GEOJSON
https://github.com/mapbox/geojson.io/
https://github.com/tmcw/geojson.net
https://www.npmjs.com/package/svg-to-geojson
https://github.com/davecranwell/svg-to-geojson
Feature & Point
{
"type": "FeatureCollection",
"features": [
{
"type": "Feature",
"properties": {
"marker-color": "#00fd00",
"marker-size": "medium",
"marker-symbol": ""
},
"geometry": {
"type": "Point",
"coordinates": [
0.207366943359375,
51.60351870425863
]
}
},
{
"type": "Feature",
"properties": {},
"geometry": {
"type": "Point",
"coordinates": [
-0.46829223632812494,
51.342623007528246
]
}
}
]
}
Feature & Polygon & LineString
{
"type": "FeatureCollection",
"features": [
{
"type": "Feature",
"properties": {},
"geometry": {
"type": "Polygon",
"coordinates": [
[
[
-74.53125,
40.84706035607122
],
[
-74.53125,
38.75408327579141
],
[
-71.54296874999999,
38.95940879245423
],
[
-74.53125,
40.84706035607122
]
]
]
}
},
{
"type": "Feature",
"properties": {},
"geometry": {
"type": "LineString",
"coordinates": [
[
-74.20166015624999,
42.19596877629178
],
[
-71.69677734375,
41.80407814427234
]
]
}
}
]
}
mapbox gl
https://www.mapbox.cn/documentation/
SVG to GeoJSON
https://labs.mapbox.com/svg-to-geojson
https://github.com/mapbox/svg-to-geojson
https://api.mapbox.com/mapbox-assembly/mbx/v0.20.2/assembly.js
<!DOCTYPE html>
<html lang="en">
<head>
<meta charSet="utf-8" />
<meta name="viewport" content="width=device-width,initial-scale=1" />
<title>SVG to GeoJSON</title>
<link rel="canonical" href="https://labs.mapbox.com/svg-to-geojson/" >
<link rel="stylesheet" href="https://api.mapbox.com/mapbox-assembly/mbx/v0.20.2/assembly.min.css">
<script src="https://api.mapbox.com/mapbox-assembly/mbx/v0.20.2/assembly.js"></script>
</head>
<body>
</body>
</html>
SVG Tutorials
https://www.runoob.com/svg/svg-tutorial.html
https://www.runoob.com/svg/svg-reference.html
https://c.runoob.com/more/svgeditor/
http://www.imooc.com/article/72018
https://www.imooc.com/article/72014
SVG 选排选座
OP system
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