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_FONT_HPP 00026 #define SFML_FONT_HPP 00027 00029 // Headers 00031 #include <SFML/System/Resource.hpp> 00032 #include <SFML/System/Vector2.hpp> 00033 #include <SFML/System/String.hpp> 00034 #include <SFML/Graphics/Glyph.hpp> 00035 #include <SFML/Graphics/Texture.hpp> 00036 #include <SFML/Graphics/Rect.hpp> 00037 #include <map> 00038 #include <string> 00039 #include <vector> 00040 00041 00042 namespace sf 00043 { 00044 class InputStream; 00045 00050 class SFML_API Font : public Resource<Font> 00051 { 00052 public : 00053 00060 Font(); 00061 00068 Font(const Font& copy); 00069 00076 ~Font(); 00077 00094 bool LoadFromFile(const std::string& filename); 00095 00113 bool LoadFromMemory(const void* data, std::size_t sizeInBytes); 00114 00131 bool LoadFromStream(InputStream& stream); 00132 00143 const Glyph& GetGlyph(Uint32 codePoint, unsigned int characterSize, bool bold) const; 00144 00161 int GetKerning(Uint32 first, Uint32 second, unsigned int characterSize) const; 00162 00174 int GetLineSpacing(unsigned int characterSize) const; 00175 00188 const Texture& GetTexture(unsigned int characterSize) const; 00189 00198 Font& operator =(const Font& right); 00199 00212 static const Font& GetDefaultFont(); 00213 00214 private : 00215 00220 struct Row 00221 { 00222 Row(unsigned int top, unsigned int height) : Width(0), Top(top), Height(height) {} 00223 00224 unsigned int Width; 00225 unsigned int Top; 00226 unsigned int Height; 00227 }; 00228 00230 // Types 00232 typedef std::map<Uint32, Glyph> GlyphTable; 00233 00238 struct Page 00239 { 00240 Page(); 00241 00242 GlyphTable Glyphs; 00243 sf::Texture Texture; 00244 unsigned int NextRow; 00245 std::vector<Row> Rows; 00246 }; 00247 00252 void Cleanup(); 00253 00264 Glyph LoadGlyph(Uint32 codePoint, unsigned int characterSize, bool bold) const; 00265 00276 IntRect FindGlyphRect(Page& page, unsigned int width, unsigned int height) const; 00277 00286 bool SetCurrentSize(unsigned int characterSize) const; 00287 00289 // Types 00291 typedef std::map<unsigned int, Page> PageTable; 00292 00294 // Member data 00296 void* myLibrary; 00297 void* myFace; 00298 void* myStreamRec; 00299 int* myRefCount; 00300 mutable PageTable myPages; 00301 mutable std::vector<Uint8> myPixelBuffer; 00302 }; 00303 00304 } // namespace sf 00305 00306 00307 #endif // SFML_FONT_HPP 00308 00309
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