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/*
* Copyright (C) 2018-2020 Konsulko Group
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef RADIO_H
#define RADIO_H
#include <memory>
#include <QObject>
#include <QtQml/QQmlContext>
class MessageEngine;
class Message;
class Radio : public QObject
{
Q_OBJECT
Q_PROPERTY(unsigned int band READ band WRITE setBand NOTIFY bandChanged)
Q_PROPERTY(unsigned int amBand READ amBand CONSTANT)
Q_PROPERTY(unsigned int fmBand READ fmBand CONSTANT)
Q_PROPERTY(unsigned int frequency READ frequency WRITE setFrequency NOTIFY frequencyChanged)
Q_PROPERTY(bool playing READ playing NOTIFY playingChanged)
Q_PROPERTY(bool scanning READ scanning NOTIFY scanningChanged)
Q_PROPERTY(unsigned int minFrequency READ minFrequency NOTIFY minFrequencyChanged)
Q_PROPERTY(unsigned int maxFrequency READ maxFrequency NOTIFY maxFrequencyChanged)
Q_PROPERTY(unsigned int frequencyStep READ frequencyStep NOTIFY frequencyStepChanged)
public:
explicit Radio(QUrl &url, QQmlContext *context, QObject * parent = Q_NULLPTR);
virtual ~Radio();
unsigned int band() const { return m_band; }
void setBand(int band);
unsigned int amBand() const { return 0; }
unsigned int fmBand() const { return 1; }
unsigned int frequency() const { return m_frequency; }
void setFrequency(int frequency);
unsigned int minFrequency() const { return m_minFrequency; }
unsigned int maxFrequency() const { return m_maxFrequency; }
unsigned int frequencyStep() const { return m_frequencyStep; }
bool playing() const { return m_playing; }
bool scanning() const { return m_scanning; }
// controls
Q_INVOKABLE void start();
Q_INVOKABLE void stop();
Q_INVOKABLE void scanForward();
Q_INVOKABLE void scanBackward();
Q_INVOKABLE void scanStop();
signals:
void bandChanged(int band);
void frequencyChanged(int frequency);
void playingChanged(bool status);
void scanningChanged(bool scanning);
void minFrequencyChanged(int minFrequency);
void maxFrequencyChanged(int maxFrequency);
void frequencyStepChanged(int frequencyStep);
private:
std::shared_ptr<MessageEngine> m_mloop;
QQmlContext *m_context;
unsigned int m_band;
unsigned int m_frequency;
unsigned int m_minFrequency;
unsigned int m_maxFrequency;
unsigned int m_frequencyStep;
bool m_playing;
bool m_scanning;
void updateFrequencyBandParameters();
void onConnected();
void onDisconnected();
void onMessageReceived(std::shared_ptr<Message> msg);
const QStringList events {
"frequency",
"station_found",
"status",
};
};
#endif // RADIO_H
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