.:F L U X B O X:. - Developer Zone

00001 // XFontImp.hh for FbTk fluxbox toolkit
00002 // Copyright (c) 2002-2003 Henrik Kinnunen (fluxgen at users.sourceforge.net)
00003 // 
00004 // Permission is hereby granted, free of charge, to any person obtaining a
00005 // copy of this software and associated documentation files (the "Software"),
00006 // to deal in the Software without restriction, including without limitation
00007 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
00008 // and/or sell copies of the Software, and to permit persons to whom the
00009 // Software is furnished to do so, subject to the following conditions:
00010 //
00011 // The above copyright notice and this permission notice shall be included in
00012 // all copies or substantial portions of the Software.
00013 //
00014 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00015 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00016 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
00017 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00018 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
00019 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
00020 // DEALINGS IN THE SOFTWARE.
00021 
00022 // $Id: XFontImp.hh,v 1.5 2003/12/16 17:06:52 fluxgen Exp $
00023 
00024 #ifndef FBTK_XFONTIMP_HH
00025 #define FBTK_XFONTIMP_HH
00026 
00027 #include "FontImp.hh"
00028 
00029 #include <X11/Xlib.h>
00030 
00031 namespace FbTk {
00032 
00034 class XFontImp:public FbTk::FontImp {
00035 public:
00036     explicit XFontImp(const char *filename = 0);
00037     ~XFontImp();
00038     bool load(const std::string &filename);
00039     unsigned int textWidth(const char * const text, unsigned int size) const;
00040     unsigned int height() const;
00041     float angle() const { return m_angle; }
00042     int ascent() const;
00043     int descent() const { return m_fontstruct ? m_fontstruct->descent : 0; }
00044     void drawText(Drawable w, int screen, GC gc, const char *text, size_t len, int x, int y) const;
00045     bool loaded() const { return m_fontstruct != 0; }
00046     void rotate(float angle);
00048     void setRotate(bool val) { m_rotate = val; }
00049 private:
00050     void freeRotFont();
00051     void drawRotText(Drawable w, int screen, GC gc, const char *text, size_t len, int x, int y) const;
00052     unsigned int rotTextWidth(const char * const text, unsigned int size) const;
00053     struct BitmapStruct {
00054         int bit_w;
00055         int bit_h;
00056 
00057         Pixmap bm;
00058     };
00059 
00060     struct XRotCharStruct {
00061         int ascent;
00062         int descent;
00063         int lbearing;
00064         int rbearing;
00065         int width;
00066 
00067         BitmapStruct glyph;
00068     };
00069 
00070     struct XRotFontStruct {
00071         int dir;
00072         int height;
00073         int max_ascent;
00074         int max_descent;
00075         int max_char;
00076         int min_char;
00077 
00078         XRotCharStruct per_char[95];
00079     };
00080     XRotFontStruct *m_rotfont; 
00081     XFontStruct *m_fontstruct; 
00082     float m_angle; 
00083     bool m_rotate; 
00084 };
00085 
00086 } // end namespace FbTk
00087 
00088 #endif // XFONTIMP_HH
XFontImp.hh

Fluxbox CVS-Jan-2003
