feat(Playback Controlls): Use 0-9 number keys to skip to percentage o…

…f the total playtime
SebiAi · Jan 25, 2024 · c00897b · c00897b
1 parent 335ba42
commit c00897b
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Showing 3 changed files with 29 additions and 0 deletions.
diff --git a/src/composition_manager.cpp b/src/composition_manager.cpp
@@ -150,6 +150,19 @@ void CompositionManager::loadComposition(const QString &filepathAudio, const QSt
     this->playerInit(filepathAudio);
 }
 
+void CompositionManager::skipToPercentage(const qreal& percentage)
+{
+    // Check if the percentage is out of range
+    if (percentage > 1.0 || percentage < 0.0)
+        return;
+
+    // Check if the player has a media loaded and is seekable
+    if (!this->player->isSeekable() || !this->player->hasAudio())
+        return;
+
+    this->player->setPosition(this->player->duration() * percentage);
+}
+
 void CompositionManager::playerInit(const QString &filepathAudio)
 {
 //    connect(this->player, SIGNAL(metaDataChanged()), this, SLOT(player_onMetaDataChanged()), Qt::UniqueConnection);

diff --git a/src/composition_manager.h b/src/composition_manager.h
@@ -110,6 +110,11 @@ class CompositionManager : private QObject
      * @throws CompositionManager::InvalidLightDataContentException Invalid light data in light data file.
      */
     void loadComposition(const QString &filepathAudio, const QString &filepathLightData);
+    /**
+     * @brief Skip to the provided percentage in the composition if one is loaded.
+     * @param percentage The percentage. Range 0 to 1.
+     */
+    void skipToPercentage(const qreal& percentage);
 
 
     /**

diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
@@ -97,6 +97,17 @@ MainWindow::MainWindow(QWidget *parent)
     playerControlsLayout->addWidget(this->seekBar);
     connect(this->seekBar, SIGNAL(valueChanged(int)), this, SLOT(seekBar_onValueChanged(int)));
     connect(this->seekBar, SIGNAL(sliderReleased()), this, SLOT(seekBar_onSliderReleased()));
+    // Create shortcuts to skip time
+    connect(new QShortcut(QKeySequence("0"), this), &QShortcut::activated, this, [=](){ this->glyphWidget->compositionManager->skipToPercentage(0.0); });
+    connect(new QShortcut(QKeySequence("1"), this), &QShortcut::activated, this, [=](){ this->glyphWidget->compositionManager->skipToPercentage(0.1); });
+    connect(new QShortcut(QKeySequence("2"), this), &QShortcut::activated, this, [=](){ this->glyphWidget->compositionManager->skipToPercentage(0.2); });
+    connect(new QShortcut(QKeySequence("3"), this), &QShortcut::activated, this, [=](){ this->glyphWidget->compositionManager->skipToPercentage(0.3); });
+    connect(new QShortcut(QKeySequence("4"), this), &QShortcut::activated, this, [=](){ this->glyphWidget->compositionManager->skipToPercentage(0.4); });
+    connect(new QShortcut(QKeySequence("5"), this), &QShortcut::activated, this, [=](){ this->glyphWidget->compositionManager->skipToPercentage(0.5); });
+    connect(new QShortcut(QKeySequence("6"), this), &QShortcut::activated, this, [=](){ this->glyphWidget->compositionManager->skipToPercentage(0.6); });
+    connect(new QShortcut(QKeySequence("7"), this), &QShortcut::activated, this, [=](){ this->glyphWidget->compositionManager->skipToPercentage(0.7); });
+    connect(new QShortcut(QKeySequence("8"), this), &QShortcut::activated, this, [=](){ this->glyphWidget->compositionManager->skipToPercentage(0.8); });
+    connect(new QShortcut(QKeySequence("9"), this), &QShortcut::activated, this, [=](){ this->glyphWidget->compositionManager->skipToPercentage(0.9); });
 
     // Length time label
     this->lengthTimeLabel = new QLabel("--:--");