Simple globe of Tajikistan emulating Wikipedia's style.
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October 28, 2017 13:13
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Wikipedia Globe
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license: mit | |
border: none | |
height: 505 |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<!DOCTYPE html> | |
<meta charset="utf-8" /> | |
<body> | |
<script src="https://d3js.org/d3.v3.min.js" charset="utf-8"></script> | |
<script src="https://d3js.org/topojson.v1.min.js"></script> | |
<script src="https://unpkg.com/rbush@1.4.3/rbush.js"></script> | |
<script src="https://unpkg.com/spamjs@1.1.0/spam.min.js"></script> | |
<script type='text/javascript'> | |
var width = 960; | |
var height = 600; | |
var graticule = d3.geo.graticule().step([30, 30]); | |
// Canvas radial gradient | |
var x = width / 2, | |
y = height / 2, | |
// Radii of the start glow. | |
innerRadius = 220, | |
// Radii of the end glow. | |
outerRadius = 300, | |
// Radius of the entire circle. | |
radius = 200; | |
d3.json("https://unpkg.com/world-atlas@1.1.4/world/50m.json", function( | |
error, | |
d | |
) { | |
topojson.presimplify(d); | |
var map = new StaticCanvasMap({ | |
element: "body", | |
width: width, | |
height: height, | |
projection: d3.geo | |
.orthographic() | |
.clipAngle(90) | |
.precision(0.1) | |
.scale(250) | |
.rotate([-65, -40, 0]), | |
data: [ | |
{ | |
features: topojson.feature(d, d.objects["countries"]), | |
static: { | |
prepaint: function(parameters) { | |
parameters.context.beginPath(); | |
parameters.path({ type: "Sphere" }); | |
parameters.context.lineWidth = 2; | |
parameters.context.strokeStyle = "rgb(198, 197, 197)"; | |
parameters.context.stroke(); | |
var gradient = parameters.context.createRadialGradient( | |
x, | |
y, | |
innerRadius, | |
x, | |
y, | |
outerRadius | |
); | |
gradient.addColorStop(0, "rgb(248, 248, 248)"); | |
gradient.addColorStop(1, "rgb(210, 210, 210)"); | |
parameters.context.fillStyle = gradient; | |
parameters.context.fill(); | |
parameters.context.beginPath(); | |
parameters.path(graticule()); | |
parameters.context.lineWidth = 0.2; | |
parameters.context.strokeStyle = "rgba(30,30,30, 0.5)"; | |
parameters.context.stroke(); | |
}, | |
paintfeature: function(parameters, d) { | |
parameters.context.lineWidth = 0.8 / parameters.scale; | |
parameters.context.strokeStyle = "rgba(0,0,0, 0.6)"; | |
parameters.context.stroke(); | |
if (d.id === "762") { | |
parameters.context.fillStyle = "rgb(55, 106, 55)"; | |
} else { | |
parameters.context.fillStyle = "rgb(224, 224, 224)"; | |
} | |
parameters.context.fill(); | |
} | |
} | |
} | |
] | |
}); | |
map.init(); | |
}); | |
</script> |
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