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// -*- c++ -*-
// Generated by gtkmmproc -- DO NOT MODIFY!
#ifndef _PANGOMM_FONT_H
#define _PANGOMM_FONT_H
#include <glibmm.h>
/* $Id$ */
/* 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 <glibmm/object.h>
#include <pangomm/rectangle.h>
#include <pangomm/language.h>
#include <pangomm/glyph.h>
#include <pangomm/fontdescription.h>
#include <pangomm/fontmetrics.h>
#include <pangomm/coverage.h>
#include <pango/pango-font.h>
#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;
/** 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<PangoFont*>(gobject_); }
///Provides access to the underlying C GObject.
const PangoFont* gobj() const { return reinterpret_cast<PangoFont*>(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;
/** 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<Coverage> 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;
/** 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:
protected:
//GTK+ Virtual Functions (override these to change behaviour):
//Default Signal Handlers::
};
} /* 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<Pango::Font> wrap(PangoFont* object, bool take_copy = false);
}
#endif /* _PANGOMM_FONT_H */
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