1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
(function ($) {
function trans (left, top) {
return 'translate(' + left + ', ' + top + ')';
}
var defaults = {
size: 40,
thickness: 8,
color: '#1f77b4',
baseColor: '#e6e6e6'
};
$.fn.pieChart = function () {
$(this).each(function () {
var data = [
$(this).data('value'),
$(this).data('max') - $(this).data('value')
],
options = _.defaults($(this).data(), defaults),
radius = options.size / 2;
var container = d3.select(this),
svg = container.append('svg')
.attr('width', options.size)
.attr('height', options.size),
plot = svg.append('g')
.attr('transform', trans(radius, radius)),
arc = d3.svg.arc()
.innerRadius(radius - options.thickness)
.outerRadius(radius),
pie = d3.layout.pie()
.sort(null)
.value(function (d) {
return d;
}),
colors = function (i) {
return i === 0 ? options.color : options.baseColor;
},
sectors = plot.selectAll('path')
.data(pie(data));
sectors.enter()
.append('path')
.style('fill', function (d, i) {
return colors(i);
})
.attr('d', arc);
});
};
})(window.jQuery);
|
