8ec98c9f
 Guillaume
MAJ
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<?php // content="text/plain; charset=utf-8"
// Contour plot example 02
require_once ('jpgraph/jpgraph.php');
require_once ('jpgraph/jpgraph_contour.php');
$data = array(
array (12,12,10,10,8,4),
array (10,10,8,14,10,3),
array (7,7,13,17,12,8),
array (4,5,8,12,7,6),
array (10,8,7,8,10,4));
// Setup a basic graph context with some generous margins to be able
// to fit the legend
$graph = new Graph(500,380);
$graph->SetMargin(40,140,60,40);
$graph->title->Set("Example of contour plot");
$graph->title->SetFont(FF_ARIAL,FS_BOLD,14);
// For contour plots it is custom to use a box style ofr the axis
$graph->legend->SetPos(0.05,0.5,'right','center');
$graph->SetScale('intint');
$graph->SetAxisStyle(AXSTYLE_BOXOUT);
$graph->xgrid->Show();
$graph->ygrid->Show();
// A simple contour plot with 12 isobar lines and flipped Y-coordinates
$cp = new ContourPlot($data,12,true);
// Display the legend
$cp->ShowLegend();
// Make the isobar lines slightly thicker
$graph->Add($cp);
// ... and send the graph back to the browser
$graph->Stroke();
?>
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