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sample2.html
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sample2.html
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<!doctype html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no" />
<title>スタイルつき GeoJSON 表示サンプル</title>
<link rel="stylesheet" href="https://unpkg.com/[email protected]/dist/leaflet.css"/>
<script src="https://unpkg.com/[email protected]/dist/leaflet.js"></script>
<style>
body {padding: 0; margin: 0}
html, body, #mapdiv {height: 100%; width: 100%;}
.leaflet-container {background: #fff;}
.leaflet-div-icon {background: none;white-space: nowrap;border:none;}
</style>
</head>
<body>
<div id="mapdiv">
<script>
function geojson_style(prop) {
var s = {};
for(name in prop) {
if(name.match(/^_/) && !name.match(/_markerType/)){
if( prop['_markerType']=='Circle' && name =='_radius'){continue;}
s[name.substr(1)]=prop[name];
}
}
return s;
}
function popup_properties(prop) {
var s = ''
for(name in prop) {
if(!name.match(/^_/)){
s += name + "：" + prop[name] + "<br>";
}
}
return s;
}
// スタイルつき GeoJSONを「var sampledata = 」に続けて記載
// 末尾の「}」の直後に「;」が必要
var sampledata =
{
"type": "FeatureCollection",
"features": [
{
"type": "Feature",
"properties": {
"name": "マーカー（アイコン） その1",
"geometryのtype": "Point",
"propertiesの_markertype": "Icon",
"_markerType": "Icon",
"_iconUrl": "https://cyberjapandata.gsi.go.jp/portal/sys/v4/symbols/081.png",
"_iconSize": [
20,
20
],
"_iconAnchor": [
10,
10
]
},
"geometry": {
"type": "Point",
"coordinates": [
140.0814127922058,
36.09984519755111
]
}
},
{
"type": "Feature",
"properties": {
"name": "マーカー（アイコン） その2",
"geometryのtype": "Point",
"propertiesの_markertype": "Icon",
"_markerType": "Icon",
"_iconUrl": "https://cyberjapandata.gsi.go.jp/portal/sys/v4/symbols/081.png",
"_iconSize": [
20,
20
],
"_iconAnchor": [
10,
10
]
},
"geometry": {
"type": "Point",
"coordinates": [
140.08042573928833,
36.10003591109742
]
}
},
{
"type": "Feature",
"properties": {
"name": "マーカー（円） その1",
"geometryのtype": "Icon",
"propertiesの_markertype": "CircleMarker",
"_markerType": "CircleMarker",
"_color": "#000000",
"_opacity": 0.5,
"_weight": 3,
"_fillColor": "#9900ff",
"_fillOpacity": 0.5,
"_radius": 20
},
"geometry": {
"type": "Point",
"coordinates": [
140.07870912551877,
36.10029597427826
]
}
},
{
"type": "Feature",
"properties": {
"name": "マーカー（円） その2",
"geometryのtype": "Icon",
"propertiesの_markertype": "CircleMarker",
"_markerType": "CircleMarker",
"_color": "#000000",
"_opacity": 0.5,
"_weight": 3,
"_fillColor": "#9900ff",
"_fillOpacity": 0.5,
"_radius": 20
},
"geometry": {
"type": "Point",
"coordinates": [
140.0771427154541,
36.10071207357713
]
}
},
{
"type": "Feature",
"properties": {
"name": "線 その1",
"geometryのtype": "LineString",
"_color": "#ff00ff",
"_opacity": 0.5,
"_weight": 5
},
"geometry": {
"type": "LineString",
"coordinates": [
[
140.07656335830688,
36.09972383414425
],
[
140.07913827896118,
36.09922104089022
],
[
140.07988929748535,
36.10137089296031
],
[
140.0844168663025,
36.10105882130955
],
[
140.08684158325195,
36.103000580331155
],
[
140.0914978981018,
36.10289655874302
],
[
140.09100437164307,
36.10554906621689
],
[
140.0870132446289,
36.10716133091688
]
]
}
},
{
"type": "Feature",
"properties": {
"name": "線 その2",
"geometryのtype": "LineString",
"_color": "#0000ff",
"_opacity": 0.75,
"_weight": 5
},
"geometry": {
"type": "LineString",
"coordinates": [
[
140.0760054588318,
36.09847551393631
],
[
140.08046865463257,
36.09812875480343
],
[
140.0835156440735,
36.09738321748593
],
[
140.08619785308838,
36.09700177705334
],
[
140.08613348007202,
36.0987009065521
],
[
140.0863265991211,
36.09889162287585
],
[
140.0844168663025,
36.09977584705585
],
[
140.0864553451538,
36.10029597427826
],
[
140.08907318115234,
36.10253248209996
]
]
}
},
{
"type": "Feature",
"properties": {
"name": "ポリゴン その1",
"geometryのtype": "Polygon",
"_color": "#000000",
"_opacity": 0.6,
"_weight": 3,
"_fillColor": "#00ff00",
"_fillOpacity": 0.5
},
"geometry": {
"type": "Polygon",
"coordinates": [
[
[
140.08535027503967,
36.10580044299809
],
[
140.08815050125122,
36.105809111148616
],
[
140.08893907070157,
36.10358136500031
],
[
140.08613884449005,
36.10359003339569
],
[
140.08535027503967,
36.10580044299809
]
]
]
}
},
{
"type": "Feature",
"properties": {
"name": "ポリゴン その2",
"geometryのtype": "Polygon",
"_color": "#000000",
"_opacity": 0.6,
"_weight": 3,
"_fillColor": "#00ff00",
"_fillOpacity": 0.5
},
"geometry": {
"type": "Polygon",
"coordinates": [
[
[
140.0810346007347,
36.10577011193364
],
[
140.08383482694626,
36.105778780084165
],
[
140.0846233963966,
36.10355103393586
],
[
140.0818231701851,
36.10355970233124
],
[
140.0810346007347,
36.10577011193364
]
]
]
}
},
{
"type": "Feature",
"properties": {
"name": "円 その1",
"geometryのtype": "Point",
"propertiesの_markertype": "Circle",
"_markerType": "Circle",
"_color": "#000000",
"_opacity": 0.5,
"_weight": 3,
"_fillColor": "#ff0000",
"_fillOpacity": 0.5,
"_radius": 100
},
"geometry": {
"type": "Point",
"coordinates": [
140.07606983184814,
36.10645055163299
]
}
},
{
"type": "Feature",
"properties": {
"name": "円 その2",
"geometryのtype": "Point",
"propertiesの_markertype": "Circle",
"_markerType": "Circle",
"_color": "#000000",
"_opacity": 0.5,
"_weight": 3,
"_fillColor": "#ff0000",
"_fillOpacity": 0.5,
"_radius": 100
},
"geometry": {
"type": "Point",
"coordinates": [
140.0779151916504,
36.10457822419921
]
}
},
{
"type": "Feature",
"properties": {
"name": "テキスト その1",
"geometryのtype": "Point",
"propertiesの_markertype": "DivIcon",
"_markerType": "DivIcon",
"_html": "<span style=\"color: #0000ff; font-weight: bold;\">これはテキストのサンプルです。</span>"
},
"geometry": {
"type": "Point",
"coordinates": [
140.07868766784668,
36.102047043951366
]
}
},
{
"type": "Feature",
"properties": {
"name": "テキスト その2",
"geometryのtype": "Point",
"propertiesの_markertype": "DivIcon",
"_markerType": "DivIcon",
"_html": "<span style=\"color: #0000ff; font-weight: bold;\">これはテキストのサンプルです。</span>"
},
"geometry": {
"type": "Point",
"coordinates": [
140.0792670249939,
36.10256715613866
]
}
}
]
};
//スタイルつき GeoJSON読み込み
var sampleLayer = L.geoJson(sampledata, {
pointToLayer: function (feature, latlng) {
var s = geojson_style(feature.properties);
if(feature.properties['_markerType']=='Icon'){
var myIcon = L.icon(s);
return L.marker(latlng, {icon: myIcon});
}
if(feature.properties['_markerType']=='DivIcon'){
var myIcon = L.divIcon(s);
return L.marker(latlng, {icon: myIcon});
}
if(feature.properties['_markerType']=='Circle'){
return L.circle(latlng,feature.properties['_radius'],s);
}
if(feature.properties['_markerType']=='CircleMarker'){
return L.circleMarker(latlng,s);
}
},
style: function (feature) {
if(!feature.properties['_markerType']){
var s = geojson_style(feature.properties);
return s;
}
},
onEachFeature: function (feature, layer) {
layer.bindPopup(popup_properties(feature.properties));
}
});
//背景地図設定
var std = L.tileLayer(
'https://cyberjapandata.gsi.go.jp/xyz/std/{z}/{x}/{y}.png',
{
attribution: "<a href='http://maps.gsi.go.jp/development/ichiran.html' target='_blank'>地理院タイル（標準地図）</a>",
maxNativeZoom: 18,
maxZoom: 18,
opacity:1
}
);
var map = L.map('mapdiv', {
center: [36.104700,140.087013], zoom: 16, layers: [std,sampleLayer]
});
L.control.scale({imperial: false}).addTo(map);
var baseLayers = {"地理院タイル（標準地図）": std};
var overlays = {'サンプル': sampleLayer };
L.control.layers(baseLayers, overlays,{position:'topright',collapsed:false}).addTo(map);
</script>
</body>
</html>