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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 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 #ifndef GrDistanceFieldTextContext_DEFINED | 8 #ifndef GrDistanceFieldTextContext_DEFINED |
9 #define GrDistanceFieldTextContext_DEFINED | 9 #define GrDistanceFieldTextContext_DEFINED |
10 | 10 |
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27 const SkScalar pos[], SkScalar constY, | 27 const SkScalar pos[], SkScalar constY, |
28 int scalarsPerPosition) SK_OVERRIDE; | 28 int scalarsPerPosition) SK_OVERRIDE; |
29 | 29 |
30 virtual bool canDraw(const SkPaint& paint) SK_OVERRIDE; | 30 virtual bool canDraw(const SkPaint& paint) SK_OVERRIDE; |
31 | 31 |
32 private: | 32 private: |
33 GrTextStrike* fStrike; | 33 GrTextStrike* fStrike; |
34 SkScalar fTextRatio; | 34 SkScalar fTextRatio; |
35 bool fUseLCDText; | 35 bool fUseLCDText; |
36 bool fEnableDFRendering; | 36 bool fEnableDFRendering; |
| 37 SkAutoTUnref<GrEffect> fCachedEffect; |
| 38 // Used to check whether fCachedEffect is still valid. |
| 39 uint32_t fEffectTextureUniqueID; |
| 40 SkColor fEffectColor; |
| 41 uint32_t fEffectFlags; |
37 GrTexture* fGammaTexture; | 42 GrTexture* fGammaTexture; |
38 | 43 |
39 void init(const GrPaint&, const SkPaint&); | 44 void init(const GrPaint&, const SkPaint&); |
40 void drawPackedGlyph(GrGlyph::PackedID, SkFixed left, SkFixed top, GrFontSca
ler*); | 45 void drawPackedGlyph(GrGlyph::PackedID, SkFixed left, SkFixed top, GrFontSca
ler*); |
41 void flushGlyphs(); // automatically called by destructor | 46 void flushGlyphs(); // automatically called by destructor |
| 47 void setupCoverageEffect(const SkColor& filteredColor); |
42 void finish(); | 48 void finish(); |
43 | 49 |
44 enum { | 50 enum { |
45 kMinRequestedGlyphs = 1, | 51 kMinRequestedGlyphs = 1, |
46 kDefaultRequestedGlyphs = 64, | 52 kDefaultRequestedGlyphs = 64, |
47 kMinRequestedVerts = kMinRequestedGlyphs * 4, | 53 kMinRequestedVerts = kMinRequestedGlyphs * 4, |
48 kDefaultRequestedVerts = kDefaultRequestedGlyphs * 4, | 54 kDefaultRequestedVerts = kDefaultRequestedGlyphs * 4, |
49 }; | 55 }; |
50 | 56 |
51 void* fVertices; | 57 void* fVertices; |
52 int fCurrVertex; | 58 int fCurrVertex; |
53 }; | 59 }; |
54 | 60 |
55 #endif | 61 #endif |
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