DeviceList.h

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/****
 * DeviceList.h
 *
 * Copyright 2019 mikee47 <mike@sillyhouse.net>
 *
 * This file is part of the HueEmulator Library
 *
 * This library is free software: you can redistribute it and/or modify it under the terms of the
 * GNU General Public License as published by the Free Software Foundation, version 3 or later.
 *
 * This library 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with this library.
 * If not, see <https://www.gnu.org/licenses/>.
 *
 ****/

#pragma once

#include "Device.h"
#include <WVector.h>

namespace Hue
{
using DeviceList = Vector<Device>;

class DeviceListEnumerator : public Device::Enumerator
{
public:
    DeviceListEnumerator(DeviceList& list) : list(list)
    {
    }

    Device::Enumerator* clone() override
    {
        return new DeviceListEnumerator(*this);
    }

    void reset() override
    {
        index = 0;
    }

    Device* current() override
    {
        return (size_t(index) < list.count()) ? &list[index] : nullptr;
    }

    Device* next() override
    {
        return (size_t(index) < list.count()) ? &list[index++] : nullptr;
    }

private:
    DeviceList& list;
    int index{-1};
};

} // namespace Hue