зеркало из https://github.com/mozilla/moz-skia.git
111 строки
3.5 KiB
C++
111 строки
3.5 KiB
C++
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/*
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* Copyright 2010 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef SkGr_DEFINED
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#define SkGr_DEFINED
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#include <stddef.h>
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// Gr headers
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#include "GrTypes.h"
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#include "GrContext.h"
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#include "GrFontScaler.h"
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// skia headers
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#include "SkBitmap.h"
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#include "SkPath.h"
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#include "SkPoint.h"
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#include "SkRegion.h"
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#include "SkClipStack.h"
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#if (GR_DEBUG && defined(SK_RELEASE)) || (GR_RELEASE && defined(SK_DEBUG))
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// #error "inconsistent GR_DEBUG and SK_DEBUG"
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#endif
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////////////////////////////////////////////////////////////////////////////////
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// Sk to Gr Type conversions
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GR_STATIC_ASSERT((int)kZero_GrBlendCoeff == (int)SkXfermode::kZero_Coeff);
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GR_STATIC_ASSERT((int)kOne_GrBlendCoeff == (int)SkXfermode::kOne_Coeff);
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GR_STATIC_ASSERT((int)kSC_GrBlendCoeff == (int)SkXfermode::kSC_Coeff);
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GR_STATIC_ASSERT((int)kISC_GrBlendCoeff == (int)SkXfermode::kISC_Coeff);
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GR_STATIC_ASSERT((int)kDC_GrBlendCoeff == (int)SkXfermode::kDC_Coeff);
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GR_STATIC_ASSERT((int)kIDC_GrBlendCoeff == (int)SkXfermode::kIDC_Coeff);
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GR_STATIC_ASSERT((int)kSA_GrBlendCoeff == (int)SkXfermode::kSA_Coeff);
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GR_STATIC_ASSERT((int)kISA_GrBlendCoeff == (int)SkXfermode::kISA_Coeff);
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GR_STATIC_ASSERT((int)kDA_GrBlendCoeff == (int)SkXfermode::kDA_Coeff);
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GR_STATIC_ASSERT((int)kIDA_GrBlendCoeff == (int)SkXfermode::kIDA_Coeff);
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#define sk_blend_to_grblend(X) ((GrBlendCoeff)(X))
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GR_STATIC_ASSERT((int)SkPath::kMove_Verb == (int)kMove_PathCmd);
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GR_STATIC_ASSERT((int)SkPath::kLine_Verb == (int)kLine_PathCmd);
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GR_STATIC_ASSERT((int)SkPath::kQuad_Verb == (int)kQuadratic_PathCmd);
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GR_STATIC_ASSERT((int)SkPath::kCubic_Verb == (int)kCubic_PathCmd);
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GR_STATIC_ASSERT((int)SkPath::kClose_Verb == (int)kClose_PathCmd);
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GR_STATIC_ASSERT((int)SkPath::kDone_Verb == (int)kEnd_PathCmd);
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#define sk_path_verb_to_gr_path_command(X) ((GrPathCmd)(X))
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///////////////////////////////////////////////////////////////////////////////
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#include "SkColorPriv.h"
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/**
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* Convert the SkBitmap::Config to the corresponding PixelConfig, or
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* kUnknown_PixelConfig if the conversion cannot be done.
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*/
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GrPixelConfig SkBitmapConfig2GrPixelConfig(SkBitmap::Config);
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static inline GrColor SkColor2GrColor(SkColor c) {
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SkPMColor pm = SkPreMultiplyColor(c);
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unsigned r = SkGetPackedR32(pm);
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unsigned g = SkGetPackedG32(pm);
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unsigned b = SkGetPackedB32(pm);
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unsigned a = SkGetPackedA32(pm);
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return GrColorPackRGBA(r, g, b, a);
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}
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////////////////////////////////////////////////////////////////////////////////
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GrTexture* GrLockCachedBitmapTexture(GrContext*,
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const SkBitmap&,
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const GrTextureParams*);
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void GrUnlockCachedBitmapTexture(GrTexture*);
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////////////////////////////////////////////////////////////////////////////////
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// Classes
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class SkGlyphCache;
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class SkGrFontScaler : public GrFontScaler {
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public:
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explicit SkGrFontScaler(SkGlyphCache* strike);
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virtual ~SkGrFontScaler();
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// overrides
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virtual const GrKey* getKey();
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virtual GrMaskFormat getMaskFormat();
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virtual bool getPackedGlyphBounds(GrGlyph::PackedID, GrIRect* bounds);
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virtual bool getPackedGlyphImage(GrGlyph::PackedID, int width, int height,
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int rowBytes, void* image);
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virtual bool getGlyphPath(uint16_t glyphID, SkPath*);
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private:
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SkGlyphCache* fStrike;
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GrKey* fKey;
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// DECLARE_INSTANCE_COUNTER(SkGrFontScaler);
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};
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////////////////////////////////////////////////////////////////////////////////
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#endif
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