/**
* Line style
*/
public function testChls()
{
$data = new GoogleChartData(array());
$this->assertEquals($data->computeChls(), $data->getThickness());
$data->setThickness(5);
$this->assertEquals($data->getThickness(), '5');
$this->assertEquals($data->computeChls(), '5');
$data->setDash(2);
$this->assertEquals($data->computeChls(), '5,2');
$data->setDash(2, 3);
$this->assertEquals($data->computeChls(), '5,2,3');
$data->setDash(null, 3);
$this->assertEquals($data->computeChls(), '5');
$data = new GoogleChartData(array());
$data->setDash(2, 3);
$this->assertEquals($data->computeChls(), '2,2,3');
}
static function renderChart(&$params)
{
// get data
$db = JFactory::getDBO();
$value_data = array();
$history = intval($params->get('history', 7));
// currently active users
$query = 'select count(tdate) as unique_visitors, tdate from (SELECT date(timestamp) as tdate from #__rokuserstats WHERE timestamp >= date_sub(curdate(),interval ' . $history . ' day) group by ip, user_id, tdate order by tdate) as foo group by tdate';
$db->setQuery($query);
$data = $db->loadObjectList();
if (is_array($data)) {
foreach ($data as $row) {
$value_data[] = $row->unique_visitors;
}
}
if (empty($value_data)) {
$value_data[] = 0;
}
$max = max($value_data);
require_once 'googlechartlib/GoogleChart.php';
$chart = new GoogleChart('lc', $params->get('width', 285), $params->get('height', 120));
$chart->setTitle(JTEXT::sprintf('MC_RUC_TITLE', intval($history)));
$chart->setTitleColor('666666')->setTitleSize(13);
$data = new GoogleChartData($value_data);
$data->setColor('4F9BD8');
$data->setThickness(2);
$chart->addData($data);
$y_axis = new GoogleChartAxis('y');
$y_axis->setRange(0, $max);
$y_axis->setTickMarks(2);
$x_axis = new GoogleChartAxis('x');
$x_axis->setRange(0, count($value_data) - 1);
$x_axis->setTickMarks(2);
$chart->addAxis($y_axis);
$chart->addAxis($x_axis);
return $chart->toHtml();
}
$line->setColor('000000');
$line->setThickness(3);
$line->setFill('eeeeee');
$chart->addData($line);
$m = new GoogleChartShapeMarker(GoogleChartShapeMarker::CIRCLE);
$m->setData($line);
$m->setColor('000000');
$m->setSize(7);
$m->setBorder(2);
$chart->addMarker($m);
$values = array_fill(0, sizeof($values) - 2, null);
$values[] = 44;
$values[] = 34;
$line2 = new GoogleChartData($values);
$line2->setColor('000000');
$line2->setThickness(3);
$line2->setDash(4, 2);
$line2->setFill('eeeeee');
$chart->addData($line2);
$m = new GoogleChartShapeMarker(GoogleChartShapeMarker::CIRCLE);
$m->setData($line2);
$m->setColor('ffffff');
$m->setSize(4);
$m->setBorder(4, '000000');
$m->setPoints(-1);
$chart->addMarker($m);
$y_axis = new GoogleChartAxis('y');
$y_axis->setDrawLine(false);
$y_axis->setDrawTickMarks(false);
$y_axis->setLabels(array(null, 35, 70));
$y_axis->setFontSize(9);
$chart->setGridLines(25, 50, 1, 1);
$chart->setMargin(30, 50);
$chart->setLegendSize(100, 10);
$chart->setFill('333333');
$chart->setFill('444444', GoogleChart::CHART_AREA);
$chart->setTitle('Sinus & Cosinus');
$chart->setTitleColor('FFFFFF');
$chart->setTitleSize(18);
$sin = new GoogleChartData($sin);
$sin->setLegend('Sinus');
$sin->setThickness(2);
$sin->setColor('D1F2A5');
$chart->addData($sin);
$cos = new GoogleChartData($cos);
$cos->setLegend('Cosinus');
$cos->setThickness(2);
$cos->setColor('F56991');
$chart->addData($cos);
$y_axis = new GoogleChartAxis('y');
$y_axis->setDrawLine(false);
$y_axis->setRange(-1, 1);
$y_axis->setLabelColor('ffffff');
$chart->addAxis($y_axis);
$x_axis = new GoogleChartAxis('x');
$x_axis->setDrawLine(false);
$x_axis->setRange(0, 360);
$x_axis->setLabels(array(0, 90, 180, 270, 360));
$x_axis->setLabelColor('ffffff');
$chart->addAxis($x_axis);
if (isset($_GET['debug'])) {
var_dump($chart->getQuery());
<?php
/**
* This chart could use the undocumented parameter "lfi".
* See http://cse-mjmcl.cse.bris.ac.uk/blog/2007/12/23/1198436217875.html
*/
require '../lib/GoogleChart.php';
$values = array(34, 18, 21, 70, 53, 39, 39, 30, 13, 15, 4, 8, 5, 8, 4, 8, 44, 16, 16, 3, 10, 7, 5, 20, 20, 28, 44);
$chart = new GoogleChart('ls', 75, 30);
$data = new GoogleChartData($values);
$data->setThickness(1);
$data->setColor('0077CC');
$data->setFill('E6F2FA');
$chart->addData($data);
if (isset($_GET['debug'])) {
var_dump($chart->getQuery());
echo $chart->validate();
echo $chart->toHtml();
} else {
header('Content-Type: image/png');
echo $chart;
}
function sparklines()
{
$values = array(34, 18, 21, 70, 53, 39, 39, 30, 13, 15, 24, 78, 85, 88, 74, 98, 44, 16, 16, 33, 50, 47, 55, 20, 20, 28, 44);
$chart = new GoogleChart('ls', 75, 30);
$chart->setFill('73A2BD');
$data = new GoogleChartData($values);
$data->setThickness(1);
$data->setColor('C02942');
$data->setFill('D95B43');
$chart->addData($data);
return $chart->getUrl();
}
