<!DOCTYPE html>
<html>
<head>
- <meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7; IE=EmulateIE9">
- <title>Per-Series Properties</title>
- <!--[if IE]>
- <script type="text/javascript" src="../excanvas.js"></script>
- <![endif]-->
+ <title>Custom Circles</title>
<!--
For production (minified) code, use:
<script type="text/javascript" src="dygraph-combined.js"></script>
-->
- <script type="text/javascript" src="../dygraph-dev.js"></script>
+ <script type="text/javascript" src="../dist/dygraph.js"></script>
+ <script type="text/javascript" src="../src/extras/shapes.js"></script>
</head>
<body>
- <h2>Chart with per-series properties</h2>
- <div id="demodiv"></div>
+ <h2>Custom circles and hover circles</h2>
<script type="text/javascript">
+ // Simple version
+ var div = document.createElement('div');
+ document.body.appendChild(div);
- g = new Dygraph(
- document.getElementById("demodiv"),
- function() {
-
- var r = "x,default,triangle,square,diamond,pentagon,hexagon,circle,star,custom\n";
- for (var i=1; i<=20; i++) {
- r += i;
- for (var j = 0; j < 9; j++) {
- r += "," + j + (i / 20);
- }
- r += "\n";
- }
- return r;
+ 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
},
- {
- drawPoints : true,
- pointSize : 5,
- 'default' : { drawPointCallback : Dygraph.Circles.DEFAULT },
- 'triangle' : { drawPointCallback : Dygraph.Circles.TRIANGLE },
- 'square' : { drawPointCallback : Dygraph.Circles.SQUARE },
- 'diamond' : { drawPointCallback : Dygraph.Circles.DIAMOND },
- 'pentagon' : { drawPointCallback : Dygraph.Circles.PENTAGON },
- 'hexagon' : { drawPointCallback : Dygraph.Circles.HEXAGON },
- 'circle' : { drawPointCallback : Dygraph.Circles.CIRCLE },
- 'star' : { drawPointCallback : Dygraph.Circles.STAR },
- 'custom' : { drawPointCallback : function(g, series, ctx, cx, cy, color, radius) {
- 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.fillStyle = "#000000";
- ctx.beginPath();
- ctx.arc(cx + (radius / 3) , cy - (radius / 4), 1, Math.PI*2, false);
- ctx.closePath();
- ctx.stroke();
- ctx.fill();
-
- ctx.fillStyle = "#000000";
- ctx.beginPath();
- ctx.arc(cx, cy, radius - 2, .3, Math.PI - .3, false);
- ctx.stroke();
- }
- } }
- );
+ 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>
projects / dygraphs.git / blobdiff