I want to edit the name of the legends given on my excel chart. Right now I have 5 Series on a chart and the legend displays the names "Series 1", "Series 2", "Series 3", "Series 4", "Series 5". I ...
If it s possible for you to use the javascript version of this chart, then you can achieve something like what you want by using the interpolateNulls option available through the line chart options.
这里是一个例子。
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<script type="text/javascript" src="http://www.google.com/jsapi"></script>
<script type="text/javascript">
google.load( visualization , 1.1 , {packages: [ corechart , imagelinechart ]});
</script>
<script type="text/javascript">
function drawVisualization() {
var data = new google.visualization.DataTable();
data.addColumn( string , Year );
data.addColumn( number , Sales );
data.addColumn( number , Expenses );
data.addRows(4);
data.setValue(0, 0, 2004 );
data.setValue(0, 1, 1000);
data.setValue(0, 2, 400);
data.setValue(1, 0, 2005 );
//data.setValue(1, 1, 1170); // sales for 2005
data.setValue(1, 2, 460);
data.setValue(2, 0, 2006 );
data.setValue(2, 1, 860);
data.setValue(2, 2, 580);
data.setValue(3, 0, 2007 );
data.setValue(3, 1, 1030);
data.setValue(3, 2, 540);
var chart = new google.visualization.LineChart(document.getElementById( visualization ));
chart.draw(data, {width: 500, height: 250, min: 0, interpolateNulls: true});
}
google.setOnLoadCallback(drawVisualization);
</script>
</head>
<body>
<div id="visualization" style="width: 600px; height: 400px;"></div>
</body>
</html>
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Is there any library in gwt that will create grid chart, something similar to this : http://www.eyescience.com/images/vision/amsler_grid.gif. Thank you.
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