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<?php |
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declare(strict_types=1); |
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namespace Minepic\Image\Sections; |
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use Minepic\Image\Components\Component; |
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use Minepic\Image\Exceptions\ImageResourceCreationFailedException; |
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use Minepic\Image\Exceptions\ImageTrueColorCreationFailedException; |
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use Minepic\Image\ImageManipulation; |
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use Minepic\Image\ImageSection; |
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use Minepic\Image\LayerValidator; |
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use Minepic\Image\Point; |
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abstract class BaseSkinSection extends ImageSection |
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{ |
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use ImageManipulation; |
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protected string $side; |
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protected int $baseImageWidth = 16; |
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protected int $baseImageHeight = 32; |
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/** |
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* @throws ImageResourceCreationFailedException |
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* @throws \Exception |
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*/ |
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public function render(int $skinHeight = 256): void |
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{ |
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$skinHeight = $this->checkHeight($skinHeight); |
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$tmpImageResource = $this->emptyBaseImage($this->baseImageWidth, $this->baseImageHeight); |
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foreach ($this->getAllComponents() as $componentName => $componentsData) { |
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$this->copyComponent($tmpImageResource, $componentName, $componentsData[0], $componentsData[1] ?? null); |
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} |
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$this->patchOldSkin($tmpImageResource); |
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$scale = $skinHeight / $this->baseImageHeight; |
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if ($scale === 0) { |
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$scale = 1; |
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} |
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$skinWidth = (int) round($scale * $this->baseImageWidth); |
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$this->imgResource = $this->emptyBaseImage($skinWidth, $skinHeight); |
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imagecopyresized($this->imgResource, $tmpImageResource, 0, 0, 0, 0, $skinWidth, $skinHeight, $this->baseImageWidth, $this->baseImageHeight); |
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} |
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/** |
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* @return Point[] |
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*/ |
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abstract protected function startingPoints(): array; |
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/** |
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* In old skins (pre 1.8) left arm/leg are right arm/leg flipped |
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* |
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* @throws \Exception |
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*/ |
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protected function patchOldSkin(\GdImage $tmpImageResource): void |
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{ |
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if ($this->is64x64()) { |
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return; |
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} |
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if (\array_key_exists(Component::LEFT_ARM, $this->startingPoints())) { |
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$this->flipComponent( |
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$tmpImageResource, |
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Component::getLeftArm(), |
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Component::getRightArm(), |
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$this->startingPoints()[Component::LEFT_ARM] |
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); |
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} |
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if (\array_key_exists(Component::LEFT_LEG, $this->startingPoints())) { |
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$this->flipComponent( |
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$tmpImageResource, |
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Component::getLeftLeg(), |
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Component::getRightLeg(), |
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$this->startingPoints()[Component::LEFT_LEG] |
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); |
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} |
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} |
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/** |
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* @throws \Exception |
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*/ |
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protected function flipComponent(\GdImage $tmpImageResource, Component $dstComponent, Component $srcComponent, Point $startingPoint): void |
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{ |
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$leftArmData = $dstComponent->getSideByIdentifier($this->side); |
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$rightArmData = $srcComponent->getSideByIdentifier($this->side); |
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$width = $leftArmData->getWidth(); |
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$height = $leftArmData->getHeight(); |
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$leftArm = imagecreatetruecolor($width, $height); |
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if ($leftArm instanceof \GdImage === false) { |
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throw new ImageTrueColorCreationFailedException(); |
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} |
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for ($x = 0; $x < 4; ++$x) { |
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imagecopy( |
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$leftArm, |
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$this->skinResource, |
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$x, |
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0, |
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$rightArmData->getBottomRight()->getX() - $x - 1, |
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$rightArmData->getTopLeft()->getY(), |
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1, |
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$height |
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); |
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} |
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imagecopymerge( |
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$tmpImageResource, |
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$leftArm, |
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$startingPoint->getX(), |
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$startingPoint->getY(), |
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0, |
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0, |
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$width, |
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$height, |
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100 |
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); |
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} |
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protected function checkHeight(int $skinHeight): int |
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{ |
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if ($skinHeight === 0 || $skinHeight < 0 || $skinHeight > (int) env('MAX_SKINS_SIZE')) { |
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$skinHeight = (int) env('DEFAULT_SKIN_SIZE'); |
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} |
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return $skinHeight; |
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} |
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/** |
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* @return array[] |
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*/ |
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protected function getAllComponents(): array |
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{ |
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if ($this->is64x64()) { |
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return [ |
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Component::HEAD => [Component::getHead(), Component::getHeadLayer()], |
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Component::TORSO => [Component::getTorso(), Component::getTorsoLayer()], |
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Component::RIGHT_ARM => [Component::getRightArm(), Component::getRightArmLayer()], |
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Component::LEFT_ARM => [Component::getLeftArm(), Component::getLeftArmLayer()], |
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Component::RIGHT_LEG => [Component::getRightLeg(), Component::getRightLegLayer()], |
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Component::LEFT_LEG => [Component::getLeftLeg(), Component::getLeftLegLayer()], |
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]; |
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} |
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return [ |
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Component::HEAD => [Component::getHead(), Component::getHeadLayer()], |
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Component::TORSO => [Component::getTorso()], |
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Component::RIGHT_ARM => [Component::getRightArm()], |
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Component::RIGHT_LEG => [Component::getRightLeg()], |
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]; |
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} |
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/** |
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* @throws \Exception |
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*/ |
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protected function copyComponent(\GdImage $tmpImageResource, string $componentName, Component $base, ?Component $layer): void |
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{ |
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$sideBase = $base->getSideByIdentifier($this->side); |
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$width = $sideBase->getWidth(); |
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$height = $sideBase->getHeight(); |
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$startingPoint = $this->startingPoints()[$componentName] ?? new Point(0, 0); |
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imagecopy( |
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$tmpImageResource, |
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$this->skinResource, |
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$startingPoint->getX(), |
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$startingPoint->getY(), |
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$sideBase->getTopLeft()->getX(), |
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$sideBase->getTopLeft()->getY(), |
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$width, |
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$height |
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); |
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if ($layer !== null && (new LayerValidator())->check($this->skinResource, $layer->getSideByIdentifier($this->side))) { |
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$sideLayer = $layer->getSideByIdentifier($this->side); |
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$this->imageCopyMergeAlpha( |
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$tmpImageResource, |
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$this->skinResource, |
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$startingPoint->getX(), |
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$startingPoint->getY(), |
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$sideLayer->getTopLeft()->getX(), |
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$sideLayer->getTopLeft()->getY(), |
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$width, |
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$height, |
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100 |
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); |
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} |
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} |
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} |
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mattiabasone /
minepic
