/* ************************************************************************

   qooxdoo - the new era of web development

   http://qooxdoo.org

   Copyright:
     2004-2008 1&1 Internet AG, Germany, http://www.1und1.de

   License:
     LGPL: http://www.gnu.org/licenses/lgpl.html
     EPL: http://www.eclipse.org/org/documents/epl-v10.php
     See the LICENSE file in the project's top-level directory for details.

   Authors:
     * Sebastian Werner (wpbasti)
     * Fabian Jakobs (fjakobs)

************************************************************************ */

/**
 * @tag noPlayground
 */
qx.Class.define("demobrowser.demo.bom.Location",
{
  extend : qx.application.Native,

  members :
  {
    main : function()
    {
      this.base(arguments);

      var links = document.getElementById("list").getElementsByTagName("a");
      for (var i=0, l=links.length; i<l; i++) {
        links[i].onclick = demobrowser.demo.bom.Location.jump;
      }
    }
  },

  statics :
  {
    num : function(elem, style) {
      return parseInt(qx.bom.element.Style.get(elem, style, qx.bom.element.Style.COMPUTED_MODE, false), 10);
    },

    jump : function(event)
    {
      if (!event) {
        event = window.event;
      }

      event.returnValue = false;

      if (event.preventDefault) {
        event.preventDefault();
      }

      function num(elem, style) {
        return parseInt(qx.bom.element.Style.get(elem, style, qx.bom.element.Style.COMPUTED_MODE, false), 10);
      };

      var href = this.href;
      var id = href.substr(href.indexOf('#')+1);

      var elem = document.getElementById(id);
      var location = qx.bom.element.Location.get(elem, document.getElementById("mode").value);

      var moveable = document.getElementById("moveable");
      moveable.style.left = location.left + "px";
      moveable.style.top = location.top + "px";

      if (qx.core.Environment.get("css.boxmodel") == "border")
      {
        moveable.style.width = (location.right - location.left) + "px";
        moveable.style.height = (location.bottom - location.top) + "px";
      }
      else
      {
        moveable.style.width = (location.right - location.left - num(moveable, "borderLeftWidth") - num(moveable, "borderRightWidth")) + "px";
        moveable.style.height = (location.bottom - location.top - num(moveable, "borderTopWidth") - num(moveable, "borderBottomWidth")) + "px";
      }

      return false;
    },

    randomize : function()
    {
      var divs = document.body.getElementsByTagName("div");
      for (var i=0, l=divs.length; i<l; i++)
      {
        if (divs[i].id && divs[i].id != "moveable")
        {
          divs[i].style.margin = Math.round(Math.random()*10) + "px";
          divs[i].style.padding = Math.round(Math.random()*10) + "px";
          divs[i].style.borderWidth = Math.round(Math.random()*10) + "px";
        }
      }
    }
  }
});
