[42] | 1 | <?php // content="text/plain; charset=utf-8" |
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| 2 | |
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| 3 | require_once ('jpgraph/jpgraph.php'); |
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| 4 | require_once ('jpgraph/jpgraph_contourf.php'); |
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| 5 | |
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| 6 | // Setup some data to use for the contour |
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| 7 | $data = array( |
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| 8 | array (12,12,10,10), |
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| 9 | array (10,10,8,14), |
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| 10 | array (7,7,13,17), |
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| 11 | array (4,5,8,12), |
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| 12 | array (10,8,7,8)); |
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| 13 | |
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| 14 | // create a basic graph as a container |
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| 15 | $graph = new Graph(300,300); |
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| 16 | $graph->SetMargin(30, 30, 40, 30); |
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| 17 | $graph->SetScale('intint'); |
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| 18 | $graph->SetMarginColor('white'); |
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| 19 | |
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| 20 | // Setup title of graph |
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| 21 | $graph->title->Set('Filled contour plot'); |
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| 22 | $graph->title->SetFont(FF_VERDANA,FS_BOLD,12); |
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| 23 | |
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| 24 | $graph->subtitle->Set('(horizontal labels)'); |
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| 25 | $graph->subtitle->SetFont(FF_VERDANA,FS_ITALIC,10); |
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| 26 | |
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| 27 | // Create a new contour plot |
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| 28 | $cp = new FilledContourPlot($data,8); |
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| 29 | |
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| 30 | // Use only black/and white schema |
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| 31 | $cp->UseHighContrastColor(true,true); |
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| 32 | |
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| 33 | // Flip visually |
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| 34 | $cp->SetInvert(); |
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| 35 | |
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| 36 | // Fill the contours |
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| 37 | $cp->SetFilled(true); |
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| 38 | // Show lines in red |
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| 39 | $cp->ShowLines(true,'red'); |
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| 40 | |
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| 41 | // Display the labels |
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| 42 | $cp->ShowLabels(true,false); |
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| 43 | $cp->SetFont(FF_ARIAL,FS_BOLD,9); |
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| 44 | $cp->SetFontColor('white'); |
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| 45 | |
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| 46 | // And add the plot to the graph |
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| 47 | $graph->Add($cp); |
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| 48 | |
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| 49 | // Send it back to the client |
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| 50 | $graph->stroke(); |
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| 51 | |
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| 52 | ?> |
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