[dygraphs.git] / tests / custom-circles.html

<!DOCTYPE html>
<html>
  <head>
    <link rel="stylesheet" href="../css/dygraph.css">
    <title>Custom Circles</title>
    <!--
    For production (minified) code, use:
    <script type="text/javascript" src="dygraph-combined.js"></script>
    -->
    <script type="text/javascript" src="../dist/dygraph.js"></script>
    <script type="text/javascript" src="../src/extras/shapes.js"></script>

  </head>
  <body>
    <h2>Custom circles and hover circles</h2>

    <script type="text/javascript">
      // Simple version
      var div = document.createElement('div');
      document.body.appendChild(div);

      var data = 'x,A,B\n' +
        '1,1,2\n' +
        '2,2,4\n' +
        '3,3,6\n' +
        '4,4,8\n' +
        '5,5,7\n';
      var g = new Dygraph(div, data, {
            drawPoints : true,
            pointSize : 5,
            highlightCircleSize: 8,
            series : {
              A : {
                drawPointCallback : Dygraph.Circles.TRIANGLE,
                drawHighlightPointCallback : Dygraph.Circles.TRIANGLE
              },
              B : {
                drawPointCallback : Dygraph.Circles.HEXAGON,
                drawHighlightPointCallback : Dygraph.Circles.HEXAGON
              }
            }
        });


      // Fancy demos
      var smile = function(g, series, ctx, cx, cy, color, radius) {
        mouthlessFace(g, series, ctx, cx, cy, color, radius);

        ctx.fillStyle = "#000000";
        ctx.beginPath();
        ctx.arc(cx, cy, radius - 2, .3, Math.PI - .3, false);
        ctx.stroke();
      };

      var frown = function(g, series, ctx, cx, cy, color, radius) {
        mouthlessFace(g, series, ctx, cx, cy, color, radius);

        ctx.lineWidth = 1;
        ctx.fillStyle = "#000000";
        ctx.beginPath();
        ctx.arc(cx, cy + radius, radius - 2, Math.PI + .3, -.3, false);
        ctx.stroke();
      };

      var mouthlessFace = function(g, series, ctx, cx, cy, color, radius) {
        ctx.lineWidth = 1;
        ctx.strokeStyle = "#000000";
        ctx.fillStyle = "#FFFF00";
        ctx.beginPath();
        ctx.arc(cx, cy, radius, Math.PI * 2, false);
        ctx.closePath();
        ctx.stroke();
        ctx.fill();

        ctx.fillStyle = "#000000";
        ctx.beginPath();
        ctx.arc(cx - (radius / 3) , cy - (radius / 4), 1, Math.PI * 2, false);
        ctx.closePath();
        ctx.stroke();
        ctx.fill();

        ctx.beginPath();
        ctx.arc(cx + (radius / 3) , cy - (radius / 4), 1, Math.PI * 2, false);
        ctx.closePath();
        ctx.stroke();
        ctx.fill();
      };

      var makeGraph = function(title, yFunc, extraOpts) {
        var opts = {
            drawPoints : true,
            pointSize : 5
        };

        var shapes = [];
        var addShape = function(name, pointFn, highlightPointFn) {
          shapes.push(name);
          if (!opts['series']) opts['series'] = {};
          opts.series[name] = {
            drawPointCallback: pointFn,
            drawHighlightPointCallback: highlightPointFn
          };
        };

        for (var shape in Dygraph.Circles) {
          if (!Dygraph.Circles.hasOwnProperty(shape)) continue;
          var fn = Dygraph.Circles[shape];
          if (typeof fn !== 'function') continue;
          addShape(shape.toLowerCase(), fn, fn);
        };
        addShape('custom', frown, smile);

        for (var key in extraOpts) {
          if (extraOpts.hasOwnProperty(key)) {
            opts[key] = extraOpts[key];
          }
        };

        var header = document.createElement('h3');
        header.appendChild(document.createTextNode(title));
        document.body.appendChild(header);

        var div = document.createElement('div');
        document.body.appendChild(div);

        var g = new Dygraph(
          div,
          function() {
            var r = "xval," + shapes.join(',') + "\n";
            var n = shapes.length;
            for (var i=1; i<=20; i++) {
              r += i;
              for (var j = 0; j < n; j++) {
                r += "," + yFunc(i, j, n);
              }
              r += "\n";
            }
            return r;
          }, opts);
        };

        makeGraph(
          "Gallery of predefined shapes, adding a custom shape:",
          function(x, c, n) {
            return x / 3 + c * 10;
          }, {
            highlightCircleSize : 8
          });
        makeGraph(
          "With interactive per-series highlighting:",
          function(x, c, n) {
            return Math.sin(x * c / n);
          }, {
            strokeBorderWidth: 2,
            highlightSeriesOpts: {
              pointSize: 6,
              highlightCircleSize: 10,
              strokeWidth: 2,
            }});
    </script>
</body>
</html>
Commit	Line	Data
773d1312 RK	1	<!DOCTYPE html>
	2	<html>
	3	<head>
93a5bb4c	4	<link rel="stylesheet" href="../css/dygraph.css">
240c0b11	5	<title>Custom Circles</title>
773d1312 RK	6	<!--
	7	For production (minified) code, use:
	8	<script type="text/javascript" src="dygraph-combined.js"></script>
	9	-->
fbd6834a	10	<script type="text/javascript" src="../dist/dygraph.js"></script>
9fc0dc8f	11	<script type="text/javascript" src="../src/extras/shapes.js"></script>
773d1312 RK	12
	13	</head>
	14	<body>
240c0b11	15	<h2>Custom circles and hover circles</h2>
773d1312 RK	16
773d1312 RK	17	<script type="text/javascript">
a7803eea KW	18	// Simple version
	19	var div = document.createElement('div');
	20	document.body.appendChild(div);
	21
	22	var data = 'x,A,B\n' +
	23	'1,1,2\n' +
	24	'2,2,4\n' +
	25	'3,3,6\n' +
	26	'4,4,8\n' +
	27	'5,5,7\n';
	28	var g = new Dygraph(div, data, {
	29	drawPoints : true,
	30	pointSize : 5,
	31	highlightCircleSize: 8,
30abcfb6 RK	32	series : {
	33	A : {
	34	drawPointCallback : Dygraph.Circles.TRIANGLE,
	35	drawHighlightPointCallback : Dygraph.Circles.TRIANGLE
	36	},
	37	B : {
	38	drawPointCallback : Dygraph.Circles.HEXAGON,
	39	drawHighlightPointCallback : Dygraph.Circles.HEXAGON
	40	}
a7803eea KW	41	}
	42	});
	43
	44
	45	// Fancy demos
240c0b11 RK	46	var smile = function(g, series, ctx, cx, cy, color, radius) {
240c0b11 RK	47	mouthlessFace(g, series, ctx, cx, cy, color, radius);
773d1312	48
240c0b11 RK	49	ctx.fillStyle = "#000000";
	50	ctx.beginPath();
	51	ctx.arc(cx, cy, radius - 2, .3, Math.PI - .3, false);
	52	ctx.stroke();
	53	};
	54
	55	var frown = function(g, series, ctx, cx, cy, color, radius) {
	56	mouthlessFace(g, series, ctx, cx, cy, color, radius);
	57
a8ef67a8	58	ctx.lineWidth = 1;
240c0b11 RK	59	ctx.fillStyle = "#000000";
240c0b11 RK	60	ctx.beginPath();
4ab51f75	61	ctx.arc(cx, cy + radius, radius - 2, Math.PI + .3, -.3, false);
240c0b11 RK	62	ctx.stroke();
240c0b11 RK	63	};
773d1312	64
240c0b11	65	var mouthlessFace = function(g, series, ctx, cx, cy, color, radius) {
a8ef67a8	66	ctx.lineWidth = 1;
240c0b11 RK	67	ctx.strokeStyle = "#000000";
	68	ctx.fillStyle = "#FFFF00";
	69	ctx.beginPath();
	70	ctx.arc(cx, cy, radius, Math.PI * 2, false);
	71	ctx.closePath();
	72	ctx.stroke();
	73	ctx.fill();
773d1312	74
240c0b11 RK	75	ctx.fillStyle = "#000000";
	76	ctx.beginPath();
	77	ctx.arc(cx - (radius / 3) , cy - (radius / 4), 1, Math.PI * 2, false);
	78	ctx.closePath();
	79	ctx.stroke();
	80	ctx.fill();
773d1312	81
240c0b11 RK	82	ctx.beginPath();
	83	ctx.arc(cx + (radius / 3) , cy - (radius / 4), 1, Math.PI * 2, false);
	84	ctx.closePath();
	85	ctx.stroke();
	86	ctx.fill();
	87	};
	88
a7803eea	89	var makeGraph = function(title, yFunc, extraOpts) {
30b2bf7d KW	90	var opts = {
	91	drawPoints : true,
	92	pointSize : 5
	93	};
	94
	95	var shapes = [];
a7803eea	96	var addShape = function(name, pointFn, highlightPointFn) {
30b2bf7d	97	shapes.push(name);
27fd63fc DV	98	if (!opts['series']) opts['series'] = {};
27fd63fc DV	99	opts.series[name] = {
a7803eea KW	100	drawPointCallback: pointFn,
a7803eea KW	101	drawHighlightPointCallback: highlightPointFn
30b2bf7d KW	102	};
	103	};
	104
	105	for (var shape in Dygraph.Circles) {
	106	if (!Dygraph.Circles.hasOwnProperty(shape)) continue;
	107	var fn = Dygraph.Circles[shape];
	108	if (typeof fn !== 'function') continue;
	109	addShape(shape.toLowerCase(), fn, fn);
	110	};
	111	addShape('custom', frown, smile);
	112
	113	for (var key in extraOpts) {
	114	if (extraOpts.hasOwnProperty(key)) {
	115	opts[key] = extraOpts[key];
	116	}
	117	};
773d1312	118
a7803eea KW	119	var header = document.createElement('h3');
	120	header.appendChild(document.createTextNode(title));
	121	document.body.appendChild(header);
	122
30b2bf7d KW	123	var div = document.createElement('div');
30b2bf7d KW	124	document.body.appendChild(div);
a7803eea	125
30b2bf7d KW	126	var g = new Dygraph(
	127	div,
	128	function() {
	129	var r = "xval," + shapes.join(',') + "\n";
	130	var n = shapes.length;
240c0b11 RK	131	for (var i=1; i<=20; i++) {
240c0b11 RK	132	r += i;
30b2bf7d KW	133	for (var j = 0; j < n; j++) {
30b2bf7d KW	134	r += "," + yFunc(i, j, n);
240c0b11 RK	135	}
	136	r += "\n";
	137	}
	138	return r;
30b2bf7d KW	139	}, opts);
	140	};
	141
	142	makeGraph(
a7803eea	143	"Gallery of predefined shapes, adding a custom shape:",
30b2bf7d KW	144	function(x, c, n) {
	145	return x / 3 + c * 10;
	146	}, {
	147	highlightCircleSize : 8
	148	});
	149	makeGraph(
a7803eea	150	"With interactive per-series highlighting:",
30b2bf7d KW	151	function(x, c, n) {
	152	return Math.sin(x * c / n);
	153	}, {
	154	strokeBorderWidth: 2,
	155	highlightSeriesOpts: {
	156	pointSize: 6,
	157	highlightCircleSize: 10,
	158	strokeWidth: 2,
	159	}});
773d1312 RK	160	</script>
773d1312 RK	161	</body>
3fdc648d	162	</html>