56 lines
1.9 KiB
PHP
56 lines
1.9 KiB
PHP
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<?php
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require_once("../lib/phpchartdir.php");
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# Data for the chart
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$data0 = array(5, 3, 10, 4, 3, 5, 2, 5);
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$data1 = array(12, 6, 17, 6, 7, 9, 4, 7);
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$data2 = array(17, 7, 22, 7, 18, 13, 5, 11);
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$labels = array("North", "North<*br*>East", "East", "South<*br*>East", "South",
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"South<*br*>West", "West", "North<*br*>West");
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# Create a PolarChart object of size 460 x 500 pixels, with a grey (e0e0e0)
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# background and 1 pixel 3D border
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$c = new PolarChart(460, 500, 0xe0e0e0, 0x000000, 1);
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# Add a title to the chart at the top left corner using 15pts Arial Bold Italic font.
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# Use a wood pattern as the title background.
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$textBoxObj = $c->addTitle("Polar Area Chart Demo", "arialbi.ttf", 15);
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$textBoxObj->setBackground($c->patternColor(dirname(__FILE__)."/wood.png"));
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# Set center of plot area at (230, 280) with radius 180 pixels, and white (ffffff)
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# background.
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$c->setPlotArea(230, 280, 180, 0xffffff);
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# Set the grid style to circular grid
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$c->setGridStyle(false);
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# Add a legend box at top-center of plot area (230, 35) using horizontal layout. Use
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# 10 pts Arial Bold font, with 1 pixel 3D border effect.
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$b = $c->addLegend(230, 35, false, "arialbd.ttf", 9);
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$b->setAlignment(TopCenter);
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$b->setBackground(Transparent, Transparent, 1);
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# Set angular axis using the given labels
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$angularAxisObj = $c->angularAxis();
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$angularAxisObj->setLabels($labels);
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# Specify the label format for the radial axis
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$radialAxisObj = $c->radialAxis();
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$radialAxisObj->setLabelFormat("{value}%");
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# Set radial axis label background to semi-transparent grey (40cccccc)
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$radialAxisObj = $c->radialAxis();
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$textBoxObj = $radialAxisObj->setLabelStyle();
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$textBoxObj->setBackground(0x40cccccc, 0);
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# Add the data as area layers
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$c->addAreaLayer($data2, -1, "5 m/s or above");
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$c->addAreaLayer($data1, -1, "1 - 5 m/s");
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$c->addAreaLayer($data0, -1, "less than 1 m/s");
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# output the chart
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header("Content-type: image/png");
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print($c->makeChart2(PNG));
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?>
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