1 /* 2 * Copyright 2015 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 8 #include "SkPaintFilterCanvas.h" 9 10 #include "SkPaint.h" 11 #include "SkTLazy.h" 12 13 class SkPaintFilterCanvas::AutoPaintFilter { 14 public: 15 AutoPaintFilter(const SkPaintFilterCanvas* canvas, Type type, const SkPaint* paint) { 16 if (paint) { 17 canvas->onFilterPaint(fLazyPaint.set(*paint), type); 18 } 19 } 20 21 AutoPaintFilter(const SkPaintFilterCanvas* canvas, Type type, const SkPaint& paint) { 22 canvas->onFilterPaint(fLazyPaint.set(paint), type); 23 } 24 25 const SkPaint* paint() const { return fLazyPaint.getMaybeNull(); } 26 27 private: 28 SkTLazy<SkPaint> fLazyPaint; 29 }; 30 31 SkPaintFilterCanvas::SkPaintFilterCanvas(int width, int height) : INHERITED(width, height) { } 32 33 void SkPaintFilterCanvas::onDrawPaint(const SkPaint& paint) { 34 AutoPaintFilter apf(this, kPaint_Type, paint); 35 this->INHERITED::onDrawPaint(*apf.paint()); 36 } 37 38 void SkPaintFilterCanvas::onDrawPoints(PointMode mode, size_t count, const SkPoint pts[], 39 const SkPaint& paint) { 40 AutoPaintFilter apf(this, kPoint_Type, paint); 41 this->INHERITED::onDrawPoints(mode, count, pts, *apf.paint()); 42 } 43 44 void SkPaintFilterCanvas::onDrawRect(const SkRect& rect, const SkPaint& paint) { 45 AutoPaintFilter apf(this, kRect_Type, paint); 46 this->INHERITED::onDrawRect(rect, *apf.paint()); 47 } 48 49 void SkPaintFilterCanvas::onDrawRRect(const SkRRect& rrect, const SkPaint& paint) { 50 AutoPaintFilter apf(this, kRRect_Type, paint); 51 this->INHERITED::onDrawRRect(rrect, *apf.paint()); 52 } 53 54 void SkPaintFilterCanvas::onDrawDRRect(const SkRRect& outer, const SkRRect& inner, 55 const SkPaint& paint) { 56 AutoPaintFilter apf(this, kDRRect_Type, paint); 57 this->INHERITED::onDrawDRRect(outer, inner, *apf.paint()); 58 } 59 60 void SkPaintFilterCanvas::onDrawOval(const SkRect& rect, const SkPaint& paint) { 61 AutoPaintFilter apf(this, kOval_Type, paint); 62 this->INHERITED::onDrawOval(rect, *apf.paint()); 63 } 64 65 void SkPaintFilterCanvas::onDrawPath(const SkPath& path, const SkPaint& paint) { 66 AutoPaintFilter apf(this, kPath_Type, paint); 67 this->INHERITED::onDrawPath(path, *apf.paint()); 68 } 69 70 void SkPaintFilterCanvas::onDrawBitmap(const SkBitmap& bm, SkScalar left, SkScalar top, 71 const SkPaint* paint) { 72 AutoPaintFilter apf(this, kBitmap_Type, paint); 73 this->INHERITED::onDrawBitmap(bm, left, top, apf.paint()); 74 } 75 76 void SkPaintFilterCanvas::onDrawBitmapRect(const SkBitmap& bm, const SkRect* src, const SkRect& dst, 77 const SkPaint* paint, DrawBitmapRectFlags flags) { 78 AutoPaintFilter apf(this, kBitmap_Type, paint); 79 this->INHERITED::onDrawBitmapRect(bm, src, dst, apf.paint(), flags); 80 } 81 82 void SkPaintFilterCanvas::onDrawImage(const SkImage* image, SkScalar left, SkScalar top, 83 const SkPaint* paint) { 84 AutoPaintFilter apf(this, kBitmap_Type, paint); 85 this->INHERITED::onDrawImage(image, left, top, apf.paint()); 86 } 87 88 void SkPaintFilterCanvas::onDrawImageRect(const SkImage* image, const SkRect* src, 89 const SkRect& dst, const SkPaint* paint) { 90 AutoPaintFilter apf(this, kBitmap_Type, paint); 91 this->INHERITED::onDrawImageRect(image, src, dst, apf.paint()); 92 } 93 94 void SkPaintFilterCanvas::onDrawBitmapNine(const SkBitmap& bm, const SkIRect& center, 95 const SkRect& dst, const SkPaint* paint) { 96 AutoPaintFilter apf(this, kBitmap_Type, paint); 97 this->INHERITED::onDrawBitmapNine(bm, center, dst, apf.paint()); 98 } 99 100 void SkPaintFilterCanvas::onDrawSprite(const SkBitmap& bm, int left, int top, 101 const SkPaint* paint) { 102 AutoPaintFilter apf(this, kBitmap_Type, paint); 103 this->INHERITED::onDrawSprite(bm, left, top, apf.paint()); 104 } 105 106 void SkPaintFilterCanvas::onDrawVertices(VertexMode vmode, int vertexCount, 107 const SkPoint vertices[], const SkPoint texs[], 108 const SkColor colors[], SkXfermode* xmode, 109 const uint16_t indices[], int indexCount, 110 const SkPaint& paint) { 111 AutoPaintFilter apf(this, kVertices_Type, paint); 112 this->INHERITED::onDrawVertices(vmode, vertexCount, vertices, texs, colors, xmode, indices, 113 indexCount, *apf.paint()); 114 } 115 116 void SkPaintFilterCanvas::onDrawPatch(const SkPoint cubics[], const SkColor colors[], 117 const SkPoint texCoords[], SkXfermode* xmode, 118 const SkPaint& paint) { 119 AutoPaintFilter apf(this, kPatch_Type, paint); 120 this->INHERITED::onDrawPatch(cubics, colors, texCoords, xmode, *apf.paint()); 121 } 122 123 void SkPaintFilterCanvas::onDrawPicture(const SkPicture* picture, const SkMatrix* m, 124 const SkPaint* paint) { 125 AutoPaintFilter apf(this, kPicture_Type, paint); 126 this->INHERITED::onDrawPicture(picture, m, apf.paint()); 127 } 128 129 void SkPaintFilterCanvas::onDrawText(const void* text, size_t byteLength, SkScalar x, SkScalar y, 130 const SkPaint& paint) { 131 AutoPaintFilter apf(this, kText_Type, paint); 132 this->INHERITED::onDrawText(text, byteLength, x, y, *apf.paint()); 133 } 134 135 void SkPaintFilterCanvas::onDrawPosText(const void* text, size_t byteLength, const SkPoint pos[], 136 const SkPaint& paint) { 137 AutoPaintFilter apf(this, kText_Type, paint); 138 this->INHERITED::onDrawPosText(text, byteLength, pos, *apf.paint()); 139 } 140 141 void SkPaintFilterCanvas::onDrawPosTextH(const void* text, size_t byteLength, const SkScalar xpos[], 142 SkScalar constY, const SkPaint& paint) { 143 AutoPaintFilter apf(this, kText_Type, paint); 144 this->INHERITED::onDrawPosTextH(text, byteLength, xpos, constY, *apf.paint()); 145 } 146 147 void SkPaintFilterCanvas::onDrawTextOnPath(const void* text, size_t byteLength, const SkPath& path, 148 const SkMatrix* matrix, const SkPaint& paint) { 149 AutoPaintFilter apf(this, kText_Type, paint); 150 this->INHERITED::onDrawTextOnPath(text, byteLength, path, matrix, *apf.paint()); 151 } 152 153 void SkPaintFilterCanvas::onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y, 154 const SkPaint& paint) { 155 AutoPaintFilter apf(this, kTextBlob_Type, paint); 156 this->INHERITED::onDrawTextBlob(blob, x, y, *apf.paint()); 157 } 158