[dygraphs.git] / tests / highlighted-region.html

<html>
  <head>
    <title>Highlighted Region</title>
    <!--[if IE]>
    <script type="text/javascript" src="excanvas.js"></script>
    <![endif]-->
    <script type="text/javascript" src="../strftime/strftime-min.js"></script>
    <script type="text/javascript" src="../rgbcolor/rgbcolor.js"></script>
    <script type="text/javascript" src="../dygraph-canvas.js"></script>
    <script type="text/javascript" src="../dygraph.js"></script>
    <script type="text/javascript" src="data.js"></script>
  </head>
  <body>
    <p>Should draw a time series with an unusual region highlighted:</p>
    <div id="div_g" style="width:600px; height:300px;"></div>

    <p>When you zoom/pan, the region should remain highlighted.</p>

    <script type="text/javascript">
      // A basic sinusoidal data series.
      var data = [];
      for (var i = 0; i < 1000; i++) {
        var base = 10 * Math.sin(i / 90.0);
        data.push([i, base, base + Math.sin(i / 2.0)]);
      }

      // Shift one portion out of line.
      var highlight_start = 450;
      var highlight_end = 500;
      for (var i = highlight_start; i <= highlight_end; i++) {
        data[i][2] += 5.0;
      }


      new Dygraph(
          document.getElementById("div_g"),
          data,
          {
            labels: ['X', 'Est.', 'Actual'],
            underlayCallback: function(canvas, area, layout, g) {
              var bottom_left = g.toDomCoords(highlight_start, -20);
              var top_right = g.toDomCoords(highlight_end, +20);

              var left = bottom_left[0];
              var right = top_right[0];

              canvas.fillStyle = "rgba(255, 255, 102, 0.5)";
              canvas.fillRect(left, area.y, right - left, area.h);
            }

          }
      );
    </script>
  </body>
</html>
Commit	Line	Data
d9e6fa47 DV	1	<html>
	2	<head>
	3	<title>Highlighted Region</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	<p>Should draw a time series with an unusual region highlighted:</p>
	15	<div id="div_g" style="width:600px; height:300px;"></div>
	16
	17	<p>When you zoom/pan, the region should remain highlighted.</p>
	18
	19	<script type="text/javascript">
	20	// A basic sinusoidal data series.
	21	var data = [];
	22	for (var i = 0; i < 1000; i++) {
	23	var base = 10 * Math.sin(i / 90.0);
	24	data.push([i, base, base + Math.sin(i / 2.0)]);
	25	}
	26
	27	// Shift one portion out of line.
	28	var highlight_start = 450;
	29	var highlight_end = 500;
	30	for (var i = highlight_start; i <= highlight_end; i++) {
	31	data[i][2] += 5.0;
	32	}
	33
	34
	35	new Dygraph(
	36	document.getElementById("div_g"),
	37	data,
	38	{
	39	labels: ['X', 'Est.', 'Actual'],
	40	underlayCallback: function(canvas, area, layout, g) {
	41	var bottom_left = g.toDomCoords(highlight_start, -20);
	42	var top_right = g.toDomCoords(highlight_end, +20);
	43
	44	var left = bottom_left[0];
	45	var right = top_right[0];
	46
	47	canvas.fillStyle = "rgba(255, 255, 102, 0.5)";
	48	canvas.fillRect(left, area.y, right - left, area.h);
	49	}
	50
	51	}
	52	);
	53	</script>
	54	</body>
	55	</html>