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GUIElement.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.
 *
 * $URL$
 * $Id$
 *
 */

#include "backends/platform/sdl/sdl-sys.h"

#include "Toolbar.h"

#include "SDL_ImageResource.h"

namespace CEGUI {

GUIElement::GUIElement(int x, int y, int width, int height) :
      _background(0), _drawn(false), _visible(true), _x(x), _y(y), _width(width), _height(height) {
}

bool GUIElement::setBackground(WORD backgroundReference) {
      _background = new SDL_ImageResource();
      if (!_background->load(backgroundReference)) {
            delete _background;
            _background = NULL;
            return false;
      }
      if (!_height && !_width) {
            _height = _background->height();
            _width = _background->width();
      } else if (_background->height() != _height || _background->width() != _width) {
            delete _background;
            _background = NULL;
            return false;
      }
      return true;
}

void GUIElement::move(int x, int y) {
      _x = x;
      _y = y;
}

bool GUIElement::draw(SDL_Surface *surface) {
      if (_background && !_drawn && _visible) {
            SDL_Rect rect;

            rect.x = _x;
            rect.y = _y;
            rect.w = _width;
            rect.h = _height;

            SDL_BlitSurface(_background->get(), NULL, surface, &rect);

            _drawn = true;

            return true;
      } else
            return false;
}

bool GUIElement::checkInside(int x, int y) {
      if (x >= _x && x <= _x + _width && y >= _y && y <= _y + _height)
            return true;
      else
            return false;
}

void GUIElement::setVisible(bool visibility) {
      if (visibility && !_visible)
            _drawn = false;
      _visible = visibility;
}

bool GUIElement::visible() {
      return _visible;
}

void GUIElement::forceRedraw() {
      _drawn = false;
}

bool GUIElement::drawn() {
      return _drawn;
}

int GUIElement::x() {
      return _x;
}

int GUIElement::y() {
      return _y;
}

int GUIElement::width() {
      return _width;
}

int GUIElement::height() {
      return _height;
}

GUIElement::~GUIElement() {
      delete _background;
}

} // End of namespace CEGUI

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