44 lines
823 B
PHP
44 lines
823 B
PHP
<?php // content="text/plain; charset=utf-8"
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require_once ('jpgraph/jpgraph.php');
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require_once ('jpgraph/jpgraph_scatter.php');
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// Make a circle with a scatterplot
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$steps=16;
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for($i=0; $i<$steps; ++$i) {
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$a=2*M_PI/$steps*$i;
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$datax[$i]=cos($a);
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$datay[$i]=sin($a);
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}
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$graph = new Graph(300,200);
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$graph->SetScale("linlin");
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$graph->img->SetMargin(40,40,40,40);
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$graph->SetShadow();
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$graph->title->Set("Linked scatter plot");
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$graph->title->SetFont(FF_FONT1,FS_BOLD);
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// 10% top and bottom grace
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$graph->yscale->SetGrace(5,5);
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$graph->xscale->SetGrace(1,1);
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$sp1 = new ScatterPlot($datay,$datax);
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$sp1->mark->SetType(MARK_FILLEDCIRCLE);
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$sp1->mark->SetFillColor("red");
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$sp1->SetColor("blue");
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//$sp1->SetWeight(3);
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$sp1->mark->SetWidth(4);
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$sp1->SetLinkPoints();
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$graph->Add($sp1);
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$graph->Stroke();
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?>
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