function createImageData()
{
$rand_char = PhocaguestbookHelperCaptchaTTF::generateRandomChar(6);
$image_name = PhocaguestbookHelperCaptchaTTF::getRandomImage();
$image = @imagecreatefromjpeg($image_name);
$ttf[0] = JPATH_COMPONENT . DS . 'assets' . DS . 'captcha' . DS . 'fonts' . DS . 'essai.ttf';
// $ttf[1] = JPATH_COMPONENT . DS . 'assets'. DS . 'captcha'.DS. 'fonts'.DS. 'vera.ttf';
$ttf[1] = JPATH_COMPONENT . DS . 'assets' . DS . 'captcha' . DS . 'fonts' . DS . 'justus.ttf';
$i = 15;
$char_string = '';
foreach ($rand_char as $key => $value) {
$font_color = PhocaguestbookHelperCaptchaTTF::getRandomFontColor();
$position_x = PhocaguestbookHelperCaptchaTTF::getRandomPositionX($i);
$position_y = mt_rand(55, 80);
$font_size = mt_rand(20, 40);
$angle = mt_rand(-30, 30);
$rand_ttf = mt_rand(0, 1);
imagettftext($image, $font_size, $angle, $position_x, $position_y, ImageColorAllocate($image, $font_color[0], $font_color[1], $font_color[2]), $ttf[$rand_ttf], $value);
$i = $i + 37;
$char_string .= $value;
}
$image_data['outcome'] = $char_string;
//$rand_char;
$image_data['image'] = $image;
return $image_data;
}
