$total_votes = count($obj->load_vote($poll_id));
$prev_options = unserialize($data[0]->options);
$num_option = count($prev_options);
$vote = array();
$legends = array();
for ($j = 1; $j <= $num_option; $j++) {
if ($prev_options['option' . $j] != '') {
$vote[] = $obj->load_vote_option($poll_id, $prev_options['option' . $j]);
$legends[] = $prev_options['option' . $j];
}
}
$cnt = count($vote);
for ($i = 0; $i < $cnt; $i++) {
if ($total_votes != 0) {
$percentage[] = round($vote[$i][2]->counter / $total_votes * 100, 1);
}
}
if (!empty($percentage)) {
$pie = new PieChart(100, 50, $percentage);
// colors for the data
$pie->setColors(array("#e81e37", "#ff8800", "#0022ff", "#CC33FF", "#0000CC", '#FFFF33', '#FF0033', '#7FFF00'));
// legends for the data
$pie->setLegends($legends);
/*
// Display creation time of the graph
$pie->DisplayCreationTime();*/
// Height of the pie 3d effect
$pie->set3dHeight(15);
// Display the graph
$pie->display();
}
