1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
|
/*
* Copyright 2010 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkGr_DEFINED
#define SkGr_DEFINED
#include <stddef.h>
// Gr headers
#include "GrTypes.h"
#include "GrContext.h"
#include "GrFontScaler.h"
// skia headers
#include "SkBitmap.h"
#include "SkPath.h"
#include "SkPoint.h"
#include "SkRegion.h"
#include "SkClipStack.h"
#if (GR_DEBUG && defined(SK_RELEASE)) || (GR_RELEASE && defined(SK_DEBUG))
// #error "inconsistent GR_DEBUG and SK_DEBUG"
#endif
////////////////////////////////////////////////////////////////////////////////
// Sk to Gr Type conversions
GR_STATIC_ASSERT((int)kZero_GrBlendCoeff == (int)SkXfermode::kZero_Coeff);
GR_STATIC_ASSERT((int)kOne_GrBlendCoeff == (int)SkXfermode::kOne_Coeff);
GR_STATIC_ASSERT((int)kSC_GrBlendCoeff == (int)SkXfermode::kSC_Coeff);
GR_STATIC_ASSERT((int)kISC_GrBlendCoeff == (int)SkXfermode::kISC_Coeff);
GR_STATIC_ASSERT((int)kDC_GrBlendCoeff == (int)SkXfermode::kDC_Coeff);
GR_STATIC_ASSERT((int)kIDC_GrBlendCoeff == (int)SkXfermode::kIDC_Coeff);
GR_STATIC_ASSERT((int)kSA_GrBlendCoeff == (int)SkXfermode::kSA_Coeff);
GR_STATIC_ASSERT((int)kISA_GrBlendCoeff == (int)SkXfermode::kISA_Coeff);
GR_STATIC_ASSERT((int)kDA_GrBlendCoeff == (int)SkXfermode::kDA_Coeff);
GR_STATIC_ASSERT((int)kIDA_GrBlendCoeff == (int)SkXfermode::kIDA_Coeff);
#define sk_blend_to_grblend(X) ((GrBlendCoeff)(X))
GR_STATIC_ASSERT((int)SkPath::kMove_Verb == (int)kMove_PathCmd);
GR_STATIC_ASSERT((int)SkPath::kLine_Verb == (int)kLine_PathCmd);
GR_STATIC_ASSERT((int)SkPath::kQuad_Verb == (int)kQuadratic_PathCmd);
GR_STATIC_ASSERT((int)SkPath::kCubic_Verb == (int)kCubic_PathCmd);
GR_STATIC_ASSERT((int)SkPath::kClose_Verb == (int)kClose_PathCmd);
GR_STATIC_ASSERT((int)SkPath::kDone_Verb == (int)kEnd_PathCmd);
#define sk_path_verb_to_gr_path_command(X) ((GrPathCmd)(X))
///////////////////////////////////////////////////////////////////////////////
#include "SkColorPriv.h"
/**
* Convert the SkBitmap::Config to the corresponding PixelConfig, or
* kUnknown_PixelConfig if the conversion cannot be done.
*/
GrPixelConfig SkBitmapConfig2GrPixelConfig(SkBitmap::Config);
static inline GrColor SkColor2GrColor(SkColor c) {
SkPMColor pm = SkPreMultiplyColor(c);
unsigned r = SkGetPackedR32(pm);
unsigned g = SkGetPackedG32(pm);
unsigned b = SkGetPackedB32(pm);
unsigned a = SkGetPackedA32(pm);
return GrColorPackRGBA(r, g, b, a);
}
////////////////////////////////////////////////////////////////////////////////
bool GrIsBitmapInCache(const GrContext*, const SkBitmap&, const GrTextureParams*);
GrTexture* GrLockAndRefCachedBitmapTexture(GrContext*, const SkBitmap&, const GrTextureParams*);
void GrUnlockAndUnrefCachedBitmapTexture(GrTexture*);
////////////////////////////////////////////////////////////////////////////////
// Classes
class SkGlyphCache;
class SkGrFontScaler : public GrFontScaler {
public:
explicit SkGrFontScaler(SkGlyphCache* strike);
virtual ~SkGrFontScaler();
// overrides
virtual const GrKey* getKey();
virtual GrMaskFormat getMaskFormat();
virtual bool getPackedGlyphBounds(GrGlyph::PackedID, GrIRect* bounds);
virtual bool getPackedGlyphImage(GrGlyph::PackedID, int width, int height,
int rowBytes, void* image);
virtual bool getGlyphPath(uint16_t glyphID, SkPath*);
private:
SkGlyphCache* fStrike;
GrKey* fKey;
// DECLARE_INSTANCE_COUNTER(SkGrFontScaler);
};
////////////////////////////////////////////////////////////////////////////////
#endif
|
