Files
allwpilib/wpilibc/athena/include/DigitalInput.h
2016-07-09 00:24:26 -07:00

53 lines
1.8 KiB
C++

/*----------------------------------------------------------------------------*/
/* Copyright (c) FIRST 2008-2016. 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 the root directory of */
/* the project. */
/*----------------------------------------------------------------------------*/
#pragma once
#include <stdint.h>
#include <memory>
#include "DigitalSource.h"
#include "LiveWindow/LiveWindowSendable.h"
class DigitalGlitchFilter;
/**
* Class to read a digital input.
* This class will read digital inputs and return the current value on the
* channel. Other devices such as encoders, gear tooth sensors, etc. that are
* implemented elsewhere will automatically allocate digital inputs and outputs
* as required. This class is only for devices like switches etc. that aren't
* implemented anywhere else.
*/
class DigitalInput : public DigitalSource, public LiveWindowSendable {
public:
explicit DigitalInput(uint32_t channel);
virtual ~DigitalInput();
bool Get() const;
uint32_t GetChannel() const override;
// Digital Source Interface
virtual HAL_Handle GetPortHandleForRouting() const override;
virtual AnalogTriggerType GetAnalogTriggerTypeForRouting() const override;
virtual bool IsAnalogTrigger() const override;
void UpdateTable();
void StartLiveWindowMode();
void StopLiveWindowMode();
std::string GetSmartDashboardType() const;
void InitTable(std::shared_ptr<ITable> subTable);
std::shared_ptr<ITable> GetTable() const;
private:
uint32_t m_channel;
HAL_DigitalHandle m_handle;
std::shared_ptr<ITable> m_table;
friend class DigitalGlitchFilter;
};