// -*- c++ -*- // Generated by gtkmmproc -- DO NOT MODIFY! #ifndef _PANGOMM_FONT_H #define _PANGOMM_FONT_H #include /* $Id$ */ /* font.h * * Copyright (C) 1998-1999 The gtkmm Development Team * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the Free * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include #include #include #include #include #include #include #include #ifndef DOXYGEN_SHOULD_SKIP_THIS typedef struct _PangoFont PangoFont; typedef struct _PangoFontClass PangoFontClass; #endif /* DOXYGEN_SHOULD_SKIP_THIS */ namespace Pango { class Font_Class; } // namespace Pango namespace Pango { const int SCALE = 1024; const double SCALE_XX_SMALL = 0.5787037037037; const double SCALE_X_SMALL = 0.6444444444444; const double SCALE_SMALL = 0.8333333333333; const double SCALE_MEDIUM = 1.0; const double SCALE_LARGE = 1.2; const double SCALE_X_LARGE = 1.4399999999999; const double SCALE_XX_LARGE = 1.728; #ifndef DOXYGEN_SHOULD_SKIP_THIS class FontMap; #endif //DOXYGEN_SHOULD_SKIP_THIS /** A Pango::Font is used to represent a font in a rendering-system-independent matter. */ class Font : public Glib::Object { #ifndef DOXYGEN_SHOULD_SKIP_THIS public: typedef Font CppObjectType; typedef Font_Class CppClassType; typedef PangoFont BaseObjectType; typedef PangoFontClass BaseClassType; private: friend class Font_Class; static CppClassType font_class_; private: // noncopyable Font(const Font&); Font& operator=(const Font&); protected: explicit Font(const Glib::ConstructParams& construct_params); explicit Font(PangoFont* castitem); #endif /* DOXYGEN_SHOULD_SKIP_THIS */ public: virtual ~Font(); #ifndef DOXYGEN_SHOULD_SKIP_THIS static GType get_type() G_GNUC_CONST; static GType get_base_type() G_GNUC_CONST; #endif ///Provides access to the underlying C GObject. PangoFont* gobj() { return reinterpret_cast(gobject_); } ///Provides access to the underlying C GObject. const PangoFont* gobj() const { return reinterpret_cast(gobject_); } ///Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs. PangoFont* gobj_copy(); private: //This would return a PangoEngineShape* but the definition of the struct is surrounded by #define PANGO_ENABLE_BACKEND [...] #endif. So don't wrap it. public: /** Returns a description of the font. * @return A newly-allocated Pango::FontDescription object. */ FontDescription describe() const; FontDescription describe_with_absolute_size() const; /** Computes the coverage map for a given font and language tag. * @param language The language tag. * @return A newly-allocated Pango::Coverage object. */ Glib::RefPtr get_coverage(const Language& language) const; /** Gets overall metric information for a font. * The metrics may be substantially different for different scripts. * However, this function overload returns the metrics for the entire font. */ FontMetrics get_metrics() const; /** Gets overall metric information for a font. Since the metrics may be * substantially different for different scripts, a language tag can * be provided to indicate that the metrics should be retrieved that * correspond to the script(s) used by that language. * @param language Language tag used to determine which script to get the metrics * for. * @return A Pango::Metrics object. */ FontMetrics get_metrics(const Language& language) const; /** Gets the logical and ink extents of a glyph within a font. The * coordinate system for each rectangle has its origin at the * base line and horizontal origin of the character with increasing * coordinates extending to the right and down. The macros PANGO_ASCENT(), * PANGO_DESCENT(), PANGO_LBEARING(), and PANGO_RBEARING can be used to convert * from the extents rectangle to more traditional font metrics. The units * of the rectangles are in 1/PANGO_SCALE of a device unit. * @param glyph The glyph index. * @param ink_rect Rectangle used to store the extents of the glyph as drawn. * @param logical_rect Rectangle used to store the logical extents of the glyph. */ void get_glyph_extents(Glyph glyph, Rectangle& ink_rect, Rectangle& logical_rect) const; /** Gets the font map for which the font was created. * @return The Pango::FontMap for the font. */ Glib::RefPtr get_font_map(); /** Gets the font map for which the font was created. * @return The Pango::FontMap for the font. */ Glib::RefPtr get_font_map() const; /** Get the ink extents of a glyph within the font. * @param glyph The glyph index. * @return The extents of the glyph as drawn. */ Rectangle get_glyph_ink_extents(Glyph glyph) const; /** Gets the logical extents of a glyph within the font. * @param glyph The glyph index. * @return The logical extents of the glyph. */ Rectangle get_glyph_logical_extents(Glyph glyph) const; public: public: //C++ methods used to invoke GTK+ virtual functions: #ifdef GLIBMM_VFUNCS_ENABLED #endif //GLIBMM_VFUNCS_ENABLED protected: //GTK+ Virtual Functions (override these to change behaviour): #ifdef GLIBMM_VFUNCS_ENABLED #endif //GLIBMM_VFUNCS_ENABLED //Default Signal Handlers:: #ifdef GLIBMM_DEFAULT_SIGNAL_HANDLERS_ENABLED #endif //GLIBMM_DEFAULT_SIGNAL_HANDLERS_ENABLED }; } /* namespace Pango */ namespace Glib { /** @relates Pango::Font * @param object The C instance * @param take_copy False if the result should take ownership of the C instance. True if it should take a new copy or ref. * @result A C++ instance that wraps this C instance. */ Glib::RefPtr wrap(PangoFont* object, bool take_copy = false); } #endif /* _PANGOMM_FONT_H */