function make_captcha_img()
{
global $CaptchaBGs;
$Length = 6;
$ImageHeight = 75;
$ImageWidth = 300;
$Chars = 'abcdefghjkmprstuvwxyzABCDEFGHJKLMPQRSTUVWXY23456789';
$CaptchaString = '';
for ($i = 0; $i < $Length; $i++) {
$CaptchaString .= $Chars[mt_rand(0, strlen($Chars) - 1)];
}
for ($x = 0; $x < $Length; $x++) {
$FontDisplay[$x]['size'] = mt_rand(24, 32);
$FontDisplay[$x]['top'] = mt_rand($FontDisplay[$x]['size'] + 5, $ImageHeight - $FontDisplay[$x]['size'] / 2);
$FontDisplay[$x]['angle'] = mt_rand(-30, 30);
$FontDisplay[$x]['font'] = get_font();
}
$Img = imagecreatetruecolor($ImageWidth, $ImageHeight);
$BGImg = imagecreatefrompng(SERVER_ROOT . '/captcha/' . $CaptchaBGs[mt_rand(0, count($CaptchaBGs) - 1)]);
imagecopymerge($Img, $BGImg, 0, 0, 0, 0, 300, 75, 50);
$ForeColor = imagecolorallocatealpha($Img, 255, 255, 255, 65);
for ($i = 0; $i < strlen($CaptchaString); $i++) {
$CharX = $ImageWidth / $Length * ($i + 1) - $ImageWidth / $Length * 0.75;
imagettftext($Img, $FontDisplay[$i]['size'], $FontDisplay[$i]['angle'], $CharX, $FontDisplay[$i]['top'], $ForeColor, $FontDisplay[$i]['font'], $CaptchaString[$i]);
}
header('Content-type: image/png');
imagepng($Img);
imagedestroy($Img);
return $CaptchaString;
}
function write_graph_legend(&$image, $colours, $width, $height)
{
$font = get_font();
$size = 7;
$angle = 0;
$title = 'Before';
$bb = imagettfbbox($size, $angle, $font, $title);
imagettftext($image, $size, $angle, $width / 2 - ($bb[2] - $bb[0]), $height - 12, $colours->beforepoint, $font, $title);
$title = 'After';
$bb = imagettfbbox($size, $angle, $font, $title);
imagettftext($image, $size, $angle, $width / 2 + ($bb[2] - $bb[0]), $height - 12, $colours->afterpoint, $font, $title);
}
function be_themes_print_typography($tag)
{
global $be_themes_data;
$get_font = get_font($be_themes_data[$tag]['family']);
if (isset($get_font['weight'])) {
$weight = $get_font['weight'];
} else {
$weight = $be_themes_data[$tag]['weight'];
}
if (isset($get_font['style'])) {
$style = $get_font['style'];
} else {
$style = 'normal';
}
echo 'font: ' . $style . ' ' . $weight . ' ' . $be_themes_data[$tag]["size"] . ' "' . $get_font["name"] . '","PT Sans Narrow","Arial Narrow",sans-serif;
color: ' . $be_themes_data[$tag]["color"] . ';
line-height: ' . $be_themes_data[$tag]["line_height"] . ';
text-transform: ' . $be_themes_data[$tag]["transform"] . ';';
}
function be_themes_print_typography_special_heading($tag = 'h1', $size = '13px')
{
global $be_themes_data;
$get_font = get_font($be_themes_data[$tag]['family']);
if (isset($get_font['weight'])) {
$weight = $get_font['weight'];
} else {
$weight = $be_themes_data[$tag]['weight'];
}
if (isset($get_font['style'])) {
$style = $get_font['style'];
} else {
$style = 'normal';
}
echo 'font: ' . $style . ' ' . $weight . ' ' . $size . ' "' . $get_font["name"] . '","Open Sans","Arial",sans-serif;';
}