/**
* Replace angular parenthesis with html equivalents (html entities).
* @param $p (string) String containing point data.
* @param $w (int) Graph width.
* @param $h (int) Graph height.
* @return converted string
*/
function F_getSVGGraph($p, $w = '', $h = '')
{
// send headers
header('Content-Description: SVG Data');
header('Cache-Control: public, must-revalidate, max-age=0');
// HTTP/1.1
header('Pragma: public');
header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
// Date in the past
header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
header('Content-Type: image/svg+xml');
header('Content-Disposition: inline; filename="tce_svg_graph_' . md5($p . $w . $h) . '.svg";');
// Turn on output buffering with the gzhandler
//ob_start('ob_gzhandler');
// output SVG code
echo F_getSVGGraphCode($p, $w, $h);
}
/**
* Print SVG graph
* @param $svgdata (string) String containing SVG data to print.
* @public
*/
public function printSVGStatsGraph($svgdata)
{
require_once '../config/tce_config.php';
require_once '../../shared/code/tce_functions_svg_graph.php';
global $l;
// display svg graph
if (preg_match_all('/[x]/', $svgdata, $match) > 1) {
$this->SetFont(PDF_FONT_NAME_DATA, 'B', PDF_FONT_SIZE_DATA);
// legend
$legend = '<span style="background-color:#ff0000;color:#ffffff;"> ' . $l['w_score'] . ' </span> <span style="background-color:#0000ff;color:#ffffff;"> ' . $l['w_answers_right'] . ' </span> / <span style="background-color:#dddddd;color:#000000;"> ' . $l['w_tests'] . ' </span></div>';
$this->writeHTML($legend, true, false, true, false, 'C');
$this->SetFont(PDF_FONT_NAME_DATA, '', 6);
$w = $this->tce_page_width * $this->imgscale * $this->k;
$h = round($this->tce_page_width * 9 / 16);
$svg = F_getSVGGraphCode(substr($svgdata, 1), $w, $h);
if (isset($svg[0]) and $svg[0] == '<') {
$this->ImageSVG('@' . $svg, '', '', $this->tce_page_width, 0, '', 'N', 'C', 0, false);
}
}
}