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/*
* 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 GrImageTextureMaker_DEFINED
#define GrImageTextureMaker_DEFINED
#include "GrTextureMaker.h"
#include "SkImage.h"
class SkImageCacherator;
/** This class manages the conversion of generator-backed images to GrTextures. If the caching hint
is kAllow the image's ID is used for the cache key. */
class GrImageTextureMaker : public GrTextureMaker {
public:
GrImageTextureMaker(GrContext* context, const SkImage* client, SkImage::CachingHint chint);
protected:
// TODO: consider overriding this, for the case where the underlying generator might be
// able to efficiently produce a "stretched" texture natively (e.g. picture-backed)
// GrTexture* generateTextureForParams(const CopyParams&) override;
sk_sp<GrTextureProxy> refOriginalTextureProxy(bool willBeMipped,
SkColorSpace* dstColorSpace,
AllowedTexGenType onlyIfFast) override;
void makeCopyKey(const CopyParams& stretch, GrUniqueKey* paramsCopyKey,
SkColorSpace* dstColorSpace) override;
void didCacheCopy(const GrUniqueKey& copyKey) override;
SkAlphaType alphaType() const override;
sk_sp<SkColorSpace> getColorSpace(SkColorSpace* dstColorSpace) override;
private:
SkImageCacherator* fCacher;
const SkImage* fClient;
GrUniqueKey fOriginalKey;
SkImage::CachingHint fCachingHint;
typedef GrTextureMaker INHERITED;
};
#endif
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