| Index: branches/SemanticMaps0.8/includes/services/OpenLayers/SM_OpenLayersForms.js |
| — | — | @@ -1,101 +0,0 @@ |
| 2 | | - /** |
| 3 | | - * Javascript functions for OpenLayers functionality in Semantic Maps |
| 4 | | - * |
| 5 | | - * @file SM_OpenLayersFunctions.js |
| 6 | | - * @ingroup SMOpenLayers |
| 7 | | - * |
| 8 | | - * @author Jeroen De Dauw |
| 9 | | - */ |
| 10 | | - |
| 11 | | -/** |
| 12 | | - * This function holds specific functionality for the Open Layers form input of Semantic Maps. |
| 13 | | - */ |
| 14 | | -function makeFormInputOpenLayer( mapName, locationFieldName, lat, lon, zoom, marker_lat, marker_lon, layers, controls, height, langCode ) { |
| 15 | | - var markers = Array(); |
| 16 | | - |
| 17 | | - // Show a starting marker only if marker coordinates are provided. |
| 18 | | - if ( marker_lat != null && marker_lon != null ) { |
| 19 | | - markers.push( { "lat": marker_lat, "lon": marker_lon, "title": "", "label": "", "icon": "" } ); |
| 20 | | - } |
| 21 | | - |
| 22 | | - // Click event handler for updating the location of the marker |
| 23 | | - // TODO / FIXME: This will probably cause problems when used for multiple maps on one page. |
| 24 | | - OpenLayers.Control.Click = OpenLayers.Class(OpenLayers.Control, { |
| 25 | | - defaultHandlerOptions: { |
| 26 | | - 'single': true, |
| 27 | | - 'double': false, |
| 28 | | - 'pixelTolerance': 0, |
| 29 | | - 'stopSingle': false, |
| 30 | | - 'stopDouble': false |
| 31 | | - }, |
| 32 | | - |
| 33 | | - initialize: function(options) { |
| 34 | | - this.handlerOptions = OpenLayers.Util.extend( |
| 35 | | - {}, this.defaultHandlerOptions |
| 36 | | - ); |
| 37 | | - OpenLayers.Control.prototype.initialize.apply( |
| 38 | | - this, arguments |
| 39 | | - ); |
| 40 | | - this.handler = new OpenLayers.Handler.Click( |
| 41 | | - this, { |
| 42 | | - 'click': this.trigger |
| 43 | | - }, this.handlerOptions |
| 44 | | - ); |
| 45 | | - }, |
| 46 | | - |
| 47 | | - trigger: function(e) { |
| 48 | | - var lonlat = map.getLonLatFromViewPortPx(e.xy); |
| 49 | | - |
| 50 | | - replaceMarker(mapName, lonlat); |
| 51 | | - |
| 52 | | - var proj = new OpenLayers.Projection("EPSG:4326"); |
| 53 | | - lonlat.transform(map.getProjectionObject(), proj); |
| 54 | | - |
| 55 | | - document.getElementById(locationFieldName).value = convertLatToDMS(lonlat.lat)+', '+convertLngToDMS(lonlat.lon); |
| 56 | | - } |
| 57 | | - |
| 58 | | - }); |
| 59 | | - |
| 60 | | - var clickHanler = new OpenLayers.Control.Click(); |
| 61 | | - controls.push(clickHanler); |
| 62 | | - |
| 63 | | - var map = initOpenLayer( mapName, lon, lat, zoom, layers, controls, markers, height, langCode ); |
| 64 | | - |
| 65 | | - // Make the map variable available for other functions |
| 66 | | - if (!window.OLMaps) window.OLMaps = new Object; |
| 67 | | - eval("window.OLMaps." + mapName + " = map;"); |
| 68 | | -} |
| 69 | | - |
| 70 | | -/** |
| 71 | | - * Remove all markers from an OL map (that's in window.OLMaps), and place a new one. |
| 72 | | - * |
| 73 | | - * @param mapName Name of the map as in OLMaps[mapName]. |
| 74 | | - * @param newLocation The location for the new marker. |
| 75 | | - */ |
| 76 | | -function replaceMarker(mapName, newLocation) { |
| 77 | | - var map = OLMaps[mapName]; |
| 78 | | - var markerLayer = map.getLayer('markerLayer'); |
| 79 | | - |
| 80 | | - removeMarkers(markerLayer); |
| 81 | | - markerLayer.addMarker(getOLMarker( |
| 82 | | - markerLayer, |
| 83 | | - { lonlat:newLocation, title: "", label:"", icon:"" }, |
| 84 | | - map.getProjectionObject()) |
| 85 | | - ); |
| 86 | | - |
| 87 | | - map.panTo(newLocation); |
| 88 | | -} |
| 89 | | - |
| 90 | | -/** |
| 91 | | - * Removes all markers from a marker layer. |
| 92 | | - * |
| 93 | | - * @param markerLayer The layer to remove all markers from. |
| 94 | | - * @return |
| 95 | | - */ |
| 96 | | -function removeMarkers(markerLayer) { |
| 97 | | - var markerCollection = markerLayer.markers; |
| 98 | | - |
| 99 | | - for (var i = 0; i < markerCollection.length; i++) { |
| 100 | | - markerLayer.removeMarker(markerCollection[i]); |
| 101 | | - } |
| 102 | | -} |
| \ No newline at end of file |