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/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkPromiseImageTexture_DEFINED
#define SkPromiseImageTexture_DEFINED
#include "include/core/SkTypes.h"
#if SK_SUPPORT_GPU
#include "include/core/SkRefCnt.h"
#include "include/gpu/GrBackendSurface.h"
/**
* This type is used to fulfill textures for PromiseImages. Once an instance is returned from a
* PromiseImageTextureFulfillProc the GrBackendTexture it wraps must remain valid until the
* corresponding PromiseImageTextureReleaseProc is called.
*/
class SK_API SkPromiseImageTexture : public SkNVRefCnt<SkPromiseImageTexture> {
public:
SkPromiseImageTexture() = delete;
SkPromiseImageTexture(const SkPromiseImageTexture&) = delete;
SkPromiseImageTexture(SkPromiseImageTexture&&) = delete;
~SkPromiseImageTexture();
SkPromiseImageTexture& operator=(const SkPromiseImageTexture&) = delete;
SkPromiseImageTexture& operator=(SkPromiseImageTexture&&) = delete;
static sk_sp<SkPromiseImageTexture> Make(const GrBackendTexture& backendTexture) {
if (!backendTexture.isValid()) {
return nullptr;
}
return sk_sp<SkPromiseImageTexture>(new SkPromiseImageTexture(backendTexture));
}
GrBackendTexture backendTexture() const { return fBackendTexture; }
private:
explicit SkPromiseImageTexture(const GrBackendTexture& backendTexture);
GrBackendTexture fBackendTexture;
};
#endif // SK_SUPPORT_GPU
#endif // SkPromiseImageTexture_DEFINED
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