function addMarkers()
{
mySelect = document.getElementById('selection');
Ridgely = [];Federalsburg = [];Denton = [];Greensboro = [];Preston = [];mySelect.options[mySelect.options.length] = new Option("Denton schools",'all=Denton');
mySelect.options[mySelect.options.length] = new Option("Federalsburg schools",'all=Federalsburg');
mySelect.options[mySelect.options.length] = new Option("Greensboro schools",'all=Greensboro');
mySelect.options[mySelect.options.length] = new Option("Preston schools",'all=Preston');
mySelect.options[mySelect.options.length] = new Option("Ridgely schools",'all=Ridgely');
mySelect.options[mySelect.options.length] = new Option("---------------------------",'');
Ridgely[Ridgely.length] = createMarker(new GPoint(-75.84188843,38.90742111),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Caroline Career & Technology Center",'Ridgely=' + Ridgely.length);
Federalsburg[Federalsburg.length] = createMarker(new GPoint(-75.82724762,38.75376129),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("Colonel Richardson High School",'Federalsburg=' + Federalsburg.length);
Federalsburg[Federalsburg.length] = createMarker(new GPoint(-75.82469940,38.75372314),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("Colonel Richardson Middle School",'Federalsburg=' + Federalsburg.length);
Denton[Denton.length] = createMarker(new GPoint(-75.83113861,38.87074661),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Denton Elementary School",'Denton=' + Denton.length);
Federalsburg[Federalsburg.length] = createMarker(new GPoint(-75.78031921,38.69049072),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Federalsburg Elementary School",'Federalsburg=' + Federalsburg.length);
Greensboro[Greensboro.length] = createMarker(new GPoint(-75.80032349,38.98401642),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Greensboro Elementary School",'Greensboro=' + Greensboro.length);
Denton[Denton.length] = createMarker(new GPoint(-75.82867432,38.88863373),"",iconBl);
mySelect.options[mySelect.options.length] = new Option("Lockerman Middle School",'Denton=' + Denton.length);
Ridgely[Ridgely.length] = createMarker(new GPoint(-75.83691406,38.92147446),"",iconGr);
mySelect.options[mySelect.options.length] = new Option("North Caroline High School",'Ridgely=' + Ridgely.length);
Preston[Preston.length] = createMarker(new GPoint(-75.91649628,38.73939896),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Preston Elementary School",'Preston=' + Preston.length);
Ridgely[Ridgely.length] = createMarker(new GPoint(-75.88316345,38.94576263),"",iconRd);
mySelect.options[mySelect.options.length] = new Option("Ridgely Elementary School",'Ridgely=' + Ridgely.length);
} // End addStateMarkers JavaScript Function
// Takes an array of markers and centers/zooms map based on marker range
function centerByArray(myArray, recenter, newMaxMin)
{
if (newMaxMin == true)
reMaxMin(myArray);
for (var i = 0; i < myArray.length; i++)
{
var markLng = myArray[i].getPoint().x;
var markLat = myArray[i].getPoint().y;
if (markLat > maxLat) maxLat = markLat;
if (markLng > maxLng) maxLng = markLng;
if (markLat < minLat) minLat = markLat;
if (markLng < minLng) minLng = markLng;
}
if (recenter)
reCenterMap();
}
// Reinit max/mins
function reMaxMin(myArray)
{
maxLng = myArray[0].getPoint().x;
maxLat = myArray[0].getPoint().y;
minLng = myArray[0].getPoint().x;
minLat = myArray[0].getPoint().y;
}
// Recenter map based on global max/mins
function reCenterMap()
{
var bounds = new GLatLngBounds();
bounds.extend(new GLatLng(minLat, minLng));
bounds.extend(new GLatLng(maxLat, maxLng));
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 zoom = map.getBoundsZoomLevel(bounds);
map.setCenter(center,zoom);
//map.setCenter(center,10);
/*
var center = new GPoint( (maxLng + minLng)/2, (maxLat+minLat)/2 );
var delta = new GSize(maxLng - minLng, maxLat - minLat);
var minZoom = map.spec.getLowestZoomLevel(center, delta, map.viewSize);
if (minZoom < 4) minZoom = 4; // Lowest possible zoom is 4
map.centerAndZoom(center, minZoom);
*/
}
// Fires when drop down list of schools changes
function selectChange(selection)
{
var myVal = selection.options[selection.selectedIndex].value;
map.closeInfoWindow();
// Add entire array based on variable type
if (myVal.indexOf('all') != -1 && myVal != 'all')
{
var temp = myVal.split('=');
var showArray = temp[1];
// If Array is > X amount of markers, then open in a new page
if (eval(showArray).length > 20)
// New window depends on whether or not we're on the search page
if (location.href.indexOf('nearby_schools.php') == -1)
window.open(location.href + '/map/' + showArray);
else
window.open('/search////' + showArray);
map.removeOverlays(Denton);
map.removeOverlays(Federalsburg);
map.removeOverlays(Greensboro);
map.removeOverlays(Preston);
map.removeOverlays(Ridgely);
map.addOverlays(eval(showArray));
centerByArray(eval(showArray), true, true); // Center and zoom on set of markers
}
// Add individual markers
if (myVal.indexOf('all') == -1 && myVal != 'all' && myVal.length)
{
var temp = myVal.split('=');
var myArray = temp[0];
var myIndex = parseInt(temp[1]) - 1;
document.getElementById('map').width = "750";
map.removeOverlay(eval(myArray)[myIndex]);
map.addOverlay(eval(myArray)[myIndex]);
GEvent.trigger(eval(myArray)[myIndex],'click');
}
// Show all markers
if (myVal == 'all')
{
cntMarker = 0;
reMaxMin(Ridgely);map.removeOverlays(Denton);
map.removeOverlays(Federalsburg);
map.removeOverlays(Greensboro);
map.removeOverlays(Preston);
map.removeOverlays(Ridgely);
map.addOverlays(Denton);
centerByArray(Denton, false, false);
cntMarker += Denton.length;
map.addOverlays(Federalsburg);
centerByArray(Federalsburg, false, false);
cntMarker += Federalsburg.length;
map.addOverlays(Greensboro);
centerByArray(Greensboro, false, false);
cntMarker += Greensboro.length;
map.addOverlays(Preston);
centerByArray(Preston, false, false);
cntMarker += Preston.length;
map.addOverlays(Ridgely);
centerByArray(Ridgely, false, false);
cntMarker += Ridgely.length;
centerByArray(Ridgely,true, false);
if (cntMarker > 20)
// New window depends on whether or not we're on the search page
if (location.href.indexOf('schools-by-distance') == -1)
window.open(location.href + '/map/all');
else
window.open('/search////all');
}
}