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<?php
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/*
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* This work is hereby released into the Public Domain.
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* To view a copy of the public domain dedication,
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* visit http://creativecommons.org/licenses/publicdomain/ or send a letter to
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* Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.
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*
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*/
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require_once "../../BarPlot.class.php";
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function color($a = NULL) {
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if($a === NULL) {
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$a = 0;
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}
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return new Color(mt_rand(20, 180), mt_rand(20, 180), mt_rand(20, 180), $a);
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}
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$graph = new Graph(300, 200);
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$graph->setAntiAliasing(TRUE);
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$graph->border->hide();
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$group = new PlotGroup;
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$group->setSpace(5, 10, 20, 15);
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$group->setPadding(40, 10, NULL, 20);
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$group->setXAxisZero(FALSE);
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$group->axis->left->setLabelPrecision(2);
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$colors = array(
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new Color(100, 180, 154, 12),
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new Color(100, 154, 180, 12),
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new Color(154, 100, 180, 12),
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new Color(180, 100, 154, 12)
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);
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for($n = 0; $n < 4; $n++) {
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$x = array();
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for($i = 0; $i < 6; $i++) {
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$x[] = (cos($i * M_PI / 100) / ($n + 1) * mt_rand(600, 1400) / 1000 - 0.5);
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}
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$plot = new BarPlot($x, 1, 1, (3 - $n) * 7);
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$plot->barBorder->setColor(new Color(0, 0, 0));
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$plot->setBarSize(0.54);
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$plot->barShadow->setSize(3);
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$plot->barShadow->setPosition(Shadow::RIGHT_TOP);
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$plot->barShadow->setColor(new Color(160, 160, 160, 10));
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$plot->barShadow->smooth(TRUE);
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$plot->setBarColor($colors[$n]);
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$group->add($plot);
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$group->legend->add($plot, "Barre #".$n, Legend::BACKGROUND);
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}
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$group->legend->shadow->setSize(0);
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$group->legend->setAlign(Legend::CENTER);
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$group->legend->setSpace(6);
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$group->legend->setTextFont(new Tuffy(8));
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$group->legend->setPosition(0.50, 0.12);
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$group->legend->setBackgroundColor(new Color(255, 255, 255, 25));
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$group->legend->setColumns(2);
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$graph->add($group);
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$graph->draw();
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?>
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