// Font.cc for FbTk // Copyright (c) 2002 - 2006 Henrik Kinnunen (fluxgen at fluxbox dot 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. #ifndef FBTK_FONT_HH #define FBTK_FONT_HH #include <X11/Xlib.h> #ifdef HAVE_CONFIG_H #include "config.h" #endif // HAVE_CONFIG_H #include "FbString.hh" #include "Color.hh" #include "Orientation.hh" namespace FbTk { class FontImp; class FbDrawable; /** Handles the client to fontimp bridge. */ class Font { public: static const char DEFAULT_FONT[]; /// called at FbTk::App destruction time, cleans up cache static void shutdown(); /// @return true if multibyte is enabled, else false static bool multibyte(); /// @return true if utf-8 mode is enabled, else false static bool utf8(); explicit Font(const char* name = DEFAULT_FONT); 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); void setHalo(bool flag) { m_halo = flag; if (m_halo) setShadow(false); } void setHaloColor(const Color& color) { m_halo_color = color; } void setShadow(bool flag) { m_shadow = flag; if (m_shadow) setHalo(false); } void setShadowColor(const Color& color) { m_shadow_color = color; } void setShadowOffX(int offx) { m_shadow_offx = offx; } void setShadowOffY(int offy) { m_shadow_offy = offy; } /** @param text text to check size @param size length of text in bytes @return size of text in pixels */ unsigned int textWidth(const char* text, unsigned int size) const; unsigned int textWidth(const BiDiString &text) const; unsigned int height() const; int ascent() const; int descent() const; /** Returns whether we can draw this font in the given orientation. (will instantiate that orientation, so do plan to use it...) @param orient the orientation to test */ bool validOrientation(FbTk::Orientation orient); /** 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(const FbDrawable &w, int screen, GC gc, const char* text, size_t len, int x, int y, FbTk::Orientation orient = ROT0) const; void drawText(const FbDrawable &w, int screen, GC gc, const BiDiString &text, int x, int y, FbTk::Orientation orient = ROT0) const { drawText(w, screen, gc, text.visual().c_str(), text.visual().size(), x, y, orient); } bool hasShadow() const { return m_shadow; } bool hasHalo() const { return m_halo; } private: FbTk::FontImp* m_fontimp; ///< font implementation std::string m_fontstr; ///< font name int m_angle; ///< rotation angle bool m_shadow; ///< shadow text Color m_shadow_color; ///< shadow color int m_shadow_offx; ///< offset y for shadow int m_shadow_offy; ///< offset x for shadow bool m_halo; ///< halo text Color m_halo_color; ///< halo color }; } //end namespace FbTk #endif //FBTK_FONT_HH