From 6b62ba2cf98586b0f683ada1b5495bad7edc8e91 Mon Sep 17 00:00:00 2001
From: Bart De Vries <bart@mogwai.be>
Date: Sun, 11 Apr 2021 17:13:44 +0200
Subject: [PATCH] Add playbackrate capability to AudioManager

---
 src/audiomanager.cpp | 17 +++++++++++++++--
 src/audiomanager.h   | 15 +++++++++++++--
 2 files changed, 28 insertions(+), 4 deletions(-)

diff --git a/src/audiomanager.cpp b/src/audiomanager.cpp
index dba73044..fa4d5b5c 100644
--- a/src/audiomanager.cpp
+++ b/src/audiomanager.cpp
@@ -35,6 +35,7 @@ AudioManager::AudioManager(QObject *parent) : QObject(parent), d(std::make_uniqu
     connect(&d->mPlayer, &QMediaPlayer::mediaStatusChanged, this, &AudioManager::mediaStatusChanged);
     connect(&d->mPlayer, &QMediaPlayer::stateChanged, this, &AudioManager::playbackStateChanged);
     connect(&d->mPlayer, &QMediaPlayer::stateChanged, this, &AudioManager::playerStateChanged);
+    connect(&d->mPlayer, &QMediaPlayer::playbackRateChanged, this, &AudioManager::playbackRateChanged);
     connect(&d->mPlayer, QOverload<QMediaPlayer::Error>::of(&QMediaPlayer::error), this, &AudioManager::errorChanged);
     connect(&d->mPlayer, &QMediaPlayer::durationChanged, this, &AudioManager::durationChanged);
     connect(&d->mPlayer, &QMediaPlayer::positionChanged, this, &AudioManager::positionChanged);
@@ -103,6 +104,11 @@ QMediaPlayer::State AudioManager::playbackState() const
     return d->mPlayer.state();
 }
 
+qreal AudioManager::playbackRate() const
+{
+    return d->mPlayer.playbackRate();
+}
+
 QMediaPlayer::MediaStatus AudioManager::status() const
 {
     return d->mPlayer.mediaStatus();
@@ -111,13 +117,13 @@ QMediaPlayer::MediaStatus AudioManager::status() const
 void AudioManager::setEntry(Entry* entry)
 {
     d->entry = entry;
-    Q_EMIT entryChanged();
+    Q_EMIT entryChanged(entry);
 }
 
 void AudioManager::setPlayerOpen(bool state)
 {
     d->playerOpen = state;
-    Q_EMIT playerOpenChanged();
+    Q_EMIT playerOpenChanged(state);
 }
 
 void AudioManager::setMuted(bool muted)
@@ -140,6 +146,13 @@ void AudioManager::setSource(const QUrl &source)
     d->mPlayer.setMedia({source});
 }
 
+void AudioManager::setPlaybackRate(const qreal rate)
+{
+    qDebug() << "AudioManager::setPlaybackRate" << rate;
+
+    d->mPlayer.setPlaybackRate(rate);
+}
+
 void AudioManager::setPosition(qint64 position)
 {
     qDebug() << "AudioManager::setPosition" << position;
diff --git a/src/audiomanager.h b/src/audiomanager.h
index 6f876f0c..f820a50a 100644
--- a/src/audiomanager.h
+++ b/src/audiomanager.h
@@ -54,6 +54,11 @@ class AudioManager : public QObject
                READ playbackState
                NOTIFY playbackStateChanged)
 
+    Q_PROPERTY(qreal playbackRate
+               READ playbackRate
+               WRITE setPlaybackRate
+               NOTIFY playbackRateChanged)
+
     Q_PROPERTY(QMediaPlayer::Error error
                READ error
                NOTIFY errorChanged)
@@ -97,6 +102,8 @@ public:
 
     [[nodiscard]] QMediaPlayer::State playbackState() const;
 
+    [[nodiscard]] qreal playbackRate() const;
+
     [[nodiscard]] QMediaPlayer::Error error() const;
 
     [[nodiscard]] qint64 duration() const;
@@ -107,9 +114,9 @@ public:
 
 Q_SIGNALS:
 
-    void playerOpenChanged();
+    void playerOpenChanged(bool state);
 
-    void entryChanged();
+    void entryChanged(Entry* entry);
 
     void mutedChanged(bool muted);
 
@@ -121,6 +128,8 @@ Q_SIGNALS:
 
     void playbackStateChanged(QMediaPlayer::State state);
 
+    void playbackRateChanged(qreal rate);
+
     void errorChanged(QMediaPlayer::Error error);
 
     void durationChanged(qint64 duration);
@@ -149,6 +158,8 @@ public Q_SLOTS:
 
     void setPosition(qint64 position);
 
+    void setPlaybackRate(qreal rate);
+
     void play();
 
     void pause();