SkPicturePlayback.cpp revision b2c82c99f891e4e846e4959c811661bf68fa43d6
1/* 2 * Copyright 2011 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7#include <new> 8#include "SkBBoxHierarchy.h" 9#include "SkPicturePlayback.h" 10#include "SkPictureRecord.h" 11#include "SkPictureStateTree.h" 12#include "SkReadBuffer.h" 13#include "SkTypeface.h" 14#include "SkTSort.h" 15#include "SkWriteBuffer.h" 16 17template <typename T> int SafeCount(const T* obj) { 18 return obj ? obj->count() : 0; 19} 20 21/* Define this to spew out a debug statement whenever we skip the remainder of 22 a save/restore block because a clip... command returned false (empty). 23 */ 24#define SPEW_CLIP_SKIPPINGx 25 26SkPicturePlayback::PlaybackReplacements::ReplacementInfo* 27SkPicturePlayback::PlaybackReplacements::push() { 28 SkDEBUGCODE(this->validate()); 29 return fReplacements.push(); 30} 31 32void SkPicturePlayback::PlaybackReplacements::freeAll() { 33 for (int i = 0; i < fReplacements.count(); ++i) { 34 SkDELETE(fReplacements[i].fBM); 35 } 36 fReplacements.reset(); 37} 38 39#ifdef SK_DEBUG 40void SkPicturePlayback::PlaybackReplacements::validate() const { 41 // Check that the ranges are monotonically increasing and non-overlapping 42 if (fReplacements.count() > 0) { 43 SkASSERT(fReplacements[0].fStart < fReplacements[0].fStop); 44 45 for (int i = 1; i < fReplacements.count(); ++i) { 46 SkASSERT(fReplacements[i].fStart < fReplacements[i].fStop); 47 SkASSERT(fReplacements[i-1].fStop < fReplacements[i].fStart); 48 } 49 } 50} 51#endif 52 53SkPicturePlayback::SkPicturePlayback(const SkPicture* picture, const SkPictInfo& info) 54 : fPicture(picture) 55 , fInfo(info) { 56 this->init(); 57} 58 59SkPicturePlayback::SkPicturePlayback(const SkPicture* picture, 60 const SkPictureRecord& record, 61 const SkPictInfo& info, 62 bool deepCopy) 63 : fPicture(picture) 64 , fInfo(info) { 65#ifdef SK_DEBUG_SIZE 66 size_t overallBytes, bitmapBytes, matricesBytes, 67 paintBytes, pathBytes, pictureBytes, regionBytes; 68 int bitmaps = record.bitmaps(&bitmapBytes); 69 int matrices = record.matrices(&matricesBytes); 70 int paints = record.paints(&paintBytes); 71 int paths = record.paths(&pathBytes); 72 int pictures = record.pictures(&pictureBytes); 73 int regions = record.regions(®ionBytes); 74 SkDebugf("picture record mem used %zd (stream %zd) ", record.size(), 75 record.streamlen()); 76 if (bitmaps != 0) 77 SkDebugf("bitmaps size %zd (bitmaps:%d) ", bitmapBytes, bitmaps); 78 if (matrices != 0) 79 SkDebugf("matrices size %zd (matrices:%d) ", matricesBytes, matrices); 80 if (paints != 0) 81 SkDebugf("paints size %zd (paints:%d) ", paintBytes, paints); 82 if (paths != 0) 83 SkDebugf("paths size %zd (paths:%d) ", pathBytes, paths); 84 if (pictures != 0) 85 SkDebugf("pictures size %zd (pictures:%d) ", pictureBytes, pictures); 86 if (regions != 0) 87 SkDebugf("regions size %zd (regions:%d) ", regionBytes, regions); 88 if (record.fPointWrites != 0) 89 SkDebugf("points size %zd (points:%d) ", record.fPointBytes, record.fPointWrites); 90 if (record.fRectWrites != 0) 91 SkDebugf("rects size %zd (rects:%d) ", record.fRectBytes, record.fRectWrites); 92 if (record.fTextWrites != 0) 93 SkDebugf("text size %zd (text strings:%d) ", record.fTextBytes, record.fTextWrites); 94 95 SkDebugf("\n"); 96#endif 97#ifdef SK_DEBUG_DUMP 98 record.dumpMatrices(); 99 record.dumpPaints(); 100#endif 101 102 record.validate(record.writeStream().bytesWritten(), 0); 103 const SkWriter32& writer = record.writeStream(); 104 this->init(); 105 SkASSERT(!fOpData); 106 if (writer.bytesWritten() == 0) { 107 fOpData = SkData::NewEmpty(); 108 return; 109 } 110 fOpData = writer.snapshotAsData(); 111 112 fBoundingHierarchy = record.fBoundingHierarchy; 113 fStateTree = record.fStateTree; 114 115 SkSafeRef(fBoundingHierarchy); 116 SkSafeRef(fStateTree); 117 118 if (NULL != fBoundingHierarchy) { 119 fBoundingHierarchy->flushDeferredInserts(); 120 } 121 122 // copy over the refcnt dictionary to our reader 123 record.fFlattenableHeap.setupPlaybacks(); 124 125 fBitmaps = record.fBitmapHeap->extractBitmaps(); 126 fPaints = record.fPaints.unflattenToArray(); 127 128 fBitmapHeap.reset(SkSafeRef(record.fBitmapHeap)); 129 130 picture->initForPlayback(); 131 132 const SkTDArray<SkPicture* >& pictures = record.getPictureRefs(); 133 fPictureCount = pictures.count(); 134 if (fPictureCount > 0) { 135 fPictureRefs = SkNEW_ARRAY(SkPicture*, fPictureCount); 136 for (int i = 0; i < fPictureCount; i++) { 137 if (deepCopy) { 138 fPictureRefs[i] = pictures[i]->clone(); 139 } else { 140 fPictureRefs[i] = pictures[i]; 141 fPictureRefs[i]->ref(); 142 } 143 } 144 } 145 146#ifdef SK_DEBUG_SIZE 147 int overall = fPlayback->size(&overallBytes); 148 bitmaps = fPlayback->bitmaps(&bitmapBytes); 149 paints = fPlayback->paints(&paintBytes); 150 paths = fPlayback->paths(&pathBytes); 151 pictures = fPlayback->pictures(&pictureBytes); 152 regions = fPlayback->regions(®ionBytes); 153 SkDebugf("playback size %zd (objects:%d) ", overallBytes, overall); 154 if (bitmaps != 0) 155 SkDebugf("bitmaps size %zd (bitmaps:%d) ", bitmapBytes, bitmaps); 156 if (paints != 0) 157 SkDebugf("paints size %zd (paints:%d) ", paintBytes, paints); 158 if (paths != 0) 159 SkDebugf("paths size %zd (paths:%d) ", pathBytes, paths); 160 if (pictures != 0) 161 SkDebugf("pictures size %zd (pictures:%d) ", pictureBytes, pictures); 162 if (regions != 0) 163 SkDebugf("regions size %zd (regions:%d) ", regionBytes, regions); 164 SkDebugf("\n"); 165#endif 166} 167 168SkPicturePlayback::SkPicturePlayback(const SkPicture* picture, const SkPicturePlayback& src, 169 SkPictCopyInfo* deepCopyInfo) 170 : fPicture(picture) 171 , fInfo(src.fInfo) { 172 this->init(); 173 174 fBitmapHeap.reset(SkSafeRef(src.fBitmapHeap.get())); 175 176 fOpData = SkSafeRef(src.fOpData); 177 178 fBoundingHierarchy = src.fBoundingHierarchy; 179 fStateTree = src.fStateTree; 180 181 SkSafeRef(fBoundingHierarchy); 182 SkSafeRef(fStateTree); 183 184 if (deepCopyInfo) { 185 SkASSERT(deepCopyInfo->initialized); 186 187 int paintCount = SafeCount(src.fPaints); 188 189 if (src.fBitmaps) { 190 fBitmaps = SkTRefArray<SkBitmap>::Create(src.fBitmaps->begin(), src.fBitmaps->count()); 191 } 192 193 fPaints = SkTRefArray<SkPaint>::Create(paintCount); 194 SkASSERT(deepCopyInfo->paintData.count() == paintCount); 195 SkBitmapHeap* bmHeap = deepCopyInfo->controller.getBitmapHeap(); 196 SkTypefacePlayback* tfPlayback = deepCopyInfo->controller.getTypefacePlayback(); 197 for (int i = 0; i < paintCount; i++) { 198 if (deepCopyInfo->paintData[i]) { 199 deepCopyInfo->paintData[i]->unflatten<SkPaint::FlatteningTraits>( 200 &fPaints->writableAt(i), bmHeap, tfPlayback); 201 } else { 202 // needs_deep_copy was false, so just need to assign 203 fPaints->writableAt(i) = src.fPaints->at(i); 204 } 205 } 206 207 } else { 208 fBitmaps = SkSafeRef(src.fBitmaps); 209 fPaints = SkSafeRef(src.fPaints); 210 } 211 212 fPictureCount = src.fPictureCount; 213 fPictureRefs = SkNEW_ARRAY(SkPicture*, fPictureCount); 214 for (int i = 0; i < fPictureCount; i++) { 215 if (deepCopyInfo) { 216 fPictureRefs[i] = src.fPictureRefs[i]->clone(); 217 } else { 218 fPictureRefs[i] = src.fPictureRefs[i]; 219 fPictureRefs[i]->ref(); 220 } 221 } 222} 223 224void SkPicturePlayback::init() { 225 fBitmaps = NULL; 226 fPaints = NULL; 227 fPictureRefs = NULL; 228 fPictureCount = 0; 229 fOpData = NULL; 230 fFactoryPlayback = NULL; 231 fBoundingHierarchy = NULL; 232 fStateTree = NULL; 233 fCachedActiveOps = NULL; 234 fCurOffset = 0; 235 fUseBBH = true; 236 fStart = 0; 237 fStop = 0; 238 fReplacements = NULL; 239} 240 241SkPicturePlayback::~SkPicturePlayback() { 242 SkSafeUnref(fOpData); 243 244 SkSafeUnref(fBitmaps); 245 SkSafeUnref(fPaints); 246 SkSafeUnref(fBoundingHierarchy); 247 SkSafeUnref(fStateTree); 248 249 SkDELETE(fCachedActiveOps); 250 251 for (int i = 0; i < fPictureCount; i++) { 252 fPictureRefs[i]->unref(); 253 } 254 SkDELETE_ARRAY(fPictureRefs); 255 256 SkDELETE(fFactoryPlayback); 257} 258 259void SkPicturePlayback::dumpSize() const { 260 SkDebugf("--- picture size: ops=%d bitmaps=%d [%d] paints=%d [%d]\n", 261 fOpData->size(), 262 SafeCount(fBitmaps), SafeCount(fBitmaps) * sizeof(SkBitmap), 263 SafeCount(fPaints), SafeCount(fPaints) * sizeof(SkPaint)); 264 fPicture->dumpSize(); 265} 266 267bool SkPicturePlayback::containsBitmaps() const { 268 if (fBitmaps && fBitmaps->count() > 0) { 269 return true; 270 } 271 for (int i = 0; i < fPictureCount; ++i) { 272 if (fPictureRefs[i]->willPlayBackBitmaps()) { 273 return true; 274 } 275 } 276 return false; 277} 278 279/////////////////////////////////////////////////////////////////////////////// 280/////////////////////////////////////////////////////////////////////////////// 281 282#include "SkStream.h" 283 284static size_t compute_chunk_size(SkFlattenable::Factory* array, int count) { 285 size_t size = 4; // for 'count' 286 287 for (int i = 0; i < count; i++) { 288 const char* name = SkFlattenable::FactoryToName(array[i]); 289 if (NULL == name || 0 == *name) { 290 size += SkWStream::SizeOfPackedUInt(0); 291 } else { 292 size_t len = strlen(name); 293 size += SkWStream::SizeOfPackedUInt(len); 294 size += len; 295 } 296 } 297 298 return size; 299} 300 301void SkPicturePlayback::WriteFactories(SkWStream* stream, const SkFactorySet& rec) { 302 int count = rec.count(); 303 304 SkAutoSTMalloc<16, SkFlattenable::Factory> storage(count); 305 SkFlattenable::Factory* array = (SkFlattenable::Factory*)storage.get(); 306 rec.copyToArray(array); 307 308 size_t size = compute_chunk_size(array, count); 309 310 // TODO: write_tag_size should really take a size_t 311 SkPicture::WriteTagSize(stream, SK_PICT_FACTORY_TAG, (uint32_t) size); 312 SkDEBUGCODE(size_t start = stream->bytesWritten()); 313 stream->write32(count); 314 315 for (int i = 0; i < count; i++) { 316 const char* name = SkFlattenable::FactoryToName(array[i]); 317// SkDebugf("---- write factories [%d] %p <%s>\n", i, array[i], name); 318 if (NULL == name || 0 == *name) { 319 stream->writePackedUInt(0); 320 } else { 321 size_t len = strlen(name); 322 stream->writePackedUInt(len); 323 stream->write(name, len); 324 } 325 } 326 327 SkASSERT(size == (stream->bytesWritten() - start)); 328} 329 330void SkPicturePlayback::WriteTypefaces(SkWStream* stream, const SkRefCntSet& rec) { 331 int count = rec.count(); 332 333 SkPicture::WriteTagSize(stream, SK_PICT_TYPEFACE_TAG, count); 334 335 SkAutoSTMalloc<16, SkTypeface*> storage(count); 336 SkTypeface** array = (SkTypeface**)storage.get(); 337 rec.copyToArray((SkRefCnt**)array); 338 339 for (int i = 0; i < count; i++) { 340 array[i]->serialize(stream); 341 } 342} 343 344void SkPicturePlayback::flattenToBuffer(SkWriteBuffer& buffer) const { 345 int i, n; 346 347 if ((n = SafeCount(fBitmaps)) > 0) { 348 SkPicture::WriteTagSize(buffer, SK_PICT_BITMAP_BUFFER_TAG, n); 349 for (i = 0; i < n; i++) { 350 buffer.writeBitmap((*fBitmaps)[i]); 351 } 352 } 353 354 if ((n = SafeCount(fPaints)) > 0) { 355 SkPicture::WriteTagSize(buffer, SK_PICT_PAINT_BUFFER_TAG, n); 356 for (i = 0; i < n; i++) { 357 buffer.writePaint((*fPaints)[i]); 358 } 359 } 360 361 fPicture->flattenToBuffer(buffer); 362} 363 364void SkPicturePlayback::serialize(SkWStream* stream, 365 SkPicture::EncodeBitmap encoder) const { 366 SkPicture::WriteTagSize(stream, SK_PICT_READER_TAG, fOpData->size()); 367 stream->write(fOpData->bytes(), fOpData->size()); 368 369 if (fPictureCount > 0) { 370 SkPicture::WriteTagSize(stream, SK_PICT_PICTURE_TAG, fPictureCount); 371 for (int i = 0; i < fPictureCount; i++) { 372 fPictureRefs[i]->serialize(stream, encoder); 373 } 374 } 375 376 // Write some of our data into a writebuffer, and then serialize that 377 // into our stream 378 { 379 SkRefCntSet typefaceSet; 380 SkFactorySet factSet; 381 382 SkWriteBuffer buffer(SkWriteBuffer::kCrossProcess_Flag); 383 buffer.setTypefaceRecorder(&typefaceSet); 384 buffer.setFactoryRecorder(&factSet); 385 buffer.setBitmapEncoder(encoder); 386 387 this->flattenToBuffer(buffer); 388 389 // We have to write these two sets into the stream *before* we write 390 // the buffer, since parsing that buffer will require that we already 391 // have these sets available to use. 392 WriteFactories(stream, factSet); 393 WriteTypefaces(stream, typefaceSet); 394 395 SkPicture::WriteTagSize(stream, SK_PICT_BUFFER_SIZE_TAG, buffer.bytesWritten()); 396 buffer.writeToStream(stream); 397 } 398 399 stream->write32(SK_PICT_EOF_TAG); 400} 401 402void SkPicturePlayback::flatten(SkWriteBuffer& buffer) const { 403 SkPicture::WriteTagSize(buffer, SK_PICT_READER_TAG, fOpData->size()); 404 buffer.writeByteArray(fOpData->bytes(), fOpData->size()); 405 406 if (fPictureCount > 0) { 407 SkPicture::WriteTagSize(buffer, SK_PICT_PICTURE_TAG, fPictureCount); 408 for (int i = 0; i < fPictureCount; i++) { 409 fPictureRefs[i]->flatten(buffer); 410 } 411 } 412 413 // Write this picture playback's data into a writebuffer 414 this->flattenToBuffer(buffer); 415 buffer.write32(SK_PICT_EOF_TAG); 416} 417 418/////////////////////////////////////////////////////////////////////////////// 419 420/** 421 * Return the corresponding SkReadBuffer flags, given a set of 422 * SkPictInfo flags. 423 */ 424static uint32_t pictInfoFlagsToReadBufferFlags(uint32_t pictInfoFlags) { 425 static const struct { 426 uint32_t fSrc; 427 uint32_t fDst; 428 } gSD[] = { 429 { SkPictInfo::kCrossProcess_Flag, SkReadBuffer::kCrossProcess_Flag }, 430 { SkPictInfo::kScalarIsFloat_Flag, SkReadBuffer::kScalarIsFloat_Flag }, 431 { SkPictInfo::kPtrIs64Bit_Flag, SkReadBuffer::kPtrIs64Bit_Flag }, 432 }; 433 434 uint32_t rbMask = 0; 435 for (size_t i = 0; i < SK_ARRAY_COUNT(gSD); ++i) { 436 if (pictInfoFlags & gSD[i].fSrc) { 437 rbMask |= gSD[i].fDst; 438 } 439 } 440 return rbMask; 441} 442 443bool SkPicturePlayback::parseStreamTag(SkPicture* picture, 444 SkStream* stream, 445 uint32_t tag, 446 uint32_t size, 447 SkPicture::InstallPixelRefProc proc) { 448 /* 449 * By the time we encounter BUFFER_SIZE_TAG, we need to have already seen 450 * its dependents: FACTORY_TAG and TYPEFACE_TAG. These two are not required 451 * but if they are present, they need to have been seen before the buffer. 452 * 453 * We assert that if/when we see either of these, that we have not yet seen 454 * the buffer tag, because if we have, then its too-late to deal with the 455 * factories or typefaces. 456 */ 457 SkDEBUGCODE(bool haveBuffer = false;) 458 459 switch (tag) { 460 case SK_PICT_READER_TAG: { 461 SkAutoMalloc storage(size); 462 if (stream->read(storage.get(), size) != size) { 463 return false; 464 } 465 SkASSERT(NULL == fOpData); 466 fOpData = SkData::NewFromMalloc(storage.detach(), size); 467 } break; 468 case SK_PICT_FACTORY_TAG: { 469 SkASSERT(!haveBuffer); 470 // Remove this code when v21 and below are no longer supported. At the 471 // same time add a new 'count' variable and use it rather then reusing 'size'. 472#ifndef DISABLE_V21_COMPATIBILITY_CODE 473 if (fInfo.fVersion >= 22) { 474 // in v22 this tag's size represents the size of the chunk in bytes 475 // and the number of factory strings is written out separately 476#endif 477 size = stream->readU32(); 478#ifndef DISABLE_V21_COMPATIBILITY_CODE 479 } 480#endif 481 fFactoryPlayback = SkNEW_ARGS(SkFactoryPlayback, (size)); 482 for (size_t i = 0; i < size; i++) { 483 SkString str; 484 const size_t len = stream->readPackedUInt(); 485 str.resize(len); 486 if (stream->read(str.writable_str(), len) != len) { 487 return false; 488 } 489 fFactoryPlayback->base()[i] = SkFlattenable::NameToFactory(str.c_str()); 490 } 491 } break; 492 case SK_PICT_TYPEFACE_TAG: { 493 SkASSERT(!haveBuffer); 494 const int count = SkToInt(size); 495 fTFPlayback.setCount(count); 496 for (int i = 0; i < count; i++) { 497 SkAutoTUnref<SkTypeface> tf(SkTypeface::Deserialize(stream)); 498 if (!tf.get()) { // failed to deserialize 499 // fTFPlayback asserts it never has a null, so we plop in 500 // the default here. 501 tf.reset(SkTypeface::RefDefault()); 502 } 503 fTFPlayback.set(i, tf); 504 } 505 } break; 506 case SK_PICT_PICTURE_TAG: { 507 fPictureCount = size; 508 fPictureRefs = SkNEW_ARRAY(SkPicture*, fPictureCount); 509 bool success = true; 510 int i = 0; 511 for ( ; i < fPictureCount; i++) { 512 fPictureRefs[i] = SkPicture::CreateFromStream(stream, proc); 513 if (NULL == fPictureRefs[i]) { 514 success = false; 515 break; 516 } 517 } 518 if (!success) { 519 // Delete all of the pictures that were already created (up to but excluding i): 520 for (int j = 0; j < i; j++) { 521 fPictureRefs[j]->unref(); 522 } 523 // Delete the array 524 SkDELETE_ARRAY(fPictureRefs); 525 fPictureCount = 0; 526 return false; 527 } 528 } break; 529 case SK_PICT_BUFFER_SIZE_TAG: { 530 SkAutoMalloc storage(size); 531 if (stream->read(storage.get(), size) != size) { 532 return false; 533 } 534 535 SkReadBuffer buffer(storage.get(), size); 536 buffer.setFlags(pictInfoFlagsToReadBufferFlags(fInfo.fFlags)); 537 buffer.setPictureVersion(fInfo.fVersion); 538 539 fFactoryPlayback->setupBuffer(buffer); 540 fTFPlayback.setupBuffer(buffer); 541 buffer.setBitmapDecoder(proc); 542 543 while (!buffer.eof()) { 544 tag = buffer.readUInt(); 545 size = buffer.readUInt(); 546 if (!this->parseBufferTag(picture, buffer, tag, size)) { 547 return false; 548 } 549 } 550 SkDEBUGCODE(haveBuffer = true;) 551 } break; 552 } 553 return true; // success 554} 555 556bool SkPicturePlayback::parseBufferTag(SkPicture* picture, 557 SkReadBuffer& buffer, 558 uint32_t tag, uint32_t size) { 559 switch (tag) { 560 case SK_PICT_BITMAP_BUFFER_TAG: { 561 const int count = SkToInt(size); 562 fBitmaps = SkTRefArray<SkBitmap>::Create(size); 563 for (int i = 0; i < count; ++i) { 564 SkBitmap* bm = &fBitmaps->writableAt(i); 565 buffer.readBitmap(bm); 566 bm->setImmutable(); 567 } 568 } break; 569 case SK_PICT_PAINT_BUFFER_TAG: { 570 const int count = SkToInt(size); 571 fPaints = SkTRefArray<SkPaint>::Create(size); 572 for (int i = 0; i < count; ++i) { 573 buffer.readPaint(&fPaints->writableAt(i)); 574 } 575 } break; 576 case SK_PICT_PATH_BUFFER_TAG: 577 picture->parseBufferTag(buffer, tag, size); 578 break; 579 case SK_PICT_READER_TAG: { 580 SkAutoMalloc storage(size); 581 if (!buffer.readByteArray(storage.get(), size) || 582 !buffer.validate(NULL == fOpData)) { 583 return false; 584 } 585 SkASSERT(NULL == fOpData); 586 fOpData = SkData::NewFromMalloc(storage.detach(), size); 587 } break; 588 case SK_PICT_PICTURE_TAG: { 589 if (!buffer.validate((0 == fPictureCount) && (NULL == fPictureRefs))) { 590 return false; 591 } 592 fPictureCount = size; 593 fPictureRefs = SkNEW_ARRAY(SkPicture*, fPictureCount); 594 bool success = true; 595 int i = 0; 596 for ( ; i < fPictureCount; i++) { 597 fPictureRefs[i] = SkPicture::CreateFromBuffer(buffer); 598 if (NULL == fPictureRefs[i]) { 599 success = false; 600 break; 601 } 602 } 603 if (!success) { 604 // Delete all of the pictures that were already created (up to but excluding i): 605 for (int j = 0; j < i; j++) { 606 fPictureRefs[j]->unref(); 607 } 608 // Delete the array 609 SkDELETE_ARRAY(fPictureRefs); 610 fPictureCount = 0; 611 return false; 612 } 613 } break; 614 default: 615 // The tag was invalid. 616 return false; 617 } 618 return true; // success 619} 620 621SkPicturePlayback* SkPicturePlayback::CreateFromStream(SkPicture* picture, 622 SkStream* stream, 623 const SkPictInfo& info, 624 SkPicture::InstallPixelRefProc proc) { 625 SkAutoTDelete<SkPicturePlayback> playback(SkNEW_ARGS(SkPicturePlayback, (picture, info))); 626 627 if (!playback->parseStream(picture, stream, proc)) { 628 return NULL; 629 } 630 return playback.detach(); 631} 632 633SkPicturePlayback* SkPicturePlayback::CreateFromBuffer(SkPicture* picture, 634 SkReadBuffer& buffer, 635 const SkPictInfo& info) { 636 SkAutoTDelete<SkPicturePlayback> playback(SkNEW_ARGS(SkPicturePlayback, (picture, info))); 637 buffer.setPictureVersion(info.fVersion); 638 639 if (!playback->parseBuffer(picture, buffer)) { 640 return NULL; 641 } 642 return playback.detach(); 643} 644 645bool SkPicturePlayback::parseStream(SkPicture* picture, 646 SkStream* stream, 647 SkPicture::InstallPixelRefProc proc) { 648 for (;;) { 649 uint32_t tag = stream->readU32(); 650 if (SK_PICT_EOF_TAG == tag) { 651 break; 652 } 653 654 uint32_t size = stream->readU32(); 655 if (!this->parseStreamTag(picture, stream, tag, size, proc)) { 656 return false; // we're invalid 657 } 658 } 659 return true; 660} 661 662bool SkPicturePlayback::parseBuffer(SkPicture* picture, SkReadBuffer& buffer) { 663 for (;;) { 664 uint32_t tag = buffer.readUInt(); 665 if (SK_PICT_EOF_TAG == tag) { 666 break; 667 } 668 669 uint32_t size = buffer.readUInt(); 670 if (!this->parseBufferTag(picture, buffer, tag, size)) { 671 return false; // we're invalid 672 } 673 } 674 return true; 675} 676 677/////////////////////////////////////////////////////////////////////////////// 678/////////////////////////////////////////////////////////////////////////////// 679 680#ifdef SPEW_CLIP_SKIPPING 681struct SkipClipRec { 682 int fCount; 683 size_t fSize; 684 685 SkipClipRec() { 686 fCount = 0; 687 fSize = 0; 688 } 689 690 void recordSkip(size_t bytes) { 691 fCount += 1; 692 fSize += bytes; 693 } 694}; 695#endif 696 697#ifdef SK_DEVELOPER 698bool SkPicturePlayback::preDraw(int opIndex, int type) { 699 return false; 700} 701 702void SkPicturePlayback::postDraw(int opIndex) { 703} 704#endif 705 706/* 707 * Read the next op code and chunk size from 'reader'. The returned size 708 * is the entire size of the chunk (including the opcode). Thus, the 709 * offset just prior to calling read_op_and_size + 'size' is the offset 710 * to the next chunk's op code. This also means that the size of a chunk 711 * with no arguments (just an opcode) will be 4. 712 */ 713static DrawType read_op_and_size(SkReader32* reader, uint32_t* size) { 714 uint32_t temp = reader->readInt(); 715 uint32_t op; 716 if (((uint8_t) temp) == temp) { 717 // old skp file - no size information 718 op = temp; 719 *size = 0; 720 } else { 721 UNPACK_8_24(temp, op, *size); 722 if (MASK_24 == *size) { 723 *size = reader->readInt(); 724 } 725 } 726 return (DrawType) op; 727} 728 729uint32_t SkPicturePlayback::CachedOperationList::offset(int index) const { 730 SkASSERT(index < fOps.count()); 731 return ((SkPictureStateTree::Draw*)fOps[index])->fOffset; 732} 733 734const SkMatrix& SkPicturePlayback::CachedOperationList::matrix(int index) const { 735 SkASSERT(index < fOps.count()); 736 return *((SkPictureStateTree::Draw*)fOps[index])->fMatrix; 737} 738 739const SkPicture::OperationList& SkPicturePlayback::getActiveOps(const SkIRect& query) { 740 if (NULL == fStateTree || NULL == fBoundingHierarchy) { 741 return SkPicture::OperationList::InvalidList(); 742 } 743 744 if (NULL == fCachedActiveOps) { 745 fCachedActiveOps = SkNEW(CachedOperationList); 746 } 747 748 if (query == fCachedActiveOps->fCacheQueryRect) { 749 return *fCachedActiveOps; 750 } 751 752 fCachedActiveOps->fOps.rewind(); 753 754 fBoundingHierarchy->search(query, &(fCachedActiveOps->fOps)); 755 if (0 != fCachedActiveOps->fOps.count()) { 756 SkTQSort<SkPictureStateTree::Draw>( 757 reinterpret_cast<SkPictureStateTree::Draw**>(fCachedActiveOps->fOps.begin()), 758 reinterpret_cast<SkPictureStateTree::Draw**>(fCachedActiveOps->fOps.end()-1)); 759 } 760 761 fCachedActiveOps->fCacheQueryRect = query; 762 return *fCachedActiveOps; 763} 764 765class SkAutoResetOpID { 766public: 767 SkAutoResetOpID(SkPicturePlayback* playback) : fPlayback(playback) { } 768 ~SkAutoResetOpID() { 769 if (NULL != fPlayback) { 770 fPlayback->resetOpID(); 771 } 772 } 773 774private: 775 SkPicturePlayback* fPlayback; 776}; 777 778// TODO: Replace with hash or pass in "lastLookedUp" hint 779SkPicturePlayback::PlaybackReplacements::ReplacementInfo* 780SkPicturePlayback::PlaybackReplacements::lookupByStart(size_t start) { 781 SkDEBUGCODE(this->validate()); 782 for (int i = 0; i < fReplacements.count(); ++i) { 783 if (start == fReplacements[i].fStart) { 784 return &fReplacements[i]; 785 } else if (start < fReplacements[i].fStart) { 786 return NULL; // the ranges are monotonically increasing and non-overlapping 787 } 788 } 789 790 return NULL; 791} 792 793void SkPicturePlayback::draw(SkCanvas& canvas, SkDrawPictureCallback* callback) { 794 SkAutoResetOpID aroi(this); 795 SkASSERT(0 == fCurOffset); 796 797#ifdef ENABLE_TIME_DRAW 798 SkAutoTime at("SkPicture::draw", 50); 799#endif 800 801#ifdef SPEW_CLIP_SKIPPING 802 SkipClipRec skipRect, skipRRect, skipRegion, skipPath, skipCull; 803 int opCount = 0; 804#endif 805 806#ifdef SK_BUILD_FOR_ANDROID 807 SkAutoMutexAcquire autoMutex(fDrawMutex); 808#endif 809 810 // kDrawComplete will be the signal that we have reached the end of 811 // the command stream 812 static const uint32_t kDrawComplete = SK_MaxU32; 813 814 SkReader32 reader(fOpData->bytes(), fOpData->size()); 815 TextContainer text; 816 const SkTDArray<void*>* activeOps = NULL; 817 818 // When draw limits are enabled (i.e., 0 != fStart || 0 != fStop) the state 819 // tree isn't used to pick and choose the draw operations 820 if (0 == fStart && 0 == fStop) { 821 if (fUseBBH && NULL != fStateTree && NULL != fBoundingHierarchy) { 822 SkRect clipBounds; 823 if (canvas.getClipBounds(&clipBounds)) { 824 SkIRect query; 825 clipBounds.roundOut(&query); 826 827 const SkPicture::OperationList& activeOpsList = this->getActiveOps(query); 828 if (activeOpsList.valid()) { 829 if (0 == activeOpsList.numOps()) { 830 return; // nothing to draw 831 } 832 833 // Since the opList is valid we know it is our derived class 834 activeOps = &((const CachedOperationList&)activeOpsList).fOps; 835 } 836 } 837 } 838 } 839 840 SkPictureStateTree::Iterator it = (NULL == activeOps) ? 841 SkPictureStateTree::Iterator() : 842 fStateTree->getIterator(*activeOps, &canvas); 843 844 if (0 != fStart || 0 != fStop) { 845 reader.setOffset(fStart); 846 uint32_t size; 847 SkDEBUGCODE(DrawType op =) read_op_and_size(&reader, &size); 848 SkASSERT(SAVE_LAYER == op); 849 reader.setOffset(fStart+size); 850 } 851 852 if (it.isValid()) { 853 uint32_t skipTo = it.nextDraw(); 854 if (kDrawComplete == skipTo) { 855 return; 856 } 857 reader.setOffset(skipTo); 858 } 859 860 // Record this, so we can concat w/ it if we encounter a setMatrix() 861 SkMatrix initialMatrix = canvas.getTotalMatrix(); 862 int originalSaveCount = canvas.getSaveCount(); 863 864#ifdef SK_BUILD_FOR_ANDROID 865 fAbortCurrentPlayback = false; 866#endif 867 868#ifdef SK_DEVELOPER 869 int opIndex = -1; 870#endif 871 872 while (!reader.eof()) { 873 if (callback && callback->abortDrawing()) { 874 canvas.restoreToCount(originalSaveCount); 875 return; 876 } 877#ifdef SK_BUILD_FOR_ANDROID 878 if (fAbortCurrentPlayback) { 879 return; 880 } 881#endif 882 if (0 != fStart || 0 != fStop) { 883 size_t offset = reader.offset() ; 884 if (offset >= fStop) { 885 uint32_t size; 886 SkDEBUGCODE(DrawType op =) read_op_and_size(&reader, &size); 887 SkASSERT(RESTORE == op); 888 return; 889 } 890 } 891 892 if (NULL != fReplacements) { 893 // Potentially replace a block of operations with a single drawBitmap call 894 SkPicturePlayback::PlaybackReplacements::ReplacementInfo* temp = 895 fReplacements->lookupByStart(reader.offset()); 896 if (NULL != temp) { 897 SkASSERT(NULL != temp->fBM); 898 SkASSERT(NULL != temp->fPaint); 899 canvas.drawBitmap(*temp->fBM, temp->fPos.fX, temp->fPos.fY, temp->fPaint); 900 901 if (it.isValid()) { 902 // This save is needed since the BBH will automatically issue 903 // a restore to balanced the saveLayer we're skipping 904 canvas.save(); 905 // Note: This skipping only works if the client only issues 906 // well behaved saveLayer calls (i.e., doesn't use 907 // kMatrix_SaveFlag or kClip_SaveFlag in isolation) 908 909 // At this point we know that the PictureStateTree was aiming 910 // for some draw op within temp's saveLayer (although potentially 911 // in a separate saveLayer nested inside it). 912 // We need to skip all the operations inside temp's range 913 // along with all the associated state changes but update 914 // the state tree to the first operation outside temp's range. 915 SkASSERT(it.peekDraw() >= temp->fStart && it.peekDraw() <= temp->fStop); 916 917 while (kDrawComplete != it.peekDraw() && it.peekDraw() <= temp->fStop) { 918 it.skipDraw(); 919 } 920 921 if (kDrawComplete == it.peekDraw()) { 922 break; 923 } 924 925 uint32_t skipTo = it.nextDraw(); 926 reader.setOffset(skipTo); 927 } else { 928 reader.setOffset(temp->fStop); 929 uint32_t size; 930 SkDEBUGCODE(DrawType op =) read_op_and_size(&reader, &size); 931 SkASSERT(RESTORE == op); 932 } 933 continue; 934 } 935 } 936 937#ifdef SPEW_CLIP_SKIPPING 938 opCount++; 939#endif 940 941 fCurOffset = reader.offset(); 942 uint32_t size; 943 DrawType op = read_op_and_size(&reader, &size); 944 size_t skipTo = 0; 945 if (NOOP == op) { 946 // NOOPs are to be ignored - do not propagate them any further 947 skipTo = fCurOffset + size; 948#ifdef SK_DEVELOPER 949 } else { 950 opIndex++; 951 if (this->preDraw(opIndex, op)) { 952 skipTo = fCurOffset + size; 953 } 954#endif 955 } 956 957 if (0 != skipTo) { 958 if (it.isValid()) { 959 // If using a bounding box hierarchy, advance the state tree 960 // iterator until at or after skipTo 961 uint32_t adjustedSkipTo; 962 do { 963 adjustedSkipTo = it.nextDraw(); 964 } while (adjustedSkipTo < skipTo); 965 skipTo = adjustedSkipTo; 966 } 967 if (kDrawComplete == skipTo) { 968 break; 969 } 970 reader.setOffset(skipTo); 971 continue; 972 } 973 974 switch (op) { 975 case CLIP_PATH: { 976 const SkPath& path = getPath(reader); 977 uint32_t packed = reader.readInt(); 978 SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed); 979 bool doAA = ClipParams_unpackDoAA(packed); 980 size_t offsetToRestore = reader.readInt(); 981 SkASSERT(!offsetToRestore || \ 982 offsetToRestore >= reader.offset()); 983 canvas.clipPath(path, regionOp, doAA); 984 if (canvas.isClipEmpty() && offsetToRestore) { 985#ifdef SPEW_CLIP_SKIPPING 986 skipPath.recordSkip(offsetToRestore - reader.offset()); 987#endif 988 reader.setOffset(offsetToRestore); 989 } 990 } break; 991 case CLIP_REGION: { 992 SkRegion region; 993 this->getRegion(reader, ®ion); 994 uint32_t packed = reader.readInt(); 995 SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed); 996 size_t offsetToRestore = reader.readInt(); 997 SkASSERT(!offsetToRestore || \ 998 offsetToRestore >= reader.offset()); 999 canvas.clipRegion(region, regionOp); 1000 if (canvas.isClipEmpty() && offsetToRestore) { 1001#ifdef SPEW_CLIP_SKIPPING 1002 skipRegion.recordSkip(offsetToRestore - reader.offset()); 1003#endif 1004 reader.setOffset(offsetToRestore); 1005 } 1006 } break; 1007 case CLIP_RECT: { 1008 const SkRect& rect = reader.skipT<SkRect>(); 1009 uint32_t packed = reader.readInt(); 1010 SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed); 1011 bool doAA = ClipParams_unpackDoAA(packed); 1012 size_t offsetToRestore = reader.readInt(); 1013 SkASSERT(!offsetToRestore || \ 1014 offsetToRestore >= reader.offset()); 1015 canvas.clipRect(rect, regionOp, doAA); 1016 if (canvas.isClipEmpty() && offsetToRestore) { 1017#ifdef SPEW_CLIP_SKIPPING 1018 skipRect.recordSkip(offsetToRestore - reader.offset()); 1019#endif 1020 reader.setOffset(offsetToRestore); 1021 } 1022 } break; 1023 case CLIP_RRECT: { 1024 SkRRect rrect; 1025 reader.readRRect(&rrect); 1026 uint32_t packed = reader.readInt(); 1027 SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed); 1028 bool doAA = ClipParams_unpackDoAA(packed); 1029 size_t offsetToRestore = reader.readInt(); 1030 SkASSERT(!offsetToRestore || offsetToRestore >= reader.offset()); 1031 canvas.clipRRect(rrect, regionOp, doAA); 1032 if (canvas.isClipEmpty() && offsetToRestore) { 1033#ifdef SPEW_CLIP_SKIPPING 1034 skipRRect.recordSkip(offsetToRestore - reader.offset()); 1035#endif 1036 reader.setOffset(offsetToRestore); 1037 } 1038 } break; 1039 case PUSH_CULL: { 1040 const SkRect& cullRect = reader.skipT<SkRect>(); 1041 size_t offsetToRestore = reader.readInt(); 1042 if (offsetToRestore && canvas.quickReject(cullRect)) { 1043#ifdef SPEW_CLIP_SKIPPING 1044 skipCull.recordSkip(offsetToRestore - reader.offset()); 1045#endif 1046 reader.setOffset(offsetToRestore); 1047 } else { 1048 canvas.pushCull(cullRect); 1049 } 1050 } break; 1051 case POP_CULL: 1052 canvas.popCull(); 1053 break; 1054 case CONCAT: { 1055 SkMatrix matrix; 1056 this->getMatrix(reader, &matrix); 1057 canvas.concat(matrix); 1058 break; 1059 } 1060 case DRAW_BITMAP: { 1061 const SkPaint* paint = this->getPaint(reader); 1062 const SkBitmap& bitmap = this->getBitmap(reader); 1063 const SkPoint& loc = reader.skipT<SkPoint>(); 1064 canvas.drawBitmap(bitmap, loc.fX, loc.fY, paint); 1065 } break; 1066 case DRAW_BITMAP_RECT_TO_RECT: { 1067 const SkPaint* paint = this->getPaint(reader); 1068 const SkBitmap& bitmap = this->getBitmap(reader); 1069 const SkRect* src = this->getRectPtr(reader); // may be null 1070 const SkRect& dst = reader.skipT<SkRect>(); // required 1071 SkCanvas::DrawBitmapRectFlags flags; 1072 flags = (SkCanvas::DrawBitmapRectFlags) reader.readInt(); 1073 canvas.drawBitmapRectToRect(bitmap, src, dst, paint, flags); 1074 } break; 1075 case DRAW_BITMAP_MATRIX: { 1076 const SkPaint* paint = this->getPaint(reader); 1077 const SkBitmap& bitmap = this->getBitmap(reader); 1078 SkMatrix matrix; 1079 this->getMatrix(reader, &matrix); 1080 canvas.drawBitmapMatrix(bitmap, matrix, paint); 1081 } break; 1082 case DRAW_BITMAP_NINE: { 1083 const SkPaint* paint = this->getPaint(reader); 1084 const SkBitmap& bitmap = this->getBitmap(reader); 1085 const SkIRect& src = reader.skipT<SkIRect>(); 1086 const SkRect& dst = reader.skipT<SkRect>(); 1087 canvas.drawBitmapNine(bitmap, src, dst, paint); 1088 } break; 1089 case DRAW_CLEAR: 1090 canvas.clear(reader.readInt()); 1091 break; 1092 case DRAW_DATA: { 1093 size_t length = reader.readInt(); 1094 canvas.drawData(reader.skip(length), length); 1095 // skip handles padding the read out to a multiple of 4 1096 } break; 1097 case DRAW_DRRECT: { 1098 const SkPaint& paint = *this->getPaint(reader); 1099 SkRRect outer, inner; 1100 reader.readRRect(&outer); 1101 reader.readRRect(&inner); 1102 canvas.drawDRRect(outer, inner, paint); 1103 } break; 1104 case BEGIN_COMMENT_GROUP: { 1105 const char* desc = reader.readString(); 1106 canvas.beginCommentGroup(desc); 1107 } break; 1108 case COMMENT: { 1109 const char* kywd = reader.readString(); 1110 const char* value = reader.readString(); 1111 canvas.addComment(kywd, value); 1112 } break; 1113 case END_COMMENT_GROUP: { 1114 canvas.endCommentGroup(); 1115 } break; 1116 case DRAW_OVAL: { 1117 const SkPaint& paint = *this->getPaint(reader); 1118 canvas.drawOval(reader.skipT<SkRect>(), paint); 1119 } break; 1120 case DRAW_PAINT: 1121 canvas.drawPaint(*this->getPaint(reader)); 1122 break; 1123 case DRAW_PATH: { 1124 const SkPaint& paint = *this->getPaint(reader); 1125 canvas.drawPath(getPath(reader), paint); 1126 } break; 1127 case DRAW_PICTURE: 1128 canvas.drawPicture(this->getPicture(reader)); 1129 break; 1130 case DRAW_POINTS: { 1131 const SkPaint& paint = *this->getPaint(reader); 1132 SkCanvas::PointMode mode = (SkCanvas::PointMode)reader.readInt(); 1133 size_t count = reader.readInt(); 1134 const SkPoint* pts = (const SkPoint*)reader.skip(sizeof(SkPoint) * count); 1135 canvas.drawPoints(mode, count, pts, paint); 1136 } break; 1137 case DRAW_POS_TEXT: { 1138 const SkPaint& paint = *this->getPaint(reader); 1139 getText(reader, &text); 1140 size_t points = reader.readInt(); 1141 const SkPoint* pos = (const SkPoint*)reader.skip(points * sizeof(SkPoint)); 1142 canvas.drawPosText(text.text(), text.length(), pos, paint); 1143 } break; 1144 case DRAW_POS_TEXT_TOP_BOTTOM: { 1145 const SkPaint& paint = *this->getPaint(reader); 1146 getText(reader, &text); 1147 size_t points = reader.readInt(); 1148 const SkPoint* pos = (const SkPoint*)reader.skip(points * sizeof(SkPoint)); 1149 const SkScalar top = reader.readScalar(); 1150 const SkScalar bottom = reader.readScalar(); 1151 if (!canvas.quickRejectY(top, bottom)) { 1152 canvas.drawPosText(text.text(), text.length(), pos, paint); 1153 } 1154 } break; 1155 case DRAW_POS_TEXT_H: { 1156 const SkPaint& paint = *this->getPaint(reader); 1157 getText(reader, &text); 1158 size_t xCount = reader.readInt(); 1159 const SkScalar constY = reader.readScalar(); 1160 const SkScalar* xpos = (const SkScalar*)reader.skip(xCount * sizeof(SkScalar)); 1161 canvas.drawPosTextH(text.text(), text.length(), xpos, constY, 1162 paint); 1163 } break; 1164 case DRAW_POS_TEXT_H_TOP_BOTTOM: { 1165 const SkPaint& paint = *this->getPaint(reader); 1166 getText(reader, &text); 1167 size_t xCount = reader.readInt(); 1168 const SkScalar* xpos = (const SkScalar*)reader.skip((3 + xCount) * sizeof(SkScalar)); 1169 const SkScalar top = *xpos++; 1170 const SkScalar bottom = *xpos++; 1171 const SkScalar constY = *xpos++; 1172 if (!canvas.quickRejectY(top, bottom)) { 1173 canvas.drawPosTextH(text.text(), text.length(), xpos, 1174 constY, paint); 1175 } 1176 } break; 1177 case DRAW_RECT: { 1178 const SkPaint& paint = *this->getPaint(reader); 1179 canvas.drawRect(reader.skipT<SkRect>(), paint); 1180 } break; 1181 case DRAW_RRECT: { 1182 const SkPaint& paint = *this->getPaint(reader); 1183 SkRRect rrect; 1184 reader.readRRect(&rrect); 1185 canvas.drawRRect(rrect, paint); 1186 } break; 1187 case DRAW_SPRITE: { 1188 const SkPaint* paint = this->getPaint(reader); 1189 const SkBitmap& bitmap = this->getBitmap(reader); 1190 int left = reader.readInt(); 1191 int top = reader.readInt(); 1192 canvas.drawSprite(bitmap, left, top, paint); 1193 } break; 1194 case DRAW_TEXT: { 1195 const SkPaint& paint = *this->getPaint(reader); 1196 this->getText(reader, &text); 1197 SkScalar x = reader.readScalar(); 1198 SkScalar y = reader.readScalar(); 1199 canvas.drawText(text.text(), text.length(), x, y, paint); 1200 } break; 1201 case DRAW_TEXT_TOP_BOTTOM: { 1202 const SkPaint& paint = *this->getPaint(reader); 1203 this->getText(reader, &text); 1204 const SkScalar* ptr = (const SkScalar*)reader.skip(4 * sizeof(SkScalar)); 1205 // ptr[0] == x 1206 // ptr[1] == y 1207 // ptr[2] == top 1208 // ptr[3] == bottom 1209 if (!canvas.quickRejectY(ptr[2], ptr[3])) { 1210 canvas.drawText(text.text(), text.length(), ptr[0], ptr[1], 1211 paint); 1212 } 1213 } break; 1214 case DRAW_TEXT_ON_PATH: { 1215 const SkPaint& paint = *this->getPaint(reader); 1216 getText(reader, &text); 1217 const SkPath& path = this->getPath(reader); 1218 SkMatrix matrix; 1219 this->getMatrix(reader, &matrix); 1220 canvas.drawTextOnPath(text.text(), text.length(), path, &matrix, paint); 1221 } break; 1222 case DRAW_VERTICES: { 1223 SkAutoTUnref<SkXfermode> xfer; 1224 const SkPaint& paint = *this->getPaint(reader); 1225 DrawVertexFlags flags = (DrawVertexFlags)reader.readInt(); 1226 SkCanvas::VertexMode vmode = (SkCanvas::VertexMode)reader.readInt(); 1227 int vCount = reader.readInt(); 1228 const SkPoint* verts = (const SkPoint*)reader.skip( 1229 vCount * sizeof(SkPoint)); 1230 const SkPoint* texs = NULL; 1231 const SkColor* colors = NULL; 1232 const uint16_t* indices = NULL; 1233 int iCount = 0; 1234 if (flags & DRAW_VERTICES_HAS_TEXS) { 1235 texs = (const SkPoint*)reader.skip( 1236 vCount * sizeof(SkPoint)); 1237 } 1238 if (flags & DRAW_VERTICES_HAS_COLORS) { 1239 colors = (const SkColor*)reader.skip( 1240 vCount * sizeof(SkColor)); 1241 } 1242 if (flags & DRAW_VERTICES_HAS_INDICES) { 1243 iCount = reader.readInt(); 1244 indices = (const uint16_t*)reader.skip( 1245 iCount * sizeof(uint16_t)); 1246 } 1247 if (flags & DRAW_VERTICES_HAS_XFER) { 1248 int mode = reader.readInt(); 1249 if (mode < 0 || mode > SkXfermode::kLastMode) { 1250 mode = SkXfermode::kModulate_Mode; 1251 } 1252 xfer.reset(SkXfermode::Create((SkXfermode::Mode)mode)); 1253 } 1254 canvas.drawVertices(vmode, vCount, verts, texs, colors, xfer, 1255 indices, iCount, paint); 1256 } break; 1257 case RESTORE: 1258 canvas.restore(); 1259 break; 1260 case ROTATE: 1261 canvas.rotate(reader.readScalar()); 1262 break; 1263 case SAVE: 1264 canvas.save((SkCanvas::SaveFlags) reader.readInt()); 1265 break; 1266 case SAVE_LAYER: { 1267 const SkRect* boundsPtr = this->getRectPtr(reader); 1268 const SkPaint* paint = this->getPaint(reader); 1269 canvas.saveLayer(boundsPtr, paint, (SkCanvas::SaveFlags) reader.readInt()); 1270 } break; 1271 case SCALE: { 1272 SkScalar sx = reader.readScalar(); 1273 SkScalar sy = reader.readScalar(); 1274 canvas.scale(sx, sy); 1275 } break; 1276 case SET_MATRIX: { 1277 SkMatrix matrix; 1278 this->getMatrix(reader, &matrix); 1279 matrix.postConcat(initialMatrix); 1280 canvas.setMatrix(matrix); 1281 } break; 1282 case SKEW: { 1283 SkScalar sx = reader.readScalar(); 1284 SkScalar sy = reader.readScalar(); 1285 canvas.skew(sx, sy); 1286 } break; 1287 case TRANSLATE: { 1288 SkScalar dx = reader.readScalar(); 1289 SkScalar dy = reader.readScalar(); 1290 canvas.translate(dx, dy); 1291 } break; 1292 default: 1293 SkASSERT(0); 1294 } 1295 1296#ifdef SK_DEVELOPER 1297 this->postDraw(opIndex); 1298#endif 1299 1300 if (it.isValid()) { 1301 uint32_t skipTo = it.nextDraw(); 1302 if (kDrawComplete == skipTo) { 1303 break; 1304 } 1305 reader.setOffset(skipTo); 1306 } 1307 } 1308 1309#ifdef SPEW_CLIP_SKIPPING 1310 { 1311 size_t size = skipRect.fSize + skipRRect.fSize + skipPath.fSize + skipRegion.fSize + 1312 skipCull.fSize; 1313 SkDebugf("--- Clip skips %d%% rect:%d rrect:%d path:%d rgn:%d cull:%d\n", 1314 size * 100 / reader.offset(), skipRect.fCount, skipRRect.fCount, 1315 skipPath.fCount, skipRegion.fCount, skipCull.fCount); 1316 SkDebugf("--- Total ops: %d\n", opCount); 1317 } 1318#endif 1319// this->dumpSize(); 1320} 1321 1322/////////////////////////////////////////////////////////////////////////////// 1323 1324#ifdef SK_DEBUG_SIZE 1325int SkPicturePlayback::size(size_t* sizePtr) { 1326 int objects = bitmaps(sizePtr); 1327 objects += paints(sizePtr); 1328 objects += paths(sizePtr); 1329 objects += pictures(sizePtr); 1330 objects += regions(sizePtr); 1331 *sizePtr = fOpData.size(); 1332 return objects; 1333} 1334 1335int SkPicturePlayback::bitmaps(size_t* size) { 1336 size_t result = 0; 1337 for (int index = 0; index < fBitmapCount; index++) { 1338 // const SkBitmap& bitmap = fBitmaps[index]; 1339 result += sizeof(SkBitmap); // bitmap->size(); 1340 } 1341 *size = result; 1342 return fBitmapCount; 1343} 1344 1345int SkPicturePlayback::paints(size_t* size) { 1346 size_t result = 0; 1347 for (int index = 0; index < fPaintCount; index++) { 1348 // const SkPaint& paint = fPaints[index]; 1349 result += sizeof(SkPaint); // paint->size(); 1350 } 1351 *size = result; 1352 return fPaintCount; 1353} 1354 1355int SkPicturePlayback::paths(size_t* size) { 1356 size_t result = 0; 1357 for (int index = 0; index < fPathCount; index++) { 1358 const SkPath& path = fPaths[index]; 1359 result += path.flatten(NULL); 1360 } 1361 *size = result; 1362 return fPathCount; 1363} 1364#endif 1365 1366#ifdef SK_DEBUG_DUMP 1367void SkPicturePlayback::dumpBitmap(const SkBitmap& bitmap) const { 1368 char pBuffer[DUMP_BUFFER_SIZE]; 1369 char* bufferPtr = pBuffer; 1370 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1371 "BitmapData bitmap%p = {", &bitmap); 1372 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1373 "{kWidth, %d}, ", bitmap.width()); 1374 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1375 "{kHeight, %d}, ", bitmap.height()); 1376 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1377 "{kRowBytes, %d}, ", bitmap.rowBytes()); 1378// start here; 1379 SkDebugf("%s{0}};\n", pBuffer); 1380} 1381 1382void dumpMatrix(const SkMatrix& matrix) const { 1383 SkMatrix defaultMatrix; 1384 defaultMatrix.reset(); 1385 char pBuffer[DUMP_BUFFER_SIZE]; 1386 char* bufferPtr = pBuffer; 1387 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1388 "MatrixData matrix%p = {", &matrix); 1389 SkScalar scaleX = matrix.getScaleX(); 1390 if (scaleX != defaultMatrix.getScaleX()) 1391 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1392 "{kScaleX, %g}, ", SkScalarToFloat(scaleX)); 1393 SkScalar scaleY = matrix.getScaleY(); 1394 if (scaleY != defaultMatrix.getScaleY()) 1395 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1396 "{kScaleY, %g}, ", SkScalarToFloat(scaleY)); 1397 SkScalar skewX = matrix.getSkewX(); 1398 if (skewX != defaultMatrix.getSkewX()) 1399 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1400 "{kSkewX, %g}, ", SkScalarToFloat(skewX)); 1401 SkScalar skewY = matrix.getSkewY(); 1402 if (skewY != defaultMatrix.getSkewY()) 1403 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1404 "{kSkewY, %g}, ", SkScalarToFloat(skewY)); 1405 SkScalar translateX = matrix.getTranslateX(); 1406 if (translateX != defaultMatrix.getTranslateX()) 1407 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1408 "{kTranslateX, %g}, ", SkScalarToFloat(translateX)); 1409 SkScalar translateY = matrix.getTranslateY(); 1410 if (translateY != defaultMatrix.getTranslateY()) 1411 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1412 "{kTranslateY, %g}, ", SkScalarToFloat(translateY)); 1413 SkScalar perspX = matrix.getPerspX(); 1414 if (perspX != defaultMatrix.getPerspX()) 1415 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1416 "{kPerspX, %g}, ", perspX); 1417 SkScalar perspY = matrix.getPerspY(); 1418 if (perspY != defaultMatrix.getPerspY()) 1419 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1420 "{kPerspY, %g}, ", perspY); 1421 SkDebugf("%s{0}};\n", pBuffer); 1422} 1423 1424void dumpPaint(const SkPaint& paint) const { 1425 SkPaint defaultPaint; 1426 char pBuffer[DUMP_BUFFER_SIZE]; 1427 char* bufferPtr = pBuffer; 1428 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1429 "PaintPointers paintPtrs%p = {", &paint); 1430 const SkTypeface* typeface = paint.getTypeface(); 1431 if (typeface != defaultPaint.getTypeface()) 1432 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1433 "{kTypeface, %p}, ", typeface); 1434 const SkPathEffect* pathEffect = paint.getPathEffect(); 1435 if (pathEffect != defaultPaint.getPathEffect()) 1436 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1437 "{kPathEffect, %p}, ", pathEffect); 1438 const SkShader* shader = paint.getShader(); 1439 if (shader != defaultPaint.getShader()) 1440 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1441 "{kShader, %p}, ", shader); 1442 const SkXfermode* xfermode = paint.getXfermode(); 1443 if (xfermode != defaultPaint.getXfermode()) 1444 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1445 "{kXfermode, %p}, ", xfermode); 1446 const SkMaskFilter* maskFilter = paint.getMaskFilter(); 1447 if (maskFilter != defaultPaint.getMaskFilter()) 1448 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1449 "{kMaskFilter, %p}, ", maskFilter); 1450 const SkColorFilter* colorFilter = paint.getColorFilter(); 1451 if (colorFilter != defaultPaint.getColorFilter()) 1452 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1453 "{kColorFilter, %p}, ", colorFilter); 1454 const SkRasterizer* rasterizer = paint.getRasterizer(); 1455 if (rasterizer != defaultPaint.getRasterizer()) 1456 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1457 "{kRasterizer, %p}, ", rasterizer); 1458 const SkDrawLooper* drawLooper = paint.getLooper(); 1459 if (drawLooper != defaultPaint.getLooper()) 1460 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1461 "{kDrawLooper, %p}, ", drawLooper); 1462 SkDebugf("%s{0}};\n", pBuffer); 1463 bufferPtr = pBuffer; 1464 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1465 "PaintScalars paintScalars%p = {", &paint); 1466 SkScalar textSize = paint.getTextSize(); 1467 if (textSize != defaultPaint.getTextSize()) 1468 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1469 "{kTextSize, %g}, ", SkScalarToFloat(textSize)); 1470 SkScalar textScaleX = paint.getTextScaleX(); 1471 if (textScaleX != defaultPaint.getTextScaleX()) 1472 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1473 "{kTextScaleX, %g}, ", SkScalarToFloat(textScaleX)); 1474 SkScalar textSkewX = paint.getTextSkewX(); 1475 if (textSkewX != defaultPaint.getTextSkewX()) 1476 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1477 "{kTextSkewX, %g}, ", SkScalarToFloat(textSkewX)); 1478 SkScalar strokeWidth = paint.getStrokeWidth(); 1479 if (strokeWidth != defaultPaint.getStrokeWidth()) 1480 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1481 "{kStrokeWidth, %g}, ", SkScalarToFloat(strokeWidth)); 1482 SkScalar strokeMiter = paint.getStrokeMiter(); 1483 if (strokeMiter != defaultPaint.getStrokeMiter()) 1484 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1485 "{kStrokeMiter, %g}, ", SkScalarToFloat(strokeMiter)); 1486 SkDebugf("%s{0}};\n", pBuffer); 1487 bufferPtr = pBuffer; 1488 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1489 "PaintInts = paintInts%p = {", &paint); 1490 unsigned color = paint.getColor(); 1491 if (color != defaultPaint.getColor()) 1492 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1493 "{kColor, 0x%x}, ", color); 1494 unsigned flags = paint.getFlags(); 1495 if (flags != defaultPaint.getFlags()) 1496 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1497 "{kFlags, 0x%x}, ", flags); 1498 int align = paint.getTextAlign(); 1499 if (align != defaultPaint.getTextAlign()) 1500 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1501 "{kAlign, 0x%x}, ", align); 1502 int strokeCap = paint.getStrokeCap(); 1503 if (strokeCap != defaultPaint.getStrokeCap()) 1504 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1505 "{kStrokeCap, 0x%x}, ", strokeCap); 1506 int strokeJoin = paint.getStrokeJoin(); 1507 if (strokeJoin != defaultPaint.getStrokeJoin()) 1508 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1509 "{kAlign, 0x%x}, ", strokeJoin); 1510 int style = paint.getStyle(); 1511 if (style != defaultPaint.getStyle()) 1512 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1513 "{kStyle, 0x%x}, ", style); 1514 int textEncoding = paint.getTextEncoding(); 1515 if (textEncoding != defaultPaint.getTextEncoding()) 1516 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1517 "{kTextEncoding, 0x%x}, ", textEncoding); 1518 SkDebugf("%s{0}};\n", pBuffer); 1519 1520 SkDebugf("PaintData paint%p = {paintPtrs%p, paintScalars%p, paintInts%p};\n", 1521 &paint, &paint, &paint, &paint); 1522} 1523 1524void SkPicturePlayback::dumpPath(const SkPath& path) const { 1525 SkDebugf("path dump unimplemented\n"); 1526} 1527 1528void SkPicturePlayback::dumpPicture(const SkPicture& picture) const { 1529 SkDebugf("picture dump unimplemented\n"); 1530} 1531 1532void SkPicturePlayback::dumpRegion(const SkRegion& region) const { 1533 SkDebugf("region dump unimplemented\n"); 1534} 1535 1536int SkPicturePlayback::dumpDrawType(char* bufferPtr, char* buffer, DrawType drawType) { 1537 return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), 1538 "k%s, ", DrawTypeToString(drawType)); 1539} 1540 1541int SkPicturePlayback::dumpInt(char* bufferPtr, char* buffer, char* name) { 1542 return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), 1543 "%s:%d, ", name, getInt()); 1544} 1545 1546int SkPicturePlayback::dumpRect(char* bufferPtr, char* buffer, char* name) { 1547 const SkRect* rect = fReader.skipRect(); 1548 return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), 1549 "%s:{l:%g t:%g r:%g b:%g}, ", name, SkScalarToFloat(rect.fLeft), 1550 SkScalarToFloat(rect.fTop), 1551 SkScalarToFloat(rect.fRight), SkScalarToFloat(rect.fBottom)); 1552} 1553 1554int SkPicturePlayback::dumpPoint(char* bufferPtr, char* buffer, char* name) { 1555 SkPoint pt; 1556 getPoint(&pt); 1557 return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), 1558 "%s:{x:%g y:%g}, ", name, SkScalarToFloat(pt.fX), 1559 SkScalarToFloat(pt.fY)); 1560} 1561 1562void SkPicturePlayback::dumpPointArray(char** bufferPtrPtr, char* buffer, int count) { 1563 char* bufferPtr = *bufferPtrPtr; 1564 const SkPoint* pts = (const SkPoint*)fReadStream.getAtPos(); 1565 fReadStream.skip(sizeof(SkPoint) * count); 1566 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), 1567 "count:%d {", count); 1568 for (int index = 0; index < count; index++) 1569 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), 1570 "{x:%g y:%g}, ", SkScalarToFloat(pts[index].fX), 1571 SkScalarToFloat(pts[index].fY)); 1572 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), 1573 "} "); 1574 *bufferPtrPtr = bufferPtr; 1575} 1576 1577int SkPicturePlayback::dumpPtr(char* bufferPtr, char* buffer, char* name, void* ptr) { 1578 return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), 1579 "%s:%p, ", name, ptr); 1580} 1581 1582int SkPicturePlayback::dumpRectPtr(char* bufferPtr, char* buffer, char* name) { 1583 char result; 1584 fReadStream.read(&result, sizeof(result)); 1585 if (result) 1586 return dumpRect(bufferPtr, buffer, name); 1587 else 1588 return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), 1589 "%s:NULL, ", name); 1590} 1591 1592int SkPicturePlayback::dumpScalar(char* bufferPtr, char* buffer, char* name) { 1593 return snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - buffer), 1594 "%s:%d, ", name, getScalar()); 1595} 1596 1597void SkPicturePlayback::dumpText(char** bufferPtrPtr, char* buffer) { 1598 char* bufferPtr = *bufferPtrPtr; 1599 int length = getInt(); 1600 bufferPtr += dumpDrawType(bufferPtr, buffer); 1601 fReadStream.skipToAlign4(); 1602 char* text = (char*) fReadStream.getAtPos(); 1603 fReadStream.skip(length); 1604 bufferPtr += dumpInt(bufferPtr, buffer, "length"); 1605 int limit = DUMP_BUFFER_SIZE - (bufferPtr - buffer) - 2; 1606 length >>= 1; 1607 if (limit > length) 1608 limit = length; 1609 if (limit > 0) { 1610 *bufferPtr++ = '"'; 1611 for (int index = 0; index < limit; index++) { 1612 *bufferPtr++ = *(unsigned short*) text; 1613 text += sizeof(unsigned short); 1614 } 1615 *bufferPtr++ = '"'; 1616 } 1617 *bufferPtrPtr = bufferPtr; 1618} 1619 1620#define DUMP_DRAWTYPE(drawType) \ 1621 bufferPtr += dumpDrawType(bufferPtr, buffer, drawType) 1622 1623#define DUMP_INT(name) \ 1624 bufferPtr += dumpInt(bufferPtr, buffer, #name) 1625 1626#define DUMP_RECT_PTR(name) \ 1627 bufferPtr += dumpRectPtr(bufferPtr, buffer, #name) 1628 1629#define DUMP_POINT(name) \ 1630 bufferPtr += dumpRect(bufferPtr, buffer, #name) 1631 1632#define DUMP_RECT(name) \ 1633 bufferPtr += dumpRect(bufferPtr, buffer, #name) 1634 1635#define DUMP_POINT_ARRAY(count) \ 1636 dumpPointArray(&bufferPtr, buffer, count) 1637 1638#define DUMP_PTR(name, ptr) \ 1639 bufferPtr += dumpPtr(bufferPtr, buffer, #name, (void*) ptr) 1640 1641#define DUMP_SCALAR(name) \ 1642 bufferPtr += dumpScalar(bufferPtr, buffer, #name) 1643 1644#define DUMP_TEXT() \ 1645 dumpText(&bufferPtr, buffer) 1646 1647void SkPicturePlayback::dumpStream() { 1648 SkDebugf("RecordStream stream = {\n"); 1649 DrawType drawType; 1650 TextContainer text; 1651 fReadStream.rewind(); 1652 char buffer[DUMP_BUFFER_SIZE], * bufferPtr; 1653 while (fReadStream.read(&drawType, sizeof(drawType))) { 1654 bufferPtr = buffer; 1655 DUMP_DRAWTYPE(drawType); 1656 switch (drawType) { 1657 case CLIP_PATH: { 1658 DUMP_PTR(SkPath, &getPath()); 1659 DUMP_INT(SkRegion::Op); 1660 DUMP_INT(offsetToRestore); 1661 } break; 1662 case CLIP_REGION: { 1663 DUMP_INT(SkRegion::Op); 1664 DUMP_INT(offsetToRestore); 1665 } break; 1666 case CLIP_RECT: { 1667 DUMP_RECT(rect); 1668 DUMP_INT(SkRegion::Op); 1669 DUMP_INT(offsetToRestore); 1670 } break; 1671 case CONCAT: 1672 break; 1673 case DRAW_BITMAP: { 1674 DUMP_PTR(SkPaint, getPaint()); 1675 DUMP_PTR(SkBitmap, &getBitmap()); 1676 DUMP_SCALAR(left); 1677 DUMP_SCALAR(top); 1678 } break; 1679 case DRAW_PAINT: 1680 DUMP_PTR(SkPaint, getPaint()); 1681 break; 1682 case DRAW_PATH: { 1683 DUMP_PTR(SkPaint, getPaint()); 1684 DUMP_PTR(SkPath, &getPath()); 1685 } break; 1686 case DRAW_PICTURE: { 1687 DUMP_PTR(SkPicture, &getPicture()); 1688 } break; 1689 case DRAW_POINTS: { 1690 DUMP_PTR(SkPaint, getPaint()); 1691 (void)getInt(); // PointMode 1692 size_t count = getInt(); 1693 fReadStream.skipToAlign4(); 1694 DUMP_POINT_ARRAY(count); 1695 } break; 1696 case DRAW_POS_TEXT: { 1697 DUMP_PTR(SkPaint, getPaint()); 1698 DUMP_TEXT(); 1699 size_t points = getInt(); 1700 fReadStream.skipToAlign4(); 1701 DUMP_POINT_ARRAY(points); 1702 } break; 1703 case DRAW_POS_TEXT_H: { 1704 DUMP_PTR(SkPaint, getPaint()); 1705 DUMP_TEXT(); 1706 size_t points = getInt(); 1707 fReadStream.skipToAlign4(); 1708 DUMP_SCALAR(top); 1709 DUMP_SCALAR(bottom); 1710 DUMP_SCALAR(constY); 1711 DUMP_POINT_ARRAY(points); 1712 } break; 1713 case DRAW_RECT: { 1714 DUMP_PTR(SkPaint, getPaint()); 1715 DUMP_RECT(rect); 1716 } break; 1717 case DRAW_SPRITE: { 1718 DUMP_PTR(SkPaint, getPaint()); 1719 DUMP_PTR(SkBitmap, &getBitmap()); 1720 DUMP_SCALAR(left); 1721 DUMP_SCALAR(top); 1722 } break; 1723 case DRAW_TEXT: { 1724 DUMP_PTR(SkPaint, getPaint()); 1725 DUMP_TEXT(); 1726 DUMP_SCALAR(x); 1727 DUMP_SCALAR(y); 1728 } break; 1729 case DRAW_TEXT_ON_PATH: { 1730 DUMP_PTR(SkPaint, getPaint()); 1731 DUMP_TEXT(); 1732 DUMP_PTR(SkPath, &getPath()); 1733 } break; 1734 case RESTORE: 1735 break; 1736 case ROTATE: 1737 DUMP_SCALAR(rotate); 1738 break; 1739 case SAVE: 1740 DUMP_INT(SkCanvas::SaveFlags); 1741 break; 1742 case SAVE_LAYER: { 1743 DUMP_RECT_PTR(layer); 1744 DUMP_PTR(SkPaint, getPaint()); 1745 DUMP_INT(SkCanvas::SaveFlags); 1746 } break; 1747 case SCALE: { 1748 DUMP_SCALAR(sx); 1749 DUMP_SCALAR(sy); 1750 } break; 1751 case SKEW: { 1752 DUMP_SCALAR(sx); 1753 DUMP_SCALAR(sy); 1754 } break; 1755 case TRANSLATE: { 1756 DUMP_SCALAR(dx); 1757 DUMP_SCALAR(dy); 1758 } break; 1759 default: 1760 SkASSERT(0); 1761 } 1762 SkDebugf("%s\n", buffer); 1763 } 1764} 1765 1766void SkPicturePlayback::dump() const { 1767 char pBuffer[DUMP_BUFFER_SIZE]; 1768 char* bufferPtr = pBuffer; 1769 int index; 1770 if (fBitmapCount > 0) 1771 SkDebugf("// bitmaps (%d)\n", fBitmapCount); 1772 for (index = 0; index < fBitmapCount; index++) { 1773 const SkBitmap& bitmap = fBitmaps[index]; 1774 dumpBitmap(bitmap); 1775 } 1776 if (fBitmapCount > 0) 1777 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1778 "Bitmaps bitmaps = {"); 1779 for (index = 0; index < fBitmapCount; index++) 1780 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1781 "bitmap%p, ", &fBitmaps[index]); 1782 if (fBitmapCount > 0) 1783 SkDebugf("%s0};\n", pBuffer); 1784 1785 1786 if (fPaintCount > 0) 1787 SkDebugf("// paints (%d)\n", fPaintCount); 1788 for (index = 0; index < fPaintCount; index++) { 1789 const SkPaint& paint = fPaints[index]; 1790 dumpPaint(paint); 1791 } 1792 bufferPtr = pBuffer; 1793 if (fPaintCount > 0) 1794 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1795 "Paints paints = {"); 1796 for (index = 0; index < fPaintCount; index++) 1797 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1798 "paint%p, ", &fPaints[index]); 1799 if (fPaintCount > 0) 1800 SkDebugf("%s0};\n", pBuffer); 1801 1802 for (index = 0; index < fPathCount; index++) { 1803 const SkPath& path = fPaths[index]; 1804 dumpPath(path); 1805 } 1806 bufferPtr = pBuffer; 1807 if (fPathCount > 0) 1808 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1809 "Paths paths = {"); 1810 for (index = 0; index < fPathCount; index++) 1811 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1812 "path%p, ", &fPaths[index]); 1813 if (fPathCount > 0) 1814 SkDebugf("%s0};\n", pBuffer); 1815 1816 for (index = 0; index < fPictureCount; index++) { 1817 dumpPicture(*fPictureRefs[index]); 1818 } 1819 bufferPtr = pBuffer; 1820 if (fPictureCount > 0) 1821 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1822 "Pictures pictures = {"); 1823 for (index = 0; index < fPictureCount; index++) 1824 bufferPtr += snprintf(bufferPtr, DUMP_BUFFER_SIZE - (bufferPtr - pBuffer), 1825 "picture%p, ", fPictureRefs[index]); 1826 if (fPictureCount > 0) 1827 SkDebugf("%s0};\n", pBuffer); 1828 1829 const_cast<SkPicturePlayback*>(this)->dumpStream(); 1830} 1831 1832#endif 1833