Fix reporting error with dygraphs (used to show two min/max, now passes array.)
[dygraphs.git] / tests / zoom.html
1 <html>
2 <head>
3 <title>zoom</title>
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>
14 <h3>Click the buttons to change the zoom level or just use the normal
15 click-and drag. While zoom typically works by click-and-drag, the
16 buttons are useful for testing.</h3>
17 <h4>Window coordinates (in dates and values):</h4>
18 <div id="xdimensions"></div> <div id="ydimensions"></div>
19 <div id="div_g" style="width:600px; height:300px;"></div>
20
21 <p><b>Zoom operations:</b></p>
22 <p>
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;
27 <input type="button" value="Y (0,1)" onclick="zoomGraphY(0,1)">&nbsp;
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;
35 </p>
36
37
38 <script type="text/javascript">
39 g = new Dygraph(
40 document.getElementById("div_g"),
41 NoisyData, {
42 errorBars: true,
43 zoomCallback : function(minDate, maxDate, yRange) {
44 showDimensions(minDate, maxDate, yRange);
45 }
46 }
47 );
48
49 // TODO(konigsberg): Implement a visualization that verifies that initial
50 // displays also show correctly.
51
52 // Pull an initial value for logging.
53 var minDate = g.xAxisRange()[0];
54 var maxDate = g.xAxisRange()[1];
55 var minValue = g.yAxisRange();
56 showDimensions(minDate, maxDate, yAxisRange);
57
58 function showDimensions(minDate, maxDate, yAxisRange) {
59 showXDimensions(minDate, maxDate);
60 showYDimensions(yAxisRange);
61 }
62
63 function showXDimensions(first, second) {
64 var elem = document.getElementById("xdimensions");
65 elem.innerHTML = "dateWindow : [" + first + ", "+ second + "]";
66 }
67
68 function showYDimensions(range) {
69 var elem = document.getElementById("ydimensions");
70 elem.innerHTML = "valueRange : [" + range + "]";
71 }
72
73 function zoomGraphX(minDate, maxDate) {
74 g.updateOptions({
75 dateWindow: [minDate, maxDate]
76 });
77 showXDimensions(minDate, maxDate);
78 }
79
80 function zoomGraphY(minValue, maxValue) {
81 g.updateOptions({
82 valueRange: [minValue, maxValue]
83 });
84 showYDimensions(minValue, maxValue);
85 }
86
87 function unzoomGraph() {
88 g.updateOptions({
89 dateWindow: null,
90 valueRange: null
91 });
92 }
93 </script>
94
95 </body>
96 </html>