michael@0: /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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: #ifndef MOZILLA_GFX_GLMANAGER_H
michael@0: #define MOZILLA_GFX_GLMANAGER_H
michael@0: 
michael@0: #include "mozilla/gfx/Types.h"          // for SurfaceFormat
michael@0: #include "OGLShaderProgram.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace gl {
michael@0: class GLContext;
michael@0: }
michael@0: 
michael@0: namespace layers {
michael@0: 
michael@0: class LayerManagerComposite;
michael@0: 
michael@0: /**
michael@0:  * Minimal interface to allow widgets to draw using OpenGL. Abstracts
michael@0:  * CompositorOGL. Call CreateGLManager with a LayerManagerComposite
michael@0:  * backed by a CompositorOGL.
michael@0:  */
michael@0: class GLManager
michael@0: {
michael@0: public:
michael@0:   static GLManager* CreateGLManager(LayerManagerComposite* aManager);
michael@0: 
michael@0:   virtual ~GLManager() {}
michael@0: 
michael@0:   virtual gl::GLContext* gl() const = 0;
michael@0:   virtual ShaderProgramOGL* GetProgram(GLenum aTarget, gfx::SurfaceFormat aFormat) = 0;
michael@0:   virtual const gfx::Matrix4x4& GetProjMatrix() const = 0;
michael@0:   virtual void BindAndDrawQuad(ShaderProgramOGL *aProg) = 0;
michael@0: };
michael@0: 
michael@0: }
michael@0: }
michael@0: #endif