1f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson/* 2f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson * Copyright 2015 Google Inc. 3f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson * 4f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson * Use of this source code is governed by a BSD-style license that can be 5f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson * found in the LICENSE file. 6f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson */ 7f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 8f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson#ifndef SkAndroidSDKCanvas_DEFINED 9f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson#define SkAndroidSDKCanvas_DEFINED 10f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 11f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson#include "SkBitmap.h" 12f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson#include "SkCanvas.h" 13f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson#include "SkPaint.h" 14f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson#include "SkPath.h" 15f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson#include "SkRect.h" 16f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 17f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson/** SkDrawFilter is likely to be deprecated; this is a proxy 18f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson canvas that does the same thing: alter SkPaint fields. 19f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 20f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson onDraw*() functions may have their SkPaint modified, and are then 21f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson passed on to the same function on proxyTarget. THIS BREAKS CONSTNESS! 22f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 23f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson This still suffers one of the same architectural flaws as SkDrawFilter: 24f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson TextBlob paints are incomplete when filter is called. 25f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson*/ 26f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 27f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudsonclass SkAndroidSDKCanvas : public SkCanvas { 28f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudsonpublic: 29f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson SkAndroidSDKCanvas(); 30f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void reset(SkCanvas* newTarget); 31f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 32f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudsonprotected: 33f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 34f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson // FILTERING 35f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 3636352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void onDrawPaint(const SkPaint& paint) override; 37f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawPoints(PointMode pMode, size_t count, const SkPoint pts[], 3836352bf5e38f45a70ee4f4fc132a38048d38206dmtklein const SkPaint& paint) override; 3936352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void onDrawOval(const SkRect& r, const SkPaint& paint) override; 4036352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void onDrawRect(const SkRect& r, const SkPaint& paint) override; 4136352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void onDrawRRect(const SkRRect& r, const SkPaint& paint) override; 4236352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void onDrawPath(const SkPath& path, const SkPaint& paint) override; 43f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawBitmap(const SkBitmap& bitmap, SkScalar left, SkScalar top, 4436352bf5e38f45a70ee4f4fc132a38048d38206dmtklein const SkPaint* paint) override; 45f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawBitmapRect(const SkBitmap& bitmap, const SkRect* src, const SkRect& dst, 4636352bf5e38f45a70ee4f4fc132a38048d38206dmtklein const SkPaint* paint, DrawBitmapRectFlags flags) override; 47f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawBitmapNine(const SkBitmap& bitmap, const SkIRect& center, 4836352bf5e38f45a70ee4f4fc132a38048d38206dmtklein const SkRect& dst, const SkPaint* paint) override; 49f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawSprite(const SkBitmap& bitmap, int left, int top, 5036352bf5e38f45a70ee4f4fc132a38048d38206dmtklein const SkPaint* paint) override; 51f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawVertices(VertexMode vMode, int vertexCount, const SkPoint vertices[], 52f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson const SkPoint texs[], const SkColor colors[], SkXfermode* xMode, 53f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson const uint16_t indices[], int indexCount, 5436352bf5e38f45a70ee4f4fc132a38048d38206dmtklein const SkPaint& paint) override; 55f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 56f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawDRRect(const SkRRect& outer, const SkRRect& inner, 5736352bf5e38f45a70ee4f4fc132a38048d38206dmtklein const SkPaint& paint) override; 58f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 59f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, 6036352bf5e38f45a70ee4f4fc132a38048d38206dmtklein const SkPaint& paint) override; 61f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[], 6236352bf5e38f45a70ee4f4fc132a38048d38206dmtklein const SkPaint& paint) override; 63f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], 6436352bf5e38f45a70ee4f4fc132a38048d38206dmtklein SkScalar constY, const SkPaint& paint) override; 65f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawTextOnPath(const void* text, size_t byteLength, const SkPath& path, 6636352bf5e38f45a70ee4f4fc132a38048d38206dmtklein const SkMatrix* matrix, const SkPaint& paint) override; 67f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y, 6836352bf5e38f45a70ee4f4fc132a38048d38206dmtklein const SkPaint& paint) override; 69f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 70f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawPatch(const SkPoint cubics[12], const SkColor colors[4], 71f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson const SkPoint texCoords[4], SkXfermode* xmode, 7236352bf5e38f45a70ee4f4fc132a38048d38206dmtklein const SkPaint& paint) override; 73f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 7436352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void onDrawImage(const SkImage*, SkScalar, SkScalar, const SkPaint*) override; 75f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawImageRect(const SkImage*, const SkRect*, const SkRect&, const SkPaint*) 7636352bf5e38f45a70ee4f4fc132a38048d38206dmtklein override; 77f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson void onDrawPicture(const SkPicture*, const SkMatrix*, const SkPaint*); 78f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 79f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson // PASS THROUGH 80f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 8136352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void onDrawDrawable(SkDrawable*) override; 8236352bf5e38f45a70ee4f4fc132a38048d38206dmtklein SkISize getBaseLayerSize() const override; 8336352bf5e38f45a70ee4f4fc132a38048d38206dmtklein bool getClipBounds(SkRect*) const override; 8436352bf5e38f45a70ee4f4fc132a38048d38206dmtklein bool getClipDeviceBounds(SkIRect*) const override; 8536352bf5e38f45a70ee4f4fc132a38048d38206dmtklein bool isClipEmpty() const override; 8636352bf5e38f45a70ee4f4fc132a38048d38206dmtklein bool isClipRect() const override; 8736352bf5e38f45a70ee4f4fc132a38048d38206dmtklein SkSurface* onNewSurface(const SkImageInfo&, const SkSurfaceProps&) override; 8836352bf5e38f45a70ee4f4fc132a38048d38206dmtklein const void* onPeekPixels(SkImageInfo*, size_t*) override; 8936352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void* onAccessTopLayerPixels(SkImageInfo*, size_t*) override; 9036352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void willSave() override; 9105e4abae89d0609af91eef5dddc237c835443c9atomhudson SaveLayerStrategy willSaveLayer(const SkRect*, const SkPaint*, SaveFlags) override; 9236352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void willRestore() override; 9336352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void didRestore() override; 9436352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void didConcat(const SkMatrix&) override; 9536352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void didSetMatrix(const SkMatrix&) override; 9636352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void onClipRect(const SkRect&, SkRegion::Op, ClipEdgeStyle) override; 9736352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void onClipRRect(const SkRRect&, SkRegion::Op, ClipEdgeStyle) override; 9836352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void onClipPath(const SkPath&, SkRegion::Op, ClipEdgeStyle) override; 9936352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void onClipRegion(const SkRegion&, SkRegion::Op) override; 10036352bf5e38f45a70ee4f4fc132a38048d38206dmtklein void onDiscard() override; 101f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 102f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudsonprotected: 103f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson SkCanvas* fProxyTarget; 104f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson}; 105f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 106f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson#endif // SkAndroidSDKCanvas_DEFINED 107f7edcdedb64ee0d4a5c88807cd75ed1700e5bccetomhudson 108