fmalita | 65cdb57 | 2015-03-26 07:24:48 -0700 | [diff] [blame] | 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 | } |