Image.hpp

00001 
00002 //
00003 // SFML - Simple and Fast Multimedia Library
00004 // Copyright (C) 2007 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/Graphics/Color.hpp>
00032 #include <SFML/Graphics/VideoResource.hpp>
00033 #include <SFML/Graphics/Rect.hpp>
00034 #include <string>
00035 #include <vector>
00036 
00037 
00042 class SFML_API sfImage : public sf_private::sfVideoResource
00043 {
00044 public :
00045 
00050     sfImage();
00051 
00058     sfImage(const sfImage& Copy);
00059 
00068     sfImage(unsigned int Width, unsigned int Height, const sfColor& Color = sfColor(0, 0, 0, 255));
00069 
00078     sfImage(unsigned int Width, unsigned int Height, const void* Data);
00079 
00084     ~sfImage();
00085 
00094     bool LoadFromFile(const std::string& Filename);
00095 
00104     bool SaveToFile(const std::string& Filename) const;
00105 
00114     void Create(unsigned int Width, unsigned int Height, const sfColor& Color = sfColor(0, 0, 0, 255));
00115 
00124     void LoadFromMemory(unsigned int Width, unsigned int Height, const void* Data);
00125 
00132     void CreateMaskFromColor(const sfColor& ColorKey);
00133 
00143     void Resize(unsigned int Width, unsigned int Height, const sfColor& Color = sfColor(0, 0, 0, 255));
00144 
00154     void SetPixel(unsigned int X, unsigned int Y, const sfColor& Color);
00155 
00165     sfColor GetPixel(unsigned int X, unsigned int Y) const;
00166 
00175     const sfUint32* GetPixelsPtr() const;
00176 
00182     void Update();
00183 
00188     void Bind() const;
00189 
00196     void SetSmooth(bool Smooth) const;
00197 
00205     void SetRepeat(bool Repeat) const;
00206 
00213     unsigned int GetWidth() const;
00214 
00221     unsigned int GetHeight() const;
00222 
00232     sfFloatRect GetTexCoords(const sfIntRect& Rect) const;
00233 
00242     static unsigned int GetValidTextureSize(unsigned int Size);
00243 
00252     sfImage& operator =(const sfImage& Other);
00253 
00254 private :
00255 
00260     void CreateTexture();
00261 
00266     virtual void DestroyVideoResources();
00267 
00269     // Member data
00271     unsigned int          myWidth;         
00272     unsigned int          myHeight;        
00273     unsigned int          myTextureWidth;  
00274     unsigned int          myTextureHeight; 
00275     std::vector<sfUint32> myPixels;        
00276     unsigned int          myGLTexture;     
00277 };
00278 
00279 
00280 #endif // SFML_IMAGE_HPP