// Font.cc for FbTk // Copyright (c) 2002 Henrik Kinnunen (fluxgen at linuxmail.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. //$Id: Font.hh,v 1.7 2003/12/19 17:07:53 fluxgen Exp $ #ifndef FBTK_FONT_HH #define FBTK_FONT_HH #include <X11/Xlib.h> #include <X11/Xresource.h> #include <string> #include <memory> namespace FbTk { class FontImp; /** Handles the client to fontimp bridge. */ class Font { public: Font(const char *name=0, bool antialias = false); virtual ~Font(); /** Load a font @return true on success, else false and it'll fall back on the last loaded font */ bool load(const std::string &name); /// @return true if multibyte is enabled, else false static bool multibyte() { return m_multibyte; } /// @return true if utf-8 mode is enabled, else false static bool utf8() { return m_utf8mode; } void setAntialias(bool flag); inline void setShadow(bool flag) { m_shadow = flag; } /** @param text text to check size @param size length of text in bytes @return size of text in pixels */ unsigned int textWidth(const char * const text, unsigned int size) const; unsigned int height() const; int ascent() const; int descent() const; /** Rotate font in any angle (currently only 90 degrees supported and just XFont implementation) */ void rotate(float angle); /** Draws text to drawable @param w the drawable @param screen screen number @param gc Graphic Context @param text the text buffer @param len size of text buffer @param x position @param y position @param rotate if the text should be drawn rotated (if it's rotated before) */ void drawText(Drawable w, int screen, GC gc, const char *text, size_t len, int x, int y, bool rotate=true) const; bool isAntialias() const { return m_antialias; } /// @return true if the font is rotated, else false bool isRotated() const { return m_rotated; } /// @return rotated angle float angle() const { return m_angle; } bool shadow() const { return m_shadow; } private: std::auto_ptr<FontImp> m_fontimp; ///< font implementation std::string m_fontstr; ///< font name static bool m_multibyte; ///< if the fontimp should be a multibyte font static bool m_utf8mode; ///< should the font use utf8 font imp bool m_antialias; ///< is font antialias bool m_rotated; ///< wheter we're rotated or not float m_angle; ///< rotation angle bool m_shadow; ///< shadow text }; } //end namespace FbTk #endif //FBTK_FONT_HH