92 lines
2.2 KiB
Java
92 lines
2.2 KiB
Java
<html>
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<head>
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<style>
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#vis {
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margin: 0;
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padding: 0;
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text-align: center;
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font-family: sans-serif;
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font-size: 10pt;
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}
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</style>
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</head>
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<body>
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<div id="vis"></div>
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<script src="d3.min.js"></script>
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<script src="../build/d3-hexjson.min.js"></script>
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<script>
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d3.json("example-grid.hexjson", function(error, hexjson) {
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// Set the size and margins of the svg
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var margin = {top: 10, right: 10, bottom: 10, left: 10},
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width = 500 - margin.left - margin.right,
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height = 420 - margin.top - margin.bottom;
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// Create the svg element
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var svg = d3
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.select("#vis")
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.append("svg")
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.attr("width", width + margin.left + margin.right)
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.attr("height", height + margin.top + margin.bottom)
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.append("g")
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.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
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// Create the grid hexes and render them
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var grid = d3.getGridForHexJSON(hexjson);
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var gridHexes = d3.renderHexJSON(grid, width, height);
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// Render the data hexes
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var hexes = d3.renderHexJSON(hexjson, width, height);
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// Draw the background grid BEFORE the data
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// Bind the grid hexes to g.grid elements of the svg and position them
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var hexgrid = svg
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.selectAll("g.grid")
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.data(gridHexes)
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.enter()
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.append("g")
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.attr("class", "grid")
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.attr("transform", function(hex) {
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return "translate(" + hex.x + "," + hex.y + ")";
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});
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// Draw the polygons around each grid hex's centre
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hexgrid
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.append("polygon")
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.attr("points", function(hex) {return hex.points;})
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.attr("stroke", "#b0b0b0")
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.attr("stroke-width", "1")
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.attr("fill", "#f0f0f0");
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// Bind the data hexes to g.data elements of the svg and position them
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var hexmap = svg
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.selectAll("g.data")
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.data(hexes)
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.enter()
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.append("g")
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.attr("class", "data")
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.attr("transform", function(hex) {
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return "translate(" + hex.x + "," + hex.y + ")";
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});
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// Draw the polygons around each data hex's centre
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hexmap
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.append("polygon")
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.attr("points", function(hex) {return hex.points;})
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.attr("stroke", "white")
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.attr("stroke-width", "2")
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.attr("fill", "#b0e8f0");
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// Add the codes for the data hexes as labels
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hexmap
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.append("text")
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.append("tspan")
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.attr("text-anchor", "middle")
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.text(function(hex) {return hex.key;});
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});
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</script>
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</body>
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</html> |