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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "SkDevice.h" | 8 #include "SkDevice.h" |
9 #include "SkDraw.h" | 9 #include "SkDraw.h" |
10 #include "SkMetaData.h" | 10 #include "SkMetaData.h" |
11 #include "SkPatchUtils.h" | 11 #include "SkPatchUtils.h" |
| 12 #include "SkShader.h" |
12 #include "SkTextBlob.h" | 13 #include "SkTextBlob.h" |
13 | 14 |
14 SkBaseDevice::SkBaseDevice() | 15 SkBaseDevice::SkBaseDevice() |
15 : fLeakyProperties(SkDeviceProperties::MakeDefault()) | 16 : fLeakyProperties(SkDeviceProperties::MakeDefault()) |
16 #ifdef SK_DEBUG | 17 #ifdef SK_DEBUG |
17 , fAttachedToCanvas(false) | 18 , fAttachedToCanvas(false) |
18 #endif | 19 #endif |
19 { | 20 { |
20 fOrigin.setZero(); | 21 fOrigin.setZero(); |
21 fMetaData = NULL; | 22 fMetaData = NULL; |
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91 if (SkPatchUtils::getVertexData(&data, cubics, colors, texCoords, lod.width(
), lod.height())) { | 92 if (SkPatchUtils::getVertexData(&data, cubics, colors, texCoords, lod.width(
), lod.height())) { |
92 this->drawVertices(draw, SkCanvas::kTriangles_VertexMode, data.fVertexCo
unt, data.fPoints, | 93 this->drawVertices(draw, SkCanvas::kTriangles_VertexMode, data.fVertexCo
unt, data.fPoints, |
93 data.fTexCoords, data.fColors, xmode, data.fIndices,
data.fIndexCount, | 94 data.fTexCoords, data.fColors, xmode, data.fIndices,
data.fIndexCount, |
94 paint); | 95 paint); |
95 } | 96 } |
96 } | 97 } |
97 | 98 |
98 void SkBaseDevice::drawTextBlob(const SkDraw& draw, const SkTextBlob* blob, SkSc
alar x, SkScalar y, | 99 void SkBaseDevice::drawTextBlob(const SkDraw& draw, const SkTextBlob* blob, SkSc
alar x, SkScalar y, |
99 const SkPaint &paint) { | 100 const SkPaint &paint) { |
100 | 101 |
| 102 SkPaint runPaint = paint; |
101 SkMatrix localMatrix; | 103 SkMatrix localMatrix; |
102 SkDraw localDraw(draw); | 104 SkDraw localDraw(draw); |
103 | 105 |
104 if (x || y) { | 106 if (x || y) { |
105 localMatrix = *draw.fMatrix; | 107 localMatrix = *draw.fMatrix; |
106 localMatrix.preTranslate(x, y); | 108 localMatrix.preTranslate(x, y); |
107 localDraw.fMatrix = &localMatrix; | 109 localDraw.fMatrix = &localMatrix; |
| 110 |
| 111 if (paint.getShader()) { |
| 112 // FIXME: We need to compensate for the translate above. This is sub
optimal but |
| 113 // temporary -- until we get proper derived class drawTextBlob imple
mentations. |
| 114 |
| 115 // TODO: pass x,y down to the other methods so they can handle the a
dditional |
| 116 // translate without needing to allocate a new shader. |
| 117 SkMatrix shaderMatrix; |
| 118 shaderMatrix.setTranslate(-x, -y); |
| 119 SkAutoTUnref<SkShader> wrapper( |
| 120 SkShader::CreateLocalMatrixShader(paint.getShader(), shaderMatri
x)); |
| 121 runPaint.setShader(wrapper); |
| 122 } |
108 } | 123 } |
109 | 124 |
110 SkPaint runPaint = paint; | |
111 SkTextBlob::RunIterator it(blob); | 125 SkTextBlob::RunIterator it(blob); |
112 while (!it.done()) { | 126 while (!it.done()) { |
113 size_t textLen = it.glyphCount() * sizeof(uint16_t); | 127 size_t textLen = it.glyphCount() * sizeof(uint16_t); |
114 const SkPoint& offset = it.offset(); | 128 const SkPoint& offset = it.offset(); |
115 // applyFontToPaint() always overwrites the exact same attributes, | 129 // applyFontToPaint() always overwrites the exact same attributes, |
116 // so it is safe to not re-seed the paint. | 130 // so it is safe to not re-seed the paint. |
117 it.applyFontToPaint(&runPaint); | 131 it.applyFontToPaint(&runPaint); |
118 | 132 |
119 switch (it.positioning()) { | 133 switch (it.positioning()) { |
120 case SkTextBlob::kDefault_Positioning: | 134 case SkTextBlob::kDefault_Positioning: |
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188 | 202 |
189 void SkBaseDevice::EXPERIMENTAL_optimize(const SkPicture* picture) { | 203 void SkBaseDevice::EXPERIMENTAL_optimize(const SkPicture* picture) { |
190 // The base class doesn't perform any analysis but derived classes may | 204 // The base class doesn't perform any analysis but derived classes may |
191 } | 205 } |
192 | 206 |
193 bool SkBaseDevice::EXPERIMENTAL_drawPicture(SkCanvas*, const SkPicture*, const S
kMatrix*, | 207 bool SkBaseDevice::EXPERIMENTAL_drawPicture(SkCanvas*, const SkPicture*, const S
kMatrix*, |
194 const SkPaint*) { | 208 const SkPaint*) { |
195 // The base class doesn't perform any accelerated picture rendering | 209 // The base class doesn't perform any accelerated picture rendering |
196 return false; | 210 return false; |
197 } | 211 } |
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