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<?php |
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namespace AmaTeam\Image\Projection\Tile; |
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use AmaTeam\Image\Projection\API\Image\ImageInterface; |
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use AmaTeam\Image\Projection\API\Tile\PositionInterface; |
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use AmaTeam\Image\Projection\Image\EncodingOptions; |
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use AmaTeam\Image\Projection\Image\Manager; |
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/** |
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* Represents single tile - rectangular projection chunk. |
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*/ |
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class Tile |
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{ |
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/** |
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* @var string |
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*/ |
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private $path; |
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/** |
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* @var Manager |
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*/ |
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private $manager; |
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/** |
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* @var PositionInterface |
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*/ |
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private $position; |
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/** |
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* @var ImageInterface |
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*/ |
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private $image; |
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/** |
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* @param string $path |
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* @param PositionInterface $position |
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* @param Manager $manager |
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*/ |
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public function __construct( |
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$path, |
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PositionInterface $position, |
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Manager $manager |
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) { |
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$this->path = $path; |
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$this->manager = $manager; |
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$this->position = $position; |
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} |
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public function getImage() |
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{ |
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if (!$this->image) { |
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$this->image = $this->manager->read($this->path); |
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} |
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return $this->image; |
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} |
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public function createImage($width, $height) |
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{ |
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$this->image = $this->manager->create($width, $height); |
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return $this->image; |
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} |
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public function persist($format, EncodingOptions $options = null) |
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{ |
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if ($this->image) { |
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$this->manager->save($this->image, $this->path, $format, $options); |
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} |
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return $this; |
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} |
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/** |
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* @return PositionInterface |
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*/ |
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public function getPosition() |
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{ |
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return $this->position; |
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} |
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/** |
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* @return string |
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*/ |
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public function getPath() |
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{ |
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return $this->path; |
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} |
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/** |
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* Converts single level tiles array into three level tree |
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* (face -> rows -> columns). |
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* |
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* @param Tile[] $tiles |
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* @return Tile[][][] |
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*/ |
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public static function treeify(array $tiles) |
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{ |
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$target = []; |
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foreach ($tiles as $tile) { |
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$position = $tile->getPosition(); |
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$cursor = &$target; |
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foreach ([$position->getFace(), $position->getY()] as $segment) { |
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if (!isset($cursor[$segment])) { |
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$cursor[$segment] = []; |
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} |
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$cursor = &$cursor[$segment]; |
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} |
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$cursor[$position->getX()] = $tile; |
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} |
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return $target; |
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} |
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/** |
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* @param Tile[][][] $tree |
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* @return Tile[] |
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*/ |
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public static function flatten(array $tree) |
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{ |
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$target = []; |
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foreach ($tree as $face) { |
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foreach ($face as $row) { |
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foreach ($row as $tile) { |
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$target[] = $tile; |
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} |
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} |
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} |
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return $target; |
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} |
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} |
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ama-team /
php-projection-framework
