michael@0: 
michael@0: /*
michael@0:  * Copyright 2010 Google Inc.
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: 
michael@0: 
michael@0: 
michael@0: #ifndef SkGr_DEFINED
michael@0: #define SkGr_DEFINED
michael@0: 
michael@0: #include <stddef.h>
michael@0: 
michael@0: // Gr headers
michael@0: #include "GrTypes.h"
michael@0: #include "GrContext.h"
michael@0: #include "GrFontScaler.h"
michael@0: 
michael@0: // skia headers
michael@0: #include "SkBitmap.h"
michael@0: #include "SkPath.h"
michael@0: #include "SkPoint.h"
michael@0: #include "SkRegion.h"
michael@0: #include "SkClipStack.h"
michael@0: 
michael@0: ////////////////////////////////////////////////////////////////////////////////
michael@0: // Sk to Gr Type conversions
michael@0: 
michael@0: GR_STATIC_ASSERT((int)kZero_GrBlendCoeff == (int)SkXfermode::kZero_Coeff);
michael@0: GR_STATIC_ASSERT((int)kOne_GrBlendCoeff  == (int)SkXfermode::kOne_Coeff);
michael@0: GR_STATIC_ASSERT((int)kSC_GrBlendCoeff   == (int)SkXfermode::kSC_Coeff);
michael@0: GR_STATIC_ASSERT((int)kISC_GrBlendCoeff  == (int)SkXfermode::kISC_Coeff);
michael@0: GR_STATIC_ASSERT((int)kDC_GrBlendCoeff   == (int)SkXfermode::kDC_Coeff);
michael@0: GR_STATIC_ASSERT((int)kIDC_GrBlendCoeff  == (int)SkXfermode::kIDC_Coeff);
michael@0: GR_STATIC_ASSERT((int)kSA_GrBlendCoeff   == (int)SkXfermode::kSA_Coeff);
michael@0: GR_STATIC_ASSERT((int)kISA_GrBlendCoeff  == (int)SkXfermode::kISA_Coeff);
michael@0: GR_STATIC_ASSERT((int)kDA_GrBlendCoeff   == (int)SkXfermode::kDA_Coeff);
michael@0: GR_STATIC_ASSERT((int)kIDA_GrBlendCoeff  == (int)SkXfermode::kIDA_Coeff);
michael@0: 
michael@0: #define sk_blend_to_grblend(X) ((GrBlendCoeff)(X))
michael@0: 
michael@0: ///////////////////////////////////////////////////////////////////////////////
michael@0: 
michael@0: #include "SkColorPriv.h"
michael@0: 
michael@0: /**
michael@0:  *  Convert the SkBitmap::Config to the corresponding PixelConfig, or
michael@0:  *  kUnknown_PixelConfig if the conversion cannot be done.
michael@0:  */
michael@0: GrPixelConfig SkBitmapConfig2GrPixelConfig(SkBitmap::Config);
michael@0: GrPixelConfig SkImageInfo2GrPixelConfig(SkColorType, SkAlphaType);
michael@0: bool GrPixelConfig2ColorType(GrPixelConfig, SkColorType*);
michael@0: 
michael@0: static inline GrColor SkColor2GrColor(SkColor c) {
michael@0:     SkPMColor pm = SkPreMultiplyColor(c);
michael@0:     unsigned r = SkGetPackedR32(pm);
michael@0:     unsigned g = SkGetPackedG32(pm);
michael@0:     unsigned b = SkGetPackedB32(pm);
michael@0:     unsigned a = SkGetPackedA32(pm);
michael@0:     return GrColorPackRGBA(r, g, b, a);
michael@0: }
michael@0: 
michael@0: ////////////////////////////////////////////////////////////////////////////////
michael@0: 
michael@0: bool GrIsBitmapInCache(const GrContext*, const SkBitmap&, const GrTextureParams*);
michael@0: 
michael@0: GrTexture* GrLockAndRefCachedBitmapTexture(GrContext*, const SkBitmap&, const GrTextureParams*);
michael@0: 
michael@0: void GrUnlockAndUnrefCachedBitmapTexture(GrTexture*);
michael@0: 
michael@0: ////////////////////////////////////////////////////////////////////////////////
michael@0: // Classes
michael@0: 
michael@0: class SkGlyphCache;
michael@0: 
michael@0: class SkGrFontScaler : public GrFontScaler {
michael@0: public:
michael@0:     explicit SkGrFontScaler(SkGlyphCache* strike);
michael@0:     virtual ~SkGrFontScaler();
michael@0: 
michael@0:     // overrides
michael@0:     virtual const GrKey* getKey();
michael@0:     virtual GrMaskFormat getMaskFormat();
michael@0:     virtual bool getPackedGlyphBounds(GrGlyph::PackedID, SkIRect* bounds);
michael@0:     virtual bool getPackedGlyphImage(GrGlyph::PackedID, int width, int height,
michael@0:                                      int rowBytes, void* image);
michael@0:     virtual bool getGlyphPath(uint16_t glyphID, SkPath*);
michael@0: 
michael@0: private:
michael@0:     SkGlyphCache* fStrike;
michael@0:     GrKey*  fKey;
michael@0: //    DECLARE_INSTANCE_COUNTER(SkGrFontScaler);
michael@0: };
michael@0: 
michael@0: ////////////////////////////////////////////////////////////////////////////////
michael@0: 
michael@0: #endif