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1 /* | 1 /* |
2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 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 "GrPathRendering.h" | 8 #include "GrPathRendering.h" |
9 #include "SkDescriptor.h" | 9 #include "SkDescriptor.h" |
10 #include "SkGlyph.h" | 10 #include "SkGlyph.h" |
11 #include "SkMatrix.h" | 11 #include "SkMatrix.h" |
12 #include "SkTypeface.h" | 12 #include "SkTypeface.h" |
13 #include "GrPathRange.h" | 13 #include "GrPathRange.h" |
14 | 14 |
15 class GlyphGenerator : public GrPathRange::PathGenerator { | 15 class GlyphGenerator : public GrPathRange::PathGenerator { |
16 public: | 16 public: |
17 GlyphGenerator(const SkTypeface& typeface, const SkDescriptor& desc) | 17 GlyphGenerator(const SkTypeface& typeface, const SkDescriptor& desc) |
18 : fDesc(desc.copy()), | 18 : fDesc(desc.copy()), |
19 fScalerContext(typeface.createScalerContext(fDesc)) { | 19 fScalerContext(typeface.createScalerContext(fDesc)) { |
20 fFlipMatrix.setScale(1, -1); | 20 fFlipMatrix.setScale(1, -1); |
21 } | 21 } |
22 | 22 |
23 virtual ~GlyphGenerator() { | 23 virtual ~GlyphGenerator() { |
24 SkDescriptor::Free(fDesc); | 24 SkDescriptor::Free(fDesc); |
25 } | 25 } |
26 | 26 |
27 virtual int getNumPaths() { | 27 virtual int getNumPaths() SK_OVERRIDE { |
28 return fScalerContext->getGlyphCount(); | 28 return fScalerContext->getGlyphCount(); |
29 } | 29 } |
30 | 30 |
31 virtual void generatePath(int glyphID, SkPath* out) { | 31 virtual void generatePath(int glyphID, SkPath* out) SK_OVERRIDE { |
32 SkGlyph skGlyph; | 32 SkGlyph skGlyph; |
33 skGlyph.init(SkGlyph::MakeID(glyphID)); | 33 skGlyph.init(SkGlyph::MakeID(glyphID)); |
34 fScalerContext->getMetrics(&skGlyph); | 34 fScalerContext->getMetrics(&skGlyph); |
35 | 35 |
36 fScalerContext->getPath(skGlyph, out); | 36 fScalerContext->getPath(skGlyph, out); |
37 out->transform(fFlipMatrix); // Load glyphs with the inverted y-directio
n. | 37 out->transform(fFlipMatrix); // Load glyphs with the inverted y-directio
n. |
38 } | 38 } |
39 | 39 |
40 virtual bool isEqualTo(const SkDescriptor& desc) const { | 40 virtual bool isEqualTo(const SkDescriptor& desc) const SK_OVERRIDE { |
41 return fDesc->equals(desc); | 41 return fDesc->equals(desc); |
42 } | 42 } |
43 | 43 |
44 private: | 44 private: |
45 SkDescriptor* const fDesc; | 45 SkDescriptor* const fDesc; |
46 const SkAutoTDelete<SkScalerContext> fScalerContext; | 46 const SkAutoTDelete<SkScalerContext> fScalerContext; |
47 SkMatrix fFlipMatrix; | 47 SkMatrix fFlipMatrix; |
48 }; | 48 }; |
49 | 49 |
50 GrPathRange* GrPathRendering::createGlyphs(const SkTypeface* typeface, | 50 GrPathRange* GrPathRendering::createGlyphs(const SkTypeface* typeface, |
(...skipping 19 matching lines...) Expand all Loading... |
70 SkAutoDescriptor ad(sizeof(rec) + SkDescriptor::ComputeOverhead(1)); | 70 SkAutoDescriptor ad(sizeof(rec) + SkDescriptor::ComputeOverhead(1)); |
71 SkDescriptor* genericDesc = ad.getDesc(); | 71 SkDescriptor* genericDesc = ad.getDesc(); |
72 | 72 |
73 genericDesc->init(); | 73 genericDesc->init(); |
74 genericDesc->addEntry(kRec_SkDescriptorTag, sizeof(rec), &rec); | 74 genericDesc->addEntry(kRec_SkDescriptorTag, sizeof(rec), &rec); |
75 genericDesc->computeChecksum(); | 75 genericDesc->computeChecksum(); |
76 | 76 |
77 SkAutoTUnref<GlyphGenerator> generator(SkNEW_ARGS(GlyphGenerator, (*typeface
, *genericDesc))); | 77 SkAutoTUnref<GlyphGenerator> generator(SkNEW_ARGS(GlyphGenerator, (*typeface
, *genericDesc))); |
78 return this->createPathRange(generator, stroke); | 78 return this->createPathRange(generator, stroke); |
79 } | 79 } |
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