MyGUI  3.2.0
MyGUI_ResourceTrueTypeFont.h
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00001 
00006 /*
00007     This file is part of MyGUI.
00008 
00009     MyGUI is free software: you can redistribute it and/or modify
00010     it under the terms of the GNU Lesser General Public License as published by
00011     the Free Software Foundation, either version 3 of the License, or
00012     (at your option) any later version.
00013 
00014     MyGUI is distributed in the hope that it will be useful,
00015     but WITHOUT ANY WARRANTY; without even the implied warranty of
00016     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00017     GNU Lesser General Public License for more details.
00018 
00019     You should have received a copy of the GNU Lesser General Public License
00020     along with MyGUI.  If not, see <http://www.gnu.org/licenses/>.
00021 */
00022 #ifndef __MYGUI_RESOURCE_TRUE_TYPE_FONT_H__
00023 #define __MYGUI_RESOURCE_TRUE_TYPE_FONT_H__
00024 
00025 #include "MyGUI_Prerequest.h"
00026 #include "MyGUI_ITexture.h"
00027 #include "MyGUI_IFont.h"
00028 
00029 namespace MyGUI
00030 {
00031 
00032     class MYGUI_EXPORT ResourceTrueTypeFont :
00033         public IFont
00034     {
00035         MYGUI_RTTI_DERIVED( ResourceTrueTypeFont )
00036 
00037     public:
00038         typedef std::vector<PairCodePoint> VectorPairCodePoint;
00039         typedef std::vector<RangeInfo> VectorRangeInfo;
00040         typedef std::vector<PairCodeCoord> VectorPairCodeCoord;
00041 
00042         ResourceTrueTypeFont();
00043         virtual ~ResourceTrueTypeFont();
00044 
00045         virtual void deserialization(xml::ElementPtr _node, Version _version);
00046 
00047         virtual GlyphInfo* getGlyphInfo(Char _id);
00048 
00049         virtual ITexture* getTextureFont();
00050 
00051         // получившаяся высота при генерации в пикселях
00052         virtual int getDefaultHeight();
00053 
00054     private:
00055         void addCodePointRange(Char _first, Char _second);
00056         void addHideCodePointRange(Char _first, Char _second);
00057 
00058         // проверяет, входит ли символ в зоны ненужных символов
00059         bool checkHidePointCode(Char _id);
00060 
00062         void clearCodePointRanges();
00063 
00064         void initialise();
00065 
00066         void addGlyph(GlyphInfo* _info, Char _index, int _left, int _top, int _right, int _bottom, int _finalw, int _finalh, float _aspect, int _addHeight = 0) const;
00067         // write 2 or 4 bytes into buffer: LA or LLLA if _rgba is true
00068         uint8* writeData(uint8* _pDest, unsigned char _luminance, unsigned char _alpha, bool _rgba);
00069 
00070     private:
00071         // Source of the font
00072         std::string mSource;
00073         // Size of the truetype font, in points
00074         float mTtfSize;
00075         // Resolution (dpi) of truetype font
00076         uint mTtfResolution;
00077 
00078         bool mAntialiasColour;
00079 
00080         int mDistance;
00081         int mSpaceWidth;
00082         int mTabWidth;
00083         int mCursorWidth;
00084         int mSelectionWidth;
00085         int mOffsetHeight;
00086         int mHeightPix;
00087 
00088         // отдельная информация о символах
00089         GlyphInfo mSpaceGlyphInfo;
00090         GlyphInfo mTabGlyphInfo;
00091         GlyphInfo mSelectGlyphInfo;
00092         GlyphInfo mSelectDeactiveGlyphInfo;
00093         GlyphInfo mCursorGlyphInfo;
00094 
00095         // символы которые не нужно рисовать
00096         VectorPairCodePoint mVectorHideCodePoint;
00097 
00098         // вся информация о символах
00099         VectorRangeInfo mVectorRangeInfo;
00100 
00101         MyGUI::ITexture* mTexture;
00102     };
00103 
00104 } // namespace MyGUI
00105 
00106 #endif // __MYGUI_RESOURCE_TRUE_TYPE_FONT_H__