+ this.initMapPos(gInitialPos);
+ }
+
+ $("map-overlay").hide();
+ $("geom_upload").observe('change', function(evt) {
+ var file = null, reader = null, readerror = null;
+ if (window.FileList && window.FileReader) {
+ file = evt.target.files[0];
+ reader = new FileReader();
+ readerror = function() {
+ this.messenger.setMessage(SyjStrings.uploadFileError, "warn");
+ }.bind(this);
+ reader.onload = function(evt) {
+ var data = null, results = null, engine = null, vector = null, i = 0, format = null, formats = ['KML', 'GPX', 'GeoJSON'];
+
+ $("geom_upload_container").removeClassName("disabled");
+ $("geom_upload").disabled = false;
+ if (evt.error) {
+ readerror();
+ return;
+ }
+ data = evt.target.result;
+
+ for (i = 0; i < formats.length; i++) {
+ format = formats[i];
+ engine = new OpenLayers.Format[format]({ internalProjection: Mercator, externalProjection: WGS84 });
+ try {
+ results = engine.read(data);
+ } catch(e) {
+ }
+ if (results && results.length) {
+ break;
+ }
+ }
+ if (!results || !results.length) {
+ readerror();
+ return;
+ }
+
+ vector = results[0];
+ if (vector.geometry.CLASS_NAME !== "OpenLayers.Geometry.LineString") {
+ readerror();
+ return;
+ }
+ // merge linestrings for gpx containting multiple trkseg elements.
+ if (format === 'GPX') {
+ for (i = 1; i < results.length; i++) {
+ vector.geometry.addComponents(results[i].geometry.components);
+ }
+ }
+ this.viewLayer.addFeatures([vector]);
+ this.map.zoomToExtent(this.viewLayer.getDataExtent());
+
+ if ($("edit-btn")) {
+ $("edit-btn").click();
+ } else if ($("create-btn")) {
+ $("create-btn").click();
+ }
+
+ if (this.editControl.handler.realPoints.length < 2) {
+ SyjSaveUI.disable();
+ } else {
+ SyjSaveUI.enable();
+ }
+
+ if (vector.data && vector.data.name) {
+ $("geom_title").value = vector.data.name;
+ }
+ }.bind(this);
+ $("geom_upload_container").addClassName("disabled");
+ $("geom_upload").disabled = true;
+ reader.readAsText(file);
+ return;
+ }
+ $("map-overlay").show();
+ SyjSaveUI.enable();
+ this.editControl.deactivate();
+ }.bind(this));
+