scala.runtime.RichFloat.scala Maven / Gradle / Ivy
/*
* Scala (https://www.scala-lang.org)
*
* Copyright EPFL and Lightbend, Inc.
*
* Licensed under Apache License 2.0
* (http://www.apache.org/licenses/LICENSE-2.0).
*
* See the NOTICE file distributed with this work for
* additional information regarding copyright ownership.
*/
package scala
package runtime
final class RichFloat(val self: Float) extends AnyVal with FractionalProxy[Float] {
protected def num: Fractional[Float] = scala.math.Numeric.FloatIsFractional
protected def ord: Ordering[Float] = scala.math.Ordering.Float.TotalOrdering
override def doubleValue = self.toDouble
override def floatValue = self
override def longValue = self.toLong
override def intValue = self.toInt
override def byteValue = self.toByte
override def shortValue = self.toShort
override def isWhole = {
val l = self.toLong
l.toFloat == self || l == Long.MaxValue && self < Float.PositiveInfinity || l == Long.MinValue && self > Float.NegativeInfinity
}
override def isValidByte = self.toByte.toFloat == self
override def isValidShort = self.toShort.toFloat == self
override def isValidChar = self.toChar.toFloat == self
override def isValidInt = { val i = self.toInt; i.toFloat == self && i != Int.MaxValue }
// override def isValidLong = { val l = self.toLong; l.toFloat == self && l != Long.MaxValue }
// override def isValidFloat = !java.lang.Float.isNaN(self)
// override def isValidDouble = !java.lang.Float.isNaN(self)
def isNaN: Boolean = java.lang.Float.isNaN(self)
def isInfinity: Boolean = java.lang.Float.isInfinite(self)
def isFinite: Boolean = java.lang.Float.isFinite(self)
def isPosInfinity: Boolean = Float.PositiveInfinity == self
def isNegInfinity: Boolean = Float.NegativeInfinity == self
override def abs: Float = math.abs(self)
override def max(that: Float): Float = math.max(self, that)
override def min(that: Float): Float = math.min(self, that)
@deprecated("signum does not handle -0.0f or Float.NaN; use `sign` method instead", since = "2.13.0") override def signum: Int = num.signum(self)
def round: Int = math.round(self)
def ceil: Float = math.ceil(self.toDouble).toFloat
def floor: Float = math.floor(self.toDouble).toFloat
/** Converts an angle measured in degrees to an approximately equivalent
* angle measured in radians.
*
* @return the measurement of the angle `x` in radians.
*/
def toRadians: Float = math.toRadians(self.toDouble).toFloat
/** Converts an angle measured in radians to an approximately equivalent
* angle measured in degrees.
*
* @return the measurement of the angle `x` in degrees.
*/
def toDegrees: Float = math.toDegrees(self.toDouble).toFloat
}