charts/canvas/examples/26-some-common-options-across-all-chart-types/hide-and-unhide-data-series-from-legend.html

   1 <!DOCTYPE HTML>\r
   2 <html>\r
   3 <head>\r
   4         <script type="text/javascript">\r
   5                 window.onload = function () {\r
   6                         var chart = new CanvasJS.Chart("chartContainer", {\r
   7                                 title: {\r
   8                                         text: "Click on legend items to hide/unhide dataseries"\r
   9                                 },\r
  10                                 legend: {\r
  11                                         cursor: "pointer",\r
  12                                         itemclick: function (e) {\r
  13                                                 if (typeof (e.dataSeries.visible) === "undefined" || e.dataSeries.visible) {\r
  14                                                         e.dataSeries.visible = false;\r
  15                                                 } else {\r
  16                                                         e.dataSeries.visible = true;\r
  17                                                 }\r
  18 \r
  19                                                 e.chart.render();\r
  20                                         }\r
  21                                 },\r
  22                                 data: [{\r
  23                                         showInLegend: true,\r
  24                                         type: "line",\r
  25                                         dataPoints: [\r
  26                                                 { x: 10, y: 5 },\r
  27                                                 { x: 20, y: 9 },\r
  28                                                 { x: 30, y: 17 },\r
  29                                                 { x: 40, y: 32 },\r
  30                                                 { x: 50, y: 22 },\r
  31                                                 { x: 60, y: 14 },\r
  32                                                 { x: 70, y: 25 },\r
  33                                                 { x: 80, y: 18 },\r
  34                                                 { x: 90, y: 20 }\r
  35                                         ]\r
  36                                 }, {\r
  37                                         showInLegend: true,\r
  38                                         type: "line",\r
  39                                         dataPoints: [\r
  40                                                 { x: 10, y: 31 },\r
  41                                                 { x: 20, y: 35 },\r
  42                                                 { x: 30, y: 30 },\r
  43                                                 { x: 40, y: 35 },\r
  44                                                 { x: 50, y: 35 },\r
  45                                                 { x: 60, y: 38 },\r
  46                                                 { x: 70, y: 38 },\r
  47                                                 { x: 80, y: 34 },\r
  48                                                 { x: 90, y: 44 }\r
  49                                         ]\r
  50                                 }, {\r
  51                                         showInLegend: true,\r
  52                                         type: "line",\r
  53                                         dataPoints: [\r
  54                                                 { x: 10, y: 25 },\r
  55                                                 { x: 20, y: 30 },\r
  56                                                 { x: 30, y: 20 },\r
  57                                                 { x: 40, y: 45 },\r
  58                                                 { x: 50, y: 30 },\r
  59                                                 { x: 60, y: 10 },\r
  60                                                 { x: 70, y: 15 },\r
  61                                                 { x: 80, y: 18 },\r
  62                                                 { x: 90, y: 20 }\r
  63                                         ]\r
  64                                 }]\r
  65                         });\r
  66 \r
  67                         chart.render();\r
  68                 }\r
  69         </script>\r
  70         <script src="../../canvasjs.min.js"></script>\r
  71         <title>CanvasJS Example</title>\r
  72 </head>\r
  73 <body>\r
  74         <div id="chartContainer" style="height: 400px; width: 100%;">\r
  75         </div>\r
  76 </body>\r
  77 </html>