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@ -1,5 +1,7 @@
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package org.gcube.portlets.user.geoportaldataviewer.client.gis;
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import java.util.HashMap;
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import org.gcube.portlets.user.geoportaldataviewer.client.GeoportalDataViewerConstants;
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import org.gcube.portlets.user.geoportaldataviewer.client.events.AddedLayerToMapEvent;
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import org.gcube.portlets.user.geoportaldataviewer.shared.gis.LayerItem;
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@ -13,6 +15,8 @@ import com.google.gwt.user.client.Event;
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import ol.Collection;
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import ol.Coordinate;
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import ol.Feature;
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import ol.FeatureOptions;
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import ol.Map;
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import ol.MapBrowserEvent;
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import ol.MapEvent;
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@ -25,6 +29,7 @@ import ol.View;
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import ol.ViewOptions;
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import ol.control.Attribution;
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import ol.event.EventListener;
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import ol.geom.Geometry;
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import ol.interaction.Draw;
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import ol.interaction.DrawOptions;
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import ol.interaction.Extent;
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@ -36,6 +41,7 @@ import ol.layer.Base;
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import ol.layer.Image;
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import ol.layer.LayerOptions;
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import ol.layer.Tile;
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import ol.layer.VectorLayerOptions;
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import ol.proj.Projection;
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import ol.proj.ProjectionOptions;
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import ol.source.ImageWms;
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@ -45,74 +51,101 @@ import ol.source.Osm;
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import ol.source.Vector;
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import ol.source.XyzOptions;
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// TODO: Auto-generated Javadoc
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/**
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* The Class OpenLayerOSM.
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*
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* @author Francesco Mangiacrapa at ISTI-CNR (francesco.mangiacrapa@isti.cnr.it)
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*
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* Oct 27, 2020
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* Oct 27, 2020
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*/
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public abstract class OpenLayerOSM {
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/**
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* Click listener.
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*
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* @param event the event
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*/
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public abstract void clickListener(MapBrowserEvent event);
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/**
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* Move end listener.
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*
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* @param event the event
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*/
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public abstract void moveEndListener(MapEvent event);
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/**
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* Move start listener.
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*
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* @param event the event
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*/
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public abstract void moveStartListener(MapEvent event);
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/**
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* Map zoom listener.
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*
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* @param event the event
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*/
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public abstract void mapZoomListener(MapEvent event);
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/**
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* Map zoom end listener.
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*
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* @param event the event
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*/
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public abstract void mapZoomEndListener(MapEvent event);
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/** The map. */
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private Map map;
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/** The view. */
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private View view;
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/** The view options. */
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private ViewOptions viewOptions = OLFactory.createOptions();
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/** The projection options. */
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private ProjectionOptions projectionOptions = OLFactory.createOptions();
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/** The point draw. */
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private Draw queryPoint;
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private Extent queryBox;
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/** The popup overlay. */
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private Overlay popupOverlay;
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private HandlerManager eventBus;
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private boolean isQueryBoxActive;
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private boolean isQueryPointActive;
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/**
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* Instantiates a new open layer OSM.
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*
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* @param divTargetId the div target id
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* @param eventBus the event bus
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*/
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/* (non-Javadoc)
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* @see de.desjardins.ol3.demo.client.example.Example#show()
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*/
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private java.util.Map<String, Image> wmsDetailsLayerMap;
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/**
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* Instantiates a new open layer OSM.
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*
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* @param divTargetId the div target id
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* @param eventBus the event bus
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*/
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/*
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* (non-Javadoc)
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*
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* @see de.desjardins.ol3.demo.client.example.Example#show()
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*/
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public OpenLayerOSM(String divTargetId, HandlerManager eventBus) {
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this.eventBus = eventBus;
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// create a OSM-layer
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XyzOptions osmSourceOptions = OLFactory.createOptions();
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// create a OSM-layer
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XyzOptions osmSourceOptions = OLFactory.createOptions();
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Osm osmSource = new Osm(osmSourceOptions);
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LayerOptions osmLayerOptions = OLFactory.createOptions();
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osmLayerOptions.setSource(osmSource);
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Osm osmSource = new Osm(osmSourceOptions);
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LayerOptions osmLayerOptions = OLFactory.createOptions();
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osmLayerOptions.setSource(osmSource);
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Tile osmLayer = new Tile(osmLayerOptions);
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Tile osmLayer = new Tile(osmLayerOptions);
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// create a projection
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projectionOptions.setCode(GeoportalDataViewerConstants.EPSG_3857);
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projectionOptions.setUnits("m");
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@ -120,39 +153,41 @@ public abstract class OpenLayerOSM {
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Projection projection = new Projection(projectionOptions);
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viewOptions.setProjection(projection);
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viewOptions.setMaxZoom(19);
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// create a view
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view = new View(viewOptions);
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// create the map
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MapOptions mapOptions = OLFactory.createOptions();
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mapOptions.setTarget(divTargetId);
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mapOptions.setView(view);
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map = new Map(mapOptions);
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map.addLayer(osmLayer);
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//map.addLayer(tileDebugLayer);
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// add some controls
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map.addControl(OLFactory.createScaleLine());
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MapUtils.addDefaultControls(map.getControls());
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Attribution attribution = new Attribution();
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attribution.setCollapsed(true);
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map.addControl(attribution);
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// add some interactions
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map.addInteraction(new KeyboardPan());
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map.addInteraction(new KeyboardZoom());
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bindEvents();
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}
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// create a view
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view = new View(viewOptions);
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// create the map
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MapOptions mapOptions = OLFactory.createOptions();
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mapOptions.setTarget(divTargetId);
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mapOptions.setView(view);
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map = new Map(mapOptions);
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map.addLayer(osmLayer);
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// map.addLayer(tileDebugLayer);
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// add some controls
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map.addControl(OLFactory.createScaleLine());
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MapUtils.addDefaultControls(map.getControls());
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Attribution attribution = new Attribution();
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attribution.setCollapsed(true);
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map.addControl(attribution);
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// add some interactions
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map.addInteraction(new KeyboardPan());
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map.addInteraction(new KeyboardZoom());
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bindEvents();
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}
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/**
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* Bind events.
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*/
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private void bindEvents() {
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map.addClickListener(new EventListener<MapBrowserEvent>() {
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@Override
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@ -168,7 +203,7 @@ public abstract class OpenLayerOSM {
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moveEndListener(event);
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}
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});
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map.addMoveStartListener(new EventListener<MapEvent>() {
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@Override
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@ -176,7 +211,7 @@ public abstract class OpenLayerOSM {
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moveStartListener(event);
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}
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});
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map.addMapZoomListener(new EventListener<MapEvent>() {
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@Override
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@ -184,7 +219,7 @@ public abstract class OpenLayerOSM {
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mapZoomListener(event);
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}
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});
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map.addMapZoomEndListener(new EventListener<MapEvent>() {
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@Override
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@ -193,32 +228,37 @@ public abstract class OpenLayerOSM {
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}
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});
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}
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/**
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* Sets the center.
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*
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* @param centerCoordinate the new center
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*/
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public void setCenter(Coordinate centerCoordinate) {
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view.setCenter(centerCoordinate);
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view.setCenter(centerCoordinate);
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}
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/**
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* Sets the center.
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*
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* @param centerCoordinate the new center
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* @param zoom the new zoom
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*/
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public void setZoom(int zoom) {
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view.setZoom(zoom);
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view.setZoom(zoom);
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}
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/**
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* Show popup.
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*
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* @param html the html
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* @param coordinate the coordinate
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*/
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public void showPopup(String html, Coordinate coordinate) {
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GWT.log("Showing popup on: "+coordinate);
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//GeoportalDataViewerConstants.print("Showing popup on: "+coordinate);
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GWT.log("Showing popup on: " + coordinate);
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// GeoportalDataViewerConstants.print("Showing popup on: "+coordinate);
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Element elPopup = DOM.getElementById("popup");
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elPopup.getStyle().setVisibility(Visibility.VISIBLE);
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if(popupOverlay==null) {
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if (popupOverlay == null) {
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popupOverlay = addOverlay(elPopup);
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addPopupCloserHandelr(popupOverlay);
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}
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@ -226,14 +266,17 @@ public abstract class OpenLayerOSM {
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popContent.setInnerHTML(html);
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popupOverlay.setPosition(coordinate);
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}
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/**
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* Hide popup.
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*/
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public void hidePopup() {
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if(popupOverlay!=null) {
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if (popupOverlay != null) {
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Element elPopup = DOM.getElementById("popup");
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elPopup.getStyle().setVisibility(Visibility.HIDDEN);
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}
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}
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/**
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* Adds the popup closer handelr.
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*
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@ -253,11 +296,11 @@ public abstract class OpenLayerOSM {
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}
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});
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}
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/**
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* Handler popu closer.
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*
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* @param divId the div id
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* @param divId the div id
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* @param overlayId the overlay id
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*/
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public static native void handlerPopuCloser(String divId, String overlayId) /*-{
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@ -271,21 +314,20 @@ public abstract class OpenLayerOSM {
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}-*/;
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/**
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* Adds the WMS layer.
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*
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* @param layerItem the layer item
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*/
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public void addWMSLayer(LayerItem layerItem) {
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ImageWmsParams imageWMSParams = OLFactory.createOptions();
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imageWMSParams.setLayers(layerItem.getName());
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ImageWmsOptions imageWMSOptions = OLFactory.createOptions();
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imageWMSOptions.setUrl(layerItem.getMapServerHost());
|
|
|
|
|
imageWMSOptions.setParams(imageWMSParams);
|
|
|
|
|
//imageWMSOptions.setRatio(1.5f);
|
|
|
|
|
// imageWMSOptions.setRatio(1.5f);
|
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|
ImageWms imageWMSSource = new ImageWms(imageWMSOptions);
|
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|
@ -293,29 +335,142 @@ public abstract class OpenLayerOSM {
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|
layerOptions.setSource(imageWMSSource);
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|
|
Image wmsLayer = new Image(layerOptions);
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//visibleLayerItems
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// visibleLayerItems
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map.addLayer(wmsLayer);
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|
|
GWT.log("Fired the event Added Layer");
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|
|
eventBus.fireEvent(new AddedLayerToMapEvent(layerItem));
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|
}
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|
/**
|
|
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|
|
* Adds the WMS detail layer.
|
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|
*
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|
* @param layerItem the layer item
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|
*/
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|
public void addWMSDetailLayer(LayerItem layerItem) {
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|
if (wmsDetailsLayerMap == null)
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wmsDetailsLayerMap = new HashMap<String, Image>();
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|
String key = layerItem.getMapServerHost() + "/layer/" + layerItem.getName();
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Image layer = wmsDetailsLayerMap.get(key);
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|
if (layer == null) {
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GWT.log("The detail layer with key: " + key + " does not exist, creating and adding it to map");
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ImageWmsParams imageWMSParams = OLFactory.createOptions();
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|
|
imageWMSParams.setLayers(layerItem.getName());
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|
|
ImageWmsOptions imageWMSOptions = OLFactory.createOptions();
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|
|
imageWMSOptions.setUrl(layerItem.getMapServerHost());
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|
|
imageWMSOptions.setParams(imageWMSParams);
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|
|
// imageWMSOptions.setRatio(1.5f);
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|
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ImageWms imageWMSSource = new ImageWms(imageWMSOptions);
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|
|
LayerOptions layerOptions = OLFactory.createOptions();
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|
|
layerOptions.setSource(imageWMSSource);
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|
|
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|
|
Image wmsLayer = new Image(layerOptions);
|
|
|
|
|
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|
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|
|
// visibleLayerItems
|
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|
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|
|
map.addLayer(wmsLayer);
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|
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|
|
wmsDetailsLayerMap.put(key, wmsLayer);
|
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|
|
GWT.log("Fired the event Added Layer");
|
|
|
|
|
eventBus.fireEvent(new AddedLayerToMapEvent(layerItem));
|
|
|
|
|
} else {
|
|
|
|
|
GWT.log("The detail layer with key: " + key + " already exists, skipping");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public void removeAllDetailLayers() {
|
|
|
|
|
if (wmsDetailsLayerMap == null)
|
|
|
|
|
return;
|
|
|
|
|
|
|
|
|
|
for (String key : wmsDetailsLayerMap.keySet()) {
|
|
|
|
|
Image layer = wmsDetailsLayerMap.get(key);
|
|
|
|
|
map.removeLayer(layer);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
wmsDetailsLayerMap.clear();
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// public void addGeometry(Geometry theGeom) {
|
|
|
|
|
//
|
|
|
|
|
// if(theGeom==null)
|
|
|
|
|
// return;
|
|
|
|
|
//
|
|
|
|
|
// if(geometryLayer==null) {
|
|
|
|
|
// geometryLayer = new Vector("Feature selected");
|
|
|
|
|
// geometryLayer.setDisplayInLayerSwitcher(false);
|
|
|
|
|
// map.addLayer(geometryLayer);
|
|
|
|
|
// }else {
|
|
|
|
|
// geometryLayer.removeAllFeatures();
|
|
|
|
|
// }
|
|
|
|
|
// Style style = new Style();
|
|
|
|
|
// style.setFillColor("#00FF00");
|
|
|
|
|
// style.setGraphicName("circle");
|
|
|
|
|
// style.setPointRadius(10);
|
|
|
|
|
// VectorFeature vf = new VectorFeature(theGeom, style);
|
|
|
|
|
// geometryLayer.addFeature(vf);
|
|
|
|
|
// }
|
|
|
|
|
//
|
|
|
|
|
//
|
|
|
|
|
// protected void removeGeometries() {
|
|
|
|
|
// if(geometryLayer!=null)
|
|
|
|
|
// geometryLayer.removeAllFeatures();
|
|
|
|
|
// }
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Adds the vector.
|
|
|
|
|
*
|
|
|
|
|
* @param geometry the geometry
|
|
|
|
|
*/
|
|
|
|
|
public void addVector(Geometry geometry) {
|
|
|
|
|
|
|
|
|
|
VectorLayerOptions vectorLayerOptions = new VectorLayerOptions();
|
|
|
|
|
vectorLayerOptions.setMap(map);
|
|
|
|
|
|
|
|
|
|
// Style style = new Style();
|
|
|
|
|
// FillOptions fillOptions = new FillOptions();
|
|
|
|
|
// Color color = new Color(0, 0, 255, 1.0);
|
|
|
|
|
// fillOptions.setColor(color);
|
|
|
|
|
// Fill fill = new Fill(fillOptions);
|
|
|
|
|
// style.setFill(fill);
|
|
|
|
|
|
|
|
|
|
FeatureOptions featureOptions = new FeatureOptions();
|
|
|
|
|
featureOptions.setGeometry(geometry);
|
|
|
|
|
Feature feature = OLFactory.createFeature(featureOptions);
|
|
|
|
|
|
|
|
|
|
Vector vectorSource = OLFactory.createVectorSource();
|
|
|
|
|
vectorSource.addFeature(feature);
|
|
|
|
|
vectorLayerOptions.setSource(vectorSource);
|
|
|
|
|
|
|
|
|
|
ol.layer.Vector vector = OLFactory.createVector(vectorLayerOptions);
|
|
|
|
|
|
|
|
|
|
map.addLayer(vector);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Adds the point vector source.
|
|
|
|
|
*
|
|
|
|
|
* @return the draw
|
|
|
|
|
*/
|
|
|
|
|
public Draw addPointVectorSource() {
|
|
|
|
|
if(queryPoint==null)
|
|
|
|
|
if (queryPoint == null)
|
|
|
|
|
initPointInteraction();
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
map.addInteraction(queryPoint);
|
|
|
|
|
isQueryPointActive = true;
|
|
|
|
|
return queryPoint;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Inits the point interaction.
|
|
|
|
|
*/
|
|
|
|
|
@ -328,39 +483,39 @@ public abstract class OpenLayerOSM {
|
|
|
|
|
drawOptions.setMinPoints(1);
|
|
|
|
|
drawOptions.setWrapX(false);
|
|
|
|
|
queryPoint = new Draw(drawOptions);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
queryPoint.addChangeListener(new EventListener<ol.events.Event>() {
|
|
|
|
|
|
|
|
|
|
@Override
|
|
|
|
|
public void onEvent(ol.events.Event event) {
|
|
|
|
|
GWT.log(event.getType());
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
});
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Removes the interaction.
|
|
|
|
|
*
|
|
|
|
|
* @param interaction the interaction
|
|
|
|
|
*/
|
|
|
|
|
public void removeInteraction(Interaction interaction) {
|
|
|
|
|
map.removeInteraction(interaction);
|
|
|
|
|
map.removeInteraction(interaction);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Removes the interactions.
|
|
|
|
|
*/
|
|
|
|
|
public void removeQueryInteractions() {
|
|
|
|
|
Collection<Interaction> interactions = map.getInteractions();
|
|
|
|
|
if(interactions!=null) {
|
|
|
|
|
if (interactions != null) {
|
|
|
|
|
map.removeInteraction(queryBox);
|
|
|
|
|
map.removeInteraction(queryPoint);
|
|
|
|
|
isQueryBoxActive = false;
|
|
|
|
|
isQueryPointActive = false;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Adds the extent interaction.
|
|
|
|
|
*
|
|
|
|
|
@ -369,17 +524,16 @@ public abstract class OpenLayerOSM {
|
|
|
|
|
public Extent addExtentInteraction() {
|
|
|
|
|
ExtentOptions extentOptions = new ExtentOptions();
|
|
|
|
|
extentOptions.setWrapX(false);
|
|
|
|
|
//StyleOptions styleOptions = new StyleOptions();
|
|
|
|
|
//styleOptions.setStroke(stroke);
|
|
|
|
|
//styleOptions.set
|
|
|
|
|
//extentOptions.setBoxStyle(new ol.style.Style(styleOptions));
|
|
|
|
|
// StyleOptions styleOptions = new StyleOptions();
|
|
|
|
|
// styleOptions.setStroke(stroke);
|
|
|
|
|
// styleOptions.set
|
|
|
|
|
// extentOptions.setBoxStyle(new ol.style.Style(styleOptions));
|
|
|
|
|
queryBox = new Extent(extentOptions);
|
|
|
|
|
map.addInteraction(queryBox);
|
|
|
|
|
isQueryBoxActive = true;
|
|
|
|
|
return queryBox;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Adds the overlay.
|
|
|
|
|
*
|
|
|
|
|
@ -405,23 +559,22 @@ public abstract class OpenLayerOSM {
|
|
|
|
|
* @return true, if is layer visible
|
|
|
|
|
*/
|
|
|
|
|
public boolean isLayerVisible(String layerName) {
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Collection<Base> layers = map.getLayers();
|
|
|
|
|
|
|
|
|
|
if(layers!=null) {
|
|
|
|
|
|
|
|
|
|
if (layers != null) {
|
|
|
|
|
Base[] layersArr = layers.getArray();
|
|
|
|
|
for (int i = 0; i < layersArr.length; i++) {
|
|
|
|
|
Base layer = layersArr[i];
|
|
|
|
|
String theLayerName = (String) layer.get("name");
|
|
|
|
|
GWT.log("The Layer name is: "+layerName);
|
|
|
|
|
if(theLayerName!=null && theLayerName.equals(layerName))
|
|
|
|
|
GWT.log("The Layer name is: " + layerName);
|
|
|
|
|
if (theLayerName != null && theLayerName.equals(layerName))
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Gets the projection code.
|
|
|
|
|
@ -431,7 +584,6 @@ public abstract class OpenLayerOSM {
|
|
|
|
|
public String getProjectionCode() {
|
|
|
|
|
return map.getView().getProjection().getCode();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Gets the current zoom level.
|
|
|
|
|
@ -441,9 +593,7 @@ public abstract class OpenLayerOSM {
|
|
|
|
|
public double getCurrentZoomLevel() {
|
|
|
|
|
return map.getView().getZoom();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Gets the bbox.
|
|
|
|
|
*
|
|
|
|
|
@ -452,7 +602,7 @@ public abstract class OpenLayerOSM {
|
|
|
|
|
public ol.Extent getBBOX() {
|
|
|
|
|
return getExtent();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Gets the extent.
|
|
|
|
|
*
|
|
|
|
|
@ -461,26 +611,53 @@ public abstract class OpenLayerOSM {
|
|
|
|
|
public ol.Extent getExtent() {
|
|
|
|
|
return this.map.getView().calculateExtent(map.getSize());
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public Coordinate transform (Coordinate centerCoordinate, String source, String target){
|
|
|
|
|
return Projection.transform(centerCoordinate, source, target);
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Transform.
|
|
|
|
|
*
|
|
|
|
|
* @param centerCoordinate the center coordinate
|
|
|
|
|
* @param source the source
|
|
|
|
|
* @param target the target
|
|
|
|
|
* @return the coordinate
|
|
|
|
|
*/
|
|
|
|
|
public Coordinate transform(Coordinate centerCoordinate, String source, String target) {
|
|
|
|
|
return Projection.transform(centerCoordinate, source, target);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Checks if is query box active.
|
|
|
|
|
*
|
|
|
|
|
* @return true, if is query box active
|
|
|
|
|
*/
|
|
|
|
|
public boolean isQueryBoxActive() {
|
|
|
|
|
return isQueryBoxActive;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Checks if is query point active.
|
|
|
|
|
*
|
|
|
|
|
* @return true, if is query point active
|
|
|
|
|
*/
|
|
|
|
|
public boolean isQueryPointActive() {
|
|
|
|
|
return isQueryPointActive;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Gets the size.
|
|
|
|
|
*
|
|
|
|
|
* @return the size
|
|
|
|
|
*/
|
|
|
|
|
public Size getSize() {
|
|
|
|
|
return map.getSize();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Map instancied.
|
|
|
|
|
*
|
|
|
|
|
* @return true, if successful
|
|
|
|
|
*/
|
|
|
|
|
public boolean mapInstancied() {
|
|
|
|
|
return this.map!=null;
|
|
|
|
|
}
|
|
|
|
|
return this.map != null;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
