michael@0: /* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40; -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0: * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0: * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "mozilla/RefPtr.h"
michael@0: 
michael@0: #ifdef USE_SKIA_GPU
michael@0: 
michael@0: #include "GLContext.h"
michael@0: #include "skia/GrGLInterface.h"
michael@0: #include "skia/GrContext.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace gl {
michael@0: 
michael@0: class SkiaGLGlue : public GenericAtomicRefCounted
michael@0: {
michael@0: public:
michael@0:   MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(SkiaGLGlue)
michael@0:   SkiaGLGlue(GLContext* context);
michael@0:   GLContext* GetGLContext() const { return mGLContext.get(); }
michael@0:   GrContext* GetGrContext() const { return mGrContext.get(); }
michael@0: 
michael@0: protected:
michael@0:   virtual ~SkiaGLGlue() {
michael@0:     /*
michael@0:      * These members have inter-dependencies, but do not keep each other alive, so
michael@0:      * destruction order is very important here: mGrContext uses mGrGLInterface, and
michael@0:      * through it, uses mGLContext
michael@0:      */
michael@0:     mGrContext = nullptr;
michael@0:     mGrGLInterface = nullptr;
michael@0:     mGLContext = nullptr;
michael@0:   }
michael@0: 
michael@0: private:
michael@0:   RefPtr<GLContext> mGLContext;
michael@0:   SkRefPtr<GrGLInterface> mGrGLInterface;
michael@0:   SkRefPtr<GrContext> mGrContext;
michael@0: };
michael@0: 
michael@0: }
michael@0: }
michael@0: 
michael@0: #else
michael@0: 
michael@0: class GrContext;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace gl {
michael@0: 
michael@0: class GLContext;
michael@0: 
michael@0: class SkiaGLGlue : public GenericAtomicRefCounted
michael@0: {
michael@0: public:
michael@0:   SkiaGLGlue(GLContext* context);
michael@0:   GLContext* GetGLContext() const { return nullptr; }
michael@0:   GrContext* GetGrContext() const { return nullptr; }
michael@0: };
michael@0: }
michael@0: }
michael@0: 
michael@0: #endif