96 lines
3.3 KiB
PHP
96 lines
3.3 KiB
PHP
<?php
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namespace swf2ass;
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class BitmapDefinition implements ObjectDefinition {
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public int $id;
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public Vector2 $size;
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/** @var Color[][] */
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public $pixels;
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private DrawPathList $drawPathList;
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public function __construct(int $id, Vector2 $size, array $pixels) {
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$this->id = $id;
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$this->size = $size;
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$this->pixels = $pixels;
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$converter = new BitmapConverter($this->pixels);
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$this->drawPathList = $converter->render(true);
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}
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public function getObjectId(): int {
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return $this->id;
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}
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public function getShapeList(): DrawPathList {
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return $this->drawPathList;
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}
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static function fromXML(\DOMElement $element): BitmapDefinition {
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//Utils::dump_element($element);
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$size = new Vector2((int)$element->getAttribute("width"), (int)$element->getAttribute("height"));
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$pixels = array_fill(0, $size->y, array_fill(0, $size->x, new Color(0, 0, 0)));
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$format = (int)$element->getAttribute("format");
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switch ($format) {
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default:
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throw new \Exception("Not supported format $format");
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break;
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//ALPHACOLORMAPDATA
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case 3:
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//TODO implement
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//$content = zlib_decode(base64_decode(trim($element->textContent)));
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$i = 0;
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for ($y = 0; $y < $size->y; ++$y) {
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for ($x = 0; $x < $size->x; ++$x) {
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$pixel = unpack("Ca/Cr/Cg/Cb", "\x60\x00\x00\x00");
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$pixels[$y][$x] = new Color($pixel["r"], $pixel["g"], $pixel["b"], $pixel["a"] !== 255 ? $pixel["a"] : null);
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$i++;
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}
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}
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var_dump("not implemented ALPHACOLORMAPDATA");
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Utils::dump_element($element);
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break;
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//ALPHABITMAPDATA
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case 5:
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$content = zlib_decode(base64_decode(trim($element->textContent)));
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$i = 0;
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for ($y = 0; $y < $size->y; ++$y) {
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for ($x = 0; $x < $size->x; ++$x) {
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$pixel = unpack("Ca/Cr/Cg/Cb", substr($content, $i * 4, 4));
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$pixels[$y][$x] = new Color($pixel["r"], $pixel["g"], $pixel["b"], $pixel["a"] !== 255 ? $pixel["a"] : null);
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$i++;
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}
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}
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break;
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}
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return new BitmapDefinition($element->getAttribute("objectID"), $size, $pixels);
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}
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public function getPixel(Vector2 $c) {
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return $this->pixels[$c->y][$c->x];
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}
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public function toPNG() {
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$im = new \Imagick();
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$im->newImage($this->size->x, $this->size->y, new \ImagickPixel("#000000ff"));
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$im->setImageFormat("png");
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$iterator = $im->getPixelIterator();
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foreach ($iterator as $row => $pixels) {
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foreach ($pixels as $col => $pixel) {
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$c = $this->getPixel(new Vector2($col, $row));
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$colorStr = "#" . bin2hex(chr($c->r)) . bin2hex(chr($c->g)) . bin2hex(chr($c->b)) . bin2hex(chr(255 - ($c->a ?? 0)));
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$pixel->setColor($colorStr);
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}
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$iterator->syncIterator();
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}
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return (string)$im;
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}
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} |