|
1 | | -/** |
2 | | - * Flot plugin for adding additional auto scalling modes. |
3 | | - * |
4 | | - * @author Joel Oughton |
5 | | - */ |
6 | | -(function ($) { |
7 | | - function init(plot) { |
8 | | - |
9 | | - plot.autoScale = function () { |
10 | | - var optsY = plot.getYAxes()[0].options; |
11 | | - var optsX = plot.getXAxes()[0].options; |
12 | | - var data = plot.getData(); |
13 | | - var maxX = 0, maxY = 0, minX = 0, minY = 0; |
14 | | - |
15 | | - $.each(data, function (index, s) { |
16 | | - var max = autoScale(plot, s, s.data, s.datapoints); |
17 | | - maxX = Math.max(maxX, max['maxX']); |
18 | | - maxY = Math.max(maxY, max['maxY']); |
19 | | - minX = Math.max(minX, min['minX']); |
20 | | - minY = Math.max(minY, min['minY']); |
21 | | - }); |
22 | | - |
23 | | - optsX.min = minX; |
24 | | - optsX.max = maxX; |
25 | | - optsY.min = minY; |
26 | | - optsY.max = maxY; |
27 | | - |
28 | | - plot.setupGrid(); |
29 | | - plot.draw(); |
30 | | - |
31 | | - return { |
32 | | - minY: optsY.min, |
33 | | - maxY: optsY.max, |
34 | | - minX: optsX.min, |
35 | | - maxX: optsX.max, |
36 | | - }; |
37 | | - } |
38 | | - |
39 | | - function autoScale(plot, series, data, datapoints) { |
40 | | - var options = plot.getOptions(); |
41 | | - |
42 | | - // limit to visible serie |
43 | | - if (series.lines.show || series.points.show || series.bars.show) { |
44 | | - var maxX = Number.NEGATIVE_INFINITY; |
45 | | - var maxY = Number.NEGATIVE_INFINITY; |
46 | | - var minX = Number.POSITIVE_INFINITY; |
47 | | - var minY = Number.POSITIVE_INFINITY; |
48 | | - |
49 | | - for (var i = 0; i < data.length; i++) { |
50 | | - maxX = Math.max(maxX, data[i][0]); |
51 | | - maxY = Math.max(maxY, data[i][1]); |
52 | | - minX = Math.min(minX, data[i][0]); |
53 | | - minY = Math.min(minY, data[i][1]); |
54 | | - } |
55 | | - |
56 | | - maxX += 2; |
57 | | - maxY += maxY * options.yaxis.autoscaleMargin * 10; |
58 | | - |
59 | | - minY -= 2; |
60 | | - minY -= minY * options.yaxis.autoscaleMargin * 10; |
61 | | - return { |
62 | | - minX: minX, |
63 | | - minY: minY, |
64 | | - maxX: maxX, |
65 | | - maxY: maxY |
66 | | - }; |
67 | | - } else { |
68 | | - return { |
69 | | - minX: 0, |
70 | | - minY: 0, |
71 | | - maxX: 0, |
72 | | - maxY: 0 |
73 | | - }; |
74 | | - } |
75 | | - } |
76 | | - } |
77 | | - |
78 | | - $.plot.plugins.push({ |
79 | | - init: init, |
80 | | - name: "autoscalemode", |
81 | | - version: "0.6" |
82 | | - }); |
83 | | -})(jQuery); |
| 1 | +/** |
| 2 | + * Flot plugin for adding additional auto scalling modes. |
| 3 | + * |
| 4 | + * @author Joel Oughton |
| 5 | + */ |
| 6 | +(function ($) { |
| 7 | + function init(plot) { |
| 8 | + |
| 9 | + plot.autoScale = function () { |
| 10 | + var optsY = plot.getYAxes()[0].options; |
| 11 | + var optsX = plot.getXAxes()[0].options; |
| 12 | + var data = plot.getData(); |
| 13 | + var maxX = 0, maxY = 0, minX = 0, minY = 0; |
| 14 | + |
| 15 | + $.each(data, function (index, s) { |
| 16 | + var max = autoScale(plot, s, s.data, s.datapoints); |
| 17 | + maxX = Math.max(maxX, max['maxX']); |
| 18 | + maxY = Math.max(maxY, max['maxY']); |
| 19 | + minX = Math.max(minX, min['minX']); |
| 20 | + minY = Math.max(minY, min['minY']); |
| 21 | + }); |
| 22 | + |
| 23 | + optsX.min = minX; |
| 24 | + optsX.max = maxX; |
| 25 | + optsY.min = minY; |
| 26 | + optsY.max = maxY; |
| 27 | + |
| 28 | + plot.setupGrid(); |
| 29 | + plot.draw(); |
| 30 | + |
| 31 | + return { |
| 32 | + minY: optsY.min, |
| 33 | + maxY: optsY.max, |
| 34 | + minX: optsX.min, |
| 35 | + maxX: optsX.max, |
| 36 | + }; |
| 37 | + } |
| 38 | + |
| 39 | + function autoScale(plot, series, data, datapoints) { |
| 40 | + var options = plot.getOptions(); |
| 41 | + |
| 42 | + // limit to visible serie |
| 43 | + if (series.lines.show || series.points.show || series.bars.show) { |
| 44 | + var maxX = Number.NEGATIVE_INFINITY; |
| 45 | + var maxY = Number.NEGATIVE_INFINITY; |
| 46 | + var minX = Number.POSITIVE_INFINITY; |
| 47 | + var minY = Number.POSITIVE_INFINITY; |
| 48 | + |
| 49 | + for (var i = 0; i < data.length; i++) { |
| 50 | + maxX = Math.max(maxX, data[i][0]); |
| 51 | + maxY = Math.max(maxY, data[i][1]); |
| 52 | + minX = Math.min(minX, data[i][0]); |
| 53 | + minY = Math.min(minY, data[i][1]); |
| 54 | + } |
| 55 | + |
| 56 | + maxX += 2; |
| 57 | + maxY += maxY * options.yaxis.autoscaleMargin * 10; |
| 58 | + |
| 59 | + minY -= 2; |
| 60 | + minY -= minY * options.yaxis.autoscaleMargin * 10; |
| 61 | + return { |
| 62 | + minX: minX, |
| 63 | + minY: minY, |
| 64 | + maxX: maxX, |
| 65 | + maxY: maxY |
| 66 | + }; |
| 67 | + } else { |
| 68 | + return { |
| 69 | + minX: 0, |
| 70 | + minY: 0, |
| 71 | + maxX: 0, |
| 72 | + maxY: 0 |
| 73 | + }; |
| 74 | + } |
| 75 | + } |
| 76 | + } |
| 77 | + |
| 78 | + $.plot.plugins.push({ |
| 79 | + init: init, |
| 80 | + name: "autoscalemode", |
| 81 | + version: "0.6" |
| 82 | + }); |
| 83 | +})(jQuery); |
0 commit comments