57 lines
2.1 KiB
PHP
57 lines
2.1 KiB
PHP
<?php
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require_once("../lib/phpchartdir.php");
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# The XYZ points for the bubble chart
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$dataX0 = array(150, 300, 1000, 1700);
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$dataY0 = array(12, 60, 25, 65);
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$dataZ0 = array(20, 50, 50, 85);
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$dataX1 = array(500, 1000, 1300);
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$dataY1 = array(35, 50, 75);
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$dataZ1 = array(30, 55, 95);
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# Create a XYChart object of size 450 x 420 pixels
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$c = new XYChart(450, 420);
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# Set the plotarea at (55, 65) and of size 350 x 300 pixels, with a light grey border
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# (0xc0c0c0). Turn on both horizontal and vertical grid lines with light grey color
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# (0xc0c0c0)
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$c->setPlotArea(55, 65, 350, 300, -1, -1, 0xc0c0c0, 0xc0c0c0, -1);
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# Add a legend box at (50, 30) (top of the chart) with horizontal layout. Use 12 pts
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# Times Bold Italic font. Set the background and border color to Transparent.
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$legendObj = $c->addLegend(50, 30, false, "timesbi.ttf", 12);
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$legendObj->setBackground(Transparent);
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# Add a title to the chart using 18 pts Times Bold Itatic font.
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$c->addTitle("Product Comparison Chart", "timesbi.ttf", 18);
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# Add a title to the y axis using 12 pts Arial Bold Italic font
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$c->yAxis->setTitle("Capacity (tons)", "arialbi.ttf", 12);
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# Add a title to the x axis using 12 pts Arial Bold Italic font
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$c->xAxis->setTitle("Range (miles)", "arialbi.ttf", 12);
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# Set the axes line width to 3 pixels
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$c->xAxis->setWidth(3);
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$c->yAxis->setWidth(3);
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# Add (dataX0, dataY0) as a scatter layer with semi-transparent red (0x80ff3333)
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# circle symbols, where the circle size is modulated by dataZ0. This creates a bubble
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# effect.
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$scatterLayerObj = $c->addScatterLayer($dataX0, $dataY0, "Technology AAA",
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CircleSymbol, 9, 0x80ff3333, 0x80ff3333);
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$scatterLayerObj->setSymbolScale($dataZ0);
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# Add (dataX1, dataY1) as a scatter layer with semi-transparent green (0x803333ff)
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# circle symbols, where the circle size is modulated by dataZ1. This creates a bubble
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# effect.
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$scatterLayerObj = $c->addScatterLayer($dataX1, $dataY1, "Technology BBB",
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CircleSymbol, 9, 0x803333ff, 0x803333ff);
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$scatterLayerObj->setSymbolScale($dataZ1);
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# output the chart
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header("Content-type: image/png");
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print($c->makeChart2(PNG));
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?>
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