Crazy Eddie's GUI System  0.8.4
Texture.h
00001 /***********************************************************************
00002     created:    Tue Feb 17 2009
00003     author:     Paul D Turner
00004 *************************************************************************/
00005 /***************************************************************************
00006  *   Copyright (C) 2004 - 2011 Paul D Turner & The CEGUI Development Team
00007  *
00008  *   Permission is hereby granted, free of charge, to any person obtaining
00009  *   a copy of this software and associated documentation files (the
00010  *   "Software"), to deal in the Software without restriction, including
00011  *   without limitation the rights to use, copy, modify, merge, publish,
00012  *   distribute, sublicense, and/or sell copies of the Software, and to
00013  *   permit persons to whom the Software is furnished to do so, subject to
00014  *   the following conditions:
00015  *
00016  *   The above copyright notice and this permission notice shall be
00017  *   included in all copies or substantial portions of the Software.
00018  *
00019  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
00020  *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00021  *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
00022  *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
00023  *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
00024  *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
00025  *   OTHER DEALINGS IN THE SOFTWARE.
00026  ***************************************************************************/
00027 #ifndef _CEGUIOgreTexture_h_
00028 #define _CEGUIOgreTexture_h_
00029 
00030 #include "../../Texture.h"
00031 #include "CEGUI/RendererModules/Ogre/Renderer.h"
00032 #include <OgreTexture.h>
00033 
00034 // Start of CEGUI namespace section
00035 namespace CEGUI
00036 {
00038 class OGRE_GUIRENDERER_API OgreTexture : public Texture
00039 {
00040 public:
00042     void setOgreTexture(Ogre::TexturePtr texture, bool take_ownership = false);
00044     Ogre::TexturePtr getOgreTexture() const;
00045 
00047     static Ogre::String getUniqueName();
00048 
00049     // implement CEGUI::Texture interface
00050     const String& getName() const;
00051     const Sizef& getSize() const;
00052     const Sizef& getOriginalDataSize() const;
00053     const Vector2f& getTexelScaling() const;
00054     void loadFromFile(const String& filename, const String& resourceGroup);
00055     void loadFromMemory(const void* buffer, const Sizef& buffer_size,
00056                         PixelFormat pixel_format);
00057     void blitFromMemory(const void* sourceData, const Rectf& area);
00058     void blitToMemory(void* targetData);
00059     bool isPixelFormatSupported(const PixelFormat fmt) const;
00060 
00062     static Texture::PixelFormat fromOgrePixelFormat(const Ogre::PixelFormat fmt);
00064     static Ogre::PixelFormat toOgrePixelFormat(const Texture::PixelFormat fmt);
00065 
00066 protected:
00067     // we all need a little help from out friends ;)
00068     friend Texture& OgreRenderer::createTexture(const String&);
00069     friend Texture& OgreRenderer::createTexture(const String&, const String&,
00070                                                 const String&);
00071     friend Texture& OgreRenderer::createTexture(const String&, const Sizef&);
00072     friend Texture& OgreRenderer::createTexture(const String&, Ogre::TexturePtr&,
00073                                                 bool);
00074     friend void OgreRenderer::destroyTexture(Texture&);
00075     friend void OgreRenderer::destroyTexture(const String&);
00076 
00078     OgreTexture(const String& name);
00080     OgreTexture(const String& name, const String& filename,
00081                 const String& resourceGroup);
00083     OgreTexture(const String& name, const Sizef& sz);
00085     OgreTexture(const String& name, Ogre::TexturePtr& tex, bool take_ownership);
00086 
00087 
00089     virtual ~OgreTexture();
00091     void createEmptyOgreTexture();
00093     void freeOgreTexture();
00095     void updateCachedScaleValues();
00096 
00098     static uint32 d_textureNumber;
00100     Ogre::TexturePtr d_texture;
00102     bool d_isLinked;
00104     Sizef d_size;
00106     Sizef d_dataSize;
00108     Vector2f d_texelScaling;
00110     const String d_name;
00111 };
00112 
00113 } // End of  CEGUI namespace section
00114 
00115 #endif  // end of guard _CEGUIOgreTexture_h_
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