CCaptcha::DrawLines

function DrawLines()
{
	if ($this->numLines > 0)
	{
		for ($i = 0; $i < $this->numLines; $i++)
		{
			$arLineColor = $this->GetColor($this->arLineColor);
			$color = imagecolorallocate($this->image, $arLineColor[0], $arLineColor[1], $arLineColor[2]);
			imageline($this->image, rand(1, $this->imageWidth), rand(1, $this->imageHeight / 2), rand(1, $this->imageWidth), rand($this->imageHeight / 2, $this->imageHeight), $color);
		}
	}
}