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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 GrTextContext_DEFINED | 8 #ifndef GrTextContext_DEFINED |
9 #define GrTextContext_DEFINED | 9 #define GrTextContext_DEFINED |
10 | 10 |
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58 const GrPaint&, const SkPaint&, | 58 const GrPaint&, const SkPaint&, |
59 const SkMatrix& viewMatrix, const char text[], size_
t byteLength, | 59 const SkMatrix& viewMatrix, const char text[], size_
t byteLength, |
60 SkScalar x, SkScalar y, const SkIRect& clipBounds) =
0; | 60 SkScalar x, SkScalar y, const SkIRect& clipBounds) =
0; |
61 virtual void onDrawPosText(GrDrawContext*, const GrClip&, | 61 virtual void onDrawPosText(GrDrawContext*, const GrClip&, |
62 const GrPaint&, const SkPaint&, | 62 const GrPaint&, const SkPaint&, |
63 const SkMatrix& viewMatrix, | 63 const SkMatrix& viewMatrix, |
64 const char text[], size_t byteLength, | 64 const char text[], size_t byteLength, |
65 const SkScalar pos[], int scalarsPerPosition, | 65 const SkScalar pos[], int scalarsPerPosition, |
66 const SkPoint& offset, const SkIRect& clipBounds)
= 0; | 66 const SkPoint& offset, const SkIRect& clipBounds)
= 0; |
67 | 67 |
68 void drawTextAsPath(GrDrawContext*, const GrClip& clip, | |
69 const SkPaint& origPaint, const SkMatrix& viewMatrix, | |
70 const char text[], size_t byteLength, SkScalar x, SkScal
ar y, | |
71 const SkIRect& clipBounds); | |
72 void drawPosTextAsPath(GrDrawContext*, const GrClip& clip, | |
73 const SkPaint& origPaint, const SkMatrix& viewMatrix, | |
74 const char text[], size_t byteLength, | |
75 const SkScalar pos[], int scalarsPerPosition, | |
76 const SkPoint& offset, const SkIRect& clipBounds); | |
77 | |
78 static GrFontScaler* GetGrFontScaler(SkGlyphCache* cache); | 68 static GrFontScaler* GetGrFontScaler(SkGlyphCache* cache); |
79 // sets extent in stopVector and returns glyph count | |
80 static int MeasureText(SkGlyphCache* cache, SkDrawCacheProc glyphCacheProc, | |
81 const char text[], size_t byteLength, SkVector* stopV
ector); | |
82 static uint32_t FilterTextFlags(const SkSurfaceProps& surfaceProps, const Sk
Paint& paint); | 69 static uint32_t FilterTextFlags(const SkSurfaceProps& surfaceProps, const Sk
Paint& paint); |
83 | 70 |
84 friend class GrAtlasTextBatch; | 71 friend class GrAtlasTextBatch; |
85 friend class GrAtlasTextBlob; // for drawTextAsPath | 72 friend class GrAtlasTextBlob; // for drawTextAsPath |
86 }; | 73 }; |
87 | 74 |
88 #endif | 75 #endif |
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