forked from HumbleSoftware/Flotr2
/
Series.js
74 lines (62 loc) · 1.51 KB
/
Series.js
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
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
/**
* Flotr Series Library
*/
(function () {
var
_ = Flotr._;
function Series (o) {
_.extend(this, o);
}
Series.prototype = {
getRange: function () {
var
data = this.data,
length = data.length,
xmin = Number.MAX_VALUE,
ymin = Number.MAX_VALUE,
xmax = -Number.MAX_VALUE,
ymax = -Number.MAX_VALUE,
xused = false,
yused = false,
x, y, i;
if (length < 0 || this.hide) return false;
for (i = 0; i < length; i++) {
x = data[i][0];
y = data[i][1];
if (x < xmin) { xmin = x; xused = true; }
if (x > xmax) { xmax = x; xused = true; }
if (y < ymin) { ymin = y; yused = true; }
if (y > ymax) { ymax = y; yused = true; }
}
return {
xmin : xmin,
xmax : xmax,
ymin : ymin,
ymax : ymax,
xused : xused,
yused : yused
};
}
};
_.extend(Series, {
/**
* Collects dataseries from input and parses the series into the right format. It returns an Array
* of Objects each having at least the 'data' key set.
* @param {Array, Object} data - Object or array of dataseries
* @return {Array} Array of Objects parsed into the right format ({(...,) data: [[x1,y1], [x2,y2], ...] (, ...)})
*/
getSeries: function(data){
return _.map(data, function(s){
var series;
if (s.data) {
series = new Series();
_.extend(series, s);
} else {
series = new Series({data:s});
}
return series;
});
}
});
Flotr.Series = Series;
})();