Package ctrl

Source Code of ctrl.WMSTComposer

/* WMSTComposer.java

{{IS_NOTE
  Purpose:
   
  Description:
   
  History:
    Jun 21, 2012 11:42:53 AM , Created by jumperchen
}}IS_NOTE

Copyright (C) 2012 Potix Corporation. All Rights Reserved.

{{IS_RIGHT
}}IS_RIGHT
*/
package ctrl;

import static org.zkoss.openlayers.util.Helper.pair;
import static org.zkoss.openlayers.util.Helper.toMap;

import org.zkoss.openlayers.Openlayers;
import org.zkoss.openlayers.base.Bounds;
import org.zkoss.openlayers.control.LayerSwitcher;
import org.zkoss.openlayers.layer.WMS;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.select.SelectorComposer;
import org.zkoss.zk.ui.select.annotation.Listen;
import org.zkoss.zk.ui.select.annotation.Wire;
import org.zkoss.zul.Textbox;
import org.zkoss.zul.Window;

/**
* A WMS layer with Time demo
*
* @author jumperchen
*/
public class WMSTComposer extends SelectorComposer<Window> {


  @Wire
  private Openlayers map;

  @Wire
  private Textbox year;

  @Wire
  private Textbox month;

  @Wire
  private Textbox day;

  @Wire
  private Textbox hour;

  @Wire
  private Textbox minute;

  private WMS ia_wms;
  public void doAfterCompose(Window comp) throws Exception {
    super.doAfterCompose(comp);
    map.addLayer(new WMS("OpenLayers WMS",
        "http://vmap0.tiles.osgeo.org/wms/vmap0?", toMap(pair("layers",
            "basic"))));

    map.addLayer(new WMS("NASA Global Mosaic",
        "http://t1.hypercube.telascience.org/cgi-bin/landsat7", toMap(
            pair("layers", "landsat7"), pair("visible", false))));
    ia_wms = new WMS(
        "Nexrad",
        "http://mesonet.agron.iastate.edu/cgi-bin/wms/nexrad/n0r-t.cgi?",
        toMap(pair("layers", "nexrad-n0r-wmst"),
            pair("transparent", true), pair("format", "image/png"),
            pair("time", "2005-08-29T13:00:00Z")));
    map.addLayer(ia_wms);
    map.addControl(new LayerSwitcher());
    map.zoomToExtent(new Bounds(-100.898437,22.148438,-78.398437,39.726563), false);
  }

  @Listen("onChange = textbox; onOK = textbox")
  public void changeTime(Event evt) {
    final String formatted = String.format("%s-%s-%sT%s:%s:00Z", year.getValue(),
        month.getValue(), day.getValue(), hour.getValue(),
        minute.getValue());
    ia_wms.mergeNewParams(toMap(pair("time",
        formatted)));
  }
}
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