41 lines
1.1 KiB
PHP
41 lines
1.1 KiB
PHP
<?php // content="text/plain; charset=utf-8"
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// Basic contour plot example
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require_once ('jpgraph/jpgraph.php');
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require_once ('jpgraph/jpgraph_contour.php');
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$data = array(
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array (0.5,1.1,1.5,1,2.0,3,3,2,1,0.1),
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array (1.0,1.5,3.0,5,6.0,2,1,1.2,1,4),
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array (0.9,2.0,2.1,3,6.0,7,3,2,1,1.4),
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array (1.0,1.5,3.0,4,6.0,5,2,1.5,1,2),
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array (0.8,2.0,3.0,3,4.0,4,3,2.4,2,3),
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array (0.6,1.1,1.5,1,4.0,3.5,3,2,3,4),
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array (1.0,1.5,3.0,5,6.0,2,1,1.2,2.7,4),
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array (0.8,2.0,3.0,3,5.5,6,3,2,1,1.4),
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array (1.0,1.5,3.0,4,6.0,5,2,1,0.5,0.2));
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// Basic contour graph
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$graph = new Graph(350,250);
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$graph->SetScale('intint');
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// Adjust the margins to fit the margin
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$graph->SetMargin(30,100,40,30);
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// Setup
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$graph->title->Set('Basic contour plot');
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$graph->title->SetFont(FF_ARIAL,FS_BOLD,12);
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// A simple contour plot with default arguments (e.g. 10 isobar lines)
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$cp = new ContourPlot($data);
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// Display the legend
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$cp->ShowLegend();
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$graph->Add($cp);
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// ... and send the graph back to the browser
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$graph->Stroke();
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?>
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