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index.htm
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>GeoJSON to Google Maps</title>
<style type="text/css">
#left{
width: 500px;
height: 500px;
float:left;
}
#right{
width: 200px;
height: 500px;
float:left;
padding: 10px;
}
#right div{
margin-bottom: 4px;
}
#right textarea{
height: 150px;
width: 300px;
}
#map{
height:100%;
}
#infoBox {
width:300px;
}
</style>
<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=false"></script>
<script type="text/javascript" src="GeoJSON.js"></script>
<script type="text/javascript">
var map;
currentFeature_or_Features = null;
var geojson_Point = {
"type": "Point",
"coordinates": [-80.66252, 35.04267]
};
var geojson_MultiPoint = {
"type": "MultiPoint",
"coordinates": [
[-80.66252, 35.04267],
[-80.66240, 35.04255]
]
};
var geojson_LineString = {
"type": "LineString",
"coordinates": [
[-80.661983228058659, 35.042968081213758],
[-80.662076494242413, 35.042749414542243],
[-80.662196794397431, 35.042626481357232],
[-80.664238981504525, 35.041175532632963]
]
};
var geojson_MultiLineString = {
"type": "MultiLineString",
"coordinates": [
[
[-80.661983228058659, 35.042968081213758],
[-80.662076494242413, 35.042749414542243],
[-80.662196794397431, 35.042626481357232],
[-80.664238981504525, 35.041175532632963]
],[
[-80.660716952851203, 35.043580586227073],
[-80.660819057590672, 35.042614204165666],
[-80.660860211132032, 35.042441083434795],
[-80.660927975876391, 35.042312940446855],
[-80.661024889425761, 35.042200170467524],
[-80.661384194084519, 35.041936069070361]
]
]
};
var geojson_Polygon = {
"type": "Polygon",
"coordinates": [
[
[-80.662120612605904, 35.042875219905184],
[-80.662141716053014, 35.042832740965068],
[-80.662171938563816, 35.042789546962993],
[-80.662209174653029, 35.042750233165179],
[-80.662250709107454, 35.042716920859959],
[-80.662627586829899, 35.043072078075667],
[-80.662595574310288, 35.043162322407341],
[-80.662142312824884, 35.043015448098977],
[-80.662145396323511, 35.042970839922489],
[-80.662117972448982, 35.042908385949438],
[-80.662120612605904, 35.042875219905184]
]
]
};
var geojson_Polygon_hole = {
"type": "Polygon",
"coordinates": [
[
[-80.662120612605904, 35.042875219905184],
[-80.662141716053014, 35.042832740965068],
[-80.662171938563816, 35.042789546962993],
[-80.662209174653029, 35.042750233165179],
[-80.662250709107454, 35.042716920859959],
[-80.664191013603950, 35.041343401901145],
[-80.664311100312809, 35.041354401320908],
[-80.664601012011108, 35.041627401070109],
[-80.662899986829899, 35.042822078075667],
[-80.662638586829899, 35.043032078075667],
[-80.662595574310288, 35.043162322407341],
[-80.662142312824884, 35.043015448098977],
[-80.662145396323511, 35.042970839922489],
[-80.662117972448982, 35.042908385949438],
[-80.662120612605904, 35.042875219905184]
],
[
[-80.663660240030611, 35.042285014551399],
[-80.663323010340658, 35.041963021011493],
[-80.663477030360489, 35.041855013227392],
[-80.663801010040396, 35.042180031153971]
]
]
};
var geojson_MultiPolygon = {
"type": "MultiPolygon",
"coordinates": [
[
[
[-80.661917125299155, 35.042245264120233],
[-80.662257428469147, 35.042566288770765],
[-80.662116500253873, 35.042670715828088],
[-80.661715367137106, 35.042389935257198],
[-80.661917125299155, 35.042245264120233]
]
],[
[
[-80.661547137566686, 35.042510563404129],
[-80.661677171806787, 35.042417322902836],
[-80.662084018102888, 35.042702102858307],
[-80.662039854197829, 35.042756211162953],
[-80.662002555672572, 35.042820528162387],
[-80.661457640151127, 35.042647387136952],
[-80.661547137566686, 35.042510563404129]
]
]
]
};
var geojson_GeometryCollection = {
"type": "GeometryCollection",
"geometries": [
{
"type": "Point",
"coordinates": [-80.66256, 35.04271]
},{
"type": "MultiPolygon",
"coordinates": [
[
[
[-80.661917125299155, 35.042245264120233],
[-80.662257428469147, 35.042566288770765],
[-80.662116500253873, 35.042670715828088],
[-80.661715367137106, 35.042389935257198],
[-80.661917125299155, 35.042245264120233]
]
],[
[
[-80.661547137566686, 35.042510563404129],
[-80.661677171806787, 35.042417322902836],
[-80.662084018102888, 35.042702102858307],
[-80.662039854197829, 35.042756211162953],
[-80.662002555672572, 35.042820528162387],
[-80.661457640151127, 35.042647387136952],
[-80.661547137566686, 35.042510563404129]
]
]
]
},{
"type": "LineString",
"coordinates": [
[-80.661983228058659, 35.042968081213758],
[-80.662076494242413, 35.042749414542243],
[-80.662196794397431, 35.042626481357232],
[-80.664238981504525, 35.041175532632963]
]
}
]
};
var geojson_Feature = {
"type": "Feature",
"properties": {
"object_type": "Road",
"name": "Fairfield Rd."
},
"geometry": {
"type": "LineString",
"coordinates": [
[-80.661983228058659, 35.042968081213758],
[-80.662076494242413, 35.042749414542243],
[-80.662196794397431, 35.042626481357232],
[-80.664238981504525, 35.041175532632963]
]
}
};
var geojson_Feature_GeometryCollection = {
"type": "Feature",
"properties": {
"name": "Fountainbrook Rd."
},
"geometry": {
"type": "GeometryCollection",
"geometries": [
{
"type": "Point",
"coordinates": [-80.66256, 35.04271]
},{
"type": "LineString",
"coordinates": [
[-80.661983228058659, 35.042968081213758],
[-80.662076494242413, 35.042749414542243],
[-80.662196794397431, 35.042626481357232],
[-80.664238981504525, 35.041175532632963]
]
}
]
}
};
var geojson_FeatureCollection = {
"type": "FeatureCollection",
"features": [
{
"type": "Feature",
"properties": {
"object_type": "Parcel",
"sq_ft": 43000
},
"geometry": {
"type": "Polygon",
"coordinates": [
[
[-80.662120612605904, 35.042875219905184],
[-80.662141716053014, 35.042832740965068],
[-80.662171938563816, 35.042789546962993],
[-80.662209174653029, 35.042750233165179],
[-80.662250709107454, 35.042716920859959],
[-80.662627586829899, 35.043072078075667],
[-80.662595574310288, 35.043162322407341],
[-80.662142312824884, 35.043015448098977],
[-80.662145396323511, 35.042970839922489],
[-80.662117972448982, 35.042908385949438],
[-80.662120612605904, 35.042875219905184]
]
]
}
},{
"type": "Feature",
"properties": {
"object_type": "Road",
"name": "Fairfield Rd."
},
"geometry": {
"type": "LineString",
"coordinates": [
[-80.661983228058659, 35.042968081213758],
[-80.662076494242413, 35.042749414542243],
[-80.662196794397431, 35.042626481357232],
[-80.664238981504525, 35.041175532632963]
]
}
},{
"type": "Feature",
"properties": {
"object_type": "Address",
"display": "2314 Fairfield Rd."
},
"geometry": {
"type": "Point",
"coordinates": [-80.66252, 35.04267]
}
}
]
};
var roadStyle = {
strokeColor: "#FFFF00",
strokeWeight: 7,
strokeOpacity: 0.75
};
var addressStyle = {
icon: "img/marker-house.png"
};
var parcelStyle = {
strokeColor: "#FF7800",
strokeOpacity: 1,
strokeWeight: 2,
fillColor: "#46461F",
fillOpacity: 0.25
};
var infowindow = new google.maps.InfoWindow();
function init(){
map = new google.maps.Map(document.getElementById('map'),{
zoom: 17,
center: new google.maps.LatLng(35.042248, -80.662319),
mapTypeId: google.maps.MapTypeId.ROADMAP
});
}
function clearMap(){
if (!currentFeature_or_Features)
return;
if (currentFeature_or_Features.length){
for (var i = 0; i < currentFeature_or_Features.length; i++){
if(currentFeature_or_Features[i].length){
for(var j = 0; j < currentFeature_or_Features[i].length; j++){
currentFeature_or_Features[i][j].setMap(null);
}
}
else{
currentFeature_or_Features[i].setMap(null);
}
}
}else{
currentFeature_or_Features.setMap(null);
}
if (infowindow.getMap()){
infowindow.close();
}
}
function showFeature(geojson, style){
clearMap();
currentFeature_or_Features = new GeoJSON(geojson, style || null);
if (currentFeature_or_Features.type && currentFeature_or_Features.type == "Error"){
document.getElementById("put_geojson_string_here").value = currentFeature_or_Features.message;
return;
}
if (currentFeature_or_Features.length){
for (var i = 0; i < currentFeature_or_Features.length; i++){
if(currentFeature_or_Features[i].length){
for(var j = 0; j < currentFeature_or_Features[i].length; j++){
currentFeature_or_Features[i][j].setMap(map);
if(currentFeature_or_Features[i][j].geojsonProperties) {
setInfoWindow(currentFeature_or_Features[i][j]);
}
}
}
else{
currentFeature_or_Features[i].setMap(map);
}
if (currentFeature_or_Features[i].geojsonProperties) {
setInfoWindow(currentFeature_or_Features[i]);
}
}
}else{
currentFeature_or_Features.setMap(map)
if (currentFeature_or_Features.geojsonProperties) {
setInfoWindow(currentFeature_or_Features);
}
}
document.getElementById("put_geojson_string_here").value = JSON.stringify(geojson);
}
function rawGeoJSON(){
clearMap();
currentFeature_or_Features = new GeoJSON(JSON.parse(document.getElementById("put_geojson_string_here").value));
if (currentFeature_or_Features.length){
for (var i = 0; i < currentFeature_or_Features.length; i++){
if(currentFeature_or_Features[i].length){
for(var j = 0; j < currentFeature_or_Features[i].length; j++){
currentFeature_or_Features[i][j].setMap(map);
if(currentFeature_or_Features[i][j].geojsonProperties) {
setInfoWindow(currentFeature_or_Features[i][j]);
}
}
}
else{
currentFeature_or_Features[i].setMap(map);
}
if (currentFeature_or_Features[i].geojsonProperties) {
setInfoWindow(currentFeature_or_Features[i]);
}
}
}else{
currentFeature_or_Features.setMap(map);
if (currentFeature_or_Features.geojsonProperties) {
setInfoWindow(currentFeature_or_Features);
}
}
}
function setInfoWindow (feature) {
google.maps.event.addListener(feature, "click", function(event) {
var content = "<div id='infoBox'><strong>GeoJSON Feature Properties</strong><br />";
for (var j in this.geojsonProperties) {
content += j + ": " + this.geojsonProperties[j] + "<br />";
}
content += "</div>";
infowindow.setContent(content);
infowindow.setPosition(event.latLng);
infowindow.open(map);
});
}
</script>
</head>
<body onload="init();">
<div id="left">
<div id="map"></div>
</div>
<div id="right">
<div><input type="button" value="GeoJSON Point" onclick="showFeature(geojson_Point);" /></div>
<div><br /></div>
<div><input type="button" value="GeoJSON MultiPoint" onclick="showFeature(geojson_MultiPoint);" /></div>
<div><br /></div>
<div><input type="button" value="GeoJSON LineString" onclick="showFeature(geojson_LineString);" /></div>
<div><br /></div>
<div><input type="button" value="GeoJSON MultiLineString" onclick="showFeature(geojson_MultiLineString);" /></div>
<div><br /></div>
<div><input type="button" value="GeoJSON Polygon" onclick="showFeature(geojson_Polygon);" /></div>
<div><br /></div>
<div><input type="button" value="GeoJSON Polygon with hole" onclick="showFeature(geojson_Polygon_hole);" /></div>
<div><br /></div>
<div><input type="button" value="GeoJSON MultiPolygon" onclick="showFeature(geojson_MultiPolygon);" /></div>
<div><br /></div>
<div><input type="button" value="GeoJSON GeometryCollection" onclick="showFeature(geojson_GeometryCollection);" /></div>
<div><br /></div>
<div><input type="button" value="GeoJSON Feature" onclick="showFeature(geojson_Feature);" /></div>
<div><br /></div>
<div><input type="button" value="GeoJSON Feature with GeometryCollection" onclick="showFeature(geojson_Feature_GeometryCollection);" /></div>
<div><br /></div>
<div><input type="button" value="GeoJSON FeatureCollection" onclick="showFeature(geojson_FeatureCollection);" /></div>
<textarea id="put_geojson_string_here"></textarea>
<div><input type="button" value="Show GeoJSON above" onclick="rawGeoJSON();" /></div>
</div>
</body>
</html>