Http Version - Added Alarm Button.

requestworker.h

@@ -6,6 +6,8 @@
 #include <QNetworkAccessManager>
 #include <QNetworkRequest>
 #include <QNetworkReply>
+#include <QMediaPlayer>
+#include <QAudioOutput>
 #include <QTimer>
 #include <QThread>
 #include <chrono>
@@ -24,10 +26,14 @@ class RequestWorker : public QObject
     int min_height = 0;
     bool stop_timer = false;
     int reply_number = 0;
+    int alarm_thres = 0;
+    bool enable_alarm = false;
+    bool player_started = false;
+    QMediaPlayer *player = nullptr;
+    QAudioOutput *audioOutput = nullptr;
     std::chrono::time_point<std::chrono::high_resolution_clock> prev_time;
 public:
     explicit RequestWorker(QObject *parent = nullptr);
-
     QString status() const;
     void setStatus(const QString &newStatus);
 
@@ -35,12 +41,15 @@ signals:
     void requestFailed();
     void networkReply(int distance, float rate_of_fill, int expected_to_fill);
     void statusChanged();
-
+    void playMedia();
 public slots:
+    void startAlarm();
+    void stopAlarm();
     void setConfig(QJsonObject config);
     void start();
     void stop();
 private slots:
+    void playAlarm();
     void makeRequest();
     void requestFinished(QNetworkReply *rep);
 private: