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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\Exceptions\ImageResourceCreationFailedException; |
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use Minepic\Image\ImageSection; |
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class Skin extends ImageSection |
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{ |
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/** |
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* @param string $type |
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* |
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* @return string |
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*/ |
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private function checkType(string $type): string |
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{ |
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if ($type !== self::BACK) { |
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$type = self::FRONT; |
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} |
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return $type; |
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} |
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/** |
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* @param $skinHeight |
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* |
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* @return int |
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*/ |
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private function checkHeight($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 $skinHeight; |
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} |
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/** |
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* Create a PNG with raw texture. |
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* |
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* @throws \Minepic\Image\Exceptions\ImageCreateFromPngFailedException |
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*/ |
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public function prepareTextureDownload(): void |
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{ |
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$this->imgResource = $this->createImageFromPng($this->skinPath); |
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\imagealphablending($this->imgResource, true); |
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\imagesavealpha($this->imgResource, true); |
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} |
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/** |
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* Render skin. |
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* |
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* @param int |
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* @param string |
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* |
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* @throws \Throwable |
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*/ |
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public function render(int $skin_height = 256, $type = self::FRONT): void |
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{ |
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$type = $this->checkType($type); |
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$skin_height = $this->checkHeight($skin_height); |
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$image = $this->createImageFromPng($this->skinPath); |
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$tmpImageResource = $this->emptyBaseImage(16, 32); |
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$tmpAvatar = new Avatar($this->skinPath); |
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$tmpAvatar->render(8, $type); |
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// Front |
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if ($type === self::FRONT) { |
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// Head |
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\imagecopyresized($tmpImageResource, $tmpAvatar->getResource(), 4, 0, 0, 0, 8, 8, 8, 8); |
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// Body Front |
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\imagecopyresized($tmpImageResource, $image, 4, 8, 20, 20, 8, 12, 8, 12); |
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// Right Arm (left on img) |
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$r_arm = \imagecreatetruecolor(4, 12); |
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\imagecopy($r_arm, $image, 0, 0, 44, 20, 4, 12); |
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\imagecopyresized($tmpImageResource, $r_arm, 0, 8, 0, 0, 4, 12, 4, 12); |
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// Right leg (left on img) |
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$r_leg = \imagecreatetruecolor(4, 20); |
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\imagecopy($r_leg, $image, 0, 0, 4, 20, 4, 12); |
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\imagecopyresized($tmpImageResource, $r_leg, 4, 20, 0, 0, 4, 12, 4, 12); |
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} else { |
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// Head |
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\imagecopyresized($tmpImageResource, $tmpAvatar->getResource(), 4, 0, 0, 0, 8, 8, 8, 8); |
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// Body Back |
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\imagecopyresized($tmpImageResource, $image, 4, 8, 32, 20, 8, 12, 8, 12); |
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// Right Arm Back (left on img) |
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$r_arm = \imagecreatetruecolor(4, 12); |
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\imagecopy($r_arm, $image, 0, 0, 52, 20, 4, 12); |
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\imagecopyresized($tmpImageResource, $r_arm, 0, 8, 0, 0, 4, 12, 4, 12); |
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// Right leg Back (left on img) |
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$r_leg = \imagecreatetruecolor(4, 20); |
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\imagecopy($r_leg, $image, 0, 0, 12, 20, 4, 12); |
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\imagecopyresized($tmpImageResource, $r_leg, 4, 20, 0, 0, 4, 12, 4, 12); |
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} |
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// Left Arm (right flipped) |
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$l_arm = \imagecreatetruecolor(4, 12); |
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for ($x = 0; $x < 4; ++$x) { |
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\imagecopy($l_arm, $r_arm, $x, 0, 4 - $x - 1, 0, 1, 12); |
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} |
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\imagecopyresized($tmpImageResource, $l_arm, 12, 8, 0, 0, 4, 12, 4, 12); |
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// Left leg (right flipped) |
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$l_leg = \imagecreatetruecolor(4, 20); |
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for ($x = 0; $x < 4; ++$x) { |
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\imagecopy($l_leg, $r_leg, $x, 0, 4 - $x - 1, 0, 1, 20); |
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} |
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\imagecopyresized($tmpImageResource, $l_leg, 8, 20, 0, 0, 4, 12, 4, 12); |
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$scale = $skin_height / 32; |
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if ($scale === 0) { |
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$scale = 1; |
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} |
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$skin_width = (int) \round($scale * (16)); |
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$this->imgResource = $this->emptyBaseImage($skin_width, $skin_height); |
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\imagecopyresized($this->imgResource, $tmpImageResource, 0, 0, 0, 0, $skin_width, $skin_height, 16, 32); |
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} |
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/** |
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* @param int $width |
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* @param int $height |
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* |
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* @throws ImageResourceCreationFailedException |
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* |
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* @return resource |
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*/ |
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private function emptyBaseImage(int $width, int $height) |
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{ |
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$tmpImageResource = \imagecreatetruecolor($width, $height); |
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if ($tmpImageResource === false) { |
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throw new ImageResourceCreationFailedException('imagecreatetruecolor() failed'); |
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} |
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\imagealphablending($tmpImageResource, false); |
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\imagesavealpha($tmpImageResource, true); |
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$transparent = \imagecolorallocatealpha($tmpImageResource, 255, 255, 255, 127); |
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\imagefilledrectangle($tmpImageResource, 0, 0, $width, $height, $transparent); |
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return $tmpImageResource; |
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} |
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} |
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mattiabasone /
minepic
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