35 lines
880 B
PHP
35 lines
880 B
PHP
<?php
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namespace swf2ass\ass;
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use swf2ass\Constants;
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use swf2ass\MatrixTransform;
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use swf2ass\StyleRecord;
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use swf2ass\Vector2;
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class scaleTag implements ASSPositioningTag {
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private Vector2 $scale;
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public function __construct(Vector2 $scale) {
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$this->scale = $scale;
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}
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public function transitionMatrixTransform(MatrixTransform $transform): ?scaleTag {
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return self::fromMatrixTransform($transform);
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}
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public function encode(): string {
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return "\\fscx{$this->scale->x}\\fscy{$this->scale->y}";
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}
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public function equals(ASSTag $tag): bool {
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return $tag instanceof $this and $this->scale->equals($tag->scale);
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}
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public static function fromMatrixTransform(MatrixTransform $transform): ?scaleTag {
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$scale = $transform->getScale();
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return new scaleTag($scale->abs()->multiply(100));
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}
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} |