miroli/README.md

## README.md

      
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              README.md
            
          
    This is a simple map of Sweden, created with D3.js and TopoJSON. The municipality polygons have been replaced by circles.

  
## index.html
<!DOCTYPE html>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no">
<script src="http://d3js.org/d3.v3.min.js"></script>
<script src="http://d3js.org/topojson.v1.min.js"></script>
<style>

* {
	margin: 0;
	padding: 0;
}

svg, body {
	background-color: steelblue;
}

svg {
	width: 360px;
	height: 600px;
	margin: 0 auto;
}

circle {
  fill: yellowgreen;
  stroke: olivedrab;
}

</style>
<body>
<div id="container"></div>
<script>

var width = 360,
	height = 600;

var projection = d3.geo.mercator().scale(1000).translate([-160,1700]);

var path = d3.geo.path().projection(projection);

var svg = d3.select("#container").append("svg");

d3.json("kommun.json", function(error, data) {
	svg.selectAll("circle")
		.data(topojson.feature(data, data.objects.kommuner).features)
		.enter().append("circle")
		.attr("transform", function(d) { return "translate(" + path.centroid(d) + ")"; })
		.attr("r", function(d) { return Math.sqrt(d.properties.LANDAREAKM) / 5; });
});

</script>
</body>
</html>

## kommun.json

      
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              kommun.json
            
          
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	<!DOCTYPE html>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, user-scalable=no">
	<script src="http://d3js.org/d3.v3.min.js"></script>
	<script src="http://d3js.org/topojson.v1.min.js"></script>
	<style>

	* {
	margin: 0;
	padding: 0;
	}

	svg, body {
	background-color: steelblue;
	}

	svg {
	width: 360px;
	height: 600px;
	margin: 0 auto;
	}

	circle {
	fill: yellowgreen;
	stroke: olivedrab;
	}

	</style>
	<body>
	<div id="container"></div>
	<script>

	var width = 360,
	height = 600;

	var projection = d3.geo.mercator().scale(1000).translate([-160,1700]);

	var path = d3.geo.path().projection(projection);

	var svg = d3.select("#container").append("svg");

	d3.json("kommun.json", function(error, data) {
	svg.selectAll("circle")
	.data(topojson.feature(data, data.objects.kommuner).features)
	.enter().append("circle")
	.attr("transform", function(d) { return "translate(" + path.centroid(d) + ")"; })
	.attr("r", function(d) { return Math.sqrt(d.properties.LANDAREAKM) / 5; });
	});

	</script>
	</body>
	</html>