DimensionlessUnit.java

// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
 
package org.wpilib.units;
 
import org.wpilib.units.measure.Dimensionless;

public final class DimensionlessUnit extends Unit {
  DimensionlessUnit(
      DimensionlessUnit baseUnit, double baseUnitEquivalent, String name, String symbol) {
    super(baseUnit, baseUnitEquivalent, name, symbol);
  }
 
  DimensionlessUnit(
      DimensionlessUnit baseUnit,
      UnaryFunction toBaseConverter,
      UnaryFunction fromBaseConverter,
      String name,
      String symbol) {
    super(baseUnit, toBaseConverter, fromBaseConverter, name, symbol);
  }
 
  @Override
  public DimensionlessUnit getBaseUnit() {
    return (DimensionlessUnit) super.getBaseUnit();
  }
 
  @Override
  public Dimensionless of(double magnitude) {
    return new Dimensionless(magnitude, toBaseUnits(magnitude), this);
  }
 
  @Override
  public Dimensionless ofBaseUnits(double baseUnitMagnitude) {
    return new Dimensionless(fromBaseUnits(baseUnitMagnitude), baseUnitMagnitude, this);
  }
 
  @Override
  public Dimensionless zero() {
    return (Dimensionless) super.zero();
  }
 
  @Override
  public Dimensionless one() {
    return (Dimensionless) super.one();
  }

  public double convertFrom(double magnitude, DimensionlessUnit otherUnit) {
    return fromBaseUnits(otherUnit.toBaseUnits(magnitude));
  }

  @Override
  public FrequencyUnit per(TimeUnit period) {
    return FrequencyUnit.combine(this, period);
  }

  public <U extends Unit> PerUnit<DimensionlessUnit, U> per(U other) {
    return PerUnit.combine(this, other);
  }
}