/***********************************************************************
    created:    Wed, 8th Feb 2012
    author:     Lukas E Meindl
*************************************************************************/
/***************************************************************************
 *   Copyright (C) 2004 - 2012 Paul D Turner & The CEGUI Development Team
 *
 *   Permission is hereby granted, free of charge, to any person obtaining
 *   a copy of this software and associated documentation files (the
 *   "Software"), to deal in the Software without restriction, including
 *   without limitation the rights to use, copy, modify, merge, publish,
 *   distribute, sublicense, and/or sell copies of the Software, and to
 *   permit persons to whom the Software is furnished to do so, subject to
 *   the following conditions:
 *
 *   The above copyright notice and this permission notice shall be
 *   included in all copies or substantial portions of the Software.
 *
 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *   OTHER DEALINGS IN THE SOFTWARE.
 ***************************************************************************/

#ifndef _CEGUIOpenGL3ShaderManager_h_
#define _CEGUIOpenGL3ShaderManager_h_

#include "CEGUI/Base.h"
#include "CEGUI/RendererModules/OpenGL/GL.h"

#include <map>
#include <string>

#if defined(_MSC_VER)
#   pragma warning(push)
#   pragma warning(disable : 4251)
#endif

// Start of CEGUI namespace section
namespace CEGUI
{
    class OpenGL3Shader;

    enum OpenGL3ShaderID
    {
        SHADER_ID_STANDARDSHADER,

        SHADER_ID_COUNT
    };

    class OpenGL3ShaderManager :
        public AllocatedObject<OpenGL3ShaderManager>
    {
    public:
        OpenGL3ShaderManager();
        virtual ~OpenGL3ShaderManager();

        OpenGL3Shader* getShader(gl::GLuint id);
        void loadShader(gl::GLuint id, std::string vertexShader, std::string fragmentShader);

        void initialiseShaders();
        void deinitialiseShaders();

    private:

        typedef std::map<gl::GLuint, OpenGL3Shader*> shaderContainerType;
        shaderContainerType d_shaders;

        bool d_shadersInitialised;
    };

}

#endif
