1 #ifndef SkPictureRecord_DEFINED 2 #define SkPictureRecord_DEFINED 3 4 #include "SkCanvas.h" 5 #include "SkFlattenable.h" 6 #include "SkPathHeap.h" 7 #include "SkPicture.h" 8 #include "SkPictureFlat.h" 9 #include "SkTemplates.h" 10 #include "SkWriter32.h" 11 12 class SkPictureRecord : public SkCanvas { 13 public: 14 SkPictureRecord(uint32_t recordFlags); 15 virtual ~SkPictureRecord(); 16 17 // overrides from SkCanvas 18 virtual int save(SaveFlags); 19 virtual int saveLayer(const SkRect* bounds, const SkPaint*, SaveFlags); 20 virtual void restore(); 21 virtual bool translate(SkScalar dx, SkScalar dy); 22 virtual bool scale(SkScalar sx, SkScalar sy); 23 virtual bool rotate(SkScalar degrees); 24 virtual bool skew(SkScalar sx, SkScalar sy); 25 virtual bool concat(const SkMatrix& matrix); 26 virtual void setMatrix(const SkMatrix& matrix); 27 virtual bool clipRect(const SkRect& rect, SkRegion::Op op); 28 virtual bool clipPath(const SkPath& path, SkRegion::Op op); 29 virtual bool clipRegion(const SkRegion& region, SkRegion::Op op); 30 virtual void drawPaint(const SkPaint& paint); 31 virtual void drawPoints(PointMode, size_t count, const SkPoint pts[], 32 const SkPaint&); 33 virtual void drawRect(const SkRect& rect, const SkPaint&); 34 virtual void drawPath(const SkPath& path, const SkPaint&); 35 virtual void drawBitmap(const SkBitmap&, SkScalar left, SkScalar top, 36 const SkPaint*); 37 virtual void drawBitmapRect(const SkBitmap&, const SkIRect* src, 38 const SkRect& dst, const SkPaint*); 39 virtual void drawBitmapMatrix(const SkBitmap&, const SkMatrix&, 40 const SkPaint*); 41 virtual void drawSprite(const SkBitmap&, int left, int top, 42 const SkPaint*); 43 virtual void drawText(const void* text, size_t byteLength, SkScalar x, 44 SkScalar y, const SkPaint&); 45 virtual void drawPosText(const void* text, size_t byteLength, 46 const SkPoint pos[], const SkPaint&); 47 virtual void drawPosTextH(const void* text, size_t byteLength, 48 const SkScalar xpos[], SkScalar constY, const SkPaint&); 49 virtual void drawTextOnPath(const void* text, size_t byteLength, 50 const SkPath& path, const SkMatrix* matrix, 51 const SkPaint&); 52 virtual void drawPicture(SkPicture& picture); 53 virtual void drawShape(SkShape*); 54 virtual void drawVertices(VertexMode, int vertexCount, 55 const SkPoint vertices[], const SkPoint texs[], 56 const SkColor colors[], SkXfermode*, 57 const uint16_t indices[], int indexCount, 58 const SkPaint&); 59 virtual void drawData(const void*, size_t); 60 61 void addFontMetricsTopBottom(const SkPaint& paint, SkScalar baselineY); 62 getBitmaps()63 const SkTDArray<const SkFlatBitmap* >& getBitmaps() const { 64 return fBitmaps; 65 } getMatrices()66 const SkTDArray<const SkFlatMatrix* >& getMatrices() const { 67 return fMatrices; 68 } getPaints()69 const SkTDArray<const SkFlatPaint* >& getPaints() const { 70 return fPaints; 71 } getPictureRefs()72 const SkTDArray<SkPicture* >& getPictureRefs() const { 73 return fPictureRefs; 74 } getShapes()75 const SkTDArray<SkShape* >& getShapes() const { 76 return fShapes; 77 } getRegions()78 const SkTDArray<const SkFlatRegion* >& getRegions() const { 79 return fRegions; 80 } 81 82 void reset(); 83 writeStream()84 const SkWriter32& writeStream() const { 85 return fWriter; 86 } 87 88 private: 89 SkTDArray<uint32_t> fRestoreOffsetStack; 90 addDraw(DrawType drawType)91 void addDraw(DrawType drawType) { 92 #ifdef SK_DEBUG_TRACE 93 SkDebugf("add %s\n", DrawTypeToString(drawType)); 94 #endif 95 fWriter.writeInt(drawType); 96 } addInt(int value)97 void addInt(int value) { 98 fWriter.writeInt(value); 99 } addScalar(SkScalar scalar)100 void addScalar(SkScalar scalar) { 101 fWriter.writeScalar(scalar); 102 } 103 104 void addBitmap(const SkBitmap& bitmap); 105 void addMatrix(const SkMatrix& matrix); 106 void addMatrixPtr(const SkMatrix* matrix); 107 void addPaint(const SkPaint& paint); 108 void addPaintPtr(const SkPaint* paint); 109 void addPath(const SkPath& path); 110 void addPicture(SkPicture& picture); 111 void addPoint(const SkPoint& point); 112 void addPoints(const SkPoint pts[], int count); 113 void addRect(const SkRect& rect); 114 void addRectPtr(const SkRect* rect); 115 void addIRectPtr(const SkIRect* rect); 116 void addRegion(const SkRegion& region); 117 void addText(const void* text, size_t byteLength); 118 119 int find(SkTDArray<const SkFlatBitmap* >& bitmaps, 120 const SkBitmap& bitmap); 121 int find(SkTDArray<const SkFlatMatrix* >& matrices, 122 const SkMatrix* matrix); 123 int find(SkTDArray<const SkFlatPaint* >& paints, const SkPaint* paint); 124 int find(SkTDArray<const SkFlatRegion* >& regions, const SkRegion& region); 125 126 #ifdef SK_DEBUG_DUMP 127 public: 128 void dumpMatrices(); 129 void dumpPaints(); 130 #endif 131 132 #ifdef SK_DEBUG_SIZE 133 public: 134 size_t size() const; 135 int bitmaps(size_t* size) const; 136 int matrices(size_t* size) const; 137 int paints(size_t* size) const; 138 int paths(size_t* size) const; 139 int regions(size_t* size) const; 140 size_t streamlen() const; 141 142 size_t fPointBytes, fRectBytes, fTextBytes; 143 int fPointWrites, fRectWrites, fTextWrites; 144 #endif 145 146 #ifdef SK_DEBUG_VALIDATE 147 public: 148 void validate() const; 149 private: 150 void validateBitmaps() const; 151 void validateMatrices() const; 152 void validatePaints() const; 153 void validatePaths() const; 154 void validateRegions() const; 155 #else 156 public: validate()157 void validate() const {} 158 #endif 159 160 private: 161 SkChunkAlloc fHeap; 162 int fBitmapIndex; 163 SkTDArray<const SkFlatBitmap* > fBitmaps; 164 int fMatrixIndex; 165 SkTDArray<const SkFlatMatrix* > fMatrices; 166 int fPaintIndex; 167 SkTDArray<const SkFlatPaint* > fPaints; 168 int fRegionIndex; 169 SkTDArray<const SkFlatRegion* > fRegions; 170 SkPathHeap* fPathHeap; // reference counted 171 SkWriter32 fWriter; 172 173 // we ref each item in these arrays 174 SkTDArray<SkPicture*> fPictureRefs; 175 SkTDArray<SkShape*> fShapes; 176 177 SkRefCntRecorder fRCRecorder; 178 SkRefCntRecorder fTFRecorder; 179 180 uint32_t fRecordFlags; 181 182 friend class SkPicturePlayback; 183 184 typedef SkCanvas INHERITED; 185 }; 186 187 #endif 188