/*
 * Bitmap2Signal.hpp
 *
 *  Created on: 13 авг. 2020 г.
 *      Author: s.maksimenko
 */

#ifndef UMLIBRARY_SCHEMATIC_BITMAPU16TOSIGNAL_HPP_
#define UMLIBRARY_SCHEMATIC_BITMAPU16TOSIGNAL_HPP_

#include <cstddef>
#include <stdint.h>

#include "../systemic/ISignal.hh"

namespace schematic {

class BitmapU16ToSignal : public systemic::ISignal
{
public:
	struct Setting {
		uint16_t iFirstBit;// Индекс первого значащего бита
		uint16_t nBits;// Число значащих битов
		bool bInvCode;// Признак инверсного кода
	};
private:
	Setting  mSett;
	volatile uint16_t& mBitmap;
public:
	BitmapU16ToSignal( volatile uint16_t& bitmapU16, const Setting& sett) :
															mBitmap(bitmapU16), mSett(sett){}
	operator float() const {
		return ((mBitmap ^ (mSett.bInvCode ? ~0: 0)) >> mSett.iFirstBit) & ((1u << mSett.nBits) - 1);
	}
};// !BitmapU16ToSignal

}  // namespace schematic



#endif /* UMLIBRARY_SCHEMATIC_BITMAPU16TOSIGNAL_HPP_ */