// XFontImp.hh for FbTk fluxbox toolkit // Copyright (c) 2002-2003 Henrik Kinnunen (fluxgen at users.sourceforge.net) // // 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. // $Id: XFontImp.hh,v 1.5 2003/12/16 17:06:52 fluxgen Exp $ #ifndef FBTK_XFONTIMP_HH #define FBTK_XFONTIMP_HH #include "FontImp.hh" #include <X11/Xlib.h> namespace FbTk { /// regular X font implementation for FbTk class XFontImp:public FbTk::FontImp { public: explicit XFontImp(const char *filename = 0); ~XFontImp(); bool load(const std::string &filename); unsigned int textWidth(const char * const text, unsigned int size) const; unsigned int height() const; float angle() const { return m_angle; } int ascent() const; int descent() const { return m_fontstruct ? m_fontstruct->descent : 0; } void drawText(Drawable w, int screen, GC gc, const char *text, size_t len, int x, int y) const; bool loaded() const { return m_fontstruct != 0; } void rotate(float angle); /// enable/disable rotation witout alloc/dealloc rotfont structures void setRotate(bool val) { m_rotate = val; } private: void freeRotFont(); void drawRotText(Drawable w, int screen, GC gc, const char *text, size_t len, int x, int y) const; unsigned int rotTextWidth(const char * const text, unsigned int size) const; struct BitmapStruct { int bit_w; int bit_h; Pixmap bm; }; struct XRotCharStruct { int ascent; int descent; int lbearing; int rbearing; int width; BitmapStruct glyph; }; struct XRotFontStruct { int dir; int height; int max_ascent; int max_descent; int max_char; int min_char; XRotCharStruct per_char[95]; }; XRotFontStruct *m_rotfont; ///< rotated font structure XFontStruct *m_fontstruct; ///< X font structure float m_angle; ///< the rotated angle bool m_rotate; ///< used to disable/enable rotation temprarly without reallocating m_rotfont }; } // end namespace FbTk #endif // XFONTIMP_HH