gross merge mostly done; left MERGE markers in a few spots
[dygraphs.git] / tests / zoom.html
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1<html>
2 <head>
937029df 3 <title>zoom</title>
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4 <!--[if IE]>
5 <script type="text/javascript" src="excanvas.js"></script>
6 <![endif]-->
7 <script type="text/javascript" src="../strftime/strftime-min.js"></script>
8 <script type="text/javascript" src="../rgbcolor/rgbcolor.js"></script>
9 <script type="text/javascript" src="../dygraph-canvas.js"></script>
10 <script type="text/javascript" src="../dygraph.js"></script>
11 <script type="text/javascript" src="data.js"></script>
12 </head>
13 <body>
437c0979 14 <h3>Click the buttons to change the zoom level or just use the normal
447254de 15 click-and drag. While zoom typically works by click-and-drag, the
c65f2303 16 buttons are useful for testing.</h3>
8b83c6cc 17 <h4>Window coordinates (in dates and values):</h4>
c65f2303 18 <div id="xdimensions"></div> <div id="ydimensions"></div>
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19 <div id="div_g" style="width:600px; height:300px;"></div>
20
21 <p><b>Zoom operations:</b></p>
22 <p>
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23 <input type="button" value="Y (3,5)" onclick="zoomGraphY(3,5)">&nbsp;
24 <input type="button" value="Y (0,4)" onclick="zoomGraphY(0,4)">&nbsp;
25 <input type="button" value="Y (2,4)" onclick="zoomGraphY(2,4)">&nbsp;
26 <input type="button" value="Y (0,2)" onclick="zoomGraphY(0,2)">&nbsp;
937029df 27 <input type="button" value="Y (0,1)" onclick="zoomGraphY(0,1)">&nbsp;
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28 <br>
29 <input type="button" value="Oct 8-13" onclick="zoomGraphX(1160261979962, 1163905694248)">&nbsp;
30 <input type="button" value="Oct 22-28" onclick="zoomGraphX(1161489164461 , 1162008465957)">&nbsp;
31 <input type="button" value="Oct 23-24" onclick="zoomGraphX(1161575878860, 1161660991675)">&nbsp;
32 <input type="button" value="Oct 26 6AM-noon" onclick="zoomGraphX(1161770537840, 1161792063332)">&nbsp;
33 <br>
34 <input type="button" value="Unzoom" onclick="unzoomGraph()">&nbsp;
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35 </p>
36
37
38 <script type="text/javascript">
39 g = new Dygraph(
40 document.getElementById("div_g"),
41 NoisyData, {
a6cc9f3e 42 errorBars: true,
2a07b81b 43 zoomCallback : function(a,b,c,d) { showDimensions(a,b,c,d); }
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44 }
45 );
46
47 // TODO(konigsberg): Implement a visualization that verifies that initial
48 // displays also show correctly.
49
50 // Pull an initial value for logging.
51 var minDate = g.xAxisRange()[0];
52 var maxDate = g.xAxisRange()[1];
53 var minValue = g.yAxisRange()[0];
54 var maxValue = g.yAxisRange()[1];
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55 showDimensions(minDate, maxDate, minValue, maxValue);
56
57 function showDimensions(minDate, maxDate, minValue, maxValue) {
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58 showXDimensions(minDate, maxDate);
59 showYDimensions(minValue, maxValue);
60 }
61
62 function showXDimensions(first, second) {
63 var elem = document.getElementById("xdimensions");
64 elem.innerHTML = "dateWindow : [" + first + ", "+ second + "]";
65 }
66
67 function showYDimensions(first, second) {
68 var elem = document.getElementById("ydimensions");
69 elem.innerHTML = "valueRange : [" + first + ", "+ second + "]";
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70 }
71
437c0979 72 function zoomGraphX(minDate, maxDate) {
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73 g.updateOptions({
74 dateWindow: [minDate, maxDate]
75 });
76 showXDimensions(minDate, maxDate);
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77 }
78
79 function zoomGraphY(minValue, maxValue) {
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80 g.updateOptions({
81 valueRange: [minValue, maxValue]
82 });
83 showYDimensions(minValue, maxValue);
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84 }
85
86 function unzoomGraph() {
c65f2303 87 g.updateOptions({
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88 dateWindow: null,
89 valueRange: null
c65f2303 90 });
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91 }
92 </script>
93
94 </body>
95</html>