diff options
| author | Yves Fischer <yvesf-git@xapek.org> | 2011-10-23 21:14:40 +0200 |
|---|---|---|
| committer | Yves Fischer <yvesf-git@xapek.org> | 2011-10-30 11:33:54 +0100 |
| commit | 770ba5201f5c60b2bb36602ff9d359f641e33125 (patch) | |
| tree | 2200757f04efbc281c4b3714bfe2e4fe911193b6 /schall/static/RGraph/docs/combine.html | |
| parent | 77f5e686612898974e13f2a5df57c20e4e529363 (diff) | |
| download | mini-octopus-770ba5201f5c60b2bb36602ff9d359f641e33125.tar.gz mini-octopus-770ba5201f5c60b2bb36602ff9d359f641e33125.zip | |
Charting with flask, rgraph and custom "timeseries database"
Diffstat (limited to 'schall/static/RGraph/docs/combine.html')
| -rw-r--r-- | schall/static/RGraph/docs/combine.html | 463 |
1 files changed, 463 insertions, 0 deletions
diff --git a/schall/static/RGraph/docs/combine.html b/schall/static/RGraph/docs/combine.html new file mode 100644 index 0000000..e3193d9 --- /dev/null +++ b/schall/static/RGraph/docs/combine.html @@ -0,0 +1,463 @@ +<!DOCTYPE html > +<html> +<head> + <meta http-equiv="X-UA-Compatible" content="chrome=1"> + <!-- + /** + * o------------------------------------------------------------------------------o + * | This file is part of the RGraph package - you can learn more at: | + * | | + * | http://www.rgraph.net | + * | | + * | This package is licensed under the RGraph license. For all kinds of business | + * | purposes there is a small one-time licensing fee to pay and for non | + * | commercial purposes it is free to use. You can read the full license here: | + * | | + * | http://www.rgraph.net/LICENSE.txt | + * o------------------------------------------------------------------------------o + */ + --> + <title>RGraph: HTML5 Javascript charts library - combining bar and line charts</title> + + <meta name="keywords" content="rgraph html5 canvas chart docs combining" /> + <meta name="description" content="RGraph: HTML5 Javascript charts library - Documentation about combining charts" /> + + <meta property="og:title" content="RGraph: HTML5 Javascript charts library" /> + <meta property="og:description" content="A chart library based on the HTML5 canvas tag" /> + <meta property="og:image" content="http://www.rgraph.net/images/logo.png"/> + + <link rel="stylesheet" href="../css/website.css" type="text/css" media="screen" /> + <link rel="icon" type="image/png" href="../images/favicon.png"> + + <!-- Place this tag in your head or just before your close body tag --> + <script type="text/javascript" src="https://apis.google.com/js/plusone.js"></script> + + <script src="../libraries/RGraph.common.core.js" ></script> + <script src="../libraries/RGraph.common.context.js" ></script> + <script src="../libraries/RGraph.common.tooltips.js" ></script> + <script src="../libraries/RGraph.common.effects.js" ></script> + <script src="../libraries/RGraph.bar.js" ></script> + <script src="../libraries/RGraph.line.js" ></script> + <script src="../libraries/RGraph.pie.js" ></script> + <!--[if IE 8]><script src="../excanvas/excanvas.original.js"></script><![endif]--> + + <style> + div.RGraph_tooltip div { + display: inline-block; + width: 10px; + height: 10px; + margin-right: 5px; + } + + div.RGraph_tooltip div#green { + background-color: green; + } + + div.RGraph_tooltip div#red { + background-color: red; + } + + div.RGraph_tooltip div#gray { + background-color: #ccc; + } + </style> + + + <script> + function enlarge_tooltip_graph (e, title) + { + var bg = document.createElement('DIV'); + bg.style.opacity = 0; + bg.style.position = 'fixed'; + bg.style.left = 0; + bg.style.top = 0; + bg.style.width = '2000px'; + bg.style.height = '2000px'; + bg.style.backgroundColor = 'rgba(0,0,0,0.2)'; + bg.style.zIndex = 32568; + bg.style.textAlign = 'center'; + document.body.appendChild(bg); + + var div = document.createElement('DIV'); + div.style.position = 'relative'; + div.style.backgroundColor = 'white'; + div.style.top = '200px'; + div.style.width = '300px' + div.style.height = '240px'; + div.style.padding = '15px'; + div.style.WebkitBorderRadius = '5px'; + div.style.MozBorderRadius = '5px'; + div.style.borderRadius = '5px'; + div.style.left = ((document.body.clientWidth / 2) - 175) + 'px'; + + // Add standard box-shadow and -moz-box-shadow + div.style.WebkitBoxShadow = 'gray 0 0 25px'; + div.style.MozBoxShadow = '0 0 25px gray'; + div.style.boxShadow = '0 0 25px gray'; + + div.style.border = '1px black solid'; + + bg.appendChild(div); + + var canvas = document.createElement('CANVAS'); + canvas.width = 300; + canvas.height = 240; + canvas.id = 'big_pie'; + div.appendChild(canvas); + + bg.onmousedown = function (e) + { + this.style.display = 'none'; + document.body.removeChild(this); + + e.stopPropagation(); + } + + div.onmousedown = function (e) + { + e.stopPropagation(); + } + + var data = e.target.__object__.data; + + var pie = new RGraph.Pie('big_pie', data); + pie.Set('chart.align', 'left'); + pie.Set('chart.colors', ['red','#3F3','#ccc']); + pie.Set('chart.key', ['Jane', 'Fred', 'John']); + pie.Set('chart.key.shadow', true); + pie.Set('chart.key.shadow.blur', 15); + pie.Set('chart.key.shadow.offsetx', 0); + pie.Set('chart.key.shadow.offsety', 0); + pie.Set('chart.key.shadow.color', 'gray'); + pie.Set('chart.key.rounded', true); + pie.Set('chart.gutter.top', 2); + pie.Set('chart.gutter.bottom', 2); + pie.Set('chart.gutter.left', 2); + pie.Set('chart.gutter.right', 2); + pie.Draw(); + + + setTimeout(function () {bg.style.opacity = 0.2;}, 50); + setTimeout(function () {bg.style.opacity = 0.4;}, 100); + setTimeout(function () {bg.style.opacity = 0.6;}, 150); + setTimeout(function () {bg.style.opacity = 0.8;}, 200); + setTimeout(function () {bg.style.opacity = 1;}, 250); + } + </script> + + + + <script> + var _gaq = _gaq || []; + _gaq.push(['_setAccount', 'UA-54706-2']); + _gaq.push(['_trackPageview']); + + (function() { + var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true; + ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js'; + var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s); + })(); + </script> +</head> +<body> + + + <!-- Social networking buttons --> + <div id="social_icons" class="warning" style="border-radius: 10px; top: 1px; position: fixed; width: 120px; height: 20px"> + <!-- <a title="Bookmark with delicious" href="http://delicious.com/save?jump=close&v=4&noui&jump=close&url=http://www.rgraph.net¬es=RGraph%20is%20a%20HTML5%20based%20javascript%20charts%20library%20supporting%20a%20wide%20range%20of%20different%20chart%20types&title=RGraph:%20Javascript%20charts%20%26%20graph%20library" target="_blank"><img src="../images/delicious.png" alt="Bookmark with delicious" width="22" height="22" border="0" style="position: relative; top: 1px" /></a> --> + <a href="http://twitter.com/home/?status=RGraph%3A%20Javascript+charts+library+http%3A%2F%2Fwww.rgraph.net+%23rgraph+%23html5+%23canvas+%23javascript+%23charts+@_rgraph" target="_blank" title="Mention RGraph on Twitter"><img src="../images/twitter.png" alt="Mention RGraph on Twitter"/></a> + <iframe src="http://www.facebook.com/plugins/like.php?app_id=253862424642173&href=http%3A%2F%2Fwww.rgraph.net&send=false&layout=button_count&width=450&show_faces=false&action=like&colorscheme=light&font=arial&height=21" scrolling="no" frameborder="0" style="width: 80px; height:21px; position: relative; top: 1px"></iframe> + </div> + + <script> + // Opera fix + if (navigator.userAgent.indexOf('Opera') == -1) { + document.getElementById("social_icons").style.position = 'fixed'; + } + </script> + + <div id="google_plusone"> + <!-- Place this tag where you want the +1 button to render --> + <g:plusone href="http://www.rgraph.net"></g:plusone> + </div> + <!-- Social networking buttons --> + + <div id="breadcrumb"> + <a href="../index.html">RGraph: HTML5 Javascript charts library</a> + > + <a href="./index.html">Documentation</a> + > + Combining charts + </div> + + <h1>RGraph: <span>HTML5 Javascript charts library</span> - Combining charts</h1> + + <script> + if (RGraph.isIE8()) { + document.write('<div style="background-color: #fee; border: 2px dashed red; padding: 5px"><b>Important</b><br /><br /> Internet Explorer 8 does not natively support the HTML5 canvas tag, so if you want to see the charts, you can either:<ul><li>Install <a href="http://code.google.com/chrome/chromeframe/">Google Chrome Frame</a></li><li>Use ExCanvas. This is provided in the RGraph Archive.</li><li>Use another browser entirely. Your choices are Firefox 3.5+, Chrome 2+, Safari 4+ or Opera 10.5+. </li></ul> <b>Note:</b> Internet Explorer 9 fully supports the canvas tag.</div>'); + } + </script> + + <ul> + <li><a href="#barandline">Combining bar and line charts</a></li> + <li><a href="#combiningline">Combining Line charts</a></li> + </ul> + + <a name="barandline"></a> + <h4>Combining bar and line charts</h4> + + <canvas id="myCanvas" width="600" height="250" style="float: right">[No canvas support]</canvas> + + <script> + var bar = new RGraph.Bar('myCanvas', [4,5,3,4,1,2,6,5,8,4,9,4]); + bar.Set('chart.title', 'A bar/line/pie combination (tooltips)'); + bar.Set('chart.ymax', 15); + bar.Set('chart.text.angle', 45); + bar.Set('chart.colors', ['#ccc', 'red', 'green']); + bar.Set('chart.labels', ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']); + bar.Set('chart.tooltips', ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December']); + bar.Set('chart.background.grid.autofit', true); + bar.Set('chart.key', ['John', 'Jane', 'Fred']); + bar.Set('chart.key.shadow', true); + bar.Set('chart.key.shadow.offsetx', 0); + bar.Set('chart.key.shadow.offsety', 0); + bar.Set('chart.key.shadow.blur', 10); + bar.Set('chart.key.shadow.color', 'rgba(128,128,128,0.5)'); + bar.Set('chart.key.background', 'white'); + bar.Set('chart.key.rounded', true); + bar.Set('chart.background.grid.autofit', true); + bar.Set('chart.background.grid.autofit.numvlines', 12); + bar.Set('chart.background.grid.autofit.numhlines', 5); + bar.Set('chart.gutter.bottom', 30); + bar.Set('chart.gutter.right', 5); + + // Define the line first so that it can be added to the bar chart + var line = new RGraph.Line('myCanvas', [1,3,4,3,2,1,4,5,2,3,8,8], [5,6,7,9,7,5,6,3,5,2,5,1]); + line.Set('chart.background.grid', false); + line.Set('chart.linewidth', 2); + line.Set('chart.colors', ['red', 'green']); + line.Set('chart.tickmarks', 'circle'); + line.Set('chart.labels.ingraph', ['January',11,,'February']); + line.Set('chart.highlight.fill', 'black'); + + line.Set('chart.animation.unfold.x', true); + + // This would all be done programmatically normally, and linked to the key, so that if you change a name in the key, + // it changes in all of the tooltips too + line.Set('chart.tooltips', [ + '<b>January</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'January\')"></canvas> <div id="red"></div>Jane: 1<br /><div id="green"></div>Fred: 5<br /><div id="gray"></div>John: 4', + '<b>February</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'February\')"></canvas> <div id="red"></div>Jane: 6<br /><div id="green"></div>Fred: 6<br /><div id="gray"></div>John: 5', + '<b>March</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'March\')"></canvas> <div id="red"></div>Jane: 4<br /><div id="green"></div>Fred: 7<br /><div id="gray"></div>John: 3', + '<b>April</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'April\')"></canvas> <div id="red"></div>Jane: 3<br /><div id="green"></div>Fred: 9<br /><div id="gray"></div>John: 4', + '<b>May</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'May\')"></canvas> <div id="red"></div>Jane: 2<br /><div id="green"></div>Fred: 7<br /><div id="gray"></div>John: 1', + '<b>June</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'June\')"></canvas> <div id="red"></div>Jane: 1<br /><div id="green"></div>Fred: 5<br /><div id="gray"></div>John: 2', + '<b>July</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'July\')"></canvas> <div id="red"></div>Jane: 4<br /><div id="green"></div>Fred: 6<br /><div id="gray"></div>John: 6', + '<b>Aug</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'August\')"></canvas> <div id="red"></div>Jane: 5<br /><div id="green"></div>Fred: 3<br /><div id="gray"></div>John: 5', + '<b>September</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'September\')"></canvas> <div id="red"></div>Jane: 2<br /><div id="green"></div>Fred: 5<br /><div id="gray"></div>John: 8', + '<b>October</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'October\')"></canvas> <div id="red"></div>Jane: 3<br /><div id="green"></div>Fred: 2<br /><div id="gray"></div>John: 4', + '<b>November</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'November\')"></canvas> <div id="red"></div>Jane: 8<br /><div id="green"></div>Fred: 5<br /><div id="gray"></div>John: 9', + '<b>December</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'December\')"></canvas> <div id="red"></div>Jane: 8<br /><div id="green"></div>Fred: 1<br /><div id="gray"></div>John: 4', + + '<b>January</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'January\')"></canvas> <div id="red"></div>Jane: 1<br /><div id="green"></div>Fred: 5<br /><div id="gray"></div>John: 4', + '<b>February</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'February\')"></canvas> <div id="red"></div>Jane: 6<br /><div id="green"></div>Fred: 6<br /><div id="gray"></div>John: 5', + '<b>March</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'March\')"></canvas> <div id="red"></div>Jane: 4<br /><div id="green"></div>Fred: 7<br /><div id="gray"></div>John: 3', + '<b>April</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'April\')"></canvas> <div id="red"></div>Jane: 3<br /><div id="green"></div>Fred: 9<br /><div id="gray"></div>John: 4', + '<b>May</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'May\')"></canvas> <div id="red"></div>Jane: 2<br /><div id="green"></div>Fred: 7<br /><div id="gray"></div>John: 1', + '<b>June</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'June\')"></canvas> <div id="red"></div>Jane: 1<br /><div id="green"></div>Fred: 5<br /><div id="gray"></div>John: 2', + '<b>July</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'July\')"></canvas> <div id="red"></div>Jane: 4<br /><div id="green"></div>Fred: 6<br /><div id="gray"></div>John: 6', + '<b>August</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'August\')"></canvas> <div id="red"></div>Jane: 5<br /><div id="green"></div>Fred: 3<br /><div id="gray"></div>John: 5', + '<b>September</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'September\')"></canvas> <div id="red"></div>Jane: 2<br /><div id="green"></div>Fred: 5<br /><div id="gray"></div>John: 8', + '<b>October</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'October\')"></canvas> <div id="red"></div>Jane: 3<br /><div id="green"></div>Fred: 2<br /><div id="gray"></div>John: 4', + '<b>November</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'November\')"></canvas> <div id="red"></div>Jane: 8<br /><div id="green"></div>Fred: 5<br /><div id="gray"></div>John: 9', + '<b>December</b><br /> <canvas width="50" height="50" id="__tooltip_canvas__" style="float: right" onclick="enlarge_tooltip_graph(event, \'December\')"></canvas> <div id="red"></div>Jane: 8<br /><div id="green"></div>Fred: 1<br /><div id="gray"></div>John: 4' + ]); + //line.Set('chart.tooltips.highlight', false); + // No need to call Draw() - the bar chart will do it + + // Add a Line chart tooltip event that draws the tooltip Pie charts + RGraph.AddCustomEventListener(line, 'ontooltip', CreateTooltipGraph); + + + // Add the line chart to the bar chart + + bar.Set('chart.line', line); + + // Now use effects + //line.Draw(); + //bar.Draw(); + RGraph.Effects.Fade.In(bar); + RGraph.Effects.Bar.Grow(bar); + RGraph.Effects.Line.Unfold(bar.Get('chart.line')); + + /** + * This is the function that creates the tooltip charts + */ + function CreateTooltipGraph (obj) + { + // If the tooltip canvas doesn't exist, don't try to create the + // tooltip pie chart + if (!document.getElementById("__tooltip_canvas__")) { + return; + } + + var index = RGraph.Registry.Get('chart.tooltip').__index__; + var tooltip = obj.Get('chart.tooltips')[index]; + + // Extract the data for the obj.Get('chart.tooltips')[index]ie chart froim the tooltip + var jane_data = Number(tooltip.replace(/.*Jane: (\d+).*/, '$1')); + var fred_data = Number(tooltip.replace(/.*Fred: (\d+).*/, '$1')); + var john_data = Number(tooltip.replace(/.*John: (\d+).*/, '$1')); + + var pie_data = [jane_data,fred_data,john_data]; + + // This data could be dynamic + var pie = new RGraph.Pie('__tooltip_canvas__', pie_data); + pie.Set('chart.gutter.top', 2); + pie.Set('chart.gutter.bottom', 2); + pie.Set('chart.gutter.left', 2); + pie.Set('chart.gutter.right', 2); + pie.Set('chart.colors', ['red','#3F3','#ccc']); + //pie.Draw(); + RGraph.Effects.Pie.Grow(pie); + + pie.canvas.style.cursor = 'pointer'; + } + </script> + + <p> + This is an example of combining Bar and Line charts. It's quite straight-forward, and the code here shows you how it can be achieved. + </p> + + <p> + If the values for the line and bar result in different Y scales you may need to specify the <i>chart.ymax</i> property for each chart + so that the scales are the same. The line turns off Y labels so as not to overwrite the Bars labels. + </p> + + <b>Tooltips</b> + + <p> + You can have tooltips on the Line and Bar chart by setting <i>chart.tooltips.highlight</i> to <i>false</i>, as shown. + The order in which you create the charts is also important, you must define the Bar chart first, and subsequently the Line + chart. + </p> + + <h4>Update - 28th August 2011</h4> + <p> + You can now have tooltips on both the Line chart <b>and</b> the Bar chart, as is shown in the chart here. Keep in mind + that you will need to have highlighting turned off on both chart types - <i>chart.tooltips.highlight</i>. + </p> + +<pre class="code"> +<script> + line.Set('chart.tooltips.highlight', false); + bar.Set('chart.tooltips.highlight', false); +</script> +</pre> + + <p> + Because the tooltips are only triggered by the Line chart, you should put all of the information, for both the Line and the + Bar chart, in the tooltips. + </p> + + <a name="combiningline"></a> + <h4>Combining Line charts</h4> + + <!-- This is the canvas that both the line charts use --> + <canvas id="myCanvas2" width="600" height="250" style="float: right">[No canvas support]</canvas> + <script> + line2 = new RGraph.Line('myCanvas2', [51,22,23,33,35,23,32,45]); + line2.Set('chart.hmargin', 10); + line2.Set('chart.labels', ['Kiff', 'Wayne', 'Pete', 'Lou', 'Jake', 'Jo', 'Fred', 'Bob']); + line2.Set('chart.linewidth', 3); + line2.Set('chart.shadow', true); + line2.Set('chart.shadow.offsetx', 2); + line2.Set('chart.shadow.offsety', 2); + line2.Set('chart.ymax', 65); + line2.Set('chart.units.post', 'l'); + line2.Set('chart.noendxtick', true); + line2.Set('chart.title', 'An example of axes both sides'); + line2.Set('chart.title.yaxis', 'Cost ($)'); + line2.Set('chart.title.yaxis.align', 'right'); + line2.Set('chart.title.yaxis.pos', 0.8); + line2.Set('chart.gutter.left', 55); + line2.Set('chart.gutter.right', 55); + line2.Set('chart.background.grid.autofit', true); + line2.Draw(); + + line3 = new RGraph.Line('myCanvas2', [42,50,51,23,46,48,65,11]); + line3.Set('chart.title.yaxis', 'Volume (l)'); + line3.Set('chart.hmargin', 10); + line3.Set('chart.linewidth', 3); + line3.Set('chart.shadow', true); + line3.Set('chart.shadow.offsetx', 2); + line3.Set('chart.shadow.offsety', 2); + line3.Set('chart.yaxispos', 'right'); + line3.Set('chart.gutter.left', 55); + line3.Set('chart.gutter.right', 55); + line3.Set('chart.noendxtick', true); + line3.Set('chart.background.grid', false); + line3.Set('chart.ymax', 100); + line3.Set('chart.colors', ['blue', 'red']); + line3.Set('chart.units.pre', '$'); + line3.Set('chart.key', ['Cost', 'Volume']); + line3.Set('chart.key.background', 'rgba(255,255,255,0.8)'); + line3.Draw(); + </script> + + <p> + Another type of chart you may want is a line chart with Y axes on both sides, as illustrated on the right. You should + be careful with this chart type as it can easily lead to confusion. + </p> + + <p> + This chart is made up from two line charts, one with the Y axis on the left and one on the right. The code that makes up + this chart is below. + </p> + + <p> + The only reason to combine line charts is to get Y axes on the left and right. If you simply want mutiple lines, + you can do this without combining any charts. <a href="../examples/line.html">See the line chart example page</a> + </p> + + <br clear="all" /> + + <pre class="code"> +<script> + window.onload = function + { + line2 = new RGraph.Line('myCanvas2', [51,22,23,33,35,23,32,45]); + line2.Set('chart.hmargin', 10); + line2.Set('chart.labels', ['Kiff', 'Wayne', 'Pete', 'Lou', 'Jake', 'Jo', 'Fred', 'Bob']); + line2.Set('chart.linewidth', 3); + line2.Set('chart.shadow', true); + line2.Set('chart.shadow.offsetx', 2); + line2.Set('chart.shadow.offsety', 2); + line2.Set('chart.ymax', 65); + line2.Set('chart.units.post', 'l'); + line2.Set('chart.noxaxis', true); + line2.Set('chart.noendxtick', true); + line2.Set('chart.title', 'An example of axes both sides'); + line2.Draw(); + + line3 = new RGraph.Line('myCanvas2', [42,50,51,23,46,48,65,11]); + line3.Set('chart.hmargin', 10); + line3.Set('chart.linewidth', 3); + line3.Set('chart.shadow', true); + line3.Set('chart.shadow.offsetx', 2); + line3.Set('chart.shadow.offsety', 2); + line3.Set('chart.yaxispos', 'right'); + line3.Set('chart.noendxtick', true); + line3.Set('chart.background.grid', false); + line3.Set('chart.ymax', 65); + line3.Set('chart.colors', ['blue', 'red']); + line3.Set('chart.units.pre', '$'); + line3.Set('chart.key', ['Cost', 'Volume']); + line3.Set('chart.key.background', 'rgba(255,255,255,0.5)'); + line3.Draw(); + } +</script> +</pre> + + +</body> +</html>
\ No newline at end of file |