00001 /*********************************************************************** 00002 filename: CEGUITexture.h 00003 created: 21/2/2004 00004 author: Paul D Turner 00005 00006 purpose: Defines abstract interface for texture objects. Texture 00007 objects are created & destroyed by the Renderer. 00008 *************************************************************************/ 00009 /*************************************************************************** 00010 * Copyright (C) 2004 - 2006 Paul D Turner & The CEGUI Development Team 00011 * 00012 * Permission is hereby granted, free of charge, to any person obtaining 00013 * a copy of this software and associated documentation files (the 00014 * "Software"), to deal in the Software without restriction, including 00015 * without limitation the rights to use, copy, modify, merge, publish, 00016 * distribute, sublicense, and/or sell copies of the Software, and to 00017 * permit persons to whom the Software is furnished to do so, subject to 00018 * the following conditions: 00019 * 00020 * The above copyright notice and this permission notice shall be 00021 * included in all copies or substantial portions of the Software. 00022 * 00023 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00024 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00025 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 00026 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR 00027 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 00028 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 00029 * OTHER DEALINGS IN THE SOFTWARE. 00030 ***************************************************************************/ 00031 #ifndef _CEGUITexture_h_ 00032 #define _CEGUITexture_h_ 00033 00034 #include "CEGUIBase.h" 00035 #include "CEGUIString.h" 00036 00037 // Start of CEGUI namespace section 00038 namespace CEGUI 00039 { 00049 class CEGUIEXPORT Texture 00050 { 00051 public: 00056 enum PixelFormat 00057 { 00059 PF_RGB, 00061 PF_RGBA 00062 }; 00063 00064 /************************************************************************* 00065 Abstract Interface 00066 *************************************************************************/ 00074 virtual ushort getWidth(void) const = 0; 00075 00089 virtual ushort getOriginalWidth(void) const { return getWidth(); } 00090 00099 virtual float getXScale(void) const { return 1.0f / static_cast<float>(getOriginalWidth()); } 00100 00108 virtual ushort getHeight(void) const = 0; 00109 00122 virtual ushort getOriginalHeight(void) const { return getHeight(); } 00123 00132 virtual float getYScale(void) const { return 1.0f / static_cast<float>(getOriginalHeight()); } 00133 00147 virtual void loadFromFile(const String& filename, const String& resourceGroup) = 0; 00148 00149 00169 virtual void loadFromMemory(const void* buffPtr, uint buffWidth, uint buffHeight, PixelFormat pixelFormat) = 0; 00170 00171 00179 Renderer* getRenderer(void) const {return d_owner;} 00180 00181 00182 protected: 00183 /************************************************************************* 00184 Construction and Destruction 00185 *************************************************************************/ 00190 Texture(Renderer* owner) : d_owner(owner) {} 00191 00196 virtual ~Texture(void) {} 00197 00198 private: 00199 Renderer* d_owner; //<! Renderer object that created and owns this texture 00200 }; 00201 00202 } // End of CEGUI namespace section 00203 00204 #endif // end of guard _CEGUITexture_h_