/**
* The new type constructor
*/
function ModdleElement(attrs) {
props.define(this, '$type', { value: name, enumerable: true });
props.define(this, '$attrs', { value: {} });
props.define(this, '$parent', { writable: true });
forEach(attrs, bind(function(val, key) {
this.set(key, val);
}, this));
}
MouseTracking.prototype._init = function() {
var eventBus = this._eventBus,
canvas = this._canvas;
var container = canvas.getContainer();
this._setMousePosition = bind(this._setMousePosition, this);
container.addEventListener('mousemove', this._setMousePosition);
eventBus.on('diagram.destroy', function() {
container.removeEventListener('mousemove', this._setMousePosition);
}, this);
eventBus.on('element.hover', this._setHoverElement, this);
};