Crazy Eddies GUI System 0.7.6
CEGUIDirectFBTexture.h
00001 /***********************************************************************
00002     filename:   CEGUIDirectFBTexture.h
00003     created:    Tue Mar 10 2009
00004     author:     Paul D Turner (parts based on code by Keith Mok)
00005 *************************************************************************/
00006 /***************************************************************************
00007  *   Copyright (C) 2004 - 2009 Paul D Turner & The CEGUI Development Team
00008  *
00009  *   Permission is hereby granted, free of charge, to any person obtaining
00010  *   a copy of this software and associated documentation files (the
00011  *   "Software"), to deal in the Software without restriction, including
00012  *   without limitation the rights to use, copy, modify, merge, publish,
00013  *   distribute, sublicense, and/or sell copies of the Software, and to
00014  *   permit persons to whom the Software is furnished to do so, subject to
00015  *   the following conditions:
00016  *
00017  *   The above copyright notice and this permission notice shall be
00018  *   included in all copies or substantial portions of the Software.
00019  *
00020  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00021  *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00022  *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
00023  *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
00024  *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
00025  *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
00026  *   OTHER DEALINGS IN THE SOFTWARE.
00027  ***************************************************************************/
00028 #ifndef _CEGUIDirectFBTexture_h_
00029 #define _CEGUIDirectFBTexture_h_
00030 
00031 #include "../../CEGUITexture.h"
00032 #include "CEGUIDirectFBRenderer.h"
00033 
00034 // Start of CEGUI namespace section
00035 namespace CEGUI
00036 {
00037 
00039 class DirectFBTexture : public Texture
00040 {
00041 public:
00043     IDirectFBSurface* getDirectFBSurface() const;
00044 
00045     // implement interface for Texture
00046     const Size& getSize() const;
00047     const Size& getOriginalDataSize() const;
00048     const Vector2& getTexelScaling() const;
00049     void loadFromFile(const String& filename, const String& resourceGroup);
00050     void loadFromMemory(const void* buffer, const Size& buffer_size,
00051                         PixelFormat pixel_format);
00052     void saveToMemory(void* buffer);
00053 
00054 protected:
00055     // friends to allow renderer to construct and destroy texture objects
00056     friend Texture& DirectFBRenderer::createTexture();
00057     friend Texture& DirectFBRenderer::createTexture(const String&, const String&);
00058     friend Texture& DirectFBRenderer::createTexture(const Size&);
00059     friend void DirectFBRenderer::destroyTexture(Texture&);
00060 
00062     DirectFBTexture(IDirectFB& directfb);
00064     DirectFBTexture(IDirectFB& directfb, const String& filename,
00065                     const String& resourceGroup);
00067     DirectFBTexture(IDirectFB& directfb, const Size& size);
00069     ~DirectFBTexture();
00070 
00072     void cleanupDirectFBTexture();
00074     void updateCachedScaleValues();
00075 
00077     IDirectFB& d_directfb;
00079     IDirectFBSurface* d_texture;
00081     Size d_size;
00083     Size d_dataSize;
00085     Vector2 d_texelScaling;
00086 };
00087 
00088 } // End of  CEGUI namespace section
00089 
00090 #endif  // end of guard _CEGUIDirectFBTexture_h_