57 lines
1.9 KiB
PHP
57 lines
1.9 KiB
PHP
<?php
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require_once("../lib/phpchartdir.php");
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# The value to display on the meter
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$value = 6.5;
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# Create an AugularMeter object of size 200 x 100 pixels with rounded corners
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$m = new AngularMeter(200, 100);
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$m->setRoundedFrame();
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# Set meter background according to a parameter
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if ($_REQUEST["img"] == "0") {
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# Use gold background color
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$m->setBackground(goldColor(), 0x000000, -2);
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} else if ($_REQUEST["img"] == "1") {
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# Use silver background color
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$m->setBackground(silverColor(), 0x000000, -2);
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} else if ($_REQUEST["img"] == "2") {
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# Use metallic blue (9898E0) background color
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$m->setBackground(metalColor(0x9898e0), 0x000000, -2);
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} else if ($_REQUEST["img"] == "3") {
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# Use a wood pattern as background color
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$m->setBackground($m->patternColor2(dirname(__FILE__)."/wood.png"), 0x000000, -2)
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;
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} else if ($_REQUEST["img"] == "4") {
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# Use a marble pattern as background color
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$m->setBackground($m->patternColor2(dirname(__FILE__)."/marble.png"), 0x000000,
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-2);
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} else {
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# Use a solid light purple (EEBBEE) background color
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$m->setBackground(0xeebbee, 0x000000, -2);
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}
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# Set the meter center at (100, 235), with radius 210 pixels, and span from -24 to
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# +24 degress
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$m->setMeter(100, 235, 210, -24, 24);
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# Meter scale is 0 - 100, with a tick every 1 unit
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$m->setScale(0, 10, 1);
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# Set 0 - 6 as green (99ff99) zone, 6 - 8 as yellow (ffff00) zone, and 8 - 10 as red
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# (ff3333) zone
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$m->addZone(0, 6, 0x99ff99, 0x808080);
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$m->addZone(6, 8, 0xffff00, 0x808080);
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$m->addZone(8, 10, 0xff3333, 0x808080);
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# Add a title at the bottom of the meter using 10 pts Arial Bold font
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$m->addTitle2(Bottom, "OUTPUT POWER LEVEL\n", "arialbd.ttf", 10);
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# Add a semi-transparent black (80000000) pointer at the specified value
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$m->addPointer($value, 0x80000000);
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# output the chart
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header("Content-type: image/png");
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print($m->makeChart2(PNG));
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?>
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