/**
* Constructor.
* @param string $text
* @throws Exceptions\ExtensionException
* @throws \BadMethodCallException
* @throws Exceptions\FileException
*/
public function __construct($text = '')
{
if (extension_loaded('gd') === FALSE) {
throw new Exceptions\ExtensionException('PHP extension GD is not loaded.');
}
if (is_string($text) === FALSE) {
throw new \BadMethodCallException('Parameter "text" must be string.');
}
$this->text = $text;
$this->fontPath = __DIR__ . '/../fonts/open-sans/OpenSans-Regular.ttf';
if (is_readable($this->fontPath) === FALSE) {
throw new Exceptions\FileException('Directory with fonts "' . $this->fontPath . '" does not exist or is not readable.');
}
$this->setBackgroundColor(Objects\Color::create('white'));
$this->setTextColor(Objects\Color::create('black'));
$this->setBorderColor(Objects\Color::create('grey'));
}
/**
* Add text to GD image.
* @param resource $image
* @param string $text
* @param string $font
* @param int $fontSize
* @param Objects\Color $textColor
* @param array $offset
* @return resource
*/
private static function addTextToImage($image, $text, $font, $fontSize, Objects\Color $textColor, array $offset)
{
$color = Objects\Color::allocateToImage($image, $textColor);
imagettftext($image, $fontSize, 0, $offset[TextImage::OPT_LEFT], $offset[TextImage::OPT_TOP], $color, $font, $text);
return $image;
}