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<?php
// $Id: piebkgex1.php,v 1.3 2002/10/23 08:17:23 aditus Exp $
include ("../jpgraph.php");
include ("../jpgraph_pie.php");
include ("../jpgraph_pie3d.php");
// Some data
$data = array(
array(80,18,15,17),
array(35,28,6,34),
array(10,28,10,5),
array(22,22,10,17));
$piepos = array(0.2,0.4,0.65,0.28,0.25,0.75,0.8,0.75);
$titles = array('USA','Sweden','South America','Australia');
$n = count($piepos)/2;
// A new graph
$graph = new PieGraph(550,400,'auto');
// Specify margins since we put the image in the plot area
$graph->SetMargin(1,1,40,1);
$graph->SetMarginColor('navy');
$graph->SetShadow(false);
// Setup background
$graph->SetBackgroundImage('worldmap1.jpg',BGIMG_FILLPLOT);
// Setup title
$graph->title->Set("Pie plots with background image");
$graph->title->SetFont(FF_COMIC,FS_BOLD,20);
$graph->title->SetColor('white');
$p = array();
// Create the plots
for( $i=0; $i < $n; ++$i ) {
$d = "data$i";
$p[] = new PiePlot3D($data[$i]);
}
// Position the four pies
for( $i=0; $i < $n; ++$i ) {
$p[$i]->SetCenter($piepos[2*$i],$piepos[2*$i+1]);
}
// Set the titles
for( $i=0; $i < $n; ++$i ) {
$p[$i]->title->Set($titles[$i]);
$p[$i]->title->SetColor('white');
$p[$i]->title->SetFont(FF_ARIAL,FS_BOLD,12);
}
// Label font and color setup
for( $i=0; $i < $n; ++$i ) {
$p[$i]->value->SetFont(FF_ARIAL,FS_BOLD);
$p[$i]->value->SetColor('white');
}
// Show the percetages for each slice
for( $i=0; $i < $n; ++$i ) {
$p[$i]->value->Show();
}
// Label format
for( $i=0; $i < $n; ++$i ) {
$p[$i]->value->SetFormat("%01.1f%%");
}
// Size of pie in fraction of the width of the graph
for( $i=0; $i < $n; ++$i ) {
$p[$i]->SetSize(0.15);
}
// Format the border around each slice
for( $i=0; $i < $n; ++$i ) {
$p[$i]->ShowBorder(false);
$p[$i]->ExplodeSlice(1);
}
// Use one legend for the whole graph
$p[0]->SetLegends(array("May","June","July","Aug"));
$graph->legend->Pos(0.05,0.35);
$graph->legend->SetShadow(false);
for( $i=0; $i < $n; ++$i ) {
$graph->Add($p[$i]);
}
$graph->Stroke();
?>
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