import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
/**
 * Inits the map widget.
 *
 * @param defaultMapOptions
 *            the default map options
 * @param isGoogle
 *            the is google
 */
private void initMapWidget(MapOptions defaultMapOptions, boolean isGoogle)
{
    mapWidget = new MapWidget("100%", "100%", defaultMapOptions);
    this.map = mapWidget.getMap();
    // this.map.addControl(new LayerSwitcher());
    if (isGoogle)
    {
        this.createOSM();
        // this.createBaseGoogleLayer();
    }
    else
    {
        WMSParams wmsParams = new WMSParams();
        wmsParams.setFormat("image/png");
        wmsParams.setLayers("basic");
        wmsParams.setStyles("");

        WMSOptions wmsLayerParams = new WMSOptions();
        wmsLayerParams.setTransitionEffect(TransitionEffect.RESIZE);

        layer = new WMS("Basic WMS", "http://labs.metacarta.com/wms/vmap0", wmsParams,
                wmsLayerParams);
        this.map.addLayer(layer);
    }

    this.initVectorLayer();
}
 

import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
@Override
protected void init() {
	mapWidget = new MapWidget("100%", "100%", new MapOptions());
	
	// Humanitarian layer
	final OSMOptions hotOption = new OSMOptions();
	hotOption.setIsBaseLayer(true);
	hotOption.crossOriginFix();
	hotOption.setSphericalMercator(true);

	XYZ HOTLayer = new XYZ(I18N.CONSTANTS.humanitarianOSMLayer(), "http://a.tile.openstreetmap.fr/hot/${z}/${x}/${y}.png", hotOption);
			
	// Basic layer
	OSM osmMapnik = new OSM();
	osmMapnik.setName(I18N.CONSTANTS.basicOSMLayer());
	osmMapnik.setIsBaseLayer(true);
	
	// Pin layer
	vectorLayer = new Vector(I18N.CONSTANTS.projectSitesLayer());
	
	// Drag & drop listeners
	dragFeature = createDraggableFeature(vectorLayer);
	
	// Center & zoom
	LonLat lonLat = new LonLat(0, 0);
	lonLat.transform(TRANSFORM_SOURCE, mapWidget.getMap().getProjection());
	
	mapWidget.getMap().addLayer(HOTLayer);
	mapWidget.getMap().addLayer(osmMapnik);
	mapWidget.getMap().addLayer(vectorLayer);
	mapWidget.getMap().addControl(new LayerSwitcher());
	mapWidget.getMap().setCenter(lonLat, 1);
	mapWidget.getMap().updateSize();
	
	getRoot().add(mapWidget);
	setInitialized(true);
}
 

import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
public GeoMap() {
	final MapOptions defaultMapOptions = new MapOptions();
	defaultMapOptions.removeDefaultControls();
	mapWidget = new MapWidget("100%", "100%", defaultMapOptions);		
	getMap().addControl(navHistory);
}
 

import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
public MapWidget getMapWidget() {
	return mapWidget;
}
 

import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
/**
 * <p>initializeMap</p>
 */
private void initializeMap() {
    final MapOptions mo = new MapOptions();
    mo.setProjection(PROJECTION_SPHERICAL_MERCATOR.getProjectionCode());
    mo.setDisplayProjection(PROJECTION_LAT_LON);
    mo.setMaxExtent(new Bounds(-180, -90, 180, 90).transform(PROJECTION_LAT_LON,PROJECTION_SPHERICAL_MERCATOR));
    m_mapWidget = new MapWidget("100%", "100%", mo);
    m_mapHolder.add(m_mapWidget);

    m_map = m_mapWidget.getMap();
    m_map.addControl(new PanZoomBar());
    m_map.addControl(new MousePosition());
    m_map.zoomTo(2);

    initializeImageError();

    XYZOptions xyzOptions = new XYZOptions();
    xyzOptions.setSphericalMercator(true);
    xyzOptions.setAttribution("Default tiles courtesy of <a href=\"http://open.mapquest.co.uk/\">MapQuest</a>");
    XYZ x = new XYZ("OpenStreetMap", getLayerUrl(), xyzOptions);
    x.setIsBaseLayer(true);
    x.setIsVisible(true);
    m_map.addLayer(x);

    m_markersLayer = new Markers("Remote Pollers");
    m_markersLayer.setIsVisible(true);
    m_markersLayer.setIsBaseLayer(false);
    m_map.addLayer(m_markersLayer);

    /*
    final LayerSwitcher switcher = new LayerSwitcher();
    m_map.addControl(switcher);
    */

    m_map.zoomToMaxExtent();

    Window.addResizeHandler(new ResizeHandler() {
        public void onResize(ResizeEvent event) {
            syncMapSizeWithParent();
        }
    });
}
 

import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
private MapWidget createMapContent() {
	return controller.createMap();
}
 

import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
public MapWidget createMap() {
    return map.getMapWidget();
}
 

import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
private MapWidget createMapContent() {
    OverviewMapController controller = new OverviewMapController();
    return controller.createMap(); // TODO refactor

    // return new LegendMap().getLayout();
}
 

import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
public MapWidget createMap() {
	return map.getMapWidget();
}
 

import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
private void initializeMapWidget(String cssHeight) {
    initializeDefaultMapOptions();
    mapWidget = new MapWidget("100%", cssHeight, defaultMapOptions);
    map = mapWidget.getMap();
    addMapControls(defaultMapOptions);
}
 

import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
public MapWidget getMapWidget() {
    return mapWidget;
}
 

import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
public void setMapWidget(MapWidget mapWidget) {
    this.mapWidget = mapWidget;
}
 

import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
/**
 * Gets the map widget.
 *
 * @return the map widget
 */
public MapWidget getMapWidget()
{
    return mapWidget;
}
 

import org.gwtopenmaps.openlayers.client.MapWidget; //导入依赖的package包/类
public MapWidget createMap();