+<!DOCTYPE html>
<html>
<head>
+ <link rel="stylesheet" href="../dist/dygraph.css">
<title>synchronize</title>
- <!--[if IE]>
- <script type="text/javascript" src="excanvas.js"></script>
- <![endif]-->
- <script type="text/javascript" src="../dygraph-combined.js"></script>
- <script type="text/javascript" src="../dygraph-canvas.js"></script>
- <script type="text/javascript" src="../dygraph.js"></script>
+ <script type="text/javascript" src="../dist/dygraph.js"></script>
+ <script type="text/javascript" src="../src/extras/synchronizer.js"></script>
+
<script type="text/javascript" src="data.js"></script>
- <style type="text/css">
- #div1 { position: absolute; left: 10px; top: 30px; }
- #div2 { position: absolute; left: 520px; top: 30px; }
- #div3 { position: absolute; left: 10px; top: 340px; }
- #div4 { position: absolute; left: 520px; top: 340px; }
+ <style>
+ .chart { width: 500px; height: 300px; }
+ .chart-container { overflow: hidden; }
+ #div1 { float: left; }
+ #div2 { float: left; }
+ #div3 { float: left; clear: left; }
+ #div4 { float: left; }
</style>
</head>
<body>
<p>Zooming and panning on any of the charts will zoom and pan all the
- others.</p>
-
- <div id="div1" style="width:500px; height:300px;"></div>
- <div id="div2" style="width:500px; height:300px;"></div>
- <div id="div3" style="width:500px; height:300px;"></div>
- <div id="div4" style="width:500px; height:300px;"></div>
+ others. Selecting points on one will select points on the others.</p>
+
+ <p>To use this, source <a href="https://github.com/danvk/dygraphs/blob/master/src/extras/synchronizer.js"><code>extras/synchronizer.js</code></a> on your page.
+ See the comments in that file for usage.</p>
+
+ <div class="chart-container">
+ <div id="div1" class="chart"></div>
+ <div id="div2" class="chart"></div>
+ <div id="div3" class="chart"></div>
+ <div id="div4" class="chart"></div>
+ </div>
+
+ <p>
+ Synchronize what?
+ <input type=checkbox id='chk-zoom' checked onChange='update()'><label for='chk-zoom'> Zoom</label>
+ <input type=checkbox id='chk-selection' checked onChange='update()'><label for='chk-selection'> Selection</label>
+ <input type=checkbox id='chk-range' checked onChange='update()'><label for='chk-range'> Range (y-axis)</label>
+ </p>
<script type="text/javascript">
gs = [];
var blockRedraw = false;
- var initialized = false;
for (var i = 1; i <= 4; i++) {
gs.push(
new Dygraph(
NoisyData, {
rollPeriod: 7,
errorBars: true,
- drawCallback: function(me) {
- if (blockRedraw || !initialized) return;
- blockRedraw = true;
- var range = me.xAxisRange();
- for (var j = 0; j < 4; j++) {
- if (gs[j] == me) continue;
- gs[j].updateOptions( { dateWindow: range } );
- }
- blockRedraw = false;
- }
}
)
);
}
+ var sync = Dygraph.synchronize(gs);
+
+ function update() {
+ var zoom = document.getElementById('chk-zoom').checked,
+ selection = document.getElementById('chk-selection').checked,
+ syncRange = document.getElementById('chk-range').checked;
+ document.getElementById('chk-range').disabled = !zoom;
- initialized = true;
+ sync.detach();
+ sync = Dygraph.synchronize(gs, {
+ zoom: zoom,
+ selection: selection,
+ range: syncRange
+ });
+ }
</script>
</body>
</html>
projects / dygraphs.git / blobdiff