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india-translator
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Added colors to the map (used four-color theorem, but did it manually)

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resizeSvg
Aadhavan Srinivasan 2 months ago
parent 3a104140ab
commit bc3f69bfa3
1 changed files with 94 additions and 53 deletions
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61
index.html
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@ -1,6 +1,6 @@
<!DOCTYPE html> <!DOCTYPE html>
<html lang="en"> <html lang="en">
<head> <head>
<meta charset="UTF-8"> <meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>GeoJSON Map with D3.js</title> <title>GeoJSON Map with D3.js</title>
@ -17,23 +17,63 @@
border: 1px solid #ccc; border: 1px solid #ccc;
} }
.state { .state {
fill: lightblue;
stroke: black; stroke: black;
stroke-width: 0.5; stroke-width: 0.5;
transition: fill 0.3s; transition: fill 0.3s;
} }
.state:hover { .state:hover {
fill: orange; stroke-width: 1.5;
} }
</style> </style>
</head> </head>
<body> <body>
<svg width="1000" height="600"></svg> <svg width="1000" height="600"></svg>
<script> <script>
const svg = d3.select("svg") const svg = d3.select("svg")
const map1 = new Map(); const map1 = new Map();
const color1 = "#75d795"
const color2 = "#ff7c7c"
const color3 = "#ffe77c"
const color4 = "#7c9dff"
// Credit: https://www.artcraftblend.com/blogs/colors/shades-of-pastel
const colorMap = {
"Tamil Nadu": color1,
"Kerala": color2,
"Karnataka": color3,
"Andhra Pradesh": color4,
"Maharashtra": color4,
"Goa": color3,
"Telangana": color2,
"Odisha": color3,
"Gujarat": color1,
"Rajasthan": color3,
"Chhattisgarh": color1,
"Jharkhand": color2,
"West Bengal": color1,
"Assam": color2,
"Meghalaya": color3,
"Tripura": color4,
"Mizoram": color1,
"Manipur": color3,
"Nagaland": color1,
"Arunachal Pradesh": color4,
"Sikkim": color2,
"Bihar": color3,
"Madhya Pradesh": color2,
"Uttar Pradesh": color4,
"Uttarakhand": color2,
"Haryana": color1,
"Punjab": color4,
"Himachal Pradesh": color3,
"Ladakh": color1,
"Jammu and Kashmir": color2,
}
const colors9 = ["#75d795", "#EFDFD8", "#D5F6FB", "#E5ECF8", "#F0EBD8", "#F7DFC2", "#B4D9EF", "#F8C57C", "#A4D8D8"]
function drawMap(world) { function drawMap(world) {
const projection = d3.geoMercator().fitSize([1000,600], world) const projection = d3.geoMercator().fitSize([1000,600], world)
const path = d3.geoPath().projection(projection); const path = d3.geoPath().projection(projection);
@ -45,11 +85,12 @@
.append("path") .append("path")
.attr("d", path) .attr("d", path)
.attr("class", "state") .attr("class", "state")
.attr("fill", d => colorMap[d.properties.name])
.append("title") // Tooltip .append("title") // Tooltip
.text(d => d.properties.name) .text(d => d.properties.name)
.each(function(d) { .each(function(d) {
map1.set(d.properties.name, d3.geoCentroid(d)); map1.set(d.properties.name, d3.geoCentroid(d));
}); })
} }
@ -57,8 +98,8 @@
d3.json("india.json").then(drawMap) d3.json("india.json").then(drawMap)
console.log(map1) console.log(map1)
</script> </script>
</body> </body>
</html> </html>

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