// FontImp.cc for FbTk // 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: FontImp.hh,v 1.3 2003/04/20 13:52:29 fluxgen Exp $ #ifndef FBTK_FONTIMP_HH #define FBTK_FONTIMP_HH #include "Color.hh" #include <X11/Xlib.h> #include <string> namespace FbTk { /** FontImp, second part of the bridge pattern for fonts pure interface class. @see Font */ class FontImp { public: virtual ~FontImp() { } virtual bool load(const std::string &name) = 0; virtual void drawText(Drawable w, int screen, GC gc, const char *text, size_t len, int x, int y) const = 0; virtual unsigned int textWidth(const char * const text, unsigned int size) const = 0; virtual int ascent() const = 0; virtual int descent() const = 0; virtual unsigned int height() const = 0; virtual bool loaded() const = 0; virtual void rotate(float angle) { } // by default, no rotate support protected: FontImp() { } }; }; // end namespace FbTk #endif // FBTK_FONTIMP_HH