tim@975: function handleMeasurements(event) {
tim@975:     var geometry = event.geometry;
tim@975:     var units    = event.units;
tim@975:     var order    = event.order;
tim@975:     var measure  = event.measure;
tim@975:     var element  = document.getElementById('measurements');
tim@975:     
tim@975:     var out = "";
tim@975:     if(order == 1) {
tim@975:         out += "L\u00e4nge: " + measure.toFixed(3) + " " + units;
tim@975:     } else {
tim@975:         out += "Fl\u00e4che: " + measure.toFixed(3) + " " + units + "<sup>2</sup>";
tim@975:     }
tim@975: 
tim@975:     element.innerHTML=out;
tim@975: };
tim@975: 
tim@975: 
tim@975: 
tim@975: function readWMC(merge) {
tim@975:     var layers = mapPanel.layers;
tim@975:     map    = mapPanel.map;
tim@975: 
tim@975:     var format = new OpenLayers.Format.WMC({'layerOptions': {buffer: 0}});
tim@975:     var text = document.getElementById("wmc").value;
tim@975: 
tim@975:     merge = true;
tim@975:     if(merge) {
tim@975:         try {
tim@975:             map = format.read(text, {map: map});
tim@975:         } catch(err) {
tim@975:             document.getElementById("wmc").value = err;
tim@975:         }
tim@975:     } else {
tim@975:         map.destroy();
tim@975:         try {
tim@975:             var jsonFormat = new OpenLayers.Format.JSON();
tim@975:             var mapOptions = jsonFormat.read();
tim@975:             map = format.read(text, {map: mapOptions});
tim@975:         } catch(err) {
tim@975:             document.getElementById("wmc").value = err;
tim@975:         }
tim@975:     }
tim@975: 
tim@975:     // create MapPanel
tim@975:     mapPanel = new GeoExt.MapPanel({
tim@975:         border: true,
tim@975:         title: "Karte",
tim@975:         region: "center",
tim@975:         map: map,
tim@975:         zoom: 1,
tim@975:         layers: map.layers
tim@975:     });
tim@975: }
tim@975: 
tim@975: 
tim@975: function writeWMC(merge) {
tim@975:     var format = new OpenLayers.Format.WMC({'layerOptions': {buffer: 0}});
tim@975: 
tim@975:     try {
tim@975:         var text = format.write(map);
tim@975:         document.getElementById("wmc").value = text;
tim@975:     } catch(err) {
tim@975:         document.getElementById("wmc").value = err;
tim@975:     }
tim@975: }
tim@975: 
tim@975: 
tim@975: 
tim@975: function toggleGetFeatureInfo(evt) {
tim@975:     if (infoActive) {
tim@975:         infoControls.click.deactivate();
tim@975:         infoActive = false;
tim@975:     }
tim@975:     else {
tim@975:         infoControls.click.activate();
tim@975:         infoActive = true;
tim@975:     }
tim@975: }
tim@975: 
tim@975: 
tim@975: function showInfo(evt) {
tim@975: }
tim@975: 
tim@975: 
tim@975: function addLayer() {
tim@975:     var record = grid.getSelectionModel().getSelected();
tim@975:     
tim@975:     if (record) {
tim@975:         var copy = record.copy();
tim@975:         copy.set("layer", record.get("layer"));
tim@975:         copy.get("layer").mergeNewParams({
tim@975:             format: "image/png",
tim@975:             transparent: true
tim@975:         });
tim@975: 
tim@975:         mapPanel.layers.add(copy);
tim@975:         mapPanel.map.zoomToExtent(OpenLayers.Bounds.fromArray(copy.get("llbbox")));
tim@975:     }
tim@975: }
tim@975: 
tim@975: 
tim@975: // this is just copied from OpenLayers.Util
tim@975: function urlAppend(url, paramStr) {
tim@975:     var newUrl = url;
tim@975:     if(paramStr) {
tim@975:         var parts = (url + " ").split(/[?&]/);
tim@975:         newUrl += (parts.pop() === " " ?
tim@975:             paramStr :
tim@975:             parts.length ? "&" + paramStr : "?" + paramStr);
tim@975:     }
tim@975:     return newUrl;
tim@975: }
tim@975: 
tim@975: 
tim@975: function updateCapabilities() {
tim@975:     var ele = Ext.Element.get('capfield');
tim@975: 
tim@975:     var url     = ele.getValue();
tim@975:     var service = "SERVICE=WMS";
tim@975:     var request = "REQUEST=GetCapabilities";
tim@975:     url = urlAppend(url, service);
tim@975:     url = urlAppend(url, request);
tim@975: 
tim@975:     store = new GeoExt.data.WMSCapabilitiesStore({
tim@975:         url: url
tim@975:     });
tim@975:     store.load();
tim@975: 
tim@975:     grid.destroy();
tim@975:     grid = new Ext.grid.GridPanel({
tim@975:         id: 'wmsgrid',
tim@975:         collapsible: false,
tim@975:         split: false,
tim@975:         border: true,
tim@975:         height: 440,
tim@975:         //autoHeight: true, don't use autoHeight, because the component doesn't
tim@975:         //take care on  the 'addLayer' button at the bottom
tim@975:         store: store,
tim@975:         cm: new Ext.grid.ColumnModel([
tim@975:         {
tim@975:             header: 'Name',
tim@975:             dataIndex: 'name',
tim@975:             sortable: true
tim@975:         },
tim@975:         {
tim@975:             id: 'title',
tim@975:             header: 'Title',
tim@975:             dataIndex: 'title',
tim@975:             sortable: true
tim@975:         }]),
tim@975:         renderTo: 'capgrid',
tim@975:         bbar: [{
tim@975:             text: 'Add Layer',
tim@975:             handler: addLayer
tim@975:         }]
tim@975:     });
tim@975: }
tim@975: 
tim@975: 
tim@975: function editFeature(e) {
tim@975:     var feature = e.feature;
tim@975: 
tim@975:     // TODO SET FEATURE ATTRIBUTES
tim@975:     //feature.attributes['lawa'] = 999;
tim@975:     //feature.attributes['lawa_id'] = 999;
tim@975:     //feature.attributes['w_gwk_lawa'] = 999;
tim@975:     //feature.attributes['w_wrrl'] = 999;
tim@975:     //feature.attributes['length_fee'] = 999;
tim@975: }
tim@975: 
tim@975: function updateControls() {
tim@975:     var controls = panel.controls;
tim@975: 
tim@975:     controls.remove(drawPointControl);
tim@975:     controls.remove(drawPathControl);
tim@975:     controls.remove(drawPolygonControl);
tim@975: 
tim@975:     panel.destroy();
tim@975:     panel = new OpenLayers.Control.Panel();
tim@975:     panel.addControls(controls);
tim@975: 
tim@975:     if (points.getVisibility())
tim@975:         panel.addControls(drawPointControl);
tim@975:     if (lines.getVisibility())
tim@975:         panel.addControls(drawPathControl);
tim@975:     if (polygons.getVisibility())
tim@975:         panel.addControls(drawPolygonControl);
tim@975: 
tim@975:     map.addControl(panel);
tim@975: }