/**
* Add text to image
* @param $text
* @param int $size
* @param int $x
* @param int $y
* @param string $color
* @param int $alpha
* @return Editor Instance of Editor
*/
public function text($text, $size = 4, $x = 0, $y = 0, $color = '#000000', $alpha = 0)
{
list($r, $g, $b) = $this->colorConverter->hexToRgb($color);
$colorResource = imagecolorallocatealpha($this->image->getImageResource(), $r, $g, $b, $alpha);
imagestring($this->image->getImageResource(), $size, $x, $y, $text, $colorResource);
return $this;
}
public function testHexToRgb()
{
$colorConverter = new ColorConverter();
list($r, $g, $b) = $colorConverter->hexToRgb('#ffffff');
// White
$this->assertEquals(255, $r);
$this->assertEquals(255, $g);
$this->assertEquals(255, $b);
list($r, $g, $b) = $colorConverter->hexToRgb('#000000');
// Black
$this->assertEquals(0, $r);
$this->assertEquals(0, $g);
$this->assertEquals(0, $b);
list($r, $g, $b) = $colorConverter->hexToRgb('#ff0000');
// Red
$this->assertEquals(255, $r);
$this->assertEquals(0, $g);
$this->assertEquals(0, $b);
}