Package org.eclipse.nebula.visualization.xygraph.dataprovider

Class ClippedCircularBufferDataProvider

java.lang.Object

org.eclipse.nebula.visualization.xygraph.dataprovider.AbstractDataProvider

org.eclipse.nebula.visualization.xygraph.dataprovider.CircularBufferDataProvider

org.eclipse.nebula.visualization.xygraph.dataprovider.ClippedCircularBufferDataProvider

All Implemented Interfaces:

IDataProvider

public class ClippedCircularBufferDataProvider
extends CircularBufferDataProvider

CircularBufferDataProvider with a limited window on the trace data for computing data ranges.

Nested Class Summary

Nested classes/interfaces inherited from class org.eclipse.nebula.visualization.xygraph.dataprovider.CircularBufferDataProvider

CircularBufferDataProvider.PlotMode, CircularBufferDataProvider.UpdateMode

Constructor Summary

Constructors

Constructor	Description
ClippedCircularBufferDataProvider(boolean chronological, int bufferSize, int clippingWindow)

Method Summary

Modifier and Type	Method	Description
int	getClippingWindow()
Range	getDataRange(boolean positiveOnly, boolean isXAxis)	Returns an updated range whenever data changed, for the XAxis or YAxis, with positive data only or not.
void	setClippingWindow(int clippingWindow)

Methods inherited from class org.eclipse.nebula.visualization.xygraph.dataprovider.AbstractDataProvider

addDataProviderListener, getDataRange, getXDataMinMax, getXDataMinMax, getYDataMinMax, getYDataMinMax, isChronological, removeDataProviderListener, setChronological

Methods inherited from class org.eclipse.nebula.visualization.xygraph.dataprovider.CircularBufferDataProvider

addSample, clearTrace, getSample, getSize, getUpdateMode, isConcatenate_data, iterator, setBufferSize, setConcatenate_data, setCurrentXData, setCurrentXDataArray, setCurrentYData, setCurrentYData, setCurrentYDataArray, setCurrentYDataTimestamp, setPlotMode, setUpdateDelay, setUpdateMode, setXAxisDateEnabled, triggerUpdate

Methods inherited from interface org.eclipse.nebula.visualization.xygraph.dataprovider.IDataProvider

hasErrors

Methods inherited from class java.lang.Object

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

Constructor Detail

ClippedCircularBufferDataProvider

public ClippedCircularBufferDataProvider(boolean chronological,
                                         int bufferSize,
                                         int clippingWindow)

Method Detail

setClippingWindow

public void setClippingWindow(int clippingWindow)

getClippingWindow

public int getClippingWindow()

getDataRange

public Range getDataRange(boolean positiveOnly,
                          boolean isXAxis)

Description copied from class: AbstractDataProvider

Returns an updated range whenever data changed, for the XAxis or YAxis, with positive data only or not.

Overrides:

getDataRange in class AbstractDataProvider

Parameters:

positiveOnly - if data is positive only (for log scale mode)