michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 WEBGLUNIFORMLOCATION_H_
michael@0: #define WEBGLUNIFORMLOCATION_H_
michael@0: 
michael@0: #include "WebGLObjectModel.h"
michael@0: #include "WebGLUniformInfo.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: 
michael@0: class WebGLProgram;
michael@0: 
michael@0: class WebGLUniformLocation MOZ_FINAL
michael@0:     : public WebGLContextBoundObject
michael@0: {
michael@0: public:
michael@0:     WebGLUniformLocation(WebGLContext *context, WebGLProgram *program, GLint location, const WebGLUniformInfo& info);
michael@0: 
michael@0:     ~WebGLUniformLocation() {
michael@0:     }
michael@0: 
michael@0:     // needed for certain helper functions like ValidateObject.
michael@0:     // WebGLUniformLocation's can't be 'Deleted' in the WebGL sense.
michael@0:     bool IsDeleted() const { return false; }
michael@0: 
michael@0:     const WebGLUniformInfo &Info() const { return mInfo; }
michael@0: 
michael@0:     WebGLProgram *Program() const { return mProgram; }
michael@0:     GLint Location() const { return mLocation; }
michael@0:     uint32_t ProgramGeneration() const { return mProgramGeneration; }
michael@0:     int ElementSize() const { return mElementSize; }
michael@0: 
michael@0:     JSObject* WrapObject(JSContext *cx);
michael@0: 
michael@0:     NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(WebGLUniformLocation)
michael@0:     NS_DECL_CYCLE_COLLECTION_NATIVE_CLASS(WebGLUniformLocation)
michael@0: 
michael@0: protected:
michael@0:     // nsRefPtr, not WebGLRefPtr, so that we don't prevent the program from being explicitly deleted.
michael@0:     // we just want to avoid having a dangling pointer.
michael@0:     nsRefPtr<WebGLProgram> mProgram;
michael@0: 
michael@0:     uint32_t mProgramGeneration;
michael@0:     GLint mLocation;
michael@0:     WebGLUniformInfo mInfo;
michael@0:     int mElementSize;
michael@0:     friend class WebGLProgram;
michael@0: };
michael@0: 
michael@0: } // namespace mozilla
michael@0: 
michael@0: #endif