/**
* Create a PieChart
*
* @param array $data associative array contianing label and values
*/
protected function PieChart($data)
{
$DataSet = new pData();
$Canvas = new GDCanvas(400, 200, false);
$Chart = new PieChart(400, 200, $Canvas);
$Chart->setFontProperties(dirname(__FILE__) . '/pchart/Fonts/DroidSans.ttf', 8);
$DataSet->AddPoints(array_values($data), 'Serie1');
$DataSet->AddPoints(array_keys($data), 'Serie2');
$DataSet->AddAllSeries();
$DataSet->SetAbscissaLabelSeries("Serie2");
$Chart->drawBasicPieGraph($DataSet->getData(), $DataSet->GetDataDescription(), 120, 100, 60, PIE_PERCENTAGE);
$Chart->drawPieLegend(230, 15, $DataSet->GetData(), $DataSet->GetDataDescription(), new Color(250));
header('Content-Type: image/png');
$Chart->Render('');
}
public function testDrawBasicPieGraph()
{
// Dataset definition
$DataSet = new pData();
$DataSet->addPoints(array(10, 2, 3, 5, 3), "Serie1");
$DataSet->addPoints(array("Jan", "Feb", "Mar", "Apr", "May"), "Serie2");
$DataSet->AddAllSeries();
$DataSet->setAbscissaLabelSeries("Serie2");
$this->assertEquals(array(0 => array('Serie1' => 10, 'Name' => 0, 'Serie2' => 'Jan'), 1 => array('Serie1' => 2, 'Name' => 1, 'Serie2' => 'Feb'), 2 => array('Serie1' => 3, 'Name' => 2, 'Serie2' => 'Mar'), 3 => array('Serie1' => 5, 'Name' => 3, 'Serie2' => 'Apr'), 4 => array('Serie1' => 3, 'Name' => 4, 'Serie2' => 'May')), $DataSet->getData());
$this->assertEquals(array(0 => 'Serie1', 1 => 'Serie2'), $DataSet->getDataDescription()->values);
// Initialise the graph
$canvas = new TestCanvas();
$Test = new PieChart(300, 200, $canvas);
$Test->loadColorPalette(dirname(__FILE__) . "/../sample/softtones.txt");
// Draw the pie chart
$Test->setFontProperties("Fonts/tahoma.ttf", 8);
$Test->drawBasicPieGraph($DataSet->GetData(), $DataSet->GetDataDescription(), 120, 100, ShadowProperties::NoShadow(), 70, PIE_PERCENTAGE, new Color(255, 255, 218));
$Test->drawPieLegend(230, 15, $DataSet->GetData(), $DataSet->GetDataDescription(), new Color(250));
$this->assertEquals('0ec1d5de67ae53239101143106d5ee4a', md5($canvas->getActionLog()));
}
