src/ports/SkScalerContext_win_dw.h - Issue 504343007: DirectWrite to use aliased if ClearType is empty.

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Issue 504343007: DirectWrite to use aliased if ClearType is empty. (Closed) Base URL: https://skia.googlesource.com/skia.git@master

Patch Set: Per glyph. Created 6 years, 3 months ago

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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 #ifndef SkScalarContext_win_dw_DEFINED	8 #ifndef SkScalarContext_win_dw_DEFINED

9 #define SkScalarContext_win_dw_DEFINED	9 #define SkScalarContext_win_dw_DEFINED

10	10

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26 protected:	26 protected:

27 virtual unsigned generateGlyphCount() SK_OVERRIDE;	27 virtual unsigned generateGlyphCount() SK_OVERRIDE;

28 virtual uint16_t generateCharToGlyph(SkUnichar uni) SK_OVERRIDE;	28 virtual uint16_t generateCharToGlyph(SkUnichar uni) SK_OVERRIDE;

29 virtual void generateAdvance(SkGlyph* glyph) SK_OVERRIDE;	29 virtual void generateAdvance(SkGlyph* glyph) SK_OVERRIDE;

30 virtual void generateMetrics(SkGlyph* glyph) SK_OVERRIDE;	30 virtual void generateMetrics(SkGlyph* glyph) SK_OVERRIDE;

31 virtual void generateImage(const SkGlyph& glyph) SK_OVERRIDE;	31 virtual void generateImage(const SkGlyph& glyph) SK_OVERRIDE;

32 virtual void generatePath(const SkGlyph& glyph, SkPath* path) SK_OVERRIDE;	32 virtual void generatePath(const SkGlyph& glyph, SkPath* path) SK_OVERRIDE;

33 virtual void generateFontMetrics(SkPaint::FontMetrics*) SK_OVERRIDE;	33 virtual void generateFontMetrics(SkPaint::FontMetrics*) SK_OVERRIDE;

34	34

35 private:	35 private:

36 const void* drawDWMask(const SkGlyph& glyph);	36 const void* drawDWMask(const SkGlyph& glyph,

	37 DWRITE_RENDERING_MODE renderingMode,

	38 DWRITE_TEXTURE_TYPE textureType);

	39

	40 void getBoundingBox(SkGlyph* glyph,

	41 DWRITE_RENDERING_MODE renderingMode,

	42 DWRITE_TEXTURE_TYPE textureType,

	43 RECT* bbox);

37	44

38 SkTDArray<uint8_t> fBits;	45 SkTDArray<uint8_t> fBits;

39 /** The total matrix without the text height scale. */	46 /** The total matrix without the text height scale. */

40 SkMatrix fSkXform;	47 SkMatrix fSkXform;

41 /** The total matrix without the text height scale. */	48 /** The total matrix without the text height scale. */

42 DWRITE_MATRIX fXform;	49 DWRITE_MATRIX fXform;

43 /** The non-rotational part of total matrix without the text height scale.	50 /** The non-rotational part of total matrix without the text height scale.

44 * This is used to find the magnitude of gdi compatible advances.	51 * This is used to find the magnitude of gdi compatible advances.

45 */	52 */

46 DWRITE_MATRIX fGsA;	53 DWRITE_MATRIX fGsA;

47 /** The inverse of the rotational part of the total matrix.	54 /** The inverse of the rotational part of the total matrix.

48 * This is used to find the direction of gdi compatible advances.	55 * This is used to find the direction of gdi compatible advances.

49 */	56 */

50 SkMatrix fG_inv;	57 SkMatrix fG_inv;

51 /** The text size to render with. */	58 /** The text size to render with. */

52 SkScalar fTextSizeRender;	59 SkScalar fTextSizeRender;

53 /** The text size to measure with. */	60 /** The text size to measure with. */

54 SkScalar fTextSizeMeasure;	61 SkScalar fTextSizeMeasure;

55 SkAutoTUnref<DWriteFontTypeface> fTypeface;	62 SkAutoTUnref<DWriteFontTypeface> fTypeface;

56 int fGlyphCount;	63 int fGlyphCount;

57 DWRITE_RENDERING_MODE fRenderingMode;	64 DWRITE_RENDERING_MODE fRenderingMode;

58 DWRITE_TEXTURE_TYPE fTextureType;	65 DWRITE_TEXTURE_TYPE fTextureType;

59 DWRITE_MEASURING_MODE fMeasuringMode;	66 DWRITE_MEASURING_MODE fMeasuringMode;

60 };	67 };

61	68

62 #endif	69 #endif

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