/*---------------------------------------------------------------------------*
  Project:  Horizon
  File:     demo_FontProgram.h

  Copyright (C)2009-2012 Nintendo Co., Ltd.  All rights reserved.

  These coded instructions, statements, and computer programs contain
  proprietary information of Nintendo of America Inc. and/or Nintendo
  Company Ltd., and are protected by Federal copyright law.  They may
  not be disclosed to third parties or copied or duplicated in any form,
  in whole or in part, without the prior written consent of Nintendo.

  $Rev: 46365 $
 *---------------------------------------------------------------------------*/

#ifndef DEMO_FONT_PROGRAM_OBJECT_H_
#define DEMO_FONT_PROGRAM_OBJECT_H_

#include "demo/ShaderProgram/demo_ProgramObject.h"

namespace demo
{ 
  
    /*!
        :private

        @brief Class for shader program to render fonts.    
    */

    class FontProgram : public ProgramObject
    {
    public:
        /*!
        :private

        @brief    Constructor.        
        */
        FontProgram(void);

        /*!
        :private

        @brief    Destructor.       
        */
        virtual ~FontProgram(void);

    public:
        /*!
        :private

        @brief    Performs initialization process for the shader program object.        
        */
        virtual bool Initialize(const GLuint shaderId);

        /*!
        :private

        @brief    Uses shader program object.       
        */
        virtual bool Finalize(void);

    public:
        /*!
        :private

        @brief    Sets the rendering state before the shader program object is used.        
        */
        virtual bool Begin(void);

        /*!
        :private

        @brief    Uses shader program object.        
        */
        virtual bool Use(void);

        /*!
        :private

        @brief    Sets the rendering state after the shader program object is used.        
        */
        virtual bool End(void);
    
    protected:
        virtual void InitializeVertexAttributes(void);
        void InitializeFontTexture(void);

    protected:
        GLuint m_FontTextureId;
    };

}

#endif