function create_graph($graph_type = '')
{
$graph = new PHPGraphLib(1400, 600);
$model = new TwextraModel();
//$data = array("Alex"=>99, "Mary"=>98, "Joan"=>70, "Ed"=>90);
if ($graph_type == 'daily_stats') {
$data = $model->get_stats_daily();
$graph->setTitle("Daily Unique Traffic");
} else {
if ($graph_type == 'message_history') {
//this graph is currently not plotted!
$screen_name = 'rajen4126';
$message_from = 0;
$next = 20;
$order = 'created';
$asc_desc = 'desc';
$length = 20;
$data = $model->get_message_history($screen_name, $message_from, $next, $order, $asc_desc, $length);
foreach ($data as $entry) {
$data[$entry[message_id]] = $entry[view_count];
}
$graph->setTitle("Message History");
} else {
if ($graph_type == 'monthly_stats') {
$data = $model->get_monthly_uniques();
$graph->setTitle("Monthly Unique Traffic");
} else {
if ($graph_type == 'messages_stats') {
$data = $model->get_messages_stats();
$graph->setTitle("Daily Messages Created");
} else {
$data = array();
}
}
}
}
$graph->addData($data);
$graph->setTextColor("blue");
//additions for a line graph..........
$graph->setBars(false);
$graph->setLine(true);
//$graph->setDataPoints(true);
$graph->setDataPointColor('maroon');
$graph->setDataValues(true);
$graph->setDataValueColor('maroon');
$graph->setGoalLine(0.0025);
$graph->setGoalLineColor('red');
//........
return $graph->createGraph();
}