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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 GLWindowContext_DEFINED
#define GLWindowContext_DEFINED
#include "gl/GrGLInterface.h"
#include "SkRefCnt.h"
#include "SkSurface.h"
#include "WindowContext.h"
class GrContext;
namespace sk_app {
class GLWindowContext : public WindowContext {
public:
sk_sp<SkSurface> getBackbufferSurface() override;
bool isValid() override { return SkToBool(fBackendContext.get()); }
void resize(int w, int h) override;
void swapBuffers() override;
void setDisplayParams(const DisplayParams& params) override;
protected:
GLWindowContext(const DisplayParams&);
// This should be called by subclass constructor. It is also called when window/display
// parameters change. This will in turn call onInitializeContext().
void initializeContext();
virtual sk_sp<const GrGLInterface> onInitializeContext() = 0;
// This should be called by subclass destructor. It is also called when window/display
// parameters change prior to initializing a new GL context. This will in turn call
// onDestroyContext().
void destroyContext();
virtual void onDestroyContext() = 0;
virtual void onSwapBuffers() = 0;
sk_sp<const GrGLInterface> fBackendContext;
sk_sp<SkSurface> fSurface;
};
} // namespace sk_app
#endif
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