Files
allwpilib/wpilibc/wpilibC++/include/CounterBase.h
thomasclark bb50f4b134 C++ testing
Made a toplevel directory for C++ and C++ tests

Change-Id: I4bc2074a7036ec7fe79568b411637a5bee9eb5b3

Added the C++ testing framework and one test

Change-Id: I1e80a1e16b251a49666820a9d4c8caa025da9785
2014-06-02 15:36:18 -04:00

33 lines
991 B
C++

/*----------------------------------------------------------------------------*/
/* Copyright (c) FIRST 2008. All Rights Reserved. */
/* Open Source Software - may be modified and shared by FRC teams. The code */
/* must be accompanied by the FIRST BSD license file in $(WIND_BASE)/WPILib. */
/*----------------------------------------------------------------------------*/
#pragma once
/**
* Interface for counting the number of ticks on a digital input channel.
* Encoders, Gear tooth sensors, and counters should all subclass this so it can be used to
* build more advanced classes for control and driving.
*/
class CounterBase
{
public:
enum EncodingType
{
k1X,
k2X,
k4X
};
virtual ~CounterBase() {}
virtual void Start() = 0;
virtual int32_t Get() = 0;
virtual void Reset() = 0;
virtual void Stop() = 0;
virtual double GetPeriod() = 0;
virtual void SetMaxPeriod(double maxPeriod) = 0;
virtual bool GetStopped() = 0;
virtual bool GetDirection() = 0;
};