org.eclipse.birt.chart.computation.withaxes
Class AxisSubUnit

java.lang.Object
  org.eclipse.birt.chart.computation.withaxes.AxisSubUnit

public final class AxisSubUnit

extends java.lang.Object

AxisSubUnit

Method Summary

void	computeTotal(double dValue)
double	getLastPosition(double dValue) Gets the last position
double	getNegativeTotal()
double	getPositiveTotal()
double	getStackedValue(double dValue) Returns the current accumulated value.
boolean	isStackTogether() Returns if current positive and negative values are aggregated together or not
void	reset()
void	setLastPosition(double dValue, double dBaseLocation, double dMargin) Saves the last position and uses to compute current position by adding margin
double	stackValue(double dValue) Accumulates the value and returns the result.
double	valuePercentage(double dValue)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

reset

public final void reset()

isStackTogether

public boolean isStackTogether()

Returns if current positive and negative values are aggregated together or not

Returns:

true: together, false: by sign respectively

stackValue

public final double stackValue(double dValue)

Accumulates the value and returns the result.

Parameters:

dValue - the value to accumulate

Returns:

the result value after accumulating

See Also:

isStackTogether(), getStackedValue(double)

getStackedValue

public final double getStackedValue(double dValue)

Returns the current accumulated value.

Parameters:

dValue - value to check the sign. If stack together, it's no use.

Returns:

the current accumulated value.

computeTotal

public final void computeTotal(double dValue)

getPositiveTotal

public final double getPositiveTotal()

Returns:

getNegativeTotal

public final double getNegativeTotal()

Returns:

valuePercentage

public final double valuePercentage(double dValue)

Parameters:

dValue -

Returns:

setLastPosition

public final void setLastPosition(double dValue,
                                  double dBaseLocation,
                                  double dMargin)

Saves the last position and uses to compute current position by adding margin

Parameters:

dValue - value to check the max or min location

dBaseLocation - base location when last position is null

dMargin - margin location

See Also:

"https://bugs.eclipse.org/bugs/show_bug.cgi?id=182279"

getLastPosition

public final double getLastPosition(double dValue)

Gets the last position

Parameters:

dValue - value to check the max or min location

Returns: