80 lines
2.5 KiB
PHP
80 lines
2.5 KiB
PHP
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<?php
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namespace dominion\file;
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use Yii;
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use Imagine\Image\Palette\RGB;
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use Imagine\Image\ManipulatorInterface;
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use Imagine\Image\Point;
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use Imagine\Image\ImageInterface;
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class Image extends \yii\imagine\Image
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{
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public static function thumbnail($image, $width, $height, $mode = ManipulatorInterface::THUMBNAIL_OUTBOUND)
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{
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$img = self::ensureImageInterfaceInstance($image);
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/** @var BoxInterface $sourceBox */
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$sourceBox = $img->getSize();
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$thumbnailBox = static::getThumbnailBox($sourceBox, $width, $height);
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$img = $img->thumbnail($thumbnailBox, $mode);
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$size = $img->getSize();
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$palette = new RGB();
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$color = $palette->color(static::$thumbnailBackgroundColor, static::$thumbnailBackgroundAlpha);
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// create empty image to preserve aspect ratio of thumbnail
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$thumb = static::getImagine()->create($thumbnailBox, $color);
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// calculate points
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$startX = 0;
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$startY = 0;
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if ($size->getWidth() < $width) {
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$startX = ceil(($width - $size->getWidth()) / 2);
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}
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if ($size->getHeight() < $height) {
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$startY = ceil(($height - $size->getHeight()) / 2);
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}
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$thumb->paste($img, new Point($startX, $startY));
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return $thumb;
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}
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public static function thumbnailFileTemplate($image, $width, $height, $fileTemplate, $mode = ImageInterface::THUMBNAIL_INSET)
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{
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$newWidth = $width - $fileTemplate['border_right'] - $fileTemplate['border_left'];
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$newHeight = $height - $fileTemplate['border_top'] - $fileTemplate['border_bottom'];
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$img = self::ensureImageInterfaceInstance($image);
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/** @var BoxInterface $sourceBox */
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$sourceBox = $img->getSize();
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$thumbnailBox = static::getThumbnailBox($sourceBox, $newWidth, $newHeight);
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$img = $img->thumbnail($thumbnailBox, $mode);
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$size = $img->getSize();
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// calculate points
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$startX = 0;
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$startY = 0;
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if ($size->getWidth() < $newWidth) {
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$startX = ceil(($newWidth - $size->getWidth()) / 2);
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}
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if ($size->getHeight() < $newHeight) {
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$startY = ceil(($newHeight - $size->getHeight()) / 2);
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}
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$startX += $fileTemplate['border_right'];
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$startY += $fileTemplate['border_top'];
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// create empty image to preserve aspect ratio of thumbnail
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$thumb = static::getImagine()->open($fileTemplate['filePatch']);
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$thumb->paste($img, new Point($startX, $startY));
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return $thumb;
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}
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}
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