22 lines
		
	
	
		
			497 B
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			22 lines
		
	
	
		
			497 B
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?PHP
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/**
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 * Describes an interface for a measurement units.
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 *
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 * @author Joshua Ramon Enslin <joshua@museum-digital.de>
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 */
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declare(strict_types = 1);
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/**
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 * Describes an interface for a measurement units.
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 */
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interface MDMeasurementUnitInterface {
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    /**
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     * Returns the measurement calculated down to the base unit (e.g. mm for lengths).
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     *
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     * @param float $value Measurement value.
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     *
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     * @return float
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     */
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    public function convertToBaseUnit(float $value):float;
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}
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