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<head>
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<title>Draw Lines on Plots - Canvas Overlay</title>
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<div class="colmask leftmenu">
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<div class="colleft">
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<div class="col1" id="example-content">
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<!-- Example scripts go here -->
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<div id="chart1" style="margin-top:20px; margin-left:20px; width:400px; height:300px;"></div>
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<button onclick="lineup()">Up</button>
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<button onclick="linedown()">Down</button>
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<pre class="code prettyprint brush: js"></pre>
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<div id="chart2" style="margin-top:20px; margin-left:20px; width:400px; height:300px;"></div>
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<pre class="code prettyprint brush: js"></pre>
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<script class="code" type="text/javascript">
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$(document).ready(function(){
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var s1 = [[2009, 3.5], [2010, 4.4], [2011, 6.0], [2012, 9.1], [2013, 12.0], [2014, 14.4]];
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var grid = {
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gridLineWidth: 1.5,
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gridLineColor: 'rgb(235,235,235)',
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drawGridlines: true
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};
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plot1 = $.jqplot('chart1', [s1], {
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series:[{
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renderer:$.jqplot.BarRenderer,
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rendererOptions: {
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barWidth: 30
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}
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}],
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axes: {
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xaxis: {
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renderer: $.jqplot.CategoryAxisRenderer
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}
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},
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grid: grid,
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canvasOverlay: {
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show: true,
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objects: [
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{horizontalLine: {
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name: 'barney',
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y: 4,
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lineWidth: 6,
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color: 'rgb(100, 55, 124)',
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shadow: false
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}},
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{horizontalLine: {
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name: 'fred',
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y: 6,
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lineWidth: 12,
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xminOffset: '8px',
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xmaxOffset: '29px',
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color: 'rgb(50, 55, 30)',
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shadow: false
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}},
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{dashedHorizontalLine: {
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name: 'wilma',
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y: 8,
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lineWidth: 2,
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xOffset: '54',
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color: 'rgb(133, 120, 24)',
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shadow: false
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}},
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{horizontalLine: {
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name: 'pebbles',
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y: 10,
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lineWidth: 3,
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xOffset: 0,
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color: 'rgb(89, 198, 154)',
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shadow: false
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}},
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{dashedHorizontalLine: {
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name: 'bam-bam',
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y: 14,
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lineWidth: 5,
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dashPattern: [16, 12],
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lineCap: 'round',
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xOffset: '20',
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color: 'rgb(66, 98, 144)',
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shadow: false
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}}
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]
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}
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});
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});
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function lineup() {
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var co = plot1.plugins.canvasOverlay;
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var line = co.get('fred');
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line.options.y += 1;
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co.draw(plot1);
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}
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function linedown() {
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var co = plot1.plugins.canvasOverlay;
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var line = co.get('fred');
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line.options.y -= 1;
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co.draw(plot1);
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}
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</script>
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<script class="code" type="text/javascript">
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$(document).ready(function(){
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var s2 = [[9, 3.5], [15, 4.4], [22, 6.0], [38, 9.1], [51, 12.0], [62, 14.4]];
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var grid = {
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gridLineWidth: 1.5,
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gridLineColor: 'rgb(235,235,235)',
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drawGridlines: true
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};
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plot2 = $.jqplot('chart2', [s2], {
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grid: grid,
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canvasOverlay: {
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show: true,
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objects: [
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{verticalLine: {
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name: 'barney',
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x: 10,
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lineWidth: 6,
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color: 'rgb(100, 55, 124)',
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shadow: false
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}},
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{verticalLine: {
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name: 'fred',
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x: 15,
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lineWidth: 12,
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yminOffset: '8px',
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ymaxOffset: '29px',
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color: 'rgb(50, 55, 30)',
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shadow: false
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}},
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{dashedVerticalLine: {
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name: 'wilma',
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x: 20,
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lineWidth: 2,
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yOffset: '14',
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color: 'rgb(133, 120, 24)',
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shadow: false
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}},
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{verticalLine: {
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name: 'pebbles',
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x: 35,
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lineWidth: 3,
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yOffset: 0,
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lineCap: 'butt',
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color: 'rgb(89, 198, 154)',
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shadow: false
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}},
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{dashedVerticalLine: {
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name: 'bam-bam',
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x: 45,
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lineWidth: 5,
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dashPattern: [16, 12],
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lineCap: 'round',
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yOffset: '20px',
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color: 'rgb(66, 98, 144)',
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shadow: false
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}}
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]
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}
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});
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});
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</script>
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<!-- End example scripts -->
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<script class="include" type="text/javascript" src="../jquery.jqplot.min.js"></script>
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<script type="text/javascript" src="syntaxhighlighter/scripts/shCore.min.js"></script>
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<script type="text/javascript" src="syntaxhighlighter/scripts/shBrushXml.min.js"></script>
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<!-- End Don't touch this! -->
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<!-- Additional plugins go here -->
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<script language="javascript" type="text/javascript" src="../plugins/jqplot.barRenderer.min.js"></script>
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<script language="javascript" type="text/javascript" src="../plugins/jqplot.categoryAxisRenderer.min.js"></script>
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<script language="javascript" type="text/javascript" src="../plugins/jqplot.canvasTextRenderer.min.js"></script>
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<script language="javascript" type="text/javascript" src="../plugins/jqplot.canvasAxisTickRenderer.min.js"></script>
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<script language="javascript" type="text/javascript" src="../plugins/jqplot.canvasOverlay.min.js"></script>
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<!-- End additional plugins -->
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</div>
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<div class="col2">
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<div class="example-link"><a class="example-link" href="data-renderers.html">AJAX and JSON Data Loading via Data Renderers</a></div>
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<div class="example-link"><a class="example-link" href="barLineAnimated.html">Animated Charts</a></div>
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<div class="example-link"><a class="example-link" href="dashboardWidget.html">Animated Dashboard Sample - Filled Line with Log Axis</a></div>
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<div class="example-link"><a class="example-link" href="kcp_area.html">Area Chart</a></div>
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<div class="example-link"><a class="example-link" href="kcp_area2.html">Area Chart 2</a></div>
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<div class="example-link"><a class="example-link" href="axisLabelTests.html">Axis Labels</a></div>
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<div class="example-link"><a class="example-link" href="barTest.html">Bar Charts</a></div>
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<div class="example-link"><a class="example-link" href="multipleBarColors.html">Bar Colors Example</a></div>
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<div class="example-link"><a class="example-link" href="bezierCurve.html">Bezier Curve Plots</a></div>
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<div class="example-link"><a class="example-link" href="blockPlot.html">Block Plots</a></div>
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<div class="example-link"><a class="example-link" href="candlestick.html">Candlestick and Open Hi Low Close Charts</a></div>
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<div class="example-link"><a class="example-link" href="theming.html">Chart Theming</a></div>
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<div class="example-link"><a class="example-link" href="fillBetweenLines.html">Charts with Fill Between Lines</a></div>
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<div class="example-link"><a class="example-link" href="kcp_cdf.html">Cumulative Density Function Chart</a></div>
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<div class="example-link"><a class="example-link" href="dashedLines.html">Dashed Lines with Smoothing</a></div>
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<div class="example-link"><a class="example-link" href="cursor-highlighter.html">Data Point Highlighting, Tooltips and Cursor Tracking</a></div>
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<div class="example-link"><a class="example-link" href="point-labels.html">Data Point labels</a></div>
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<div class="example-link"><a class="example-link" href="date-axes.html">Date Axes</a></div>
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<div class="example-link"><a class="example-link" href="dateAxisRenderer.html">Date Axes 2</a></div>
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<div class="example-link"><a class="example-link" href="rotatedTickLabelsZoom.html">Date Axes, Rotated Labels and Zooming</a></div>
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<div class="example-link"><a class="example-link" href="canvas-overlay.html">Draw Lines on Plots - Canvas Overlay</a></div>
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<div class="example-link"><a class="example-link" href="draw-rectangles.html">Draw Rectangles on Plots</a></div>
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<div class="example-link"><a class="example-link" href="kcp_engel.html">Engel Curves</a></div>
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<div class="example-link"><a class="example-link" href="bandedLine.html">Error Bands and Confidence Intervals</a></div>
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<div class="example-link"><a class="example-link" href="area.html">Filled (Area) Charts</a></div>
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<div class="example-link"><a class="example-link" href="axisScalingForceTickAt.html">Force Plot to Have Tick at 0 or 100</a></div>
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<div class="example-link"><a class="example-link" href="hiddenPlotsInTabs.html">Hidden Plots</a></div>
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<div class="example-link"><a class="example-link" href="customHighlighterCursorTrendline.html">Highlighting, Dragging Points, Cursor and Trend Lines</a></div>
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<div class="example-link"><a class="example-link" href="line-charts.html">Line Charts and Options</a></div>
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<div class="example-link"><a class="example-link" href="kcp_lorenz.html">Lorenz Curves</a></div>
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<div class="example-link"><a class="example-link" href="mekkoCharts.html">Mekko Charts</a></div>
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<div class="example-link"><a class="example-link" href="meterGauge.html">Meter Gauge</a></div>
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<div class="example-link"><a class="example-link" href="candlestick-charts.html">Open Hi Low Close and Candlestick Charts</a></div>
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<div class="example-link"><a class="example-link" href="pieTest.html">Pie Charts and Options</a></div>
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<div class="example-link"><a class="example-link" href="pieTest4.html">Pie Charts and Options 2</a></div>
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<div class="example-link"><a class="example-link" href="pie-donut-charts.html">Pie and Donut Charts</a></div>
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<div class="example-link"><a class="example-link" href="selectorSyntax.html">Plot Creation with jQuery Selectors</a></div>
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<div class="example-link"><a class="example-link" href="zooming.html">Plot Zooming and Cursor Control</a></div>
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<div class="example-link"><a class="example-link" href="kcp_pdf.html">Probability Density Function Chart</a></div>
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<div class="example-link"><a class="example-link" href="kcp_pyramid_by_age.html">Pyramid Chart By Age</a></div>
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<div class="example-link"><a class="example-link" href="kcp_pyramid.html">Pyramid Charts</a></div>
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<div class="example-link"><a class="example-link" href="kcp_pyramid2.html">Pyramid Charts 2</a></div>
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<div class="example-link"><a class="example-link" href="kcp_quintiles.html">Quintile Pyramid Charts</a></div>
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<div class="example-link"><a class="example-link" href="resizablePlot.html">Resizable Plots</a></div>
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<div class="example-link"><a class="example-link" href="rotated-tick-labels.html">Rotated Labels and Font Styling</a></div>
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<div class="example-link"><a class="example-link" href="bar-charts.html">Vertical and Horizontal Bar Charts</a></div>
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<div class="example-link"><a class="example-link" href="waterfall.html">Waterfall Charts</a></div>
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<div class="example-link"><a class="example-link" href="waterfall2.html">Waterfall Charts 2</a></div>
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<div class="example-link"><a class="example-link" href="zoomOptions.html">Zoom Options</a></div>
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<div class="example-link"><a class="example-link" href="zoomProxy.html">Zoom Proxy - Control one plot from another</a></div>
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<div class="example-link"><a class="example-link" href="zoom1.html">Zooming</a></div>
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<div class="example-link"><a class="example-link" href="dateAxisLogAxisZooming.html">Zooming with Date and Log Axes</a></div>
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</div>
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