/* Copyright (C) 2002 The gtkmm Development Team
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <pangomm/font.h>
#include <pangomm/attributes.h>
#include <pangomm/glyphstring.h>
namespace Pango
{
Analysis::Analysis()
{}
Analysis::Analysis(const PangoAnalysis* src)
:
gobject_ (*src)
{}
SListHandle_Attribute Analysis::get_extra_attrs() const
{
return SListHandle_Attribute(gobj()->extra_attrs, Glib::OWNERSHIP_NONE);
}
Item::Item(const Item& src)
:
gobject_ ((src.gobject_) ? pango_item_copy(src.gobject_) : 0)
{}
Item::Item(PangoItem* castitem, bool make_a_copy)
{
// For BoxedType wrappers, make_a_copy is true by default. The static
// BoxedType wrappers must always take a copy, thus make_a_copy = true
// ensures identical behaviour if the default argument is used.
if(make_a_copy)
{
if(castitem)
gobject_ = pango_item_copy(castitem);
else
gobject_ = 0;
}
else
{
// It was given to us by a function which has already made a copy for us to keep.
gobject_ = castitem;
}
}
Item& Item::operator=(const Item& src)
{
PangoItem *const new_gobject = (src.gobject_) ? pango_item_copy(src.gobject_) : 0;
if(gobject_)
pango_item_free(gobject_);
gobject_ = new_gobject;
return *this;
}
Item::~Item()
{
if(gobject_)
pango_item_free(gobject_);
}
PangoItem* Item::gobj_copy() const
{
return pango_item_copy(gobject_);
}
Analysis Item::get_analysis() const
{
return Analysis(&gobj()->analysis);
}
Glib::ustring Item::get_segment(const Glib::ustring& text) const
{
const char *const start = text.data() + gobj()->offset;
return Glib::ustring(start, start + gobj()->length);
}
Pango::GlyphString Item::shape(const Glib::ustring& text) const
{
return GlyphString(text, get_analysis());
}
} /* namespace Pango */
namespace Glib
{
Pango::Analysis& wrap(PangoAnalysis* object)
{
return *reinterpret_cast<Pango::Analysis*>(object);
}
const Pango::Analysis& wrap(const PangoAnalysis* object)
{
return *reinterpret_cast<const Pango::Analysis*>(object);
}
Pango::Item wrap(PangoItem* object, bool take_copy)
{
return Pango::Item(object, take_copy);
}
} /* namespace Glib */