/**
* (non-PHPdoc)
* @see Imagine\ImageInterface::crop()
*/
public function crop(PointInterface $start, BoxInterface $size)
{
if (!$start->in($size)) {
throw new OutOfBoundsException('Crop coordinates must start at minimum 0, 0 position from ' . 'top left corner, crop height and width must be positive ' . 'integers and must not exceed the current image borders');
}
try {
$this->gmagick->cropimage($size->getWidth(), $size->getHeight(), $start->getX(), $start->getY());
} catch (\GmagickException $e) {
throw new RuntimeException('Crop operation failed', $e->getCode(), $e);
}
return $this;
}
/**
* {@inheritdoc}
*/
public function crop(PointInterface $start, BoxInterface $size)
{
if (!$start->in($this->getSize())) {
throw new OutOfBoundsException('Crop coordinates must start at minimum 0, 0 position from top left corner, crop height and width ' . 'must be positive integers and must not exceed the current image borders');
}
$this->fixViewBox();
$svg = $this->document->documentElement;
$svg->setAttribute('x', -$start->getX());
$svg->setAttribute('y', -$start->getY());
$svgWrap = $this->document->createElementNS('http://www.w3.org/2000/svg', 'svg');
$svgWrap->setAttribute('version', '1.1');
$svgWrap->setAttribute('width', $size->getWidth());
$svgWrap->setAttribute('height', $size->getHeight());
$svgWrap->appendChild($svg);
$this->document->appendChild($svgWrap);
return $this;
}
/**
* (non-PHPdoc)
* @see Imagine\ImageInterface::crop()
*/
public final function crop(PointInterface $start, BoxInterface $size)
{
if (!$start->in($this->getSize())) {
throw new OutOfBoundsException('Crop coordinates must start at minimum 0, 0 position from ' . 'top left corner, crop height and width must be positive ' . 'integers and must not exceed the current image borders');
}
$width = $size->getWidth();
$height = $size->getHeight();
$dest = imagecreatetruecolor($width, $height);
imagealphablending($dest, false);
imagesavealpha($dest, true);
if (function_exists('imageantialias')) {
imageantialias($dest, true);
}
if (false === imagecopymerge($dest, $this->resource, 0, 0, $start->getX(), $start->getY(), $width, $height, 100)) {
throw new RuntimeException('Image crop operation failed');
}
imagedestroy($this->resource);
$this->resource = $dest;
return $this;
}
/**
* {@inheritdoc}
*/
public function getColorAt(PointInterface $point)
{
if (!$point->in($this->getSize())) {
throw new RuntimeException(sprintf('Error getting color at point [%s,%s]. The point must be inside the image of size [%s,%s]', $point->getX(), $point->getY(), $this->getSize()->getWidth(), $this->getSize()->getHeight()));
}
try {
$pixel = $this->imagick->getImagePixelColor($point->getX(), $point->getY());
} catch (\ImagickException $e) {
throw new RuntimeException('Error while getting image pixel color', $e->getCode(), $e);
}
return $this->pixelToColor($pixel);
}
/**
* {@inheritdoc}
*/
public function getColorAt(PointInterface $point)
{
if (!$point->in($this->getSize())) {
throw new RuntimeException(sprintf('Error getting color at point [%s,%s]. The point must be inside the image of size [%s,%s]', $point->getX(), $point->getY(), $this->getSize()->getWidth(), $this->getSize()->getHeight()));
}
try {
$cropped = clone $this->gmagick;
$histogram = $cropped->cropImage(1, 1, $point->getX(), $point->getY())->getImageHistogram();
} catch (\GmagickException $e) {
throw new RuntimeException('Unable to get the pixel');
}
$pixel = array_shift($histogram);
unset($histogram, $cropped);
return $this->pixelToColor($pixel);
}
/**
* {@inheritdoc}
*/
public function getColorAt(PointInterface $point)
{
if (!$point->in($this->getSize())) {
throw new RuntimeException(sprintf('Error getting color at point [%s,%s]. The point must be inside the image of size [%s,%s]', $point->getX(), $point->getY(), $this->getSize()->getWidth(), $this->getSize()->getHeight()));
}
$pixel = $this->imagick->getImagePixelColor($point->getX(), $point->getY());
return new Color(array($pixel->getColorValue(\Imagick::COLOR_RED) * 255, $pixel->getColorValue(\Imagick::COLOR_GREEN) * 255, $pixel->getColorValue(\Imagick::COLOR_BLUE) * 255), (int) round($pixel->getColorValue(\Imagick::COLOR_ALPHA) * 100));
}
/**
* {@inheritdoc}
*/
public function getColorAt(PointInterface $point)
{
if (!$point->in($this->getSize())) {
throw new RuntimeException(sprintf('Error getting color at point [%s,%s]. The point must be inside the image of size [%s,%s]', $point->getX(), $point->getY(), $this->getSize()->getWidth(), $this->getSize()->getHeight()));
}
$index = imagecolorat($this->resource, $point->getX(), $point->getY());
$info = imagecolorsforindex($this->resource, $index);
return new Color(array($info['red'], $info['green'], $info['blue']), (int) round($info['alpha'] / 127 * 100));
}
/**
* (non-PHPdoc)
* @see Imagine\Image\ImageInterface::getColorAt()
*/
public function getColorAt(PointInterface $point)
{
if (!$point->in($this->getSize())) {
throw new RuntimeException(sprintf('Error getting color at point [%s,%s]. The point must be inside the image of size [%s,%s]', $point->getX(), $point->getY(), $this->getSize()->getWidth(), $this->getSize()->getHeight()));
}
throw new RuntimeException('Not Implemented!');
}
