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1 /* | 1 /* |
2 * Copyright 2010 Google Inc. | 2 * Copyright 2010 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 GrFontScaler_DEFINED | 8 #ifndef GrFontScaler_DEFINED |
9 #define GrFontScaler_DEFINED | 9 #define GrFontScaler_DEFINED |
10 | 10 |
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36 | 36 |
37 typedef SkRefCnt INHERITED; | 37 typedef SkRefCnt INHERITED; |
38 }; | 38 }; |
39 | 39 |
40 /* | 40 /* |
41 * This is Gr's interface to the host platform's font scaler. | 41 * This is Gr's interface to the host platform's font scaler. |
42 * | 42 * |
43 * The client is responsible for instantiating this. The instance is created | 43 * The client is responsible for instantiating this. The instance is created |
44 * for a specific font+size+matrix. | 44 * for a specific font+size+matrix. |
45 */ | 45 */ |
46 class GrFontScaler : public SkRefCnt { | 46 class GrFontScaler final : public SkNoncopyable { |
47 public: | 47 public: |
48 explicit GrFontScaler(SkGlyphCache* strike); | 48 explicit GrFontScaler(SkGlyphCache* strike); |
49 virtual ~GrFontScaler(); | 49 ~GrFontScaler(); |
50 | 50 |
51 const GrFontDescKey* getKey(); | 51 const GrFontDescKey* getKey(); |
52 GrMaskFormat getMaskFormat() const; | 52 GrMaskFormat getMaskFormat() const; |
53 GrMaskFormat getPackedGlyphMaskFormat(const SkGlyph&) const; | 53 GrMaskFormat getPackedGlyphMaskFormat(const SkGlyph&) const; |
54 bool getPackedGlyphBounds(const SkGlyph&, SkIRect* bounds); | 54 bool getPackedGlyphBounds(const SkGlyph&, SkIRect* bounds); |
55 bool getPackedGlyphImage(const SkGlyph&, int width, int height, int rowBytes
, | 55 bool getPackedGlyphImage(const SkGlyph&, int width, int height, int rowBytes
, |
56 GrMaskFormat expectedMaskFormat, void* image); | 56 GrMaskFormat expectedMaskFormat, void* image); |
57 bool getPackedGlyphDFBounds(const SkGlyph&, SkIRect* bounds); | 57 bool getPackedGlyphDFBounds(const SkGlyph&, SkIRect* bounds); |
58 bool getPackedGlyphDFImage(const SkGlyph&, int width, int height, void* imag
e); | 58 bool getPackedGlyphDFImage(const SkGlyph&, int width, int height, void* imag
e); |
59 const SkPath* getGlyphPath(const SkGlyph&); | 59 const SkPath* getGlyphPath(const SkGlyph&); |
60 const SkGlyph& grToSkGlyph(GrGlyph::PackedID); | 60 const SkGlyph& grToSkGlyph(GrGlyph::PackedID); |
61 | 61 |
62 private: | 62 private: |
| 63 // The SkGlyphCache actually owns this GrFontScaler. The GrFontScaler is del
eted when the |
| 64 // SkGlyphCache is deleted. |
63 SkGlyphCache* fStrike; | 65 SkGlyphCache* fStrike; |
64 GrFontDescKey* fKey; | 66 GrFontDescKey* fKey; |
65 | 67 |
66 typedef SkRefCnt INHERITED; | 68 typedef SkNoncopyable INHERITED; |
67 }; | 69 }; |
68 | 70 |
69 #endif | 71 #endif |
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