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@enjalot
Last active May 30, 2016 18:36
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the spins
<!DOCTYPE html>
<head>
<meta charset="utf-8">
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3-geo-projection/0.2.15/d3.geo.projection.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/topojson/1.6.19/topojson.min.js"></script>
<style>
body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
svg { width: 100%; height: 100%; }
path.foreground {
fill: none;
stroke: #9e9e9e;
stroke-width: 1.5px;
}
path.graticule {
fill: none;
stroke: #494949;
stroke-width: .5px;
}
#map .land {
fill: #d7c7ad;
stroke: #5a4f3e;
}
</style>
</head>
<body>
<script>
var width = document.body.clientWidth;
var height = document.body.clientHeight;
var scale = 350 * height/600;
var canvas = d3.select("body").append("canvas")
.attr({
width: width,
height: height
})
var context = canvas.node().getContext("2d");
var projection = d3.geo.wiechel()
.scale(scale)
.translate([width/2, height/2])
.rotate([0, -90])
.clipAngle(180 - 1)
.precision(.1)
.rotate([100, -90])
var path = d3.geo.path()
.projection(projection)
.context(context)
var start = Date.now();
var duration = 20;
var pause = false;
var dir = 1;
d3.timer(function(elapsed) {
var now = Date.now();
if(now - start > duration) {
start = now;
} else {
return false;
}
var deg = 1;
var rot = projection.rotate()
rot[0] = (rot[0] + deg)// % 360
rot[1] = (rot[1] + deg)// % 360
projection.rotate(rot)
update()
return pause;
})
d3.select("body").on("click", function() {
pause = true;
})
var graticule = d3.geo.graticule()();
var land, boundary;
d3.json("world-110m.json", function(error,world) {
if (error) throw error;
land = topojson.feature(world, world.objects.land);
boundary = boundary = topojson.mesh(world, world.objects.countries, function(a, b) { return a !== b; });
update();
});
var grats = false;
d3.select("body").on("click", function() {
grats = !grats;
});
context.globalAlpha = 1;
function update() {
context.clearRect(0, 0, width, height);
if(grats) {
context.beginPath();
path(graticule);
//context.globalAlpha = .5;
context.strokeStyle = "#222";
context.stroke();
} else {
context.beginPath();
path(land);
context.fillStyle = "#222";
context.fill();
}
}
</script>
</body>
<script>
(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
})(window,document,'script','//www.google-analytics.com/analytics.js','ga');
ga('create', 'UA-67666917-1', 'auto');
ga('send', 'pageview');
</script>
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