1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/skia/trunk/include/gpu/SkGr.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,99 @@
1.4 +
1.5 +/*
1.6 + * Copyright 2010 Google Inc.
1.7 + *
1.8 + * Use of this source code is governed by a BSD-style license that can be
1.9 + * found in the LICENSE file.
1.10 + */
1.11 +
1.12 +
1.13 +
1.14 +#ifndef SkGr_DEFINED
1.15 +#define SkGr_DEFINED
1.16 +
1.17 +#include <stddef.h>
1.18 +
1.19 +// Gr headers
1.20 +#include "GrTypes.h"
1.21 +#include "GrContext.h"
1.22 +#include "GrFontScaler.h"
1.23 +
1.24 +// skia headers
1.25 +#include "SkBitmap.h"
1.26 +#include "SkPath.h"
1.27 +#include "SkPoint.h"
1.28 +#include "SkRegion.h"
1.29 +#include "SkClipStack.h"
1.30 +
1.31 +////////////////////////////////////////////////////////////////////////////////
1.32 +// Sk to Gr Type conversions
1.33 +
1.34 +GR_STATIC_ASSERT((int)kZero_GrBlendCoeff == (int)SkXfermode::kZero_Coeff);
1.35 +GR_STATIC_ASSERT((int)kOne_GrBlendCoeff == (int)SkXfermode::kOne_Coeff);
1.36 +GR_STATIC_ASSERT((int)kSC_GrBlendCoeff == (int)SkXfermode::kSC_Coeff);
1.37 +GR_STATIC_ASSERT((int)kISC_GrBlendCoeff == (int)SkXfermode::kISC_Coeff);
1.38 +GR_STATIC_ASSERT((int)kDC_GrBlendCoeff == (int)SkXfermode::kDC_Coeff);
1.39 +GR_STATIC_ASSERT((int)kIDC_GrBlendCoeff == (int)SkXfermode::kIDC_Coeff);
1.40 +GR_STATIC_ASSERT((int)kSA_GrBlendCoeff == (int)SkXfermode::kSA_Coeff);
1.41 +GR_STATIC_ASSERT((int)kISA_GrBlendCoeff == (int)SkXfermode::kISA_Coeff);
1.42 +GR_STATIC_ASSERT((int)kDA_GrBlendCoeff == (int)SkXfermode::kDA_Coeff);
1.43 +GR_STATIC_ASSERT((int)kIDA_GrBlendCoeff == (int)SkXfermode::kIDA_Coeff);
1.44 +
1.45 +#define sk_blend_to_grblend(X) ((GrBlendCoeff)(X))
1.46 +
1.47 +///////////////////////////////////////////////////////////////////////////////
1.48 +
1.49 +#include "SkColorPriv.h"
1.50 +
1.51 +/**
1.52 + * Convert the SkBitmap::Config to the corresponding PixelConfig, or
1.53 + * kUnknown_PixelConfig if the conversion cannot be done.
1.54 + */
1.55 +GrPixelConfig SkBitmapConfig2GrPixelConfig(SkBitmap::Config);
1.56 +GrPixelConfig SkImageInfo2GrPixelConfig(SkColorType, SkAlphaType);
1.57 +bool GrPixelConfig2ColorType(GrPixelConfig, SkColorType*);
1.58 +
1.59 +static inline GrColor SkColor2GrColor(SkColor c) {
1.60 + SkPMColor pm = SkPreMultiplyColor(c);
1.61 + unsigned r = SkGetPackedR32(pm);
1.62 + unsigned g = SkGetPackedG32(pm);
1.63 + unsigned b = SkGetPackedB32(pm);
1.64 + unsigned a = SkGetPackedA32(pm);
1.65 + return GrColorPackRGBA(r, g, b, a);
1.66 +}
1.67 +
1.68 +////////////////////////////////////////////////////////////////////////////////
1.69 +
1.70 +bool GrIsBitmapInCache(const GrContext*, const SkBitmap&, const GrTextureParams*);
1.71 +
1.72 +GrTexture* GrLockAndRefCachedBitmapTexture(GrContext*, const SkBitmap&, const GrTextureParams*);
1.73 +
1.74 +void GrUnlockAndUnrefCachedBitmapTexture(GrTexture*);
1.75 +
1.76 +////////////////////////////////////////////////////////////////////////////////
1.77 +// Classes
1.78 +
1.79 +class SkGlyphCache;
1.80 +
1.81 +class SkGrFontScaler : public GrFontScaler {
1.82 +public:
1.83 + explicit SkGrFontScaler(SkGlyphCache* strike);
1.84 + virtual ~SkGrFontScaler();
1.85 +
1.86 + // overrides
1.87 + virtual const GrKey* getKey();
1.88 + virtual GrMaskFormat getMaskFormat();
1.89 + virtual bool getPackedGlyphBounds(GrGlyph::PackedID, SkIRect* bounds);
1.90 + virtual bool getPackedGlyphImage(GrGlyph::PackedID, int width, int height,
1.91 + int rowBytes, void* image);
1.92 + virtual bool getGlyphPath(uint16_t glyphID, SkPath*);
1.93 +
1.94 +private:
1.95 + SkGlyphCache* fStrike;
1.96 + GrKey* fKey;
1.97 +// DECLARE_INSTANCE_COUNTER(SkGrFontScaler);
1.98 +};
1.99 +
1.100 +////////////////////////////////////////////////////////////////////////////////
1.101 +
1.102 +#endif
