00001 00002 // 00003 // SFML - Simple and Fast Multimedia Library 00004 // Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com) 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 RenderImage; 00041 class RenderWindow; 00042 00047 class SFML_API Image : public Resource<Image> 00048 { 00049 public : 00050 00055 Image(); 00056 00063 Image(const Image& Copy); 00064 00073 Image(unsigned int Width, unsigned int Height, const Color& Col = Color(0, 0, 0, 255)); 00074 00083 Image(unsigned int Width, unsigned int Height, const Uint8* Data); 00084 00089 ~Image(); 00090 00099 bool LoadFromFile(const std::string& Filename); 00100 00110 bool LoadFromMemory(const char* Data, std::size_t SizeInBytes); 00111 00122 bool LoadFromPixels(unsigned int Width, unsigned int Height, const Uint8* Data); 00123 00132 bool SaveToFile(const std::string& Filename) const; 00133 00144 bool Create(unsigned int Width, unsigned int Height, Color Col = Color(0, 0, 0, 255)); 00145 00153 void CreateMaskFromColor(Color ColorKey, Uint8 Alpha = 0); 00154 00167 void Copy(const Image& Source, unsigned int DestX, unsigned int DestY, const IntRect& SourceRect = IntRect(0, 0, 0, 0), bool ApplyAlpha = false); 00168 00179 bool CopyScreen(RenderWindow& Window, const IntRect& SourceRect = IntRect(0, 0, 0, 0)); 00180 00189 void SetPixel(unsigned int X, unsigned int Y, const Color& Col); 00190 00200 const Color& GetPixel(unsigned int X, unsigned int Y) const; 00201 00210 const Uint8* GetPixelsPtr() const; 00211 00216 void Bind() const; 00217 00225 void SetSmooth(bool Smooth); 00226 00233 unsigned int GetWidth() const; 00234 00241 unsigned int GetHeight() const; 00242 00249 bool IsSmooth() const; 00250 00261 FloatRect GetTexCoords(const IntRect& Rect, bool Adjust = true) const; 00262 00271 static unsigned int GetValidTextureSize(unsigned int Size); 00272 00281 Image& operator =(const Image& Other); 00282 00283 private : 00284 00285 friend class RenderImage; 00286 00293 bool CreateTexture(); 00294 00299 void EnsureTextureUpdate() const; 00300 00305 void EnsureArrayUpdate() const; 00306 00311 void Reset(); 00312 00317 void DestroyTexture(); 00318 00320 // Member data 00322 unsigned int myWidth; 00323 unsigned int myHeight; 00324 unsigned int myTextureWidth; 00325 unsigned int myTextureHeight; 00326 unsigned int myTexture; 00327 bool myIsSmooth; 00328 mutable std::vector<Color> myPixels; 00329 mutable bool myNeedTextureUpdate; 00330 mutable bool myNeedArrayUpdate; 00331 }; 00332 00333 } // namespace sf 00334 00335 00336 #endif // SFML_IMAGE_HPP
:: Copyright © 2007-2008 Laurent Gomila, all rights reserved :: Documentation generated by doxygen 1.5.2 ::