AbstractFunctionPenDatasource

java.lang.Object
- com.inductiveautomation.factorypmi.application.components.chart.easychart.AbstractCalculatedPenDatasource
- - com.inductiveautomation.factorypmi.application.components.chart.easychart.AbstractFunctionPenDatasource

All Implemented Interfaces:

IPenDatasource, java.util.EventListener, javax.swing.event.ChangeListener

Direct Known Subclasses:

LinearRegressionPenDatasource, MovingAveragePenDatasource, MultiplyPenDatasource, RunningSumPenDatasource, SpcPenDatasource, SumDiffPenDatasource
```
public abstract class AbstractFunctionPenDatasource
extends AbstractCalculatedPenDatasource
implements javax.swing.event.ChangeListener
```
Base class for all calculated pen datasources that are functions of another pen

Field Summary

Fields
Modifier and Type Field Description

protected java.util.Map<java.lang.String,PenData> referencedPens
- Fields inherited from class com.inductiveautomation.factorypmi.application.components.chart.easychart.AbstractCalculatedPenDatasource
  chart, dataset, datasets, endDate, log, pens, startDate

Constructor Summary

Constructors
Constructor Description

AbstractFunctionPenDatasource()

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`protected abstract Dataset`	`createDataset()`	Called when the dataset needs to be re-calculated
`void`	`initRefs(java.util.Map<java.lang.String,PenData> allPens)`	Gives the datasource a chance to install references to other pens
`void`	`stateChanged(javax.swing.event.ChangeEvent e)`	Implements ChangeListener, used to listen to the referenced pens' PenData objects

Methods inherited from class com.inductiveautomation.factorypmi.application.components.chart.easychart.AbstractCalculatedPenDatasource
addPen, getDataset, getMillisRange, getNumDatapoints, isZoomTracking, setDataset, setDatasetLater, shutdown, startup, warn

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - referencedPens
```
protected java.util.Map<java.lang.String,PenData> referencedPens
```
- Constructor Detail
  - AbstractFunctionPenDatasource
```
public AbstractFunctionPenDatasource()
```
- Method Detail
  - initRefs
```
public void initRefs(java.util.Map<java.lang.String,PenData> allPens)
```
    Description copied from interface: IPenDatasource
    
    Gives the datasource a chance to install references to other pens
    
    Specified by:
    
    initRefs in interface IPenDatasource
    
    Overrides:
    
    initRefs in class AbstractCalculatedPenDatasource
  - stateChanged
```
public void stateChanged(javax.swing.event.ChangeEvent e)
```
    Implements ChangeListener, used to listen to the referenced pens' PenData objects
    
    Specified by:
    
    stateChanged in interface javax.swing.event.ChangeListener
  - createDataset
```
protected abstract Dataset createDataset()
```
    Called when the dataset needs to be re-calculated