function build_and_send_graph($data_rs, $chartType, $title)
{
$gdImage = new GDImage(get_opendb_image_type());
$imgType = $gdImage->getImageType();
unset($gdImage);
$graphCfg = _theme_graph_config();
$chart = new StatsChartImpl($chartType, $graphCfg);
$chart->setTitle($title);
if (is_array($data_rs)) {
usort($data_rs, "sort_data_element");
// only show first 12 items - otherwise graph will not render correctly.
if ($chartType == 'piechart' && count($data_rs) > 12) {
$data_rs = array_slice($data_rs, 0, 11);
}
reset($data_rs);
while (list(, $data_r) = each($data_rs)) {
if ($chartType == 'piechart') {
$chart->addData($data_r['display'] . " ({$data_r['value']})", $data_r['value']);
} else {
$chart->addData($data_r['display'], $data_r['value']);
}
}
}
$chart->render($imgType);
}
function testPngBasicFunctions()
{
$gdImage = new GDImage('png');
$this->assertEquals('png', $gdImage->getImageType());
$this->assertEquals('png', $gdImage->getImageExtension());
$this->assertEquals('image/png', $gdImage->getImageContentType());
$this->assertEquals('./images/code_bg.png', $gdImage->_getImageSrc('code_bg'));
$this->assertEquals(TRUE, $gdImage->isImageTypeValid('png'));
$this->assertEquals(FALSE, $gdImage->isImageTypeValid('xxx'));
print_r($gdImage->getErrors());
}