Я использовал код из github (https://github.com/alignedleft/d3-book/blob/master/chapter_12/04_fill.html).D3 JS - GeoJson (Карта США) - не загружается
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>D3: Setting path fills</title>
<script type="text/javascript" src="http://d3js.org/d3.v3.min.js"></script>
<style type="text/css">
/* No style rules here yet */
</style>
</head>
<body>
<script type="text/javascript">
//Width and height
var w = 500;
var h = 300;
//Define map projection
var projection = d3.geo.albersUsa()
.translate([w/2, h/2])
.scale([500]);
//Define path generator
var path = d3.geo.path()
.projection(projection);
//Create SVG element
var svg = d3.select("body")
.append("svg")
.attr("width", w)
.attr("height", h);
//Load in GeoJSON data
d3.json("us-states.json", function(json) {
//Bind data and create one path per GeoJSON feature
svg.selectAll("path")
.data(json.features)
.enter()
.append("path")
.attr("d", path)
.style("fill", "steelblue");
});
</script>
</body>
</html>
JSON файл из (https://github.com/alignedleft/d3-book/edit/master/chapter_12/us-states.json).
Пример:
{ "типа": "FeatureCollection", "особенности": [ { "типа": "Особенность", "идентификатор": "01", "свойства": { "имя" : "Алабама"}, "геометрии": { "типа": "Polygon", "координаты": [[[- 87.359296,35.00118], [- 85.606675,34.984749], [- 85.431413,34.124869], [- 85,184951, 32.859696], [- 85.069935,32.580372], [- 84.960397,32.421541], [- 85.004212,32.322956], [- 84.889196,32.262709], [- 85.058981,32.13674], [- 85.053504,32.01077], [- 85.141136,31.840985 ], [- 85.042551,31.539753], [- 85.113751,31.27686], [- 85.004212,31.003013], [- 85.497137,30.997536], [- 87.600282,30.997536], [- 87.633143,30.86609], [- 87.408589,30.674397] , [- 87.446927,30.510088], [- 87.37025,30.427934], [- 87.518128,30.280057], [- 87.655051,30.247195], [- 87.90699,30.411504], [- 87.934375,30.657966], [- 88.011052,30.685351], [- 88.10416,30.499135], [- 88.137022,30.318396], [- 88.394438,30.367688], [- 88.471115,31.895754], [- 88.241084,33.796253], [- 88.098683,34.891641], [- 88.202745,34.995703], [- 87,359296 , 35.00118]]]}}, ...
Но я получаю пустую HTML-страницу в качестве вывода. Что мне не хватает?
Спасибо за комментарий. Я добавил код. – Ram