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ItemSwitch.cpp

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program 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 General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * $URL: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/tags/release-0-13-0/backends/platform/wince/CEgui/ItemSwitch.cpp $
 * $Id: ItemSwitch.cpp 28966 2007-09-19 08:40:12Z peres001 $
 *
 */

#include "ItemSwitch.h"

namespace CEGUI {

      void ItemSwitch::init(WORD referenceTrue, WORD referenceFalse) {
            _backgroundTrue = _background;
            _backgroundFalse = new SDL_ImageResource();
            if (!_backgroundFalse->load(referenceFalse)) {
                  delete _backgroundFalse;
                  delete _background;
                  _background = NULL;
                  _backgroundFalse = NULL;
            }
      }

      ItemSwitch::ItemSwitch(WORD referenceTrue, WORD referenceFalse, bool *item) :
      PanelItem(referenceTrue) {
            init(referenceTrue, referenceFalse);
            _item = item;
            _itemmax = -1;
            if (!*_item)
                  _background = _backgroundFalse;
      }

      ItemSwitch::ItemSwitch(WORD referenceTrue, WORD referenceFalse, int *item, int max) :
      PanelItem(referenceTrue) {
             init(referenceTrue, referenceFalse);
            _itemmultiple = item;
            _itemmax = max;
            if (!*item)
                  _background = _backgroundFalse;
      }

      ItemSwitch::~ItemSwitch() {
            if (_backgroundFalse)
                  delete _backgroundFalse;
      }

      bool ItemSwitch::action(int x, int y, bool pushed) {

            if (checkInside(x, y) && _visible && pushed) {
                  if (_itemmax <= 0) {
                        *_item = !*_item;
                        if (*_item)
                              _background = _backgroundTrue;
                        else
                              _background = _backgroundFalse;

                        if (_panel)
                              _panel->forceRedraw();

                        return true;
                  } else {
                        *_itemmultiple = *_itemmultiple + 1;
                        if (*_itemmultiple > _itemmax)
                              *_itemmultiple = 0;
                        if (*_itemmultiple)
                              _background = _backgroundTrue;
                        else
                              _background = _backgroundFalse;

                        if (_panel)
                              _panel->forceRedraw();

                        return true;
                  }
            } else
                  return false;
      }
}

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