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Contents
<html>
<head>
<title>Test: Line interpolation</title>
<script type="text/javascript" src="protovis-r3.3.js"></script>
</head>
<body>
<h1>Test: Line interpolation</h1>
<script type="text/javascript">
data = pv.range(0, 10, 0.2).map(function(x) {
return {x:x, y:Math.sin(x) + 2};
});
p_w=200
p_h=150
w = 20+p_w*2
h = 20+p_h*4
x = pv.Scale.linear(data, function(d) {return d.x;}).range(0, p_w-30)
y = pv.Scale.linear(data, function(d) {return d.y;}).range(0, p_h-20);
interpolations=["linear","step-before","step-after","polar","polar-reverse", "basis", "cardinal"]
vis = new pv.Panel()
.width(w)
.height(h)
.bottom(20)
.left(20)
.right(10)
.top(5)
for(var i=0; i<interpolations.length;i++) {
var inter=interpolations[i];
n=i%2
m=Math.floor(i/2)
panel=vis.add(pv.Panel).
left(n*(p_w+10)).
top(m*(p_h+10)).
width(p_w).
height(p_h)
panel.anchor('top').add(pv.Label).text(inter)
panel.add(pv.Line).data(data).
lineWidth(2).
left(function(d){return x(d.x)}).
bottom(function(d){ return y(d.y)}).
interpolate(inter);
}
vis.render()
</script>
</body>
</html>
Version data entries
8 entries across 8 versions & 1 rubygems