RunningSumPenDatasource

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

All Implemented Interfaces:

IPenDatasource, java.util.EventListener, javax.swing.event.ChangeListener
```
public class RunningSumPenDatasource
extends AbstractFunctionPenDatasource
```
Author: Perry Arellano-Jones Year: 2014
RunningSumPenDatasource provides a summing pen for the Easy Chart. It will additively plot the sum of the most recent data point added to the existing total.

- Nested Class Summary
  
  Nested Classes
  Modifier and Type Class Description
  
  static class RunningSumPenDatasource.RunningSumFunctionFactory
- Field Summary
  - Fields inherited from class com.inductiveautomation.factorypmi.application.components.chart.easychart.AbstractFunctionPenDatasource
    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
  
  RunningSumPenDatasource(java.lang.String drivingPenName)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  protected Dataset createDataset()
  Called when the dataset needs to be re-calculated
  - Methods inherited from class com.inductiveautomation.factorypmi.application.components.chart.easychart.AbstractFunctionPenDatasource
    initRefs, stateChanged
  - 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

- Constructor Detail
  - RunningSumPenDatasource
```
public RunningSumPenDatasource(java.lang.String drivingPenName)
```
- Method Detail
  - createDataset
```
protected Dataset createDataset()
```
    Description copied from class: AbstractFunctionPenDatasource
    
    Called when the dataset needs to be re-calculated
    
    Specified by:
    
    createDataset in class AbstractFunctionPenDatasource