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Viewing changes to views/gis/unused/ol_controls_features_unused.js

  • Committer: eliao
  • Date: 2010-08-01 09:56:45 UTC
  • Revision ID: eliao@ibm-l3bw307-20100801095645-gsq9wcmjan0o0tby
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views/gis/unused/ol_controls_features_unused.js
 
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// We add the controls in mf_toolbar.js
 
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// Add control to add new points to the map.
 
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pointControl = new OpenLayers.Control.DrawFeature(featuresLayer, OpenLayers.Handler.Point);
 
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pointControl.featureAdded = shn_gis_map_create_feature;
 
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map.addControl(pointControl);
 
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// Add control to add new lines to the map.
 
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lineControl = new OpenLayers.Control.DrawFeature(featuresLayer, OpenLayers.Handler.Path);
 
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lineControl.featureAdded = shn_gis_map_create_feature;
 
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map.addControl(lineControl);
 
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// Add control to add new polygons to the map.
 
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polygonControl = new OpenLayers.Control.DrawFeature(featuresLayer, OpenLayers.Handler.Polygon);
 
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polygonControl.featureAdded = shn_gis_map_create_feature;
 
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map.addControl(polygonControl);
 
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// Add control to select features (showing info popup).
 
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selectControl = new OpenLayers.Control.SelectFeature(featuresLayer, {
 
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    onSelect: onFeatureSelect_1,
 
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    onUnselect: onFeatureUnselect_1,
 
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    multiple: false,
 
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    clickout: true,
 
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    toggle: true
 
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});
 
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map.addControl(selectControl);
 
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// Supports feature select control.
 
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function onFeatureSelect_1(feature){
 
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    // Set global for back referencing
 
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    currentFeature = feature;
 
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    if (feature.popup.map == null) {
 
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        map.addPopup(feature.popup);
 
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        feature.popup.show();
 
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    } else {
 
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        feature.popup.toggle();
 
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    }
 
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}
 
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// Supports feature select control.
 
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function onFeatureUnselect_1(feature) {
 
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    feature.popup.hide();
 
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}
 
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// Add control to drag internal features around the map.
 
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// unused currently (will need to be careful about icon clash with Map pan/drag!)
 
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dragControl = new OpenLayers.Control.DragFeature(featuresLayer, {
 
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    onComplete: shn_gis_popup_edit_position
 
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});
 
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//map.addControl(dragControl);
 
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// Called by dragControl after editing a Features position
 
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function shn_gis_popup_edit_position(feature, pixel)
 
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{
 
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    xmlHttp = GetXmlHttpObject();
 
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    if (xmlHttp==null){
 
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        alert ("Your browser does not support AJAX!");
 
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        return;
 
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    }
 
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    currentFeature = feature;
 
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    // Move features popup to new location
 
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    feature.popup.lonlat = feature.geometry.getBounds().getCenterLonLat();
 
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    // Need id before clone
 
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    var id  = feature.fid.substring(6)
 
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    // Clone to stop any effects on the current feature.
 
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    var cfcopy = feature.clone();
 
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    // Transform for db.
 
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    var lonlat = cfcopy.geometry.getBounds().getCenterLonLat().clone();
 
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    var proj_current = map.getProjectionObject();
 
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    lonlat.transform(proj_current, proj4326);
 
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    var lat = lonlat.lat;
 
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    var lon = lonlat.lon;
 
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    var wkt = cfcopy.geometry.transform(proj_current, proj4326).toString();
 
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    // Send to db
 
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    //ToDo: =URL(r=request,c='gis',f='feature',args=['create'],vars=dict(format='json')
 
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    var url='index.php?act=gis_popup_edit_position&mod=xst&stream=text&id=' + id;
 
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    url = url + "&center_lat=" + lat + "&center_lon=" + lon + "&wkt=" + wkt;
 
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    url = url +"&sid=" + Math.random();
 
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    //xmlHttp.onreadystatechange = shn_gis_popup_print;
 
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    xmlHttp.open("GET", url, true);
 
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    xmlHttp.send(null);
 
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}
 
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// Add control to modify the shape of internal features on the map.
 
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// WARNING this seems to cause select feature to behaviour strangely 
 
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//(eg being able to drag a selected feature even if modify is disabled)
 
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//modifyControl = new OpenLayers.Control.ModifyFeature(featuresLayer);
 
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//map.addControl(modifyControl);
 
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//modifyControl.mode = OpenLayers.Control.ModifyFeature.RESHAPE;
 
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//modifyControl.mode &= ~OpenLayers.Control.ModifyFeature.DRAG;
 
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// Start with select activated.
 
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// unused_ol_controls_switch.js
 
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//shn_gis_map_control_select();
 
 
b'\\ No newline at end of file'