package org.djunits.value.vdouble.scalar;
   
   import java.util.regex.Matcher;
   
   import javax.annotation.Generated;
   
   import org.djunits.Throw;
   import org.djunits.unit.AccelerationUnit;
   import org.djunits.unit.DimensionlessUnit;
  import org.djunits.unit.DurationUnit;
  import org.djunits.unit.EnergyUnit;
  import org.djunits.unit.FlowVolumeUnit;
  import org.djunits.unit.ForceUnit;
  import org.djunits.unit.FrequencyUnit;
  import org.djunits.unit.LengthUnit;
  import org.djunits.unit.MomentumUnit;
  import org.djunits.unit.PowerUnit;
  import org.djunits.unit.SpeedUnit;
  import org.djunits.value.util.ValueUtil;
  import org.djunits.value.vdouble.scalar.base.AbstractDoubleScalarRel;
  
  /**
   * Easy access methods for the Speed DoubleScalar, which is relative by definition.
   * <p>
   * Copyright (c) 2013-2020 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
   * BSD-style license. See <a href="https://djunits.org/docs/license.html">DJUNITS License</a>.
   * </p>
   * @author <a href="https://www.tudelft.nl/averbraeck">Alexander Verbraeck</a>
   * @author <a href="https://www.tudelft.nl/staff/p.knoppers/">Peter Knoppers</a>
   */
  @Generated(value = "org.djunits.generator.GenerateDJUNIT", date = "2020-01-19T15:21:24.964166400Z")
  public class Speed extends AbstractDoubleScalarRel<SpeedUnit, Speed>
  {
      /** */
      private static final long serialVersionUID = 20150905L;
  
      /** Constant with value zero. */
      public static final Speedble/scalar/Speed.html#Speed">Speed ZERO = new Speed(0.0, SpeedUnit.SI);
  
      /** Constant with value one. */
      public static final Speeduble/scalar/Speed.html#Speed">Speed ONE = new Speed(1.0, SpeedUnit.SI);
  
      /** Constant with value NaN. */
      @SuppressWarnings("checkstyle:constantname")
      public static final Speeduble/scalar/Speed.html#Speed">Speed NaN = new Speed(Double.NaN, SpeedUnit.SI);
  
      /** Constant with value POSITIVE_INFINITY. */
      public static final Speedeed.html#Speed">Speed POSITIVE_INFINITY = new Speed(Double.POSITIVE_INFINITY, SpeedUnit.SI);
  
      /** Constant with value NEGATIVE_INFINITY. */
      public static final Speedeed.html#Speed">Speed NEGATIVE_INFINITY = new Speed(Double.NEGATIVE_INFINITY, SpeedUnit.SI);
  
      /** Constant with value MAX_VALUE. */
      public static final Speedar/Speed.html#Speed">Speed POS_MAXVALUE = new Speed(Double.MAX_VALUE, SpeedUnit.SI);
  
      /** Constant with value -MAX_VALUE. */
      public static final Speedar/Speed.html#Speed">Speed NEG_MAXVALUE = new Speed(-Double.MAX_VALUE, SpeedUnit.SI);
  
      /**
       * Construct Speed scalar.
       * @param value double; the double value
       * @param unit SpeedUnit; unit for the double value
       */
      public Speed(final double value, final SpeedUnit unit)
      {
          super(value, unit);
      }
  
      /**
       * Construct Speed scalar.
       * @param value Speed; Scalar from which to construct this instance
       */
      public Speed/vdouble/scalar/Speed.html#Speed">Speed(final Speed value)
      {
          super(value);
      }
  
      /** {@inheritDoc} */
      @Override
      public final Speed instantiateRel(final double value, final SpeedUnit unit)
      {
          return new Speed(value, unit);
      }
  
      /**
       * Construct Speed scalar.
       * @param value double; the double value in SI units
       * @return Speed; the new scalar with the SI value
       */
      public static final Speed instantiateSI(final double value)
      {
          return new Speed(value, SpeedUnit.SI);
      }
  
      /**
       * Interpolate between two values.
       * @param zero Speed; the low value
       * @param one Speed; the high value
       * @param ratio double; the ratio between 0 and 1, inclusive
      * @return Speed; a Scalar at the ratio between
      */
     public static Speedle/scalar/Speed.html#Speed">Speedlar/Speed.html#Speed">Speed interpolate(final Speedle/scalar/Speed.html#Speed">Speed zero, final Speed one, final double ratio)
     {
         return new Speed(zero.getInUnit() * (1 - ratio) + one.getInUnit(zero.getDisplayUnit()) * ratio, zero.getDisplayUnit());
     }
 
     /**
      * Return the maximum value of two relative scalars.
      * @param r1 Speed; the first scalar
      * @param r2 Speed; the second scalar
      * @return Speed; the maximum value of two relative scalars
      */
     public static Speeduble/scalar/Speed.html#Speed">Speeduble/scalar/Speed.html#Speed">Speed max(final Speeduble/scalar/Speed.html#Speed">Speed r1, final Speed r2)
     {
         return r1.gt(r2) ? r1 : r2;
     }
 
     /**
      * Return the maximum value of more than two relative scalars.
      * @param r1 Speed; the first scalar
      * @param r2 Speed; the second scalar
      * @param rn Speed...; the other scalars
      * @return Speed; the maximum value of more than two relative scalars
      */
     public static Speeduble/scalar/Speed.html#Speed">Speeduble/scalar/Speed.html#Speed">Speed max(final Speeduble/scalar/Speed.html#Speed">Speed r1, final Speed r2, final Speed... rn)
     {
         Speed maxr = r1.gt(r2) ? r1 : r2;
         for (Speed r : rn)
         {
             if (r.gt(maxr))
             {
                 maxr = r;
             }
         }
         return maxr;
     }
 
     /**
      * Return the minimum value of two relative scalars.
      * @param r1 Speed; the first scalar
      * @param r2 Speed; the second scalar
      * @return Speed; the minimum value of two relative scalars
      */
     public static Speeduble/scalar/Speed.html#Speed">Speeduble/scalar/Speed.html#Speed">Speed min(final Speeduble/scalar/Speed.html#Speed">Speed r1, final Speed r2)
     {
         return r1.lt(r2) ? r1 : r2;
     }
 
     /**
      * Return the minimum value of more than two relative scalars.
      * @param r1 Speed; the first scalar
      * @param r2 Speed; the second scalar
      * @param rn Speed...; the other scalars
      * @return Speed; the minimum value of more than two relative scalars
      */
     public static Speeduble/scalar/Speed.html#Speed">Speeduble/scalar/Speed.html#Speed">Speed min(final Speeduble/scalar/Speed.html#Speed">Speed r1, final Speed r2, final Speed... rn)
     {
         Speed minr = r1.lt(r2) ? r1 : r2;
         for (Speed r : rn)
         {
             if (r.lt(minr))
             {
                 minr = r;
             }
         }
         return minr;
     }
 
     /**
      * Returns a Speed representation of a textual representation of a value with a unit. The String representation that can be
      * parsed is the double value in the unit, followed by the official abbreviation of the unit. Spaces are allowed, but not
      * required, between the value and the unit.
      * @param text String; the textual representation to parse into a Speed
      * @return Speed; the Scalar representation of the value in its unit
      * @throws IllegalArgumentException when the text cannot be parsed
      * @throws NullPointerException when the text argument is null
      */
     public static Speed valueOf(final String text)
     {
         Throw.whenNull(text, "Error parsing Speed: text to parse is null");
         Throw.when(text.length() == 0, IllegalArgumentException.class, "Error parsing Speed: empty text to parse");
         Matcher matcher = ValueUtil.NUMBER_PATTERN.matcher(text);
         if (matcher.find())
         {
             int index = matcher.end();
             String unitString = text.substring(index).trim();
             String valueString = text.substring(0, index).trim();
             SpeedUnit unit = SpeedUnit.BASE.getUnitByAbbreviation(unitString);
             if (unit != null)
             {
                 double d = Double.parseDouble(valueString);
                 return new Speed(d, unit);
             }
         }
         throw new IllegalArgumentException("Error parsing Speed from " + text);
     }
 
     /**
      * Returns a Speed based on a value and the textual representation of the unit.
      * @param value double; the value to use
      * @param unitString String; the textual representation of the unit
      * @return Speed; the Scalar representation of the value in its unit
      * @throws IllegalArgumentException when the unit cannot be parsed or is incorrect
      * @throws NullPointerException when the unitString argument is null
      */
     public static Speed of(final double value, final String unitString)
     {
         Throw.whenNull(unitString, "Error parsing Speed: unitString is null");
         Throw.when(unitString.length() == 0, IllegalArgumentException.class, "Error parsing Speed: empty unitString");
         SpeedUnit unit = SpeedUnit.BASE.getUnitByAbbreviation(unitString);
         if (unit != null)
         {
             return new Speed(value, unit);
         }
         throw new IllegalArgumentException("Error parsing Speed with unit " + unitString);
     }
 
     /**
      * Calculate the division of Speed and Speed, which results in a Dimensionless scalar.
      * @param v Speed scalar
      * @return Dimensionless scalar as a division of Speed and Speed
      */
     public final Dimensionless divide(final Speed v)
     {
         return new Dimensionless(this.si / v.si, DimensionlessUnit.SI);
     }
 
     /**
      * Calculate the multiplication of Speed and Area, which results in a FlowVolume scalar.
      * @param v Speed scalar
      * @return FlowVolume scalar as a multiplication of Speed and Area
      */
     public final FlowVolume times(final Area v)
     {
         return new FlowVolume(this.si * v.si, FlowVolumeUnit.SI);
     }
 
     /**
      * Calculate the multiplication of Speed and Force, which results in a Power scalar.
      * @param v Speed scalar
      * @return Power scalar as a multiplication of Speed and Force
      */
     public final Power times(final Force v)
     {
         return new Power(this.si * v.si, PowerUnit.SI);
     }
 
     /**
      * Calculate the multiplication of Speed and Frequency, which results in a Acceleration scalar.
      * @param v Speed scalar
      * @return Acceleration scalar as a multiplication of Speed and Frequency
      */
     public final Acceleration times(final Frequency v)
     {
         return new Acceleration(this.si * v.si, AccelerationUnit.SI);
     }
 
     /**
      * Calculate the division of Speed and Length, which results in a Frequency scalar.
      * @param v Speed scalar
      * @return Frequency scalar as a division of Speed and Length
      */
     public final Frequency divide(final Length v)
     {
         return new Frequency(this.si / v.si, FrequencyUnit.SI);
     }
 
     /**
      * Calculate the division of Speed and Frequency, which results in a Length scalar.
      * @param v Speed scalar
      * @return Length scalar as a division of Speed and Frequency
      */
     public final Length divide(final Frequency v)
     {
         return new Length(this.si / v.si, LengthUnit.SI);
     }
 
     /**
      * Calculate the multiplication of Speed and LinearDensity, which results in a Frequency scalar.
      * @param v Speed scalar
      * @return Frequency scalar as a multiplication of Speed and LinearDensity
      */
     public final Frequency times(final LinearDensity v)
     {
         return new Frequency(this.si * v.si, FrequencyUnit.SI);
     }
 
     /**
      * Calculate the multiplication of Speed and Duration, which results in a Length scalar.
      * @param v Speed scalar
      * @return Length scalar as a multiplication of Speed and Duration
      */
     public final Length times(final Duration v)
     {
         return new Length(this.si * v.si, LengthUnit.SI);
     }
 
     /**
      * Calculate the division of Speed and Duration, which results in a Acceleration scalar.
      * @param v Speed scalar
      * @return Acceleration scalar as a division of Speed and Duration
      */
     public final Acceleration divide(final Duration v)
     {
         return new Acceleration(this.si / v.si, AccelerationUnit.SI);
     }
 
     /**
      * Calculate the division of Speed and Acceleration, which results in a Duration scalar.
      * @param v Speed scalar
      * @return Duration scalar as a division of Speed and Acceleration
      */
     public final Duration divide(final Acceleration v)
     {
         return new Duration(this.si / v.si, DurationUnit.SI);
     }
 
     /**
      * Calculate the multiplication of Speed and FlowMass, which results in a Force scalar.
      * @param v Speed scalar
      * @return Force scalar as a multiplication of Speed and FlowMass
      */
     public final Force times(final FlowMass v)
     {
         return new Force(this.si * v.si, ForceUnit.SI);
     }
 
     /**
      * Calculate the multiplication of Speed and Mass, which results in a Momentum scalar.
      * @param v Speed scalar
      * @return Momentum scalar as a multiplication of Speed and Mass
      */
     public final Momentum times(final Mass v)
     {
         return new Momentum(this.si * v.si, MomentumUnit.SI);
     }
 
     /**
      * Calculate the multiplication of Speed and Momentum, which results in a Energy scalar.
      * @param v Speed scalar
      * @return Energy scalar as a multiplication of Speed and Momentum
      */
     public final Energy times(final Momentum v)
     {
         return new Energy(this.si * v.si, EnergyUnit.SI);
     }
 
 }