| 1 | // Use this as a template for new Gallery entries. |
| 2 | Gallery.register( |
| 3 | 'synchronize', |
| 4 | { |
| 5 | name: 'Synchronization', |
| 6 | title: 'Multiple graphs in sync', |
| 7 | setup: function(parent) { |
| 8 | parent.innerHTML = |
| 9 | "<p>Zooming and panning on any of the charts will zoom and pan all the" + |
| 10 | "others.</p>" + |
| 11 | "<p><aside>(zoom: Click and drag, pan: shift-click and drag, unzoom: double-click)</aside></p>" + |
| 12 | "<table><tr>" + |
| 13 | "<td><div id='div1' style='width:500px; height:300px;'></div></td>" + |
| 14 | "<td><div id='div3' style='width:500px; height:300px;'></div></td></tr>" + |
| 15 | "<tr><td><div id='div2' style='width:500px; height:300px;'></div></td>" + |
| 16 | "<td><div id='div4' style='width:500px; height:300px;'></div></td></table>"; |
| 17 | }, |
| 18 | run: function() { |
| 19 | gs = []; |
| 20 | var blockRedraw = false; |
| 21 | var initialized = false; |
| 22 | for (var i = 1; i <= 4; i++) { |
| 23 | gs.push( |
| 24 | new Dygraph( |
| 25 | document.getElementById("div" + i), |
| 26 | NoisyData, { |
| 27 | rollPeriod: 7, |
| 28 | errorBars: true, |
| 29 | drawCallback: function(me, initial) { |
| 30 | if (blockRedraw || initial) return; |
| 31 | blockRedraw = true; |
| 32 | var range = me.xAxisRange(); |
| 33 | var yrange = me.yAxisRange(); |
| 34 | for (var j = 0; j < 4; j++) { |
| 35 | if (gs[j] == me) continue; |
| 36 | gs[j].updateOptions( { |
| 37 | dateWindow: range, |
| 38 | valueRange: yrange |
| 39 | } ); |
| 40 | } |
| 41 | blockRedraw = false; |
| 42 | } |
| 43 | } |
| 44 | ) |
| 45 | ); |
| 46 | } |
| 47 | } |
| 48 | }); |