directfb-texture.h

/***********************************************************************
    filename:   directfb-texture.cpp
    author:     Keith Mok
*************************************************************************/
/***************************************************************************
 *   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 _directfbtexture_h_
#define _directfbtexture_h_

#include "CEGUIBase.h"
#include "CEGUIRenderer.h"
#include "CEGUITexture.h"
#include "directfb-renderer.h"

#include <list>

// Start of CEGUI namespace section
namespace CEGUI
{

class DirectfbTexture : public Texture
{
private:
    /*************************************************************************
        Friends (to allow construction and destruction)
    *************************************************************************/
    friend    Texture* DirectfbRenderer::createTexture(void);
    friend    Texture* DirectfbRenderer::createTexture(const String& filename, const String& resourceGroup);
    friend    Texture* DirectfbRenderer::createTexture(float size);
    friend    void     DirectfbRenderer::destroyTexture(Texture* texture);


    /*************************************************************************
        Construction & Destruction (by Renderer object only)
    *************************************************************************/
    DirectfbTexture(Renderer* owner);
    virtual ~DirectfbTexture(void);

public:
    virtual    ushort    getWidth(void) const        {return d_width;}

    virtual    ushort    getHeight(void) const        {return d_height;}

    virtual void    loadFromFile(const String& filename, const String& resourceGroup);


    virtual void    loadFromMemory(const void* buffPtr, uint buffWidth, uint buffHeight, PixelFormat pixelFormat);


    IDirectFBSurface*    getFBTexture(void) const {return d_fbtexture;}


    void        setFBTextureSize(uint size);


private:
    /*************************************************************************
        Implementation Data
    *************************************************************************/
    IDirectFBSurface*         d_fbtexture;        
    ushort        d_width;            
    ushort        d_height;            
    /*************************************************************************
        Implementation Functions
    *************************************************************************/
        // safely free directfb texture (can be called multiple times with no ill effect)
        void    freeFBTexture(void);
};

} // End of  CEGUI namespace section


#endif    // end of guard _directfbtexture_h_