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/*
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* This file is based on :
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* jQuery googleMap Copyright Dylan Verheul <dylan@dyve.net>
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* Licensed like jQuery, see http://docs.jquery.com/License
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*
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* Some initial modifications made by Peter Brownell for Code Positive and
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* School of Everything.
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*
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* We have made some modifications to the original file, but not that many.
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* There is a good amount of work to do to tie this into Dupal and make
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* it configurable and themeable.
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*
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* For now, unless you want to patch the source, there is not all that
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* much to can do to change things.
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*
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* Ideas and plans welcome.
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*/
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$(document).ready(function()
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{
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$("#map").googleMap(null,null,13 , { markers: $(".geo"),controls: ["GSmallZoomControl"]});
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});
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$.googleMap = {
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maps: {},
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marker: function(m) {
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if (!m) {
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return null;
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}
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else if (m.lat == null && m.lng == null) {
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return $.googleMap.marker($.googleMap.readFromGeo(m));
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}
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else {
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// Instantiate icon with default image & shadow
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var tinyIcon = new GIcon(G_DEFAULT_ICON);
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var dg = new Boolean();
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dg = false;
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if (m.draggable) {
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if (m.draggable == "true"){
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dg = true;
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}
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}
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///======================HACKKKKKK
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tinyIcon.iconSize = new GSize(32, 32);
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tinyIcon.shadowSize = new GSize(32, 38);
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tinyIcon.image = 'http://schoolofeverything.com/sites/default/themes/everything2/images/star_pointer.png';
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tinyIcon.shadow = 'http://schoolofeverything.com/sites/default/themes/everything2/images/star_shadow.png';
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//use custom icon if set
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if (m.gicon == 'null') {
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tinyIcon.image = null;
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}
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else if (m.gicon) {
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tinyIcon.image = m.gicon;
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}
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//use custom shadow if set
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if (m.gshadow == 'null'){
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tinyIcon.shadow = null;
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}
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else if (m.gshadow){
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tinyIcon.shadow = m.gshadow;
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}
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//if icon is set but no shadow is set, display no shadow
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else if (m.icon && !m.gshadow){
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tinyIcon.shadow = "";
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}
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tinyIcon.iconAnchor = new GPoint(15, 15); // set to centre
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tinyIcon.infoWindowAnchor = new GPoint(5, 1);
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markerOptions = { icon:tinyIcon, draggable:dg };
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var marker = new GMarker(new GLatLng(m.lat, m.lng), markerOptions );
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if (m.bind) {
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GEvent.addListener(marker, "click", function() {
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marker.openInfoWindowHtml('<div class="geomap-infowindow">'+$(m.bind).html()+'</div>');
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});
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}
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else if (m.txt) {
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GEvent.addListener(marker, "click", function() {
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marker.openInfoWindowHtml(m.txt);
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});
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}
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if (m.link) {
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GEvent.addListener(marker, "dblclick", function() {
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window.location=m.link;
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});
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}
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// set plain title for clusters
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marker.titleplain=m.titleplain;
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if (dg) {
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GEvent.addListener(marker, "dragend", function() {
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//confirm whether to register a new location
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if (confirm('Pointer icon has been relocated.\nWould you like to update the location information?')){
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var newpoint = marker.getLatLng();
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//alert ("services/location/geonames/latlng/"+m.nid+"/"+m.cckfield+"/"+m.cckfieldindex+"/"+newpoint.lat()+"/"+newpoint.lng()+"/background");
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var domain_name = document.domain;
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//for testing
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if (domain_name == "localhost"){
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domain_name = "localhost/map";
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}
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$.ajax({
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type: "GET",
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url: "http://"+domain_name+"/services/location/geonames/latlng/"+m.nid+"/"+m.cckfield+"/"+m.cckfieldindex+"/"+newpoint.lat()+"/"+newpoint.lng()+"/background",
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error: function(msg){
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alert( "Sorry, relocation failed");
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},
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success: function(msg){
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alert("Relocation successful");
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}
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});
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}
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//cancel
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else {
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alert("Relocation cancelled by user:\n\nPointer icon was moved, but location information was not updated.\nReloading the page will place the icon back to its original location.");
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}
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});
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}
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return marker;
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}
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},
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readFromGeo: function(elem) {
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var latElem = $(".latitude", elem)[0];
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var lngElem = $(".longitude", elem)[0];
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var title = '';
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var titleplain = '';
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var link = '';
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if (latElem && lngElem) {
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titleplain = $(elem).attr("title");
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if ( $(elem).attr("title") ) {
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if ( $(elem).attr("nid") > 0 ) {
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link = '/node/'+$(elem).attr("nid");
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title = '<h4 class="maptitle"><a href="'+link+'">'+$(elem).attr("title")+'</a></h4>';
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if ( $(elem).attr("info") ) { title += $(elem).attr("info"); }
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}
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else {
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title = $(elem).attr("title");
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}
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}
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return { lat:parseFloat($(latElem).attr("title")), lng:parseFloat($(lngElem).attr("title")),
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txt:title, link: link, bind: $(elem).attr('bind'),
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gicon: $(elem).attr('gicon'), gshadow: $(elem).attr('gshadow'), draggable: $(elem).attr('draggable'),
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cckfield: $(elem).attr('cckfield'), cckfieldindex: $(elem).attr('cckfieldindex'), nid: $(elem).attr("nid"),
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titleplain: $(elem).attr("title")
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}
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}
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else {
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return null;
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}
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},
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mapNum: 1
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};
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$.fn.googleMap = function(lat, lng, zoom, options) {
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// If we aren't supported, we're done
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if (!window.GBrowserIsCompatible || !GBrowserIsCompatible()) return this;
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// Default values make for easy debugging
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if (lat == null) lat = 51.52177;
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if (lng == null) lng = -0.20101;
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if (!zoom) zoom = 1;
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// Sanitize options
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if (!options || typeof options != 'object') options = {};
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options.mapOptions = options.mapOptions || {};
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options.markers = options.markers || [];
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options.controls = options.controls || {};
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// Map all our elements
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return this.each(function() {
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// Make sure we have a valid id
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if (!this.id) this.id = "gMap" + $.googleMap.mapNum++;
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// find our markers
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var marker = null;
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var markers = new Array();
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var bounds = null;
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for (var i = 0; i < options.markers.length; i++) {
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if (marker = $.googleMap.marker(options.markers[i])) {
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markers[i] = marker;
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if (!bounds) {
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var bounds = new GLatLngBounds(marker.getPoint());
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}
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else {
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// extend bounds with marker.getPoint();
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bounds.extend(marker.getPoint());
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}
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}
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}
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// we only want a map if we have markers
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if (markers.length) {
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$(this).css('display','block');
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// Create a map and a shortcut to it at the same time
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var map = $.googleMap.maps[this.id] = new GMap2(this, options.mapOptions);
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var clusterer = new Clusterer(map);
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clusterer.SetMaxVisibleMarkers(20);
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clusterer.SetMaxLinesPerInfoBox(5);
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ClustererIcon = new GIcon();
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ClustererIcon.image = '/sites/default/themes/everything2/images/star_pointer_multiple.png';
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ClustererIcon.shadow = '/sites/default/themes/everything2/images/star_shadow_multiple.png';
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ClustererIcon.iconSize = new GSize( 74, 74 );
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ClustererIcon.shadowSize = new GSize( 74, 79 );
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ClustererIcon.iconAnchor = new GPoint( 37, 37 );
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ClustererIcon.infoWindowAnchor = new GPoint( 50, 4 );
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ClustererIcon.infoShadowAnchor = new GPoint( 50, 0 );
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clusterer.SetIcon(ClustererIcon);
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// Center and zoom the map
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map.setCenter(new GLatLng(lat, lng), zoom);
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// Add controls to our map
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for (var i = 0; i < options.controls.length; i++) {
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var c = options.controls[i];
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eval("map.addControl(new " + c + "());");
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}
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for (var i = 0; i < markers.length; i++) {
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//map.addOverlay(markers[i]);
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clusterer.AddMarker( markers[i], markers[i].titleplain );
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}
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// time to zoom the map
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var distance = 0.015;
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if ( markers.length == 1 ) {
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// if we only have one marker, we move out a bit more
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distance = 0.5;
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}
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// Moving the map to show our markers
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// We have to set the centre to get the bounds properly
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map.setCenter(bounds.getCenter(), map.getBoundsZoomLevel(bounds));
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var southWest=bounds.getSouthWest();
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var northEast=bounds.getNorthEast();
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bounds.extend(new GLatLng(southWest.lat() - distance, southWest.lng() - distance ));
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bounds.extend(new GLatLng(northEast.lat() + distance, northEast.lng() + distance ));
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map.setCenter(bounds.getCenter(), map.getBoundsZoomLevel(bounds));
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map.enableScrollWheelZoom();
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}
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});
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};
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