The Tor Browser / file comparison
comparison: gfx/skia/trunk/include/utils/SkProxyCanvas.h
gfx/skia/trunk/include/utils/SkProxyCanvas.h
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:402d39f285dc |
|---|---|
| 1 | |
| 2 /* | |
| 3 * Copyright 2011 Google Inc. | |
| 4 * | |
| 5 * Use of this source code is governed by a BSD-style license that can be | |
| 6 * found in the LICENSE file. | |
| 7 */ | |
| 8 #ifndef SkProxyCanvas_DEFINED | |
| 9 #define SkProxyCanvas_DEFINED | |
| 10 | |
| 11 #include "SkCanvas.h" | |
| 12 | |
| 13 /** This class overrides all virtual methods on SkCanvas, and redirects them | |
| 14 to a "proxy", another SkCanvas instance. It can be the basis for | |
| 15 intercepting (and possibly modifying) calls to a canvas. | |
| 16 | |
| 17 There must be a proxy installed before the proxycanvas can be used (i.e. | |
| 18 before its virtual methods can be called). | |
| 19 */ | |
| 20 class SK_API SkProxyCanvas : public SkCanvas { | |
| 21 public: | |
| 22 SkProxyCanvas() : fProxy(NULL) {} | |
| 23 SkProxyCanvas(SkCanvas* proxy); | |
| 24 virtual ~SkProxyCanvas(); | |
| 25 | |
| 26 SkCanvas* getProxy() const { return fProxy; } | |
| 27 void setProxy(SkCanvas* proxy); | |
| 28 | |
| 29 virtual void drawPaint(const SkPaint& paint) SK_OVERRIDE; | |
| 30 virtual void drawPoints(PointMode mode, size_t count, const SkPoint pts[], | |
| 31 const SkPaint& paint) SK_OVERRIDE; | |
| 32 virtual void drawOval(const SkRect&, const SkPaint& paint) SK_OVERRIDE; | |
| 33 virtual void drawRect(const SkRect&, const SkPaint& paint) SK_OVERRIDE; | |
| 34 virtual void drawRRect(const SkRRect&, const SkPaint& paint) SK_OVERRIDE; | |
| 35 virtual void drawPath(const SkPath& path, const SkPaint& paint) SK_OVERRIDE; | |
| 36 virtual void drawBitmap(const SkBitmap& bitmap, SkScalar left, SkScalar top, | |
| 37 const SkPaint* paint = NULL) SK_OVERRIDE; | |
| 38 virtual void drawBitmapRectToRect(const SkBitmap& bitmap, const SkRect* src, | |
| 39 const SkRect& dst, const SkPaint* paint, | |
| 40 DrawBitmapRectFlags flags) SK_OVERRIDE; | |
| 41 virtual void drawBitmapMatrix(const SkBitmap& bitmap, const SkMatrix& m, | |
| 42 const SkPaint* paint = NULL) SK_OVERRIDE; | |
| 43 virtual void drawSprite(const SkBitmap& bitmap, int left, int top, | |
| 44 const SkPaint* paint = NULL) SK_OVERRIDE; | |
| 45 virtual void drawText(const void* text, size_t byteLength, SkScalar x, | |
| 46 SkScalar y, const SkPaint& paint) SK_OVERRIDE; | |
| 47 virtual void drawPosText(const void* text, size_t byteLength, | |
| 48 const SkPoint pos[], const SkPaint& paint) SK_OVERRIDE; | |
| 49 virtual void drawPosTextH(const void* text, size_t byteLength, | |
| 50 const SkScalar xpos[], SkScalar constY, | |
| 51 const SkPaint& paint) SK_OVERRIDE; | |
| 52 virtual void drawTextOnPath(const void* text, size_t byteLength, | |
| 53 const SkPath& path, const SkMatrix* matrix, | |
| 54 const SkPaint& paint) SK_OVERRIDE; | |
| 55 virtual void drawPicture(SkPicture&) SK_OVERRIDE; | |
| 56 virtual void drawVertices(VertexMode vmode, int vertexCount, | |
| 57 const SkPoint vertices[], const SkPoint texs[], | |
| 58 const SkColor colors[], SkXfermode* xmode, | |
| 59 const uint16_t indices[], int indexCount, | |
| 60 const SkPaint& paint) SK_OVERRIDE; | |
| 61 virtual void drawData(const void* data, size_t length) SK_OVERRIDE; | |
| 62 | |
| 63 virtual void beginCommentGroup(const char* description) SK_OVERRIDE; | |
| 64 virtual void addComment(const char* kywd, const char* value) SK_OVERRIDE; | |
| 65 virtual void endCommentGroup() SK_OVERRIDE; | |
| 66 | |
| 67 virtual SkBounder* setBounder(SkBounder* bounder) SK_OVERRIDE; | |
| 68 virtual SkDrawFilter* setDrawFilter(SkDrawFilter* filter) SK_OVERRIDE; | |
| 69 | |
| 70 protected: | |
| 71 virtual void willSave(SaveFlags) SK_OVERRIDE; | |
| 72 virtual SaveLayerStrategy willSaveLayer(const SkRect*, const SkPaint*, SaveFlags) SK_OVERRIDE; | |
| 73 virtual void willRestore() SK_OVERRIDE; | |
| 74 | |
| 75 virtual void didTranslate(SkScalar, SkScalar) SK_OVERRIDE; | |
| 76 virtual void didScale(SkScalar, SkScalar) SK_OVERRIDE; | |
| 77 virtual void didRotate(SkScalar) SK_OVERRIDE; | |
| 78 virtual void didSkew(SkScalar, SkScalar) SK_OVERRIDE; | |
| 79 virtual void didConcat(const SkMatrix&) SK_OVERRIDE; | |
| 80 virtual void didSetMatrix(const SkMatrix&) SK_OVERRIDE; | |
| 81 | |
| 82 virtual void onDrawDRRect(const SkRRect&, const SkRRect&, const SkPaint&) SK_OVERRIDE; | |
| 83 | |
| 84 virtual void onClipRect(const SkRect&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE; | |
| 85 virtual void onClipRRect(const SkRRect&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE; | |
| 86 virtual void onClipPath(const SkPath&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE; | |
| 87 virtual void onClipRegion(const SkRegion&, SkRegion::Op) SK_OVERRIDE; | |
| 88 | |
| 89 private: | |
| 90 SkCanvas* fProxy; | |
| 91 | |
| 92 typedef SkCanvas INHERITED; | |
| 93 }; | |
| 94 | |
| 95 #endif |
