Package edu.wpi.first.wpilibj.counter

Class ExternalDirectionCounter

java.lang.Object

edu.wpi.first.wpilibj.counter.ExternalDirectionCounter

All Implemented Interfaces:

Sendable, AutoCloseable

public class ExternalDirectionCounter
extends Object
implements Sendable, AutoCloseable

Counter using external direction.

This counts on an edge from one digital input and the whether it counts up or down based on the state of a second digital input.

Constructor Summary

Constructors

Constructor	Description
ExternalDirectionCounter(DigitalSource countSource, DigitalSource directionSource)	Constructs a new ExternalDirectionCounter.

Method Summary

Modifier and Type	Method	Description
void	close()
int	getCount()	Gets the current count.
void	initSendable(SendableBuilder builder)	Initializes this Sendable object.
void	reset()	Resets the current count.
void	setEdgeConfiguration(EdgeConfiguration configuration)	Sets the edge configuration for counting.
void	setReverseDirection(boolean reverseDirection)	Sets to revese the counter direction.

Methods inherited from class java.lang.Object

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

Constructor Details

ExternalDirectionCounter

public ExternalDirectionCounter(DigitalSource countSource, DigitalSource directionSource)

Constructs a new ExternalDirectionCounter.

Parameters:

countSource - The source for counting.

directionSource - The source for selecting count direction.

Method Details

getCount

public int getCount()

Gets the current count.

Returns:

The current count.

setReverseDirection

public void setReverseDirection(boolean reverseDirection)

Sets to revese the counter direction.

Parameters:

reverseDirection - True to reverse counting direction.

reset

public void reset()

Resets the current count.

setEdgeConfiguration

public void setEdgeConfiguration(EdgeConfiguration configuration)

Sets the edge configuration for counting.

Parameters:

configuration - The counting edge configuration.

close

public void close() throws Exception

Specified by:

close in interface AutoCloseable

Throws:

Exception

initSendable

public void initSendable(SendableBuilder builder)

Description copied from interface: Sendable

Initializes this Sendable object.

Specified by:

initSendable in interface Sendable

Parameters:

builder - sendable builder