Example usage for org.apache.commons.lang3.math Fraction getDenominator

Introduction

In this page you can find the example usage for org.apache.commons.lang3.math Fraction getDenominator.

Prototype

public int getDenominator() 

Source Link

Document

Gets the denominator part of the fraction.

Usage

From source file:gmgen.plugin.PlayerCharacterOutput.java

/**
 * TODO Much of this code is repeated in CRToken, Race, Combatant and PlayerCharacterOutput
 *  /*from   ww w .  j a  va 2 s .  c o m*/
 * @return An output version of the CR
 */
public String getCR() {
    Integer calcCR = display.calcCR();
    float cr = (calcCR == null) ? -1 : calcCR;
    String retString = "";

    // If the CR is a fractional CR then we convert to a 1/x format
    if ((cr > 0) && (cr < 1)) {
        Fraction fraction = Fraction.getFraction(cr); // new Fraction(CR);
        int denominator = fraction.getDenominator();
        int numerator = fraction.getNumerator();
        retString = numerator + "/" + denominator;
    } else if ((cr >= 1) || (cr == 0)) {
        int newCr = -99;
        String crAsString = Float.toString(cr);
        String decimalPlaceValue = crAsString.substring(crAsString.length() - 2);
        if (decimalPlaceValue.equals(".0")) {
            newCr = (int) cr;
        }

        retString += ((newCr > -99) ? newCr : cr);
    }
    return retString;
}

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From source file:org.eclipse.tracecompass.tmf.ui.markers.PeriodicMarkerEventSource.java

private Reference adjustReference(Reference baseReference, long time) {
    long offsetIndex = (long) ((time - baseReference.time) / fPeriod);
    long offsetTime = 0;
    Fraction fraction = fPeriodFraction;
    if (fraction != null) {
        /*//from w  w  w .j av a 2 s .  co  m
         * If period = int num/den, find an offset index that is an exact
         * multiple of den and calculate index * period = (index * int) +
         * (index / den * num), all exact calculations.
         */
        offsetIndex = offsetIndex - offsetIndex % fraction.getDenominator();
        offsetTime = offsetIndex * fPeriodInteger
                + offsetIndex / fraction.getDenominator() * fraction.getNumerator();
    } else {
        /*
         * Couldn't compute fractional part as fraction, use simple
         * multiplication but with possible rounding error.
         */
        offsetTime = Math.round(offsetIndex * fPeriod);
    }
    Reference reference = new Reference(baseReference.time + offsetTime, baseReference.index + offsetIndex);
    return reference;
}

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From source file:org.zkoss.ganttz.DatesMapperOnInterval.java

private int toPixels(Fraction proportion) {
    try {//from w w  w  .j a va  2s .c  o m
        return proportion.multiplyBy(Fraction.getFraction(horizontalSize, 1)).intValue();
    } catch (ArithmeticException e) {
        double d = Math.log10(horizontalSize);
        int scale = (int) d + 1;

        BigDecimal quotient = new BigDecimal(proportion.getNumerator())
                .divide(new BigDecimal(proportion.getDenominator()), scale, RoundingMode.HALF_UP);

        return quotient.multiply(new BigDecimal(horizontalSize)).intValue();
    }
}

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From source file:pcgen.system.PCGenTaskExecutor.java

@Override
public void progressChanged(PCGenTaskEvent event) {
    if (currentTask.getMaximum() == 0) {
        return;//  ww w  . ja va 2 s  .com
    }
    Fraction progress = Fraction.getFraction(currentTask.getProgress(), currentTask.getMaximum());
    progress = progress.multiplyBy(progressMultiplier);
    progress = baseProgress.add(progress);
    setValues(currentTask.getMessage(), progress.getNumerator(), progress.getDenominator());
}

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From source file:plugin.initiative.XMLCombatant.java

/**
 * /*  w w  w .  j  ava2  s . com*/
 * TODO Much of this code is repeated in CRToken, Race, XMLCombatant and PlayerCharacterOutput
 * 
 * <p>Gets the CR value for the character for output</p>
 * @return CR value
 */
public String getCRForOutput() {
    String retString = "";
    String crAsString = Float.toString(cr);
    String decimalPlaceValue = crAsString.substring(crAsString.length() - 2);

    // If the CR is a fractional CR then we convert to a 1/x format
    if (cr > 0 && cr < 1) {
        Fraction fraction = Fraction.getFraction(cr); // new Fraction(CR);
        int denominator = fraction.getDenominator();
        int numerator = fraction.getNumerator();
        retString = numerator + "/" + denominator;
    } else if (cr >= 1 || cr == 0) {
        int newCr = -99;
        if (decimalPlaceValue.equals(".0")) {
            newCr = (int) cr;
        }

        if (newCr > -99) {
            retString = retString + newCr;
        } else {
            retString = retString + cr;
        }
    }
    return retString;
}

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