/**
 * External JS dependencies:
 * AjaxMap
 *
 * External var dependencies:
 * toolbar_zoomInFactor
 */

/**
 * Ajax callback-method for the calls that return a new map image URL that shall be updated.
 */
function zoomin2xCallback(newMapData) {
    setMapData(newMapData);
}

/**
 * Zoom in 2x
 */
function zoomin2xOnButtonClick(e) {
    AjaxMap.zoomInByFactor(toolbar_zoomInFactor, zoomin2xCallback);
}