/* 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 */