//-----------------------------------------------------------------------------
//
//	ValueBitSet.h
//
//	Represents a Range of Bits
//
//	Copyright (c) 2017 Justin Hammond <justin@dynam.ac>
//
//	SOFTWARE NOTICE AND LICENSE
//
//	This file is part of OpenZWave.
//
//	OpenZWave is free software: you can redistribute it and/or modify
//	it under the terms of the GNU Lesser General Public License as published
//	by the Free Software Foundation, either version 3 of the License,
//	or (at your option) any later version.
//
//	OpenZWave is distributed in the hope that it will be useful,
//	but WITHOUT ANY WARRANTY; without even the implied warranty of
//	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//	GNU Lesser General Public License for more details.
//
//	You should have received a copy of the GNU Lesser General Public License
//	along with OpenZWave.  If not, see <http://www.gnu.org/licenses/>.
//
//-----------------------------------------------------------------------------

#ifndef _ValueBitSet_H
#define _ValueBitSet_H

#include <string>
#include <map>
#include "Defs.h"
#include "value_classes/Value.h"
#include "Bitfield.h"

class TiXmlElement;

namespace OpenZWave
{
	namespace Internal
	{
		namespace VC
		{

			/** \brief BitSet value sent to/received from a node.
			 * \ingroup ValueID
			 */
			class ValueBitSet: public Value
			{
				public:
					ValueBitSet(uint32 const _homeId, uint8 const _nodeId, ValueID::ValueGenre const _genre, uint8 const _commandClassId, uint8 const _instance, uint16 const _index, string const& _label, string const& _units, bool const _readOnly, bool const _writeOnly, uint32 const _value, uint8 const _pollIntensity);
					ValueBitSet()
					{
					}
					virtual ~ValueBitSet()
					{
					}

					bool Set(uint32 const _value);
					uint32 GetValue() const;

					void SetTargetValue(uint32 const _target, uint32 _duration = 0);

					bool SetBit(uint8 const _idx);
					bool ClearBit(uint8 const _idx);
					bool GetBit(uint8 _idx) const;

					bool SetBitMask(uint32 _bitMask);
					uint32 GetBitMask() const;

					void OnValueRefreshed(uint32 const _value);

					// From Value
					virtual string const GetAsString() const;
					virtual string const GetAsBinaryString() const;
					virtual bool SetFromString(string const& _value);
					virtual void ReadXML(uint32 const _homeId, uint8 const _nodeId, uint8 const _commandClassId, TiXmlElement const* _valueElement);
					virtual void WriteXML(TiXmlElement* _valueElement);

					string GetBitHelp(uint8 _idx);
					bool SetBitHelp(uint8 _idx, string help);
					string GetBitLabel(uint8 _idx);
					bool SetBitLabel(uint8 _idx, string label);

					uint8 GetSize() const;
					void SetSize(uint8 size);

				private:
					bool isValidBit(uint8 _idx) const;
					Bitfield m_value;				// the current index in the m_items vector
					Bitfield m_valueCheck;			// the previous value (used for double-checking spurious value reads)
					Bitfield m_newValue;				// a new value to be set on the appropriate device
					uint32 m_BitMask;				// Valid Bits
					uint8 m_size;					// Number of bytes in size
					vector<int32> m_bits;
					uint32 m_targetValue; 		// Target Value, if Supported;
			};
		} // namespace VC
	} // namespace Internal
} // namespace OpenZWave

#endif