Built to test Oli Hawkin's D3-hexjson module
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November 7, 2019 12:44
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Testing Oli's D3-hexjson
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license: gpl-2.0 |
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{ | |
"layout":"odd-r", | |
"hexes":{ | |
"C0R0":{"q":0,"r":0}, | |
"C1R0":{"q":1,"r":0}, | |
"C2R0":{"q":2,"r":0}, | |
"C3R0":{"q":3,"r":0}, | |
"C0R1":{"q":0,"r":1}, | |
"C1R1":{"q":1,"r":1}, | |
"C2R1":{"q":2,"r":1}, | |
"C3R1":{"q":3,"r":1}, | |
"C0R2":{"q":0,"r":2}, | |
"C1R2":{"q":1,"r":2}, | |
"C2R2":{"q":2,"r":2}, | |
"C3R2":{"q":3,"r":2}, | |
"C0R3":{"q":0,"r":3}, | |
"C1R3":{"q":1,"r":3}, | |
"C2R3":{"q":2,"r":3}, | |
"C3R3":{"q":3,"r":3} | |
} | |
} |
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<html> | |
<head> | |
<style> | |
#vis { | |
margin: 0; | |
padding: 0; | |
text-align: center; | |
font-family: sans-serif; | |
font-size: 10pt; | |
} | |
</style> | |
</head> | |
<body> | |
<div id="vis"></div> | |
<script src="https://d3js.org/d3.v4.min.js"></script> | |
<script src="https://cdn.rawgit.com/olihawkins/d3-hexjson/master/build/d3-hexjson.js"></script> | |
<script> | |
d3.json("example.hexjson", function(error, hexjson) { | |
// Set the size and margins of the svg | |
var margin = {top: 10, right: 10, bottom: 10, left: 10}, | |
width = 500 - margin.left - margin.right, | |
height = 420 - margin.top - margin.bottom; | |
// Create the svg element | |
var svg = d3 | |
.select("#vis") | |
.append("svg") | |
.attr("width", width + margin.left + margin.right) | |
.attr("height", height + margin.top + margin.bottom) | |
.append("g") | |
.attr("transform", "translate(" + margin.left + "," + margin.top + ")"); | |
// Render the hexes | |
var hexes = d3.renderHexJSON(hexjson, width, height); | |
// Bind the hexes to g elements of the svg and position them | |
var hexmap = svg | |
.selectAll("g") | |
.data(hexes) | |
.enter() | |
.append("g") | |
.attr("transform", function(hex) { | |
return "translate(" + hex.x + "," + hex.y + ")"; | |
}); | |
// Draw the polygons around each hex's centre | |
hexmap | |
.append("polygon") | |
.attr("points", function(hex) {return hex.points;}) | |
.attr("stroke", "white") | |
.attr("stroke-width", "2") | |
.attr("fill", "#b0e8f0"); | |
// Add the hex codes as labels | |
hexmap | |
.append("text") | |
.append("tspan") | |
.attr("text-anchor", "middle") | |
.text(function(hex) {return hex.key;}); | |
}); | |
</script> | |
</body> | |
</html> |
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