tests pass
[dygraphs.git] / tests / zoom.html
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54425b14 1<!DOCTYPE html>
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2<html>
3 <head>
10494b48 4 <meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7; IE=EmulateIE9">
937029df 5 <title>zoom</title>
8b83c6cc 6 <!--[if IE]>
e1fb3740 7 <script type="text/javascript" src="../excanvas.js"></script>
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8 <![endif]-->
9 <script type="text/javascript" src="../strftime/strftime-min.js"></script>
10 <script type="text/javascript" src="../rgbcolor/rgbcolor.js"></script>
11 <script type="text/javascript" src="../dygraph-canvas.js"></script>
12 <script type="text/javascript" src="../dygraph.js"></script>
13 <script type="text/javascript" src="data.js"></script>
14 </head>
15 <body>
437c0979 16 <h3>Click the buttons to change the zoom level or just use the normal
447254de 17 click-and drag. While zoom typically works by click-and-drag, the
c65f2303 18 buttons are useful for testing.</h3>
8b83c6cc 19 <h4>Window coordinates (in dates and values):</h4>
c65f2303 20 <div id="xdimensions"></div> <div id="ydimensions"></div>
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21 <div style="float: right">
22 <p>Zoomed: <span id="zoomed">False</span><p/>
23 <p>Zoomed X: <span id="zoomedX">False</span><p/>
24 <p>Zoomed Y: <span id="zoomedY">False</span><p/>
25 </div>
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26 <div id="div_g" style="width:600px; height:300px;"></div>
27
45f2c689 28
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29 <p><b>Zoom operations:</b></p>
30 <p>
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31 <input type="button" value="Y (3,5)" onclick="zoomGraphY(3,5)">&nbsp;
32 <input type="button" value="Y (0,4)" onclick="zoomGraphY(0,4)">&nbsp;
33 <input type="button" value="Y (2,4)" onclick="zoomGraphY(2,4)">&nbsp;
34 <input type="button" value="Y (0,2)" onclick="zoomGraphY(0,2)">&nbsp;
937029df 35 <input type="button" value="Y (0,1)" onclick="zoomGraphY(0,1)">&nbsp;
4cac8c7a 36 <br> <br>
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37 <input type="button" value="Oct 8-13" onclick="zoomGraphX(1160261979962, 1163905694248)">&nbsp;
38 <input type="button" value="Oct 22-28" onclick="zoomGraphX(1161489164461 , 1162008465957)">&nbsp;
39 <input type="button" value="Oct 23-24" onclick="zoomGraphX(1161575878860, 1161660991675)">&nbsp;
40 <input type="button" value="Oct 26 6AM-noon" onclick="zoomGraphX(1161770537840, 1161792063332)">&nbsp;
4cac8c7a 41 <br> <br>
437c0979 42 <input type="button" value="Unzoom" onclick="unzoomGraph()">&nbsp;
4cac8c7a 43 <br> <br>
9ec21d0a 44 <input type="button" value="pan frame null" onclick="panEdgeFraction(null)">&nbsp;
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45 <input type="button" value="pan frame 0.1" onclick="panEdgeFraction(0.1)">&nbsp;
46 <input type="button" value="pan frame 0.5" onclick="panEdgeFraction(0.5)">&nbsp;
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47 </p>
48
49
50 <script type="text/javascript">
51 g = new Dygraph(
52 document.getElementById("div_g"),
53 NoisyData, {
a6cc9f3e 54 errorBars: true,
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55 zoomCallback : function(minDate, maxDate, yRange) {
56 showDimensions(minDate, maxDate, yRange);
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57 },
58 drawCallback: function(me, initial) {
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59 document.getElementById("zoomed").innerHTML = "" + me.isZoomed();
60 document.getElementById("zoomedX").innerHTML = "" + me.isZoomed("x");
61 document.getElementById("zoomedY").innerHTML = "" + me.isZoomed("y");
45f2c689 62 }
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63 }
64 );
65
66 // TODO(konigsberg): Implement a visualization that verifies that initial
67 // displays also show correctly.
68
69 // Pull an initial value for logging.
70 var minDate = g.xAxisRange()[0];
71 var maxDate = g.xAxisRange()[1];
72 var minValue = g.yAxisRange()[0];
73 var maxValue = g.yAxisRange()[1];
dea5c743 74 showDimensions(minDate, maxDate, [minValue, maxValue]);
8b83c6cc 75
dea5c743 76 function showDimensions(minDate, maxDate, yRanges) {
90b15133 77 showXDimensions(minDate, maxDate);
885c13e4 78 showYDimensions(yRanges);
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79 }
80
81 function showXDimensions(first, second) {
82 var elem = document.getElementById("xdimensions");
83 elem.innerHTML = "dateWindow : [" + first + ", "+ second + "]";
84 }
85
5f3b823b 86 function showYDimensions(ranges) {
c65f2303 87 var elem = document.getElementById("ydimensions");
5f3b823b 88 elem.innerHTML = "valueRange : [" + ranges + "]";
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89 }
90
437c0979 91 function zoomGraphX(minDate, maxDate) {
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92 g.updateOptions({
93 dateWindow: [minDate, maxDate]
94 });
90b15133 95 showXDimensions(minDate, maxDate);
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96 }
97
98 function zoomGraphY(minValue, maxValue) {
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99 g.updateOptions({
100 valueRange: [minValue, maxValue]
101 });
f99d913c 102 showYDimensions(g.yAxisRanges());
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103 }
104
105 function unzoomGraph() {
c65f2303 106 g.updateOptions({
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107 dateWindow: null,
108 valueRange: null
c65f2303 109 });
8b83c6cc 110 }
4cac8c7a 111
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112 function panEdgeFraction(value) {
113 g.updateOptions({ panEdgeFraction : value });
4cac8c7a 114 }
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115 </script>
116
117 </body>
118</html>