Crowle Map

Test Map

//<![CDATA[
var cm_map;
var cm_mapMarkers = [];
var cm_mapHTMLS = [];

// Create a base icon for all of our markers that specifies the
// shadow, icon dimensions, etc.
var cm_baseIcon = new GIcon();
cm_baseIcon.shadow = "http://www.google.com/mapfiles/shadow50.png";
cm_baseIcon.iconSize = new GSize(20, 34);
cm_baseIcon.shadowSize = new GSize(37, 34);
cm_baseIcon.iconAnchor = new GPoint(9, 34);
cm_baseIcon.infoWindowAnchor = new GPoint(9, 2);
cm_baseIcon.infoShadowAnchor = new GPoint(18, 25);

// Change these parameters to customize map
var param_wsId = "od6";
var param_ssKey = "0Anfo9NGnY6hAdFVURGlEaktsd21LYkFneGhPcHcwREE";
var param_useSidebar = true;
var param_titleColumn = "title";
var param_descriptionColumn = "description";
var param_latColumn = "latitude";
var param_lngColumn = "longitude";
var param_rankColumn = "rank";
var param_iconType = "green";
var param_iconOverType = "orange";

/**
* Loads map and calls function to load in worksheet data.
*/
function cm_load() {
if (GBrowserIsCompatible()) {
// create the map
cm_map = new GMap2(document.getElementById("cm_map"));
cm_map.addControl(new GLargeMapControl());
cm_map.addControl(new GMapTypeControl());
cm_map.setCenter(new GLatLng( 43.907787,-79.359741), 2);
cm_getJSON();
} else {
alert("Sorry, the Google Maps API is not compatible with this browser");
}
}

/**
* Function called when marker on the map is clicked.
* Opens an info window (bubble) above the marker.
* @param {Number} markerNum Number of marker in global array
*/
function cm_markerClicked(markerNum) {
cm_mapMarkers[markerNum].openInfoWindowHtml(cm_mapHTMLS[markerNum]);
}

/**
* Function that sorts 2 worksheet rows from JSON feed
* based on their rank column. Only called if column is defined.
* @param {rowA} Object Represents row in JSON feed
* @param {rowB} Object Represents row in JSON feed
* @return {Number} Difference between row values
*/
function cm_sortRows(rowA, rowB) {
var rowAValue = parseFloat(rowA["gsx$" + param_rankColumn].$t);
var rowBValue = parseFloat(rowB["gsx$" + param_rankColumn].$t);

return rowAValue – rowBValue;
}

/**
* Called when JSON is loaded. Creates sidebar if param_sideBar is true.
* Sorts rows if param_rankColumn is valid column. Iterates through worksheet rows,
* creating marker and sidebar entries for each row.
* @param {JSON} json Worksheet feed
*/
function cm_loadMapJSON(json) {
var usingRank = false;

if(param_useSidebar == true) {
var sidebarTD = document.createElement("td");
sidebarTD.setAttribute("width","150");
sidebarTD.setAttribute("valign","top");
var sidebarDIV = document.createElement("div");
sidebarDIV.id = "cm_sidebarDIV";
sidebarDIV.style.overflow = "auto";
sidebarDIV.style.height = "900px";
sidebarDIV.style.fontSize = "11px";
sidebarDIV.style.color = "#000000";
sidebarTD.appendChild(sidebarDIV);
document.getElementById("cm_mapTR").appendChild(sidebarTD);
}

var bounds = new GLatLngBounds();

if(json.feed.entry[0]["gsx$" + param_rankColumn]) {
usingRank = true;
json.feed.entry.sort(cm_sortRows);
}

for (var i = 0; i < json.feed.entry.length; i++) {
var entry = json.feed.entry[i];
if(entry["gsx$" + param_latColumn]) {
var lat = parseFloat(entry["gsx$" + param_latColumn].$t);
var lng = parseFloat(entry["gsx$" + param_lngColumn].$t);
var point = new GLatLng(lat,lng);
var html = "

“;

// create the marker
var marker = cm_createMarker(point,label,html,rank);
cm_map.addOverlay(marker);
cm_mapMarkers.push(marker);
cm_mapHTMLS.push(html);
bounds.extend(point);

if(param_useSidebar == true) {
var markerA = document.createElement(“a”);
markerA.setAttribute(“href”,”javascript:cm_markerClicked(‘” + i +”‘)”);
markerA.style.color = “#000000”;
var sidebarText= “”;
if(usingRank) {
sidebarText += rank + “) “;
}
sidebarText += label;
markerA.appendChild(document.createTextNode(sidebarText));
sidebarDIV.appendChild(markerA);
sidebarDIV.appendChild(document.createElement(“br”));
sidebarDIV.appendChild(document.createElement(“br”));
}
}
}

cm_map.setZoom(cm_map.getBoundsZoomLevel(bounds));
cm_map.setCenter(bounds.getCenter());
}

/**
* Creates marker with ranked Icon or blank icon,
* depending if rank is defined. Assigns onclick function.
* @param {GLatLng} point Point to create marker at
* @param {String} title Tooltip title to display for marker
* @param {String} html HTML to display in InfoWindow
* @param {Number} rank Number rank of marker, used in creating icon
* @return {GMarker} Marker created
*/
function cm_createMarker(point, title, html, rank) {
var markerOpts = {};
var nIcon = new GIcon(cm_baseIcon);

if(rank > 0 && rank