint()); 17328a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 17338a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 17344e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com LOOPER_END 17358a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 17368a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 17378a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawPoints(PointMode mode, size_t count, const SkPoint pts[], 17388a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPaint& paint) { 17398a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if ((long)count <= 0) { 17408a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return; 17418a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 17428a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 174378cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org SkRect r, storage; 174478cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org const SkRect* bounds = NULL; 1745a584aed5f709ff9655fd3326e23cd6f602ac7ae4reed@google.com if (paint.canComputeFastBounds()) { 1746a584aed5f709ff9655fd3326e23cd6f602ac7ae4reed@google.com // special-case 2 points (common for drawing a single line) 1747a584aed5f709ff9655fd3326e23cd6f602ac7ae4reed@google.com if (2 == count) { 1748a584aed5f709ff9655fd3326e23cd6f602ac7ae4reed@google.com r.set(pts[0], pts[1]); 1749a584aed5f709ff9655fd3326e23cd6f602ac7ae4reed@google.com } else { 1750a8c7f7702fb4bbedb615031bc653c5cd161a038ecommit-bot@chromium.org r.set(pts, SkToInt(count)); 1751a584aed5f709ff9655fd3326e23cd6f602ac7ae4reed@google.com } 175278cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org bounds = &paint.computeFastStrokeBounds(r, &storage); 175378cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org if (this->quickReject(*bounds)) { 1754a584aed5f709ff9655fd3326e23cd6f602ac7ae4reed@google.com return; 1755a584aed5f709ff9655fd3326e23cd6f602ac7ae4reed@google.com } 1756fbfcd5602128ec010c82cb733c9cdc0a3254f9f3rmistry@google.com } 1757a584aed5f709ff9655fd3326e23cd6f602ac7ae4reed@google.com 17588a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkASSERT(pts != NULL); 17598a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 176078cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org LOOPER_BEGIN(paint, SkDrawFilter::kPoint_Type, bounds) 17614b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 17628a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com while (iter.next()) { 17634e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com iter.fDevice->drawPoints(iter, mode, count, pts, looper.paint()); 17648a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 17654b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 17664e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com LOOPER_END 17678a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 17688a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 17697ce564cccb246ec56427085872b2e1458fe74bd1bsalomon@google.comvoid SkCanvas::drawRect(const SkRect& r, const SkPaint& paint) { 177078cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org SkRect storage; 177178cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org const SkRect* bounds = NULL; 17728a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (paint.canComputeFastBounds()) { 177378cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org bounds = &paint.computeFastBounds(r, &storage); 177478cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org if (this->quickReject(*bounds)) { 17758a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return; 17768a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 17778a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 17784b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 177978cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org LOOPER_BEGIN(paint, SkDrawFilter::kRect_Type, bounds) 17808a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 17818a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com while (iter.next()) { 17824e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com iter.fDevice->drawRect(iter, r, looper.paint()); 17838a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 17848a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 17854e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com LOOPER_END 17868a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 17878a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 17884ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.comvoid SkCanvas::drawOval(const SkRect& oval, const SkPaint& paint) { 178978cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org SkRect storage; 179078cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org const SkRect* bounds = NULL; 17914ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com if (paint.canComputeFastBounds()) { 179278cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org bounds = &paint.computeFastBounds(oval, &storage); 179378cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org if (this->quickReject(*bounds)) { 17944ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com return; 17954ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com } 17964ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com } 1797306ab9d5de38f2a547fd1d69aedbe69b5c6617ccskia.committer@gmail.com 179878cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org LOOPER_BEGIN(paint, SkDrawFilter::kOval_Type, bounds) 179946d3d39e65e0b3ea2ad7c91c176ccafb4df0fa24jvanverth@google.com 180046d3d39e65e0b3ea2ad7c91c176ccafb4df0fa24jvanverth@google.com while (iter.next()) { 180146d3d39e65e0b3ea2ad7c91c176ccafb4df0fa24jvanverth@google.com iter.fDevice->drawOval(iter, oval, looper.paint()); 180246d3d39e65e0b3ea2ad7c91c176ccafb4df0fa24jvanverth@google.com } 180346d3d39e65e0b3ea2ad7c91c176ccafb4df0fa24jvanverth@google.com 180446d3d39e65e0b3ea2ad7c91c176ccafb4df0fa24jvanverth@google.com LOOPER_END 18054ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com} 18064ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com 18074ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.comvoid SkCanvas::drawRRect(const SkRRect& rrect, const SkPaint& paint) { 180878cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org SkRect storage; 180978cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org const SkRect* bounds = NULL; 18104ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com if (paint.canComputeFastBounds()) { 181178cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org bounds = &paint.computeFastBounds(rrect.getBounds(), &storage); 181278cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org if (this->quickReject(*bounds)) { 18134ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com return; 18144ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com } 18154ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com } 18164ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com 18174ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com if (rrect.isRect()) { 18184ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com // call the non-virtual version 18194ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com this->SkCanvas::drawRect(rrect.getBounds(), paint); 1820f2bfd54de32ffbcf90ddcd0e249aaebb1559d9c2commit-bot@chromium.org return; 1821f2bfd54de32ffbcf90ddcd0e249aaebb1559d9c2commit-bot@chromium.org } else if (rrect.isOval()) { 18224ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com // call the non-virtual version 1823f2bfd54de32ffbcf90ddcd0e249aaebb1559d9c2commit-bot@chromium.org this->SkCanvas::drawOval(rrect.getBounds(), paint); 1824f2bfd54de32ffbcf90ddcd0e249aaebb1559d9c2commit-bot@chromium.org return; 18254ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com } 1826f2bfd54de32ffbcf90ddcd0e249aaebb1559d9c2commit-bot@chromium.org 182778cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org LOOPER_BEGIN(paint, SkDrawFilter::kRRect_Type, bounds) 1828f2bfd54de32ffbcf90ddcd0e249aaebb1559d9c2commit-bot@chromium.org 1829f2bfd54de32ffbcf90ddcd0e249aaebb1559d9c2commit-bot@chromium.org while (iter.next()) { 1830f2bfd54de32ffbcf90ddcd0e249aaebb1559d9c2commit-bot@chromium.org iter.fDevice->drawRRect(iter, rrect, looper.paint()); 1831f2bfd54de32ffbcf90ddcd0e249aaebb1559d9c2commit-bot@chromium.org } 1832f2bfd54de32ffbcf90ddcd0e249aaebb1559d9c2commit-bot@chromium.org 1833f2bfd54de32ffbcf90ddcd0e249aaebb1559d9c2commit-bot@chromium.org LOOPER_END 18344ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com} 18354ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com 1836ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.orgvoid SkCanvas::onDrawDRRect(const SkRRect& outer, const SkRRect& inner, 1837ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org const SkPaint& paint) { 1838ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org SkRect storage; 1839ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org const SkRect* bounds = NULL; 1840ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org if (paint.canComputeFastBounds()) { 1841ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org bounds = &paint.computeFastBounds(outer.getBounds(), &storage); 1842ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org if (this->quickReject(*bounds)) { 1843ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org return; 1844ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org } 1845ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org } 184625c7127c904aa6e03209220e8ecb7128d3595f11skia.committer@gmail.com 1847ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org LOOPER_BEGIN(paint, SkDrawFilter::kRRect_Type, bounds) 184825c7127c904aa6e03209220e8ecb7128d3595f11skia.committer@gmail.com 1849ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org while (iter.next()) { 1850ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org iter.fDevice->drawDRRect(iter, outer, inner, looper.paint()); 1851ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org } 185225c7127c904aa6e03209220e8ecb7128d3595f11skia.committer@gmail.com 1853ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org LOOPER_END 1854ed9806f5c972513d4141c9d1b5a04ab78b3af4cbcommit-bot@chromium.org} 18554ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com 18567ce564cccb246ec56427085872b2e1458fe74bd1bsalomon@google.comvoid SkCanvas::drawPath(const SkPath& path, const SkPaint& paint) { 18579364511bd17d7414efc5df3ee38faa78c6f89eb1reed@google.com if (!path.isFinite()) { 18589364511bd17d7414efc5df3ee38faa78c6f89eb1reed@google.com return; 18599364511bd17d7414efc5df3ee38faa78c6f89eb1reed@google.com } 18609364511bd17d7414efc5df3ee38faa78c6f89eb1reed@google.com 186178cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org SkRect storage; 186278cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org const SkRect* bounds = NULL; 1863fa6ac938e64fe11b442d05fe8a90ddac2d1951f9bsalomon@google.com if (!path.isInverseFillType() && paint.canComputeFastBounds()) { 186478cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org const SkRect& pathBounds = path.getBounds(); 186578cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org bounds = &paint.computeFastBounds(pathBounds, &storage); 186678cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org if (this->quickReject(*bounds)) { 18678a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return; 18688a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 18698a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 18700b45dc45d67144421904555ccf53782cc8d9969dcommit-bot@chromium.org 18710b45dc45d67144421904555ccf53782cc8d9969dcommit-bot@chromium.org const SkRect& r = path.getBounds(); 18720b45dc45d67144421904555ccf53782cc8d9969dcommit-bot@chromium.org if (r.width() <= 0 && r.height() <= 0) { 18736803c219dd3be4a73e7bb5c4bb8a5b1f803624d0commit-bot@chromium.org if (path.isInverseFillType()) { 1874fa6ac938e64fe11b442d05fe8a90ddac2d1951f9bsalomon@google.com this->internalDrawPaint(paint); 1875fa6ac938e64fe11b442d05fe8a90ddac2d1951f9bsalomon@google.com } 1876fa6ac938e64fe11b442d05fe8a90ddac2d1951f9bsalomon@google.com return; 1877fa6ac938e64fe11b442d05fe8a90ddac2d1951f9bsalomon@google.com } 18788a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 187978cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org LOOPER_BEGIN(paint, SkDrawFilter::kPath_Type, bounds) 18808a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 18818a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com while (iter.next()) { 18824e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com iter.fDevice->drawPath(iter, path, looper.paint()); 18838a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 18848a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 18854e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com LOOPER_END 18868a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 18878a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 18888a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawBitmap(const SkBitmap& bitmap, SkScalar x, SkScalar y, 18898a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPaint* paint) { 18908a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkDEBUGCODE(bitmap.validate();) 18918a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 18923d60812865bb034851da777a91413ab584929887reed@google.com if (NULL == paint || paint->canComputeFastBounds()) { 18939efd9a048aebaa6681afb76b18e1a7dd642078d3reed@google.com SkRect bounds = { 18949efd9a048aebaa6681afb76b18e1a7dd642078d3reed@google.com x, y, 18959efd9a048aebaa6681afb76b18e1a7dd642078d3reed@google.com x + SkIntToScalar(bitmap.width()), 18969efd9a048aebaa6681afb76b18e1a7dd642078d3reed@google.com y + SkIntToScalar(bitmap.height()) 18979efd9a048aebaa6681afb76b18e1a7dd642078d3reed@google.com }; 18989efd9a048aebaa6681afb76b18e1a7dd642078d3reed@google.com if (paint) { 18999efd9a048aebaa6681afb76b18e1a7dd642078d3reed@google.com (void)paint->computeFastBounds(bounds, &bounds); 19009efd9a048aebaa6681afb76b18e1a7dd642078d3reed@google.com } 19013b3e895df6f8ee0f33010367c215944cd16a8334reed@google.com if (this->quickReject(bounds)) { 19028a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return; 19038a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 19048a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 19054b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 19068a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkMatrix matrix; 19078a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com matrix.setTranslate(x, y); 19089bf380ce7f848dfb5886dd52b82746521454b739robertphillips@google.com this->internalDrawBitmap(bitmap, matrix, paint); 19098a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 19108a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 19119987ec3791336bad6af5cbe513564786b2df55aareed@google.com// this one is non-virtual, so it can be called safely by other canvas apis 19127112173c3c4cd1b1e7da8cdf971d71f01dd91299reed@google.comvoid SkCanvas::internalDrawBitmapRect(const SkBitmap& bitmap, const SkRect* src, 1913eed779d866e1e239bfb9ebc6a225b7345a41adf9commit-bot@chromium.org const SkRect& dst, const SkPaint* paint, 1914eed779d866e1e239bfb9ebc6a225b7345a41adf9commit-bot@chromium.org DrawBitmapRectFlags flags) { 191550b393a768c0311b3210f723325fd27bf161136bcommit-bot@chromium.org if (bitmap.drawsNothing() || dst.isEmpty()) { 19168a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return; 19178a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 191874b461961607fa57a150a9282c410ef0cab38764vandebo@chromium.org 191978cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org SkRect storage; 192078cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org const SkRect* bounds = &dst; 19213d60812865bb034851da777a91413ab584929887reed@google.com if (NULL == paint || paint->canComputeFastBounds()) { 19229efd9a048aebaa6681afb76b18e1a7dd642078d3reed@google.com if (paint) { 19239efd9a048aebaa6681afb76b18e1a7dd642078d3reed@google.com bounds = &paint->computeFastBounds(dst, &storage); 19249efd9a048aebaa6681afb76b18e1a7dd642078d3reed@google.com } 19253b3e895df6f8ee0f33010367c215944cd16a8334reed@google.com if (this->quickReject(*bounds)) { 19263d60812865bb034851da777a91413ab584929887reed@google.com return; 19273d60812865bb034851da777a91413ab584929887reed@google.com } 19288a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 19293d60812865bb034851da777a91413ab584929887reed@google.com 193033535f3c48bf723c46f334a93d4a06d782dad30ereed@google.com SkLazyPaint lazy; 193133535f3c48bf723c46f334a93d4a06d782dad30ereed@google.com if (NULL == paint) { 193233535f3c48bf723c46f334a93d4a06d782dad30ereed@google.com paint = lazy.init(); 19338a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 19347064e9a3fc2fe54856d66ede84eddee2cace01b9skia.committer@gmail.com 193578cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org LOOPER_BEGIN(*paint, SkDrawFilter::kBitmap_Type, bounds) 19367064e9a3fc2fe54856d66ede84eddee2cace01b9skia.committer@gmail.com 193733535f3c48bf723c46f334a93d4a06d782dad30ereed@google.com while (iter.next()) { 1938eed779d866e1e239bfb9ebc6a225b7345a41adf9commit-bot@chromium.org iter.fDevice->drawBitmapRect(iter, bitmap, src, dst, looper.paint(), flags); 1939f2b98d67dcb6fcb3120feede9c72016fc7b3ead8reed@android.com } 19407064e9a3fc2fe54856d66ede84eddee2cace01b9skia.committer@gmail.com 194133535f3c48bf723c46f334a93d4a06d782dad30ereed@google.com LOOPER_END 19428a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 19438a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 19447112173c3c4cd1b1e7da8cdf971d71f01dd91299reed@google.comvoid SkCanvas::drawBitmapRectToRect(const SkBitmap& bitmap, const SkRect* src, 1945eed779d866e1e239bfb9ebc6a225b7345a41adf9commit-bot@chromium.org const SkRect& dst, const SkPaint* paint, 1946eed779d866e1e239bfb9ebc6a225b7345a41adf9commit-bot@chromium.org DrawBitmapRectFlags flags) { 19479987ec3791336bad6af5cbe513564786b2df55aareed@google.com SkDEBUGCODE(bitmap.validate();) 1948eed779d866e1e239bfb9ebc6a225b7345a41adf9commit-bot@chromium.org this->internalDrawBitmapRect(bitmap, src, dst, paint, flags); 19499987ec3791336bad6af5cbe513564786b2df55aareed@google.com} 19509987ec3791336bad6af5cbe513564786b2df55aareed@google.com 19518a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawBitmapMatrix(const SkBitmap& bitmap, const SkMatrix& matrix, 19528a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPaint* paint) { 19538a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkDEBUGCODE(bitmap.validate();) 19549bf380ce7f848dfb5886dd52b82746521454b739robertphillips@google.com this->internalDrawBitmap(bitmap, matrix, paint); 19558a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 19568a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 19579987ec3791336bad6af5cbe513564786b2df55aareed@google.comvoid SkCanvas::internalDrawBitmapNine(const SkBitmap& bitmap, 19589987ec3791336bad6af5cbe513564786b2df55aareed@google.com const SkIRect& center, const SkRect& dst, 19599987ec3791336bad6af5cbe513564786b2df55aareed@google.com const SkPaint* paint) { 196050b393a768c0311b3210f723325fd27bf161136bcommit-bot@chromium.org if (bitmap.drawsNothing()) { 196150b393a768c0311b3210f723325fd27bf161136bcommit-bot@chromium.org return; 196250b393a768c0311b3210f723325fd27bf161136bcommit-bot@chromium.org } 19633d60812865bb034851da777a91413ab584929887reed@google.com if (NULL == paint || paint->canComputeFastBounds()) { 196460abb078e5597c9c6ceaba1ef495c4916ff4df0ddjsollen@google.com SkRect storage; 196560abb078e5597c9c6ceaba1ef495c4916ff4df0ddjsollen@google.com const SkRect* bounds = &dst; 196660abb078e5597c9c6ceaba1ef495c4916ff4df0ddjsollen@google.com if (paint) { 196760abb078e5597c9c6ceaba1ef495c4916ff4df0ddjsollen@google.com bounds = &paint->computeFastBounds(dst, &storage); 196860abb078e5597c9c6ceaba1ef495c4916ff4df0ddjsollen@google.com } 19693b3e895df6f8ee0f33010367c215944cd16a8334reed@google.com if (this->quickReject(*bounds)) { 19703d60812865bb034851da777a91413ab584929887reed@google.com return; 19713d60812865bb034851da777a91413ab584929887reed@google.com } 19723d60812865bb034851da777a91413ab584929887reed@google.com } 19733d60812865bb034851da777a91413ab584929887reed@google.com 19749987ec3791336bad6af5cbe513564786b2df55aareed@google.com const int32_t w = bitmap.width(); 19759987ec3791336bad6af5cbe513564786b2df55aareed@google.com const int32_t h = bitmap.height(); 19769987ec3791336bad6af5cbe513564786b2df55aareed@google.com 19779987ec3791336bad6af5cbe513564786b2df55aareed@google.com SkIRect c = center; 19789987ec3791336bad6af5cbe513564786b2df55aareed@google.com // pin center to the bounds of the bitmap 19799987ec3791336bad6af5cbe513564786b2df55aareed@google.com c.fLeft = SkMax32(0, center.fLeft); 19809987ec3791336bad6af5cbe513564786b2df55aareed@google.com c.fTop = SkMax32(0, center.fTop); 19819987ec3791336bad6af5cbe513564786b2df55aareed@google.com c.fRight = SkPin32(center.fRight, c.fLeft, w); 19829987ec3791336bad6af5cbe513564786b2df55aareed@google.com c.fBottom = SkPin32(center.fBottom, c.fTop, h); 19839987ec3791336bad6af5cbe513564786b2df55aareed@google.com 19847112173c3c4cd1b1e7da8cdf971d71f01dd91299reed@google.com const SkScalar srcX[4] = { 19857d474f8a84a74421bd8d119124daa64ec1710f76rmistry@google.com 0, SkIntToScalar(c.fLeft), SkIntToScalar(c.fRight), SkIntToScalar(w) 19867112173c3c4cd1b1e7da8cdf971d71f01dd91299reed@google.com }; 19877112173c3c4cd1b1e7da8cdf971d71f01dd91299reed@google.com const SkScalar srcY[4] = { 19887d474f8a84a74421bd8d119124daa64ec1710f76rmistry@google.com 0, SkIntToScalar(c.fTop), SkIntToScalar(c.fBottom), SkIntToScalar(h) 19897112173c3c4cd1b1e7da8cdf971d71f01dd91299reed@google.com }; 19909987ec3791336bad6af5cbe513564786b2df55aareed@google.com SkScalar dstX[4] = { 19919987ec3791336bad6af5cbe513564786b2df55aareed@google.com dst.fLeft, dst.fLeft + SkIntToScalar(c.fLeft), 19929987ec3791336bad6af5cbe513564786b2df55aareed@google.com dst.fRight - SkIntToScalar(w - c.fRight), dst.fRight 19939987ec3791336bad6af5cbe513564786b2df55aareed@google.com }; 19949987ec3791336bad6af5cbe513564786b2df55aareed@google.com SkScalar dstY[4] = { 19959987ec3791336bad6af5cbe513564786b2df55aareed@google.com dst.fTop, dst.fTop + SkIntToScalar(c.fTop), 19969987ec3791336bad6af5cbe513564786b2df55aareed@google.com dst.fBottom - SkIntToScalar(h - c.fBottom), dst.fBottom 19979987ec3791336bad6af5cbe513564786b2df55aareed@google.com }; 199874b461961607fa57a150a9282c410ef0cab38764vandebo@chromium.org 19999987ec3791336bad6af5cbe513564786b2df55aareed@google.com if (dstX[1] > dstX[2]) { 20009987ec3791336bad6af5cbe513564786b2df55aareed@google.com dstX[1] = dstX[0] + (dstX[3] - dstX[0]) * c.fLeft / (w - c.width()); 20019987ec3791336bad6af5cbe513564786b2df55aareed@google.com dstX[2] = dstX[1]; 20029987ec3791336bad6af5cbe513564786b2df55aareed@google.com } 200374b461961607fa57a150a9282c410ef0cab38764vandebo@chromium.org 20049987ec3791336bad6af5cbe513564786b2df55aareed@google.com if (dstY[1] > dstY[2]) { 20059987ec3791336bad6af5cbe513564786b2df55aareed@google.com dstY[1] = dstY[0] + (dstY[3] - dstY[0]) * c.fTop / (h - c.height()); 20069987ec3791336bad6af5cbe513564786b2df55aareed@google.com dstY[2] = dstY[1]; 20079987ec3791336bad6af5cbe513564786b2df55aareed@google.com } 200874b461961607fa57a150a9282c410ef0cab38764vandebo@chromium.org 20099987ec3791336bad6af5cbe513564786b2df55aareed@google.com for (int y = 0; y < 3; y++) { 20107112173c3c4cd1b1e7da8cdf971d71f01dd91299reed@google.com SkRect s, d; 20117112173c3c4cd1b1e7da8cdf971d71f01dd91299reed@google.com 20129987ec3791336bad6af5cbe513564786b2df55aareed@google.com s.fTop = srcY[y]; 20139987ec3791336bad6af5cbe513564786b2df55aareed@google.com s.fBottom = srcY[y+1]; 20149987ec3791336bad6af5cbe513564786b2df55aareed@google.com d.fTop = dstY[y]; 20159987ec3791336bad6af5cbe513564786b2df55aareed@google.com d.fBottom = dstY[y+1]; 20169987ec3791336bad6af5cbe513564786b2df55aareed@google.com for (int x = 0; x < 3; x++) { 20179987ec3791336bad6af5cbe513564786b2df55aareed@google.com s.fLeft = srcX[x]; 20189987ec3791336bad6af5cbe513564786b2df55aareed@google.com s.fRight = srcX[x+1]; 20199987ec3791336bad6af5cbe513564786b2df55aareed@google.com d.fLeft = dstX[x]; 20209987ec3791336bad6af5cbe513564786b2df55aareed@google.com d.fRight = dstX[x+1]; 2021eed779d866e1e239bfb9ebc6a225b7345a41adf9commit-bot@chromium.org this->internalDrawBitmapRect(bitmap, &s, d, paint, 202231acc11977815402e4ef2681350f8559285bec97robertphillips@google.com kNone_DrawBitmapRectFlag); 20239987ec3791336bad6af5cbe513564786b2df55aareed@google.com } 20249987ec3791336bad6af5cbe513564786b2df55aareed@google.com } 20259987ec3791336bad6af5cbe513564786b2df55aareed@google.com} 20269987ec3791336bad6af5cbe513564786b2df55aareed@google.com 20279987ec3791336bad6af5cbe513564786b2df55aareed@google.comvoid SkCanvas::drawBitmapNine(const SkBitmap& bitmap, const SkIRect& center, 20289987ec3791336bad6af5cbe513564786b2df55aareed@google.com const SkRect& dst, const SkPaint* paint) { 20299987ec3791336bad6af5cbe513564786b2df55aareed@google.com SkDEBUGCODE(bitmap.validate();) 20309987ec3791336bad6af5cbe513564786b2df55aareed@google.com 20319987ec3791336bad6af5cbe513564786b2df55aareed@google.com // Need a device entry-point, so gpu can use a mesh 20329987ec3791336bad6af5cbe513564786b2df55aareed@google.com this->internalDrawBitmapNine(bitmap, center, dst, paint); 20339987ec3791336bad6af5cbe513564786b2df55aareed@google.com} 20349987ec3791336bad6af5cbe513564786b2df55aareed@google.com 2035f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.comclass SkDeviceFilteredPaint { 2036f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.compublic: 20371f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com SkDeviceFilteredPaint(SkBaseDevice* device, const SkPaint& paint) { 20381f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com SkBaseDevice::TextFlags flags; 2039f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com if (device->filterTextFlags(paint, &flags)) { 2040a076e9be17654a60310e72c4f70fcd5337f56dbfreed@google.com SkPaint* newPaint = fLazy.set(paint); 2041f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com newPaint->setFlags(flags.fFlags); 2042f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com fPaint = newPaint; 2043f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com } else { 2044f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com fPaint = &paint; 2045f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com } 2046f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com } 2047f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com 2048f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com const SkPaint& paint() const { return *fPaint; } 2049f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com 2050f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.comprivate: 20512c8fc5a7038cdfbb28a8364fd0057f3c21f90bfdmike@reedtribe.org const SkPaint* fPaint; 20522c8fc5a7038cdfbb28a8364fd0057f3c21f90bfdmike@reedtribe.org SkLazyPaint fLazy; 2053f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com}; 2054f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com 205552c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.comvoid SkCanvas::DrawRect(const SkDraw& draw, const SkPaint& paint, 205652c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com const SkRect& r, SkScalar textSize) { 205717b78946096265d80215a6c946286ecaa35ea7edepoger@google.com if (paint.getStyle() == SkPaint::kFill_Style) { 205852c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com draw.fDevice->drawRect(draw, r, paint); 205952c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com } else { 206052c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com SkPaint p(paint); 206117b78946096265d80215a6c946286ecaa35ea7edepoger@google.com p.setStrokeWidth(SkScalarMul(textSize, paint.getStrokeWidth())); 206252c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com draw.fDevice->drawRect(draw, r, p); 206352c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com } 206452c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com} 206552c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com 206652c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.comvoid SkCanvas::DrawTextDecorations(const SkDraw& draw, const SkPaint& paint, 206752c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com const char text[], size_t byteLength, 206852c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com SkScalar x, SkScalar y) { 206952c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com SkASSERT(byteLength == 0 || text != NULL); 207052c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com 207152c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com // nothing to draw 207252c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com if (text == NULL || byteLength == 0 || 207352c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com draw.fClip->isEmpty() || 207452c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com (paint.getAlpha() == 0 && paint.getXfermode() == NULL)) { 207552c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com return; 207652c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com } 207752c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com 207852c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com SkScalar width = 0; 207952c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com SkPoint start; 208052c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com 208152c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com start.set(0, 0); // to avoid warning 208252c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com if (paint.getFlags() & (SkPaint::kUnderlineText_Flag | 208352c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com SkPaint::kStrikeThruText_Flag)) { 208452c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com width = paint.measureText(text, byteLength); 208552c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com 208652c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com SkScalar offsetX = 0; 208752c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com if (paint.getTextAlign() == SkPaint::kCenter_Align) { 208852c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com offsetX = SkScalarHalf(width); 208952c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com } else if (paint.getTextAlign() == SkPaint::kRight_Align) { 209052c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com offsetX = width; 209152c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com } 209252c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com start.set(x - offsetX, y); 209352c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com } 209452c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com 209552c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com if (0 == width) { 209652c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com return; 209752c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com } 209852c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com 209952c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com uint32_t flags = paint.getFlags(); 210052c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com 210152c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com if (flags & (SkPaint::kUnderlineText_Flag | 210252c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com SkPaint::kStrikeThruText_Flag)) { 210352c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com SkScalar textSize = paint.getTextSize(); 210452c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com SkScalar height = SkScalarMul(textSize, kStdUnderline_Thickness); 210552c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com SkRect r; 210652c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com 210752c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com r.fLeft = start.fX; 210852c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com r.fRight = start.fX + width; 210952c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com 211052c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com if (flags & SkPaint::kUnderlineText_Flag) { 211152c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com SkScalar offset = SkScalarMulAdd(textSize, kStdUnderline_Offset, 211252c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com start.fY); 211352c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com r.fTop = offset; 211452c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com r.fBottom = offset + height; 211552c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com DrawRect(draw, paint, r, textSize); 211652c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com } 211752c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com if (flags & SkPaint::kStrikeThruText_Flag) { 211852c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com SkScalar offset = SkScalarMulAdd(textSize, kStdStrikeThru_Offset, 211952c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com start.fY); 212052c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com r.fTop = offset; 212152c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com r.fBottom = offset + height; 212252c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com DrawRect(draw, paint, r, textSize); 212352c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com } 212452c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com } 212552c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com} 212652c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com 2127e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.comvoid SkCanvas::onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, 2128e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com const SkPaint& paint) { 212978cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, NULL) 21308a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 21318a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com while (iter.next()) { 21324e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); 2133f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com iter.fDevice->drawText(iter, text, byteLength, x, y, dfp.paint()); 213452c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com DrawTextDecorations(iter, dfp.paint(), 213552c748b1691f02f90b27c35bc05074fcef709e66bungeman@google.com static_cast<const char*>(text), byteLength, x, y); 21368a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 21378a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 21384e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com LOOPER_END 21398a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 21408a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 2141e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.comvoid SkCanvas::onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[], 2142e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com const SkPaint& paint) { 214378cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, NULL) 214487fcd950198a16211b3988610beebb5ca5bcf323commit-bot@chromium.org 21458a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com while (iter.next()) { 21464e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); 21478a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com iter.fDevice->drawPosText(iter, text, byteLength, &pos->fX, 0, 2, 2148f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com dfp.paint()); 21498a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 2150b0430d024572b1a5e5d7b80e406c668e975e3030skia.committer@gmail.com 21514e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com LOOPER_END 21528a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 21538a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 2154e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.comvoid SkCanvas::onDrawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], 2155e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com SkScalar constY, const SkPaint& paint) { 215678cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, NULL) 215787fcd950198a16211b3988610beebb5ca5bcf323commit-bot@chromium.org 21588a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com while (iter.next()) { 21594e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); 21608a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com iter.fDevice->drawPosText(iter, text, byteLength, xpos, constY, 1, 2161f67e4cf4c18cd228738a11372859ee0280bce1d7reed@google.com dfp.paint()); 21628a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 2163b0430d024572b1a5e5d7b80e406c668e975e3030skia.committer@gmail.com 21644e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com LOOPER_END 21658a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 21668a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 2167e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.comvoid SkCanvas::onDrawTextOnPath(const void* text, size_t byteLength, const SkPath& path, 2168e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com const SkMatrix* matrix, const SkPaint& paint) { 216978cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, NULL) 217087fcd950198a16211b3988610beebb5ca5bcf323commit-bot@chromium.org 21718a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com while (iter.next()) { 21728a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com iter.fDevice->drawTextOnPath(iter, text, byteLength, path, 21734e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com matrix, looper.paint()); 21748a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 2175b0430d024572b1a5e5d7b80e406c668e975e3030skia.committer@gmail.com 2176945ec3a2bec668ca845071a65df8ec55e8f43819commit-bot@chromium.org LOOPER_END 21774325d114a5679e46f25ae75b0e43547fd7694998commit-bot@chromium.org} 21784325d114a5679e46f25ae75b0e43547fd7694998commit-bot@chromium.org 217900d5c2c6523321d25b32905ff4822f083a4173eefmalitavoid SkCanvas::onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y, 218000d5c2c6523321d25b32905ff4822f083a4173eefmalita const SkPaint& paint) { 21817ba7aa7e82c749b0b794f85b546f588ccf2ca777fmalita 21827ba7aa7e82c749b0b794f85b546f588ccf2ca777fmalita // FIXME: temporarily disable quickreject for empty bounds, 21837ba7aa7e82c749b0b794f85b546f588ccf2ca777fmalita // pending implicit blob bounds implementation. 21847ba7aa7e82c749b0b794f85b546f588ccf2ca777fmalita if (!blob->bounds().isEmpty() && paint.canComputeFastBounds()) { 21857ba7aa7e82c749b0b794f85b546f588ccf2ca777fmalita SkRect storage; 21867ba7aa7e82c749b0b794f85b546f588ccf2ca777fmalita 21877ba7aa7e82c749b0b794f85b546f588ccf2ca777fmalita if (this->quickReject(paint.computeFastBounds(blob->bounds().makeOffset(x, y), &storage))) { 21887ba7aa7e82c749b0b794f85b546f588ccf2ca777fmalita return; 21897ba7aa7e82c749b0b794f85b546f588ccf2ca777fmalita } 21907ba7aa7e82c749b0b794f85b546f588ccf2ca777fmalita } 21917ba7aa7e82c749b0b794f85b546f588ccf2ca777fmalita 2192aa1b9120463fc69be7a5545eb83e6fbe6955a424fmalita LOOPER_BEGIN(paint, SkDrawFilter::kText_Type, NULL) 219300d5c2c6523321d25b32905ff4822f083a4173eefmalita 2194aa1b9120463fc69be7a5545eb83e6fbe6955a424fmalita while (iter.next()) { 2195aa1b9120463fc69be7a5545eb83e6fbe6955a424fmalita SkDeviceFilteredPaint dfp(iter.fDevice, looper.paint()); 2196aa1b9120463fc69be7a5545eb83e6fbe6955a424fmalita iter.fDevice->drawTextBlob(iter, blob, x, y, dfp.paint()); 219700d5c2c6523321d25b32905ff4822f083a4173eefmalita } 219800d5c2c6523321d25b32905ff4822f083a4173eefmalita 2199aa1b9120463fc69be7a5545eb83e6fbe6955a424fmalita LOOPER_END 220000d5c2c6523321d25b32905ff4822f083a4173eefmalita} 220100d5c2c6523321d25b32905ff4822f083a4173eefmalita 2202e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com// These will become non-virtual, so they always call the (virtual) onDraw... method 2203e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.comvoid SkCanvas::drawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, 2204e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com const SkPaint& paint) { 2205e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com this->onDrawText(text, byteLength, x, y, paint); 2206e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com} 2207e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.comvoid SkCanvas::drawPosText(const void* text, size_t byteLength, const SkPoint pos[], 2208e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com const SkPaint& paint) { 2209e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com this->onDrawPosText(text, byteLength, pos, paint); 2210e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com} 2211e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.comvoid SkCanvas::drawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], 2212e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com SkScalar constY, const SkPaint& paint) { 2213e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com this->onDrawPosTextH(text, byteLength, xpos, constY, paint); 2214e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com} 2215e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.comvoid SkCanvas::drawTextOnPath(const void* text, size_t byteLength, const SkPath& path, 2216e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com const SkMatrix* matrix, const SkPaint& paint) { 2217e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com this->onDrawTextOnPath(text, byteLength, path, matrix, paint); 2218e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com} 221900d5c2c6523321d25b32905ff4822f083a4173eefmalitavoid SkCanvas::drawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y, 222000d5c2c6523321d25b32905ff4822f083a4173eefmalita const SkPaint& paint) { 222149f085dddff10473b6ebf832a974288300224e60bsalomon if (blob) { 222200d5c2c6523321d25b32905ff4822f083a4173eefmalita this->onDrawTextBlob(blob, x, y, paint); 222300d5c2c6523321d25b32905ff4822f083a4173eefmalita } 222400d5c2c6523321d25b32905ff4822f083a4173eefmalita} 2225e0d9ce890e67d02727ac2811bb456ddb64f827d4reed@google.com 22268a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawVertices(VertexMode vmode, int vertexCount, 22278a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPoint verts[], const SkPoint texs[], 22288a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkColor colors[], SkXfermode* xmode, 22298a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const uint16_t indices[], int indexCount, 22308a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPaint& paint) { 223178cf11980d87700be0b3fded86a6d8f0d43f24d9senorblanco@chromium.org LOOPER_BEGIN(paint, SkDrawFilter::kPath_Type, NULL) 22324b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 22338a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com while (iter.next()) { 22348a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com iter.fDevice->drawVertices(iter, vmode, vertexCount, verts, texs, 22354e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com colors, xmode, indices, indexCount, 22364e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com looper.paint()); 22378a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 22384b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 22394e2b3d3fb1288c6dc0f3ea1c0aa4a0d7c603bd7breed@google.com LOOPER_END 22408a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 22418a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 2242b3c9d1c33caf325aada244204215eb790c228c12dandovvoid SkCanvas::drawPatch(const SkPoint cubics[12], const SkColor colors[4], 2243b3c9d1c33caf325aada244204215eb790c228c12dandov const SkPoint texCoords[4], SkXfermode* xmode, const SkPaint& paint) { 2244b3c9d1c33caf325aada244204215eb790c228c12dandov if (NULL == cubics) { 2245b3c9d1c33caf325aada244204215eb790c228c12dandov return; 2246b3c9d1c33caf325aada244204215eb790c228c12dandov } 22476cfa73a29a26edf1d03bca224ad6860396308ffcmtklein 2248ecfff21bde1f0ca3c36533eded325066b5f2d42ddandov // Since a patch is always within the convex hull of the control points, we discard it when its 2249ecfff21bde1f0ca3c36533eded325066b5f2d42ddandov // bounding rectangle is completely outside the current clip. 2250ecfff21bde1f0ca3c36533eded325066b5f2d42ddandov SkRect bounds; 2251b3c9d1c33caf325aada244204215eb790c228c12dandov bounds.set(cubics, SkPatchUtils::kNumCtrlPts); 2252ecfff21bde1f0ca3c36533eded325066b5f2d42ddandov if (this->quickReject(bounds)) { 2253ecfff21bde1f0ca3c36533eded325066b5f2d42ddandov return; 2254ecfff21bde1f0ca3c36533eded325066b5f2d42ddandov } 22556cfa73a29a26edf1d03bca224ad6860396308ffcmtklein 2256b3c9d1c33caf325aada244204215eb790c228c12dandov this->onDrawPatch(cubics, colors, texCoords, xmode, paint); 2257b3c9d1c33caf325aada244204215eb790c228c12dandov} 2258b3c9d1c33caf325aada244204215eb790c228c12dandov 2259b3c9d1c33caf325aada244204215eb790c228c12dandovvoid SkCanvas::onDrawPatch(const SkPoint cubics[12], const SkColor colors[4], 2260b3c9d1c33caf325aada244204215eb790c228c12dandov const SkPoint texCoords[4], SkXfermode* xmode, const SkPaint& paint) { 2261b3c9d1c33caf325aada244204215eb790c228c12dandov 2262ecfff21bde1f0ca3c36533eded325066b5f2d42ddandov LOOPER_BEGIN(paint, SkDrawFilter::kPath_Type, NULL) 22636cfa73a29a26edf1d03bca224ad6860396308ffcmtklein 2264ecfff21bde1f0ca3c36533eded325066b5f2d42ddandov while (iter.next()) { 2265b3c9d1c33caf325aada244204215eb790c228c12dandov iter.fDevice->drawPatch(iter, cubics, colors, texCoords, xmode, paint); 2266ecfff21bde1f0ca3c36533eded325066b5f2d42ddandov } 22676cfa73a29a26edf1d03bca224ad6860396308ffcmtklein 2268ecfff21bde1f0ca3c36533eded325066b5f2d42ddandov LOOPER_END 2269ecfff21bde1f0ca3c36533eded325066b5f2d42ddandov} 2270ecfff21bde1f0ca3c36533eded325066b5f2d42ddandov 22718a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com////////////////////////////////////////////////////////////////////////////// 22728a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com// These methods are NOT virtual, and therefore must call back into virtual 22738a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com// methods, rather than actually drawing themselves. 22748a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com////////////////////////////////////////////////////////////////////////////// 22758a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 22768a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawARGB(U8CPU a, U8CPU r, U8CPU g, U8CPU b, 2277845fdaca174f4675e9acc164b510e3a5ffa9053creed@android.com SkXfermode::Mode mode) { 22788a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkPaint paint; 22798a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 22808a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com paint.setARGB(a, r, g, b); 2281845fdaca174f4675e9acc164b510e3a5ffa9053creed@android.com if (SkXfermode::kSrcOver_Mode != mode) { 22820baf19375466cfc24c96532df406e7c5b1d1aae8reed@android.com paint.setXfermodeMode(mode); 22838a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 22848a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->drawPaint(paint); 22858a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 22868a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 2287845fdaca174f4675e9acc164b510e3a5ffa9053creed@android.comvoid SkCanvas::drawColor(SkColor c, SkXfermode::Mode mode) { 22888a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkPaint paint; 22898a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 22908a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com paint.setColor(c); 2291845fdaca174f4675e9acc164b510e3a5ffa9053creed@android.com if (SkXfermode::kSrcOver_Mode != mode) { 22920baf19375466cfc24c96532df406e7c5b1d1aae8reed@android.com paint.setXfermodeMode(mode); 22938a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 22948a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->drawPaint(paint); 22958a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 22968a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 22978a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawPoint(SkScalar x, SkScalar y, const SkPaint& paint) { 22988a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkPoint pt; 22994b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 23008a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com pt.set(x, y); 23018a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->drawPoints(kPoints_PointMode, 1, &pt, paint); 23028a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 23038a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 23048a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawPoint(SkScalar x, SkScalar y, SkColor color) { 23058a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkPoint pt; 23068a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkPaint paint; 23074b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 23088a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com pt.set(x, y); 23098a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com paint.setColor(color); 23108a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->drawPoints(kPoints_PointMode, 1, &pt, paint); 23118a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 23128a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 23138a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawLine(SkScalar x0, SkScalar y0, SkScalar x1, SkScalar y1, 23148a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPaint& paint) { 23158a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkPoint pts[2]; 23164b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 23178a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com pts[0].set(x0, y0); 23188a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com pts[1].set(x1, y1); 23198a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->drawPoints(kLines_PointMode, 2, pts, paint); 23208a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 23218a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 23228a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawRectCoords(SkScalar left, SkScalar top, 23238a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkScalar right, SkScalar bottom, 23248a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPaint& paint) { 23258a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkRect r; 23268a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 23278a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com r.set(left, top, right, bottom); 23288a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->drawRect(r, paint); 23298a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 23308a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 23318a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawCircle(SkScalar cx, SkScalar cy, SkScalar radius, 23328a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPaint& paint) { 23338a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (radius < 0) { 23348a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com radius = 0; 23358a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 23368a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 23378a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkRect r; 23388a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com r.set(cx - radius, cy - radius, cx + radius, cy + radius); 23394ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com this->drawOval(r, paint); 23408a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 23418a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 23428a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawRoundRect(const SkRect& r, SkScalar rx, SkScalar ry, 23438a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPaint& paint) { 23448a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (rx > 0 && ry > 0) { 23458a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (paint.canComputeFastBounds()) { 23468a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkRect storage; 23473b3e895df6f8ee0f33010367c215944cd16a8334reed@google.com if (this->quickReject(paint.computeFastBounds(r, &storage))) { 23488a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return; 23498a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 23508a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 23514ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com SkRRect rrect; 23524ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com rrect.setRectXY(r, rx, ry); 23534ed0fb768409bf97b79899c3990d8c15f5e9d784reed@google.com this->drawRRect(rrect, paint); 23548a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } else { 23558a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->drawRect(r, paint); 23568a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 23578a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 23588a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 23598a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawArc(const SkRect& oval, SkScalar startAngle, 23608a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkScalar sweepAngle, bool useCenter, 23618a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPaint& paint) { 23628a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (SkScalarAbs(sweepAngle) >= SkIntToScalar(360)) { 23638a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->drawOval(oval, paint); 23648a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } else { 23658a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkPath path; 23668a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (useCenter) { 23678a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com path.moveTo(oval.centerX(), oval.centerY()); 23688a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 23698a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com path.arcTo(oval, startAngle, sweepAngle, !useCenter); 23708a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (useCenter) { 23718a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com path.close(); 23728a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 23738a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->drawPath(path, paint); 23748a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 23758a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 23768a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 23778a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::drawTextOnPathHV(const void* text, size_t byteLength, 23788a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPath& path, SkScalar hOffset, 23798a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkScalar vOffset, const SkPaint& paint) { 23808a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkMatrix matrix; 23814b226023832011bc3bcdd1e5092ff0645ad0bdeereed@google.com 23828a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com matrix.setTranslate(hOffset, vOffset); 23838a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com this->drawTextOnPath(text, byteLength, path, &matrix, paint); 23848a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 23858a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 2386f76bacff7f66724072c67edb185abf9e3add11a0reed@android.com/////////////////////////////////////////////////////////////////////////////// 23879b14f26d0f3a974f3dd626c8354e1db1cfcd322frobertphillipsvoid SkCanvas::EXPERIMENTAL_optimize(const SkPicture* picture) { 2388145d1c0fdcef63991d7f910cc067a653a8aa2c4ccommit-bot@chromium.org SkBaseDevice* device = this->getDevice(); 238949f085dddff10473b6ebf832a974288300224e60bsalomon if (device) { 2390145d1c0fdcef63991d7f910cc067a653a8aa2c4ccommit-bot@chromium.org device->EXPERIMENTAL_optimize(picture); 2391145d1c0fdcef63991d7f910cc067a653a8aa2c4ccommit-bot@chromium.org } 2392145d1c0fdcef63991d7f910cc067a653a8aa2c4ccommit-bot@chromium.org} 2393f76bacff7f66724072c67edb185abf9e3add11a0reed@android.com 23949b14f26d0f3a974f3dd626c8354e1db1cfcd322frobertphillipsvoid SkCanvas::drawPicture(const SkPicture* picture) { 239549f085dddff10473b6ebf832a974288300224e60bsalomon if (picture) { 2396d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed this->onDrawPicture(picture, NULL, NULL); 23979b14f26d0f3a974f3dd626c8354e1db1cfcd322frobertphillips } 23989b14f26d0f3a974f3dd626c8354e1db1cfcd322frobertphillips} 23999b14f26d0f3a974f3dd626c8354e1db1cfcd322frobertphillips 2400d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reedvoid SkCanvas::drawPicture(const SkPicture* picture, const SkMatrix* matrix, const SkPaint* paint) { 240149f085dddff10473b6ebf832a974288300224e60bsalomon if (picture) { 2402d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed if (matrix && matrix->isIdentity()) { 2403d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed matrix = NULL; 2404d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed } 2405d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed this->onDrawPicture(picture, matrix, paint); 2406d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed } 2407d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed} 24089b14f26d0f3a974f3dd626c8354e1db1cfcd322frobertphillips 2409d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reedvoid SkCanvas::onDrawPicture(const SkPicture* picture, const SkMatrix* matrix, 2410d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed const SkPaint* paint) { 2411145d1c0fdcef63991d7f910cc067a653a8aa2c4ccommit-bot@chromium.org SkBaseDevice* device = this->getTopDevice(); 241249f085dddff10473b6ebf832a974288300224e60bsalomon if (device) { 2413145d1c0fdcef63991d7f910cc067a653a8aa2c4ccommit-bot@chromium.org // Canvas has to first give the device the opportunity to render 2414145d1c0fdcef63991d7f910cc067a653a8aa2c4ccommit-bot@chromium.org // the picture itself. 2415d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed if (device->EXPERIMENTAL_drawPicture(this, picture, matrix, paint)) { 2416145d1c0fdcef63991d7f910cc067a653a8aa2c4ccommit-bot@chromium.org return; // the device has rendered the entire picture 2417145d1c0fdcef63991d7f910cc067a653a8aa2c4ccommit-bot@chromium.org } 2418145d1c0fdcef63991d7f910cc067a653a8aa2c4ccommit-bot@chromium.org } 2419145d1c0fdcef63991d7f910cc067a653a8aa2c4ccommit-bot@chromium.org 2420a8d7f0b13cd4c6d773fcf055fe17db75d260fa05robertphillips SkAutoCanvasMatrixPaint acmp(this, matrix, paint, picture->cullRect()); 2421d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed 2422c5ba71d2e5cd426def66fa49dcf003e5b2c98dc7robertphillips picture->playback(this); 24238a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 24248a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 24258a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com/////////////////////////////////////////////////////////////////////////////// 24268a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com/////////////////////////////////////////////////////////////////////////////// 24278a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 24288a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comSkCanvas::LayerIter::LayerIter(SkCanvas* canvas, bool skipEmptyClips) { 2429d642329293cce602ac24df8f585c14a98795da87reed@google.com SK_COMPILE_ASSERT(sizeof(fStorage) >= sizeof(SkDrawIter), fStorage_too_small); 24308a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 24318a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com SkASSERT(canvas); 24328a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 24338a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fImpl = new (fStorage) SkDrawIter(canvas, skipEmptyClips); 24348a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fDone = !fImpl->next(); 24358a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 24368a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 24378a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comSkCanvas::LayerIter::~LayerIter() { 24388a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fImpl->~SkDrawIter(); 24398a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 24408a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 24418a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comvoid SkCanvas::LayerIter::next() { 24428a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com fDone = !fImpl->next(); 24438a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 24448a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 24451f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.comSkBaseDevice* SkCanvas::LayerIter::device() const { 24468a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return fImpl->getDevice(); 24478a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 24488a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 24498a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comconst SkMatrix& SkCanvas::LayerIter::matrix() const { 24508a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return fImpl->getMatrix(); 24518a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 24528a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 24538a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comconst SkPaint& SkCanvas::LayerIter::paint() const { 24548a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com const SkPaint* paint = fImpl->getPaint(); 24558a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com if (NULL == paint) { 24568a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com paint = &fDefaultPaint; 24578a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com } 24588a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com return *paint; 24598a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com} 24608a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.com 24618a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comconst SkRegion& SkCanvas::LayerIter::clip() const { return fImpl->getClip(); } 24628a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comint SkCanvas::LayerIter::x() const { return fImpl->getX(); } 24638a1c16ff38322f0210116fa7293eb8817c7e477ereed@android.comint SkCanvas::LayerIter::y() const { return fImpl->getY(); } 246420a550c6ea947f0ab239da1d4ecba209d76a98fdjustinlin@google.com 246520a550c6ea947f0ab239da1d4ecba209d76a98fdjustinlin@google.com/////////////////////////////////////////////////////////////////////////////// 246620a550c6ea947f0ab239da1d4ecba209d76a98fdjustinlin@google.com 2467c3b589a24eb4d567a906189f882c259ecf5c2f58fmalitaSkCanvasClipVisitor::~SkCanvasClipVisitor() { } 24683107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org 24693107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org/////////////////////////////////////////////////////////////////////////////// 24703107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org 24713107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.orgstatic bool supported_for_raster_canvas(const SkImageInfo& info) { 24723107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org switch (info.alphaType()) { 24733107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org case kPremul_SkAlphaType: 24743107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org case kOpaque_SkAlphaType: 24753107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org break; 24763107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org default: 24773107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org return false; 24783107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org } 24793107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org 24803107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org switch (info.colorType()) { 24813107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org case kAlpha_8_SkColorType: 24823107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org case kRGB_565_SkColorType: 248328fcae2ec77eb16a79e155f8d788b20457f1c951commit-bot@chromium.org case kN32_SkColorType: 24843107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org break; 24853107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org default: 24863107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org return false; 24873107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org } 24883107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org 24893107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org return true; 24903107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org} 24913107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org 24923107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.orgSkCanvas* SkCanvas::NewRaster(const SkImageInfo& info) { 24933107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org if (!supported_for_raster_canvas(info)) { 24943107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org return NULL; 24953107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org } 24963107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org 24973107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org SkBitmap bitmap; 2498848250415eddc54075f7eb8795e8db79e749c6abreed if (!bitmap.tryAllocPixels(info)) { 24993107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org return NULL; 25003107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org } 25013107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org 25023107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org // should this functionality be moved into allocPixels()? 25033107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org if (!bitmap.info().isOpaque()) { 25043107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org bitmap.eraseColor(0); 25053107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org } 25063107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org return SkNEW_ARGS(SkCanvas, (bitmap)); 25073107b6a85eee7914b37382f7145ab658e8c27667commit-bot@chromium.org} 250842b08932e81abd8ebf296bede1994d297811511dcommit-bot@chromium.org 250942b08932e81abd8ebf296bede1994d297811511dcommit-bot@chromium.orgSkCanvas* SkCanvas::NewRasterDirect(const SkImageInfo& info, void* pixels, size_t rowBytes) { 251042b08932e81abd8ebf296bede1994d297811511dcommit-bot@chromium.org if (!supported_for_raster_canvas(info)) { 251142b08932e81abd8ebf296bede1994d297811511dcommit-bot@chromium.org return NULL; 251242b08932e81abd8ebf296bede1994d297811511dcommit-bot@chromium.org } 2513eb849e5fd10cbe00cbc31307ba97fd9efca0b41bskia.committer@gmail.com 251442b08932e81abd8ebf296bede1994d297811511dcommit-bot@chromium.org SkBitmap bitmap; 251542b08932e81abd8ebf296bede1994d297811511dcommit-bot@chromium.org if (!bitmap.installPixels(info, pixels, rowBytes)) { 251642b08932e81abd8ebf296bede1994d297811511dcommit-bot@chromium.org return NULL; 251742b08932e81abd8ebf296bede1994d297811511dcommit-bot@chromium.org } 251842b08932e81abd8ebf296bede1994d297811511dcommit-bot@chromium.org return SkNEW_ARGS(SkCanvas, (bitmap)); 251942b08932e81abd8ebf296bede1994d297811511dcommit-bot@chromium.org} 2520d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed 2521d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed/////////////////////////////////////////////////////////////////////////////// 2522d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed 2523d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reedSkAutoCanvasMatrixPaint::SkAutoCanvasMatrixPaint(SkCanvas* canvas, const SkMatrix* matrix, 2524a8d7f0b13cd4c6d773fcf055fe17db75d260fa05robertphillips const SkPaint* paint, const SkRect& bounds) 2525d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed : fCanvas(canvas) 2526d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed , fSaveCount(canvas->getSaveCount()) 2527d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed{ 252849f085dddff10473b6ebf832a974288300224e60bsalomon if (paint) { 2529a8d7f0b13cd4c6d773fcf055fe17db75d260fa05robertphillips SkRect newBounds = bounds; 2530d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed if (matrix) { 2531a8d7f0b13cd4c6d773fcf055fe17db75d260fa05robertphillips matrix->mapRect(&newBounds); 2532d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed } 2533a8d7f0b13cd4c6d773fcf055fe17db75d260fa05robertphillips canvas->saveLayer(&newBounds, paint); 253449f085dddff10473b6ebf832a974288300224e60bsalomon } else if (matrix) { 2535d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed canvas->save(); 2536d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed } 25376cfa73a29a26edf1d03bca224ad6860396308ffcmtklein 253849f085dddff10473b6ebf832a974288300224e60bsalomon if (matrix) { 2539d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed canvas->concat(*matrix); 2540d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed } 2541d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed} 2542d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed 2543d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reedSkAutoCanvasMatrixPaint::~SkAutoCanvasMatrixPaint() { 2544d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed fCanvas->restoreToCount(fSaveCount); 2545d5fa1a455aad61f3e99081fe7a9b065cb3b115c6reed} 2546