57 lines
1.8 KiB
PHP
57 lines
1.8 KiB
PHP
<?php
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require_once("../lib/phpchartdir.php");
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# The XY points for the scatter chart
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$dataX = array(150, 400, 300, 1500, 800);
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$dataY = array(0.6, 8, 5.4, 2, 4);
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# The labels for the points
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$labels = array("Nano\n100", "SpeedTron\n200 Lite", "SpeedTron\n200",
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"Marathon\nExtra", "Marathon\n2000");
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# Create a XYChart object of size 450 x 400 pixels
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$c = new XYChart(450, 400);
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# Set the plotarea at (55, 40) 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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$c->setPlotArea(55, 40, 350, 300, 0xffffff, -1, 0xc0c0c0, 0xc0c0c0, -1);
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# Add a title to the chart using 18 pts Times Bold Itatic font.
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$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 the data as a scatter chart layer, using a 15 pixel circle as the symbol
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$layer = $c->addScatterLayer($dataX, $dataY, "Server BBB", CircleSymbol, 15,
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0xff3333, 0xff3333);
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# Add labels to the chart as an extra field
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$layer->addExtraField($labels);
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# Set the data label format to display the extra field
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$layer->setDataLabelFormat("{field0}");
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# Use 8pts Arial Bold to display the labels
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$textbox = $layer->setDataLabelStyle("arialbd.ttf", 8);
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# Set the background to purple with a 1 pixel 3D border
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$textbox->setBackground(0xcc99ff, Transparent, 1);
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# Put the text box 4 pixels to the right of the data point
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$textbox->setAlignment(Left);
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$textbox->setPos(4, 0);
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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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