notes = "
" + notes + "
";
}
for (var k = 0; k < numPoints; k++)
{
var lat = parseFloat(xmlDoc.getElementsByTagName("polygon"+i).item(0).childNodes[k].getAttribute("lat"));
var lng = parseFloat(xmlDoc.getElementsByTagName("polygon"+i).item(0).childNodes[k].getAttribute("lng"));
var point = new GPoint(lng, lat);
points.push(point);
// Determining boundaries of polygones:
var marker = new GMarker(point);
boundaries[boundaries.length] = marker;
// Break up polylines for firefox
if (k % 225 == 0 && k != 0)
{
//map.addOverlay(new GPolyline(points, "#FF0000", 3, 1));
points = [];
}
} // for each point
//map.addOverlay(new GPolyline(points, "#FF0000", 3, 1));
points = [];
} // end: for each polygon
try
{
// Center map+marker based on bounding box algorithm
var lowestZoom = 12;
if (type == 'state') lowestZoom = 6;
var bounds = arrayBounds(boundaries);
var center_lat = (bounds.getNorthEast().lat() + bounds.getSouthWest().lat()) / 2.0;
var center_lng = (bounds.getNorthEast().lng() + bounds.getSouthWest().lng()) / 2.0;
var center = new GLatLng(center_lat, center_lng);
var minZoom = map.getBoundsZoomLevel(bounds);
if (minZoom > lowestZoom) minZoom = lowestZoom;
map.setCenter(center,minZoom);
marker = createMarker(center, notes, iconOr);
map.addOverlay(marker);
GEvent.trigger(marker,'click');
}
catch(e)
{
document.getElementById('map').style.display = 'none';
document.getElementById('gLegend').style.display = 'none';
document.getElementById('staticMap').style.display = 'block';
document.getElementById('staticLegend').style.display = 'block';
}
}
catch(e)
{
//alert("Some error occured during program processing:" + e) ;
}
}
}
request.send(null);
}
function createMarker(point, label, icon)
{
var marker = new GMarker(point, icon);
var html = label;
GEvent.addListener(marker, "click", function() {
marker.openInfoWindowHtml(html);
});
return marker;
}
// Return a GMap bounds object the size of an array of markers
function arrayBounds(ary)
{
// compute the bounds for an array of markers
var bounds = new GLatLngBounds();
if (ary && ary.length > 0)
{
for (var i = 0; i < ary.length; i++)
{
var marker = ary[i];
if (marker)
{
bounds.extend(marker.getPoint());
}
}
}
return bounds;
}
function getPolyBorder(zip,type,city,state,centered)
{
var request = GXmlHttp.create();
var url = '/maps/polygonXML.php?zip='+zip+'&type='+type+'&city='+city+'&state='+state;
var points = [];
var boundaries = [];
var p;
request.open("GET", url, true);
request.onreadystatechange = function()
{
if (request.readyState == 4)
{
var xmlDoc = request.responseXML.documentElement;
try
{
var numPolys = xmlDoc.childNodes.length;
for (var i = 0; i < numPolys; i++)
{
var numPoints = parseInt(xmlDoc.getElementsByTagName("polygon"+i).item(0).childNodes.length);
var notes = xmlDoc.getElementsByTagName("polygon"+i).item(0).getAttribute("notes");
notes = "
" + notes + "
";
for (var k = 0; k < numPoints; k++)
{
var lat = parseFloat(xmlDoc.getElementsByTagName("polygon"+i).item(0).childNodes[k].getAttribute("lat"));
var lng = parseFloat(xmlDoc.getElementsByTagName("polygon"+i).item(0).childNodes[k].getAttribute("lng"));
var point = new GLatLng(lat, lng);
points.push(point);
// Determining boundaries of polygones:
//var marker = new GMarker(point);
//boundaries[boundaries.length] = marker;
//map.addOverlay(marker);
// Break up polylines for firefox
if (k % 225 == 0 && k != 0)
{
p = new GPolyline(points, "#FF0000", 3, 1)
map.addOverlay(p);
points = [];
}
} // for each point
p = new GPolyline(points, "#FF0000", 3, 1)
map.addOverlay(p);
points = [];
} // end: for each polygon
}
catch(e)
{
//alert("Some error occured during program processing:" + e) ;
}
}
}
request.send(null);
}