275 lines
9.3 KiB
JavaScript
275 lines
9.3 KiB
JavaScript
// Initialize namespace
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if (typeof WebGUI == "undefined") {
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var WebGUI = {};
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}
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if (typeof WebGUI.Map == "undefined") {
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WebGUI.Map = {};
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}
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// Keep track of all points on all maps and how to focus on them
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WebGUI.Map.markers = {};
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/**
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* WebGUI.Map.deletePoint( map, mgr, mapUrl, marker )
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* Delete a point from the map.
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* NOTE: We assume the user has already confirmed this action
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*/
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WebGUI.Map.deletePoint
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= function ( map, mgr, mapUrl, marker ) {
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var callback = function ( text, code ) {
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var response = YAHOO.lang.JSON.parse( text );
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// remove the marker from the map
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if ( !response.error ) {
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mgr.removeMarker( marker );
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}
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};
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GDownloadUrl( mapUrl + '?func=ajaxDeletePoint;assetId=' + marker.assetId, callback);
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};
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/**
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* WebGUI.Map.editPoint( map, mgr, mapUrl, marker )
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* Edit a point on the map.
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* up the edit box. mgr is the Marker Manager to add the marker
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* to. mapUrl is the URL of the map asset
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*/
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WebGUI.Map.editPoint
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= function ( map, mgr, mapUrl, marker ) {
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var assetId = '';
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if ( !marker ) {
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marker = new GMarker( map.getCenter(), { draggable: true } );
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marker.infoWin = document.createElement("div");
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marker.bindInfoWindow( marker.infoWin );
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mgr.addMarker( marker, 0 );
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mgr.refresh();
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assetId = "new";
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marker.assetId = "new";
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GEvent.addListener( marker, "dragend", function (latlng) {
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WebGUI.Map.setPointLocation( marker, latlng, mapUrl );
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} );
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}
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else {
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assetId = marker.assetId;
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}
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// Create a loading dialog
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var loadingDialog = new YAHOO.widget.Panel("loading", { width:"240px",
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fixedcenter:true,
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close:false,
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draggable:false,
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zindex:4,
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modal:true,
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visible:false
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}
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);
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loadingDialog.setHeader("Loading, please wait...");
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loadingDialog.setBody('<img src="' + map.extrasUrl + '/yui-webgui/build/map/assets/loading.gif" />');
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loadingDialog.render(document.body);
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// Callback should open the window with the form
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var callback = function (text, code) {
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YAHOO.util.Dom.addClass( document.body, "yui-skin-sam" );
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var dialog = new YAHOO.widget.Dialog("editPoint");
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var handleCancel = function() {
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if ( marker.assetId == "new" ) {
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mgr.removeMarker( marker );
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}
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this.cancel();
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}
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var handleSubmit = function() {
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// Add the lat/long to the form
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var lat = marker.getLatLng().lat();
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var lng = marker.getLatLng().lng();
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this.form.elements['latitude'].value = lat;
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this.form.elements['longitude'].value = lng;
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this.submit();
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}
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var myButtons = [
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{ text:"Submit", handler:handleSubmit, isDefault:true },
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{ text:"Cancel", handler:handleCancel }
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];
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dialog.cfg.queueProperty("buttons", myButtons);
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dialog.cfg.queueProperty("constraintoviewport", true);
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dialog.cfg.queueProperty("fixedcenter", true);
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dialog.setBody( text );
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dialog.render(document.body);
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dialog.show();
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dialog.callback = {
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upload: function (o) {
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// Update marker info
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var point = YAHOO.lang.JSON.parse( o.responseText );
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marker.assetId = point.assetId;
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GEvent.clearListeners( marker, "click" );
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GEvent.clearListeners( marker, "infowindowbeforeclose" );
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// Decode HTML entities because JSON is being returned as text/html
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// See WebGUI::Asset::Wobject::Map www_ajaxEditPointSave
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var decoder = document.createElement( "textarea" );
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decoder.innerHTML = point.content;
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point.content = decoder.value;
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var infoWin = document.createElement( "div" );
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infoWin.innerHTML = point.content;
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marker.infoWin = infoWin;
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if ( point.canEdit ) {
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var divButton = document.createElement('div');
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infoWin.appendChild( divButton );
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var editButton = document.createElement("input");
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editButton.type = "button";
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editButton.value = "Edit";
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GEvent.addDomListener( editButton, "click", function () {
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WebGUI.Map.editPoint( map, mgr, mapUrl, marker );
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} );
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divButton.appendChild( editButton );
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var deleteButton = document.createElement("input");
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deleteButton.type = "button";
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deleteButton.value = "Delete"; // Replace with i18n
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GEvent.addDomListener( deleteButton, "click", function () {
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if ( confirm("Are you sure you want to delete this point?") ) {
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WebGUI.Map.deletePoint( map, mgr, mapUrl, marker );
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}
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} );
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divButton.appendChild( deleteButton );
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}
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marker.bindInfoWindow( infoWin );
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GEvent.addListener( marker, "dragend", function (latlng) {
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WebGUI.Map.setPointLocation( marker, latlng, mapUrl );
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} );
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}
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};
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// Hide the loading dialog
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loadingDialog.hide();
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};
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// Show the loading dialog
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loadingDialog.show();
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// Get the form
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GDownloadUrl( mapUrl + '?func=ajaxEditPoint;assetId=' + assetId, callback );
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};
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/**
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* WebGUI.Map.focusOn( assetId )
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* Pan the appropriate map to view the appropriate map point
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*/
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WebGUI.Map.focusOn
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= function ( assetId ) {
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var marker = WebGUI.Map.markers[assetId];
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if ( !marker ) return;
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var map = marker.map;
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var infoWin = marker.infoWin;
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if ( map.getZoom() < 5 ) {
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map.setZoom(6);
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}
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map.panTo( marker.getLatLng() );
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marker.openInfoWindow( marker.infoWin );
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};
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/**
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* WebGUI.Map.preparePoints ( map, mgr, mapUrl, points )
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* Prepare the points from WebGUI into Google Map GMarkers
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*/
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WebGUI.Map.preparePoints
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= function ( map, mgr, mapUrl, points ) {
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// Transform points into markers
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var markers = [];
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for ( var i = 0; i < points.length; i++ ) (function(i){ // Create closure for callbacks
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var point = points[i];
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var latlng = new GLatLng( point.latitude, point.longitude );
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var marker = new GMarker( latlng, {
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title: point.title,
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draggable: point.canEdit
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} );
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marker.assetId = point.assetId;
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marker.map = map;
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// Create info window
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var infoWin = document.createElement( "div" );
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infoWin.innerHTML = point.content;
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marker.infoWin = infoWin;
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// Make editable features
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if ( point.canEdit ) {
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var divButton = document.createElement('div');
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var editButton = document.createElement("input");
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editButton.type = "button";
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editButton.value = "Edit"; // Replace with i18n
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GEvent.addDomListener( editButton, "click", function () {
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WebGUI.Map.editPoint( map, mgr, mapUrl, marker );
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} );
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divButton.appendChild( editButton );
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var deleteButton = document.createElement("input");
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deleteButton.type = "button";
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deleteButton.value = "Delete"; // Replace with i18n
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GEvent.addDomListener( deleteButton, "click", function () {
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if ( confirm("Are you sure you want to delete this point?") ) {
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WebGUI.Map.deletePoint( map, mgr, mapUrl, marker );
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}
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} );
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divButton.appendChild( deleteButton );
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infoWin.appendChild( divButton );
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GEvent.addListener( marker, "dragend", function (latlng) {
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WebGUI.Map.setPointLocation( marker, latlng, mapUrl );
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} );
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}
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// Keep info
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WebGUI.Map.markers[point.assetId] = marker;
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marker.bindInfoWindow( infoWin );
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markers.push(marker);
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})(i);
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return markers;
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};
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/**
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* WebGUI.Map.setCenter ( map, baseUrl )
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* Set the new center point and zoom level of the map.
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* map is the Google Map object
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* baseUrl is the base URL to the Map asset
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*/
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WebGUI.Map.setCenter
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= function ( map, baseUrl ) {
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var url = baseUrl + '?func=ajaxSetCenter';
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var center = map.getCenter();
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url = url + ';startLatitude=' + center.lat()
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+ ';startLongitude=' + center.lng()
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+ ';startZoom=' + map.getZoom()
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;
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var callback = function ( text, code ) {
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// TODO: Notify the poor user
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};
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GDownloadUrl(url,callback);
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};
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/**
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* WebGUI.Map.setPointLocation( marker, latlng, mapUrl, assetId )
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* Update the point's location in the database.
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*/
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WebGUI.Map.setPointLocation
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= function ( marker, latlng, mapUrl, assetId ) {
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var url = mapUrl + '?func=ajaxSetPointLocation'
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+ ';assetId=' + marker.assetId
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+ ';latitude=' + latlng.lat()
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+ ';longitude=' + latlng.lng()
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;
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var callback = function ( text, code ) {
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// TODO: Notify the poor user
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};
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GDownloadUrl(url, callback);
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};
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