blob: 22d8ca37edf58500b1deb8a47c69694dc24935f9 [file] [log] [blame]
/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrBitmapTextureMaker_DEFINED
#define GrBitmapTextureMaker_DEFINED
#include "GrTextureMaker.h"
#include "SkBitmap.h"
/** This class manages the conversion of SW-backed bitmaps to GrTextures. If the input bitmap is
non-volatile the texture is cached using a key created from the pixels' image id and the
subset of the pixelref specified by the bitmap. */
class GrBitmapTextureMaker : public GrTextureMaker {
public:
GrBitmapTextureMaker(GrContext* context, const SkBitmap& bitmap);
protected:
sk_sp<GrTextureProxy> refOriginalTextureProxy(bool willBeMipped,
SkColorSpace* dstColorSpace,
AllowedTexGenType onlyIfFast) override;
void makeCopyKey(const CopyParams& copyParams, GrUniqueKey* copyKey,
SkColorSpace* dstColorSpace) override;
void didCacheCopy(const GrUniqueKey& copyKey, uint32_t contextUniqueID) override;
SkAlphaType alphaType() const override;
sk_sp<SkColorSpace> getColorSpace(SkColorSpace* dstColorSpace) override;
private:
const SkBitmap fBitmap;
GrUniqueKey fOriginalKey;
typedef GrTextureMaker INHERITED;
};
#endif