/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
if (!$image->convert($this->configuration['extension'])) {
$this->logger->error('Image convert failed using the %toolkit toolkit on %path (%mimetype)', array('%toolkit' => $image->getToolkitId(), '%path' => $image->getSource(), '%mimetype' => $image->getMimeType()));
return FALSE;
}
return TRUE;
}
/**
* Function for finding a pixel's RGBa values.
*/
function getPixelColor(ImageInterface $image, $x, $y)
{
$toolkit = $image->getToolkit();
$color_index = imagecolorat($toolkit->getResource(), $x, $y);
$transparent_index = imagecolortransparent($toolkit->getResource());
if ($color_index == $transparent_index) {
return array(0, 0, 0, 127);
}
return array_values(imagecolorsforindex($toolkit->getResource(), $color_index));
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
// Next, attempt to crop the image.
$focal_point = FocalPoint::getFromURI($image->getSource());
$crop_data = self::calculateCropData($focal_point, $image->getWidth(), $image->getHeight(), $this->configuration['width'], $this->configuration['height']);
if (!$image->crop($crop_data['x'], $crop_data['y'], $crop_data['width'], $crop_data['height'])) {
$this->logger->error('Focal point scale and crop failed while scaling and cropping using the %toolkit toolkit on %path (%mimetype, %dimensions)', array('%toolkit' => $image->getToolkitId(), '%path' => $image->getSource(), '%mimetype' => $image->getMimeType(), '%dimensions' => $image->getWidth() . 'x' . $image->getHeight()));
return FALSE;
}
return TRUE;
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
list($x, $y) = explode('-', $this->configuration['anchor']);
$x = image_filter_keyword($x, $image->getWidth(), $this->configuration['width']);
$y = image_filter_keyword($y, $image->getHeight(), $this->configuration['height']);
if (!$image->crop($x, $y, $this->configuration['width'], $this->configuration['height'])) {
$this->logger->error('Image crop failed using the %toolkit toolkit on %path (%mimetype, %dimensions)', array('%toolkit' => $image->getToolkitId(), '%path' => $image->getSource(), '%mimetype' => $image->getMimeType(), '%dimensions' => $image->getWidth() . 'x' . $image->getHeight()));
return FALSE;
}
return TRUE;
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
if (empty($this->configuration['crop_type']) || !$this->typeStorage->load($this->configuration['crop_type'])) {
$this->logger->error('Manual image crop failed due to misconfigured crop type on %path.', ['%path' => $image->getSource()]);
return FALSE;
}
if ($crop = $this->getCrop($image)) {
// Use position instead of anchor(),
// ImageWidgetCrop already set coordinates by center
$anchor = $crop->position();
$size = $crop->size();
if (!$image->crop($anchor['x'], $anchor['y'], $size['width'], $size['height'])) {
$this->logger->error('Manual image crop failed using the %toolkit toolkit on %path (%mimetype, %width x %height)', ['%toolkit' => $image->getToolkitId(), '%path' => $image->getSource(), '%mimetype' => $image->getMimeType(), '%width' => $image->getWidth(), '%height' => $image->getHeight()]);
return FALSE;
}
}
return TRUE;
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
if (!$image->desaturate()) {
watchdog('image', 'Image desaturate failed using the %toolkit toolkit on %path (%mimetype, %dimensions)', array('%toolkit' => $image->getToolkitId(), '%path' => $image->getSource(), '%mimetype' => $image->getMimeType(), '%dimensions' => $image->getWidth() . 'x' . $image->getHeight()), WATCHDOG_ERROR);
return FALSE;
}
return TRUE;
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
if (!$image->scaleAndCrop($this->configuration['width'], $this->configuration['height'])) {
watchdog('image', 'Image scale and crop failed using the %toolkit toolkit on %path (%mimetype, %dimensions)', array('%toolkit' => $image->getToolkitId(), '%path' => $image->getSource(), '%mimetype' => $image->getMimeType(), '%dimensions' => $image->getWidth() . 'x' . $image->getHeight()), WATCHDOG_ERROR);
return FALSE;
}
return TRUE;
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
if (!$image->resize($this->configuration['width'], $this->configuration['height'])) {
$this->logger->error('Image resize failed using the %toolkit toolkit on %path (%mimetype, %dimensions)', array('%toolkit' => $image->getToolkitId(), '%path' => $image->getSource(), '%mimetype' => $image->getMimeType(), '%dimensions' => $image->getWidth() . 'x' . $image->getHeight()));
return FALSE;
}
return TRUE;
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
if (!empty($this->configuration['random'])) {
$degrees = abs((double) $this->configuration['degrees']);
$this->configuration['degrees'] = rand(-$degrees, $degrees);
}
if (!$image->rotate($this->configuration['degrees'], $this->configuration['bgcolor'])) {
$this->logger->error('Image rotate failed using the %toolkit toolkit on %path (%mimetype, %dimensions)', array('%toolkit' => $image->getToolkitId(), '%path' => $image->getSource(), '%mimetype' => $image->getMimeType(), '%dimensions' => $image->getWidth() . 'x' . $image->getHeight()));
return FALSE;
}
return TRUE;
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
$ratio_adjustment = isset($this->configuration['ratio_adjustment']) ? floatval($this->configuration['ratio_adjustment']) : 1;
$aspect = $image->getWidth() / $image->getHeight();
// Calculate orientation: width / height * adjustment. If > 1, it's wide.
$style_name = $aspect * $ratio_adjustment > 1 ? $this->configuration['landscape'] : $this->configuration['portrait'];
if (empty($style_name)) {
// Do nothing. just return what we've got.
return TRUE;
}
/* @var ImageStyle $style */
$style = ImageStyle::load($style_name);
if (empty($style)) {
// Required preset has gone missing?
return FALSE;
}
// Run the preset actions ourself.
foreach ($style->getEffects() as $sub_effect) {
/* @var ImageEffectInterface $sub_effect */
$sub_effect->applyEffect($image);
}
return TRUE;
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
$path = $image->getSource();
$entity_manager = \Drupal::entityManager();
$files = $entity_manager->getStorage('file')->loadByProperties(array('uri' => $path));
$file = NULL;
if (count($files)) {
$file = reset($files);
$info = imagefield_crop_get_file_info($file->id());
if (!$info) {
return TRUE;
}
if (!$image->crop($info['x'], $info['y'], $info['width'], $info['height'])) {
$this->logger->error('Image crop failed using the %toolkit toolkit on %path (%mimetype, %dimensions)', array('%toolkit' => $image->getToolkitId(), '%path' => $image->getSource(), '%mimetype' => $image->getMimeType(), '%dimensions' => $image->getWidth() . 'x' . $image->getHeight()));
return FALSE;
}
}
return TRUE;
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
$data = [];
$data['canvas_color'] = $this->configuration['canvas_color'];
// Get resulting dimensions.
$dimensions = $this->getDimensions($image->getWidth(), $image->getHeight());
$data['width'] = $dimensions['width'];
$data['height'] = $dimensions['height'];
// Get offset of original image.
if ($this->configuration['canvas_size'] === 'exact') {
list($x_pos, $y_pos) = explode('-', $this->configuration['exact']['placement']);
$data['x_pos'] = image_filter_keyword($x_pos, $data['width'], $image->getWidth()) + $this->configuration['exact']['x_offset'];
$data['y_pos'] = image_filter_keyword($y_pos, $data['height'], $image->getHeight()) + $this->configuration['exact']['y_offset'];
} else {
$data['x_pos'] = $this->configuration['relative']['left'];
$data['y_pos'] = $this->configuration['relative']['top'];
}
// All the math is done, now defer to the toolkit in use.
return $image->apply('set_canvas', $data);
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
// Convert short #FFF syntax to full #FFFFFF syntax.
if (strlen($this->configuration['bgcolor']) == 4) {
$c = $this->configuration['bgcolor'];
$this->configuration['bgcolor'] = $c[0] . $c[1] . $c[1] . $c[2] . $c[2] . $c[3] . $c[3];
}
// Convert #FFFFFF syntax to hexadecimal colors.
if ($this->configuration['bgcolor'] != '') {
$this->configuration['bgcolor'] = hexdec(str_replace('#', '0x', $this->configuration['bgcolor']));
} else {
$this->configuration['bgcolor'] = NULL;
}
if (!empty($this->configuration['random'])) {
$degrees = abs((double) $this->configuration['degrees']);
$this->configuration['degrees'] = rand(-1 * $degrees, $degrees);
}
if (!$image->rotate($this->configuration['degrees'], $this->configuration['bgcolor'])) {
watchdog('image', 'Image rotate failed using the %toolkit toolkit on %path (%mimetype, %dimensions)', array('%toolkit' => $image->getToolkitId(), '%path' => $image->getSource(), '%mimetype' => $image->getMimeType(), '%dimensions' => $image->getWidth() . 'x' . $image->getHeight()), WATCHDOG_ERROR);
return FALSE;
}
return TRUE;
}
/**
* Returns the focal point value (in pixels) relative to the provided image.
*
* @param ImageInterface $image
* Image object that the focal point must be applied to.
* @param array $original_focal_point
* An array with keys 'x' and 'y' which represent the focal point in pixels
* relative to the original image.
*
* @return array
* An array with the keys 'x' and 'y'. Values are in pixels.
*/
protected function transformFocalPoint(ImageInterface $image, $original_focal_point) {
$image_size = [
'width' => $image->getWidth(),
'height' => $image->getHeight(),
];
$original_image_size = $this->getOriginalImageSize();
$relative_focal_point = [
'x' => (int) round($original_focal_point['x'] / $original_image_size['width'] * $image_size['width']),
'y' => (int) round($original_focal_point['y'] / $original_image_size['height'] * $image_size['height']),
];
return $relative_focal_point;
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
// Test to see if EXIF is supported by the image format.
if (in_array($image->getMimeType(), ['image/jpeg', 'image/tiff'])) {
// Hand over to toolkit.
return $image->apply('auto_orient');
}
return TRUE;
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
$dimensions = $this->getUriDependentDimensions($image->getSource());
return $image->resize($dimensions['width'], $dimensions['height']);
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
return $image->apply('strip');
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
return $image->apply('contrast', ['level' => $this->configuration['level']]);
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
return $image->apply('colorshift', ['RGB' => $this->configuration['RGB']]);
}
/**
* Gets crop entity for the image.
*
* @param ImageInterface $image
* Image object.
*
* @return \Drupal\Core\Entity\EntityInterface|\Drupal\crop\CropInterface|FALSE
* Crop entity or FALSE if crop doesn't exist.
*/
protected function getCrop(ImageInterface $image) {
if (!isset($this->crop)) {
$this->crop = FALSE;
if ($crop = Crop::findCrop($image->getSource(), $this->configuration['crop_type'])) {
$this->crop = $crop;
}
}
return $this->crop;
}
/**
* {@inheritdoc}
*/
public function applyEffect(ImageInterface $image)
{
$watermark_image = $this->imageFactory->get($this->configuration['watermark_image']);
if (!$watermark_image->isValid()) {
return FALSE;
}
list($x, $y) = explode('-', $this->configuration['placement']);
$x_pos = image_filter_keyword($x, $image->getWidth(), $watermark_image->getWidth());
$y_pos = image_filter_keyword($y, $image->getHeight(), $watermark_image->getHeight());
return $image->apply('watermark', ['x_offset' => $x_pos + $this->configuration['x_offset'], 'y_offset' => $y_pos + $this->configuration['y_offset'], 'opacity' => $this->configuration['opacity'], 'watermark_image' => $watermark_image]);
}
