Image.hpp
00001 00002 // 00003 // SFML - Simple and Fast Multimedia Library 00004 // Copyright (C) 2007-2009 Laurent Gomila ([email protected]) 00005 // 00006 // This software is provided 'as-is', without any express or implied warranty. 00007 // In no event will the authors be held liable for any damages arising from the use of this software. 00008 // 00009 // Permission is granted to anyone to use this software for any purpose, 00010 // including commercial applications, and to alter it and redistribute it freely, 00011 // subject to the following restrictions: 00012 // 00013 // 1. The origin of this software must not be misrepresented; 00014 // you must not claim that you wrote the original software. 00015 // If you use this software in a product, an acknowledgment 00016 // in the product documentation would be appreciated but is not required. 00017 // 00018 // 2. Altered source versions must be plainly marked as such, 00019 // and must not be misrepresented as being the original software. 00020 // 00021 // 3. This notice may not be removed or altered from any source distribution. 00022 // 00024 00025 #ifndef SFML_IMAGE_HPP 00026 #define SFML_IMAGE_HPP 00027 00029 // Headers 00031 #include <SFML/System/Resource.hpp> 00032 #include <SFML/Graphics/Color.hpp> 00033 #include <SFML/Graphics/Rect.hpp> 00034 #include <string> 00035 #include <vector> 00036 00037 00038 namespace sf 00039 { 00040 class RenderWindow; 00041 00046 class SFML_API Image : public Resource<Image> 00047 { 00048 public : 00049 00054 Image(); 00055 00062 Image(const Image& Copy); 00063 00072 Image(unsigned int Width, unsigned int Height, const Color& Col = Color(0, 0, 0, 255)); 00073 00082 Image(unsigned int Width, unsigned int Height, const Uint8* Data); 00083 00088 ~Image(); 00089 00098 bool LoadFromFile(const std::string& Filename); 00099 00109 bool LoadFromMemory(const char* Data, std::size_t SizeInBytes); 00110 00121 bool LoadFromPixels(unsigned int Width, unsigned int Height, const Uint8* Data); 00122 00131 bool SaveToFile(const std::string& Filename) const; 00132 00143 bool Create(unsigned int Width, unsigned int Height, Color Col = Color(0, 0, 0, 255)); 00144 00152 void CreateMaskFromColor(Color ColorKey, Uint8 Alpha = 0); 00153 00166 void Copy(const Image& Source, unsigned int DestX, unsigned int DestY, const IntRect& SourceRect = IntRect(0, 0, 0, 0), bool ApplyAlpha = false); 00167 00178 bool CopyScreen(RenderWindow& Window, const IntRect& SourceRect = IntRect(0, 0, 0, 0)); 00179 00188 void SetPixel(unsigned int X, unsigned int Y, const Color& Col); 00189 00199 const Color& GetPixel(unsigned int X, unsigned int Y) const; 00200 00209 const Uint8* GetPixelsPtr() const; 00210 00215 void Bind() const; 00216 00224 void SetSmooth(bool Smooth); 00225 00232 unsigned int GetWidth() const; 00233 00240 unsigned int GetHeight() const; 00241 00248 bool IsSmooth() const; 00249 00259 FloatRect GetTexCoords(const IntRect& Rect) const; 00260 00269 static unsigned int GetValidTextureSize(unsigned int Size); 00270 00279 Image& operator =(const Image& Other); 00280 00281 private : 00282 00289 bool CreateTexture(); 00290 00295 void EnsureTextureUpdate() const; 00296 00301 void EnsureArrayUpdate() const; 00302 00307 void Reset(); 00308 00313 void DestroyTexture(); 00314 00316 // Member data 00318 unsigned int myWidth; 00319 unsigned int myHeight; 00320 unsigned int myTextureWidth; 00321 unsigned int myTextureHeight; 00322 unsigned int myTexture; 00323 bool myIsSmooth; 00324 mutable std::vector<Color> myPixels; 00325 mutable bool myNeedTextureUpdate; 00326 mutable bool myNeedArrayUpdate; 00327 }; 00328 00329 } // namespace sf 00330 00331 00332 #endif // SFML_IMAGE_HPP
:: Copyright © 2007-2008 Laurent Gomila, all rights reserved :: Documentation generated by doxygen 1.5.2 ::