info.monitorenter.gui.chart.rangepolicies
Class RangePolicyHighestValues

java.lang.Object
  info.monitorenter.gui.chart.rangepolicies.ARangePolicy
      info.monitorenter.gui.chart.rangepolicies.RangePolicyHighestValues

All Implemented Interfaces:

IRangePolicy, Serializable

public final class RangePolicyHighestValues
extends ARangePolicy

Range policy implementation that will force a viewport that only shows the highest values that are in the range of maximum - x.

Version:

$Revision: 1.5 $

Author:

zoola, Achim Westermann

See Also:

Serialized Form

Field Summary

Fields inherited from class info.monitorenter.gui.chart.rangepolicies.ARangePolicy

m_propertyChangeSupport

Fields inherited from interface info.monitorenter.gui.chart.IRangePolicy

PROPERTY_RANGE, PROPERTY_RANGE_MAX, PROPERTY_RANGE_MIN

Constructor Summary

RangePolicyHighestValues()
Creates a range policy with an unconfigured range (Range.RANGE_UNBOUNDED) that will show the 50 hightest values.

RangePolicyHighestValues(int amountHighestValues)
Creates a range policy with an unconfigured range (Range.RANGE_UNBOUNDED) that will show the given amount of highest values.

RangePolicyHighestValues(Range range, double highestValueRangeToShow)
Constructor with a range and the value range for the highest values to show only.

Method Summary

double	getMax(double chartMin, double chartMax) Returns the maximum of the chart always.
double	getMin(double chartMin, double chartMax) Returns the maximum of the chart - interal highestValueRangeToShow or chartMin if greater.

Methods inherited from class info.monitorenter.gui.chart.rangepolicies.ARangePolicy

addPropertyChangeListener, firePropertyChange, getPropertyChangeListeners, getRange, removePropertyChangeListener, removePropertyChangeListener, setRange

Methods inherited from class java.lang.Object

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

Constructor Detail

RangePolicyHighestValues

public RangePolicyHighestValues()

Creates a range policy with an unconfigured range (Range.RANGE_UNBOUNDED) that will show the 50 hightest values.

RangePolicyHighestValues

public RangePolicyHighestValues(int amountHighestValues)

Creates a range policy with an unconfigured range (Range.RANGE_UNBOUNDED) that will show the given amount of highest values.

Parameters:

amountHighestValues - the amount of highest values to show.

RangePolicyHighestValues

public RangePolicyHighestValues(Range range,
                                double highestValueRangeToShow)

Constructor with a range and the value range for the highest values to show only.

Parameters:

range - unused, maximum bound is always returned.

highestValueRangeToShow - the value range for the highest values to show.

Method Detail

getMax

public double getMax(double chartMin,
                     double chartMax)

Returns the maximum of the chart always.

Parameters:

chartMin - ignored.

chartMax - returned always.

Returns:

Returns the maximum of the chart always.

See Also:

IRangePolicy.getMax(double, double)

getMin

public double getMin(double chartMin,
                     double chartMax)

Returns the maximum of the chart - interal highestValueRangeToShow or chartMin if greater.

Parameters:

chartMin - used for return value if chartMax - highestValuesToShow is smaller than this minimum of the chart.

chartMax - upper bound to compute down to the start of the latest highest values.

Returns:

the maximum of the chart - interal highestValueRangeToShow or chartMin if greater.

See Also:

IRangePolicy.getMin(double, double)