/**************************************************************************** Copyright (c) 2013 Zynga Inc. Copyright (c) 2013-2016 Chukong Technologies Inc. Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd. http://www.cocos2d-x.org Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ****************************************************************************/ #ifndef _FontFreetype_h_ #define _FontFreetype_h_ /// @cond DO_NOT_SHOW #include "2d/CCFont.h" #include <string> #include <ft2build.h> #include FT_FREETYPE_H #include FT_STROKER_H NS_CC_BEGIN class CC_DLL FontFreeType : public Font { public: static const int DistanceMapSpread; static FontFreeType* create(const std::string &fontName, float fontSize, GlyphCollection glyphs, const char *customGlyphs,bool distanceFieldEnabled = false, float outline = 0); static void shutdownFreeType(); /* * @remark: if you want enable stream parsing, you need do one of follow steps * a. disable .ttf compress on .apk, see: * https://simdsoft.com/notes/#build-apk-config-nocompress-file-type-at-appbuildgradle * b. uncomporess .ttf to disk by yourself. */ static void setStreamParsingEnabled(bool bEnabled) { _streamParsingEnabled = bEnabled; } static bool isStreamParsingEnabled() { return _streamParsingEnabled; } bool isDistanceFieldEnabled() const { return _distanceFieldEnabled;} float getOutlineSize() const { return _outlineSize; } void renderCharAt(unsigned char *dest,int posX, int posY, unsigned char* bitmap,long bitmapWidth,long bitmapHeight); FT_Encoding getEncoding() const { return _encoding; } int* getHorizontalKerningForTextUTF32(const std::u32string& text, int &outNumLetters) const override; unsigned char* getGlyphBitmap(uint64_t theChar, long &outWidth, long &outHeight, Rect &outRect,int &xAdvance); int getFontAscender() const; const char* getFontFamily() const; std::string getFontName() const { return _fontName; } virtual FontAtlas* createFontAtlas() override; virtual int getFontMaxHeight() const override { return _lineHeight; } static void releaseFont(const std::string &fontName); private: static const char* _glyphASCII; static const char* _glyphNEHE; static FT_Library _FTlibrary; static bool _FTInitialized; static bool _streamParsingEnabled; FontFreeType(bool distanceFieldEnabled = false, float outline = 0); virtual ~FontFreeType(); bool createFontObject(const std::string &fontName, float fontSize); bool initFreeType(); FT_Library getFTLibrary(); int getHorizontalKerningForChars(uint64_t firstChar, uint64_t secondChar) const; unsigned char* getGlyphBitmapWithOutline(uint64_t code, FT_BBox &bbox); void setGlyphCollection(GlyphCollection glyphs, const char* customGlyphs = nullptr); const char* getGlyphCollection() const; FT_Face _fontRef; std::unique_ptr<FT_StreamRec> _fontStream; FT_Stroker _stroker; FT_Encoding _encoding; std::string _fontName; bool _distanceFieldEnabled; float _outlineSize; int _lineHeight; FontAtlas* _fontAtlas; GlyphCollection _usedGlyphs; std::string _customGlyphs; }; /// @endcond NS_CC_END #endif