80 lines
2.7 KiB
PHP
80 lines
2.7 KiB
PHP
<?php
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require_once("../lib/phpchartdir.php");
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# The data for the chart
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$data0 = array(90, 25, 40, 55, 68, 44, 79, 85, 50);
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$angles0 = array(15, 60, 110, 180, 230, 260, 260, 310, 340);
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$data1 = array(80, 91, 66, 80, 92, 87);
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$angles1 = array(40, 65, 88, 110, 150, 200);
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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 = $c->addTitle("Polar Line Chart Demo", "arialbi.ttf", 15);
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$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, with grids below the chart layers
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$c->setGridStyle(false, false);
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# Add a legend box at top-center of plot area (230, 35) using horizontal layout. Use
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# 10 pts Arial Bold font, with 1 pixel 3D border effect.
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$b = $c->addLegend(230, 35, false, "arialbd.ttf", 9);
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$b->setAlignment(TopCenter);
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$b->setBackground(Transparent, Transparent, 1);
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# Set angular axis as 0 - 360, with a spoke every 30 units
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$angularAxisObj = $c->angularAxis();
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$angularAxisObj->setLinearScale(0, 360, 30);
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# Add a blue (0xff) line layer to the chart using (data0, angle0)
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$layer0 = $c->addLineLayer($data0, 0x0000ff, "Close Loop Line");
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$layer0->setAngles($angles0);
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# Set the line width to 2 pixels
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$layer0->setLineWidth(2);
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# Use 11 pixel triangle symbols for the data points
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$layer0->setDataSymbol(TriangleSymbol, 11);
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# Enable data label and set its format
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$layer0->setDataLabelFormat("({value},{angle})");
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# Set the data label text box with light blue (0x9999ff) backgruond color and 1 pixel
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# 3D border effect
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$textBoxObj = $layer0->setDataLabelStyle();
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$textBoxObj->setBackground(0x9999ff, Transparent, 1);
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# Add a red (0xff0000) line layer to the chart using (data1, angle1)
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$layer1 = $c->addLineLayer($data1, 0xff0000, "Open Loop Line");
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$layer1->setAngles($angles1);
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# Set the line width to 2 pixels
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$layer1->setLineWidth(2);
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# Use 11 pixel diamond symbols for the data points
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$layer1->setDataSymbol(DiamondSymbol, 11);
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# Set the line to open loop
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$layer1->setCloseLoop(false);
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# Enable data label and set its format
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$layer1->setDataLabelFormat("({value},{angle})");
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# Set the data label text box with light red (0xff9999) backgruond color and 1 pixel
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# 3D border effect
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$textBoxObj = $layer1->setDataLabelStyle();
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$textBoxObj->setBackground(0xff9999, Transparent, 1);
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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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