sequence info dialog enhanced

Author: pedrolcl

guiplayer.cpp

@@ -16,18 +16,18 @@
     along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include <QActionGroup>
+#include <QDesktopServices>
 #include <QFileDialog>
-#include <QToolTip>
-#include <QMessageBox>
-#include <QInputDialog>
 #include <QFileInfo>
+#include <QInputDialog>
+#include <QMessageBox>
+#include <QMimeData>
+#include <QStandardPaths>
 #include <QTime>
 #include <QTimer>
-#include <QMimeData>
+#include <QToolTip>
 #include <QtMath>
-#include <QActionGroup>
-#include <QStandardPaths>
-#include <QDesktopServices>
 #if QT_VERSION < QT_VERSION_CHECK(5,14,0)
 #include <QDesktopWidget>
 #else
@@ -1034,11 +1034,18 @@ void GUIPlayer::slotSwitchLanguage(QAction *action)
 void GUIPlayer::slotFileInfo()
 {
     QString infostr;
+    QLocale locale(Settings::instance()->language());
     if (m_player->song()->currentFile().isEmpty())
         infostr = tr("<b>No file loaded</b>");
     else {
         infostr = tr("File: <b>%1</b><br>").arg(m_player->song()->currentFile());
-        QString s = m_player->song()->getFileFormat();
+
+        QFileInfo finfo(m_player->song()->currentFullFileName());
+        QString s = locale.toString(finfo.lastModified(), QLocale::LongFormat);
+        if (!s.isEmpty())
+            infostr += tr("Date: <b>%1</b><br/>").arg(s);
+
+        s = m_player->song()->getFileFormat();
         if (!s.isEmpty())
             infostr += tr("Format: <b>%1</b><br>").arg(s);
 
@@ -1070,6 +1077,26 @@ void GUIPlayer::slotFileInfo()
         if (!s.isEmpty())
             infostr += tr("Karaoke things: <b>%1</b><br>").arg(s);
 
+        s = QString::number(m_player->song()->getNumTracks());
+        if (!s.isEmpty())
+            infostr += tr("Number of tracks: <b>%1</b><br/>").arg(s);
+
+        s = QString::number(m_player->song()->size());
+        if (!s.isEmpty())
+            infostr += tr("Number of events: <b>%1</b><br/>").arg(s);
+
+        s = QString::number(m_player->song()->getDivision());
+        if (!s.isEmpty())
+            infostr += tr("Division: <b>%1 ppqn</b><br/>").arg(s);
+
+        s = QString::number(m_player->initialBPM());
+        if (!s.isEmpty())
+            infostr += tr("Initial tempo: <b>%7 bpm</b><br/>").arg(s);
+
+        s = m_player->song()->duration();
+        if (!s.isEmpty())
+            infostr += tr("Duration: <b>%1</b><br/>").arg(s);
+
         s = m_player->song()->getMetadataInfo();
         if (!s.isEmpty())
             infostr += s;

seqplayer.cpp

@@ -338,8 +338,8 @@ void SequencePlayer::playerLoop()
 
     emit songStopped();
     if (!m_song.hasMoreEvents()) {
-        qDebug() << "Final Song Position:" << m_songPositionTicks
-                 << (currentTime - startTime).count() / 1e9;
+        // qDebug() << "Final Song Position:" << m_songPositionTicks
+        //          << (currentTime - startTime).count() / 1e9;
         emit songFinished();
     }
     dispatcher->processEvents(eventFilter);
@@ -366,6 +366,11 @@ qreal SequencePlayer::currentBPM() const
     return bpm(m_song.currentTempo());
 }
 
+qreal SequencePlayer::initialBPM() const
+{
+    return bpm(m_song.initialTempo());
+}
+
 Sequence *SequencePlayer::song()
 {
     return &m_song;

seqplayer.h

@@ -48,6 +48,7 @@ class SequencePlayer : public QObject
     drumstick::rt::MIDIOutput* port() const;
     qreal bpm(qreal tempo) const;
     qreal currentBPM() const;
+    qreal initialBPM() const;
     bool isRunning();
     Sequence *song();
     int getPosition();

sequence.cpp

@@ -291,6 +291,9 @@ void Sequence::clear()
     m_lowestMidiNote = 127;
     m_highestMidiNote = 0;
     m_curTrack = 0;
+    m_duration = 0;
+    m_initialTempo = 0;
+    m_firstTime = true;
     m_codec = nullptr;
     m_infoMap.clear();
     for(int i=0; i<MIDI_STD_CHANNELS; ++i) {
@@ -422,6 +425,16 @@ int Sequence::errorsCount() const
     return m_loadingErrors.size();
 }
 
+QString Sequence::duration() const
+{
+    std::chrono::microseconds us = timeOfTicks(m_ticksDuration);
+    qreal seconds = us.count() / 1e6;
+    double fractpart, intpart;
+    fractpart = modf(seconds, &intpart);
+    QTime t = QTime(0, 0).addSecs(intpart).addMSecs(ceil(fractpart * 1000));
+    return t.toString("hh:mm:ss.zzz");
+}
+
 QTextCodec *Sequence::codec() const
 {
     return m_codec;
@@ -613,6 +626,10 @@ void Sequence::updateTempo(qreal newTempo)
         //qDebug() << Q_FUNC_INFO << newTempo;
         m_tempo = newTempo;
         timeCalculations();
+        if (m_firstTime) {
+            m_initialTempo = newTempo;
+            m_firstTime = false;
+        };
     }
 }
 

sequence.h

@@ -124,6 +124,10 @@ class Sequence : public QObject
     QString loadingErrors() const;
     int errorsCount() const;
 
+    qsizetype size() const { return m_list.size(); }
+    qreal initialTempo() const { return m_initialTempo; }
+    QString duration() const;
+
 signals:
     void loadingStart(int size);
     void loadingProgress(int pos);
@@ -289,6 +293,8 @@ public slots:
     QMap<int, int> m_trkChannel;
     QMap<QString, QString> m_infoMap;
     QList<QString> m_loadingErrors;
+    bool m_firstTime{true};
+    qreal m_initialTempo{0};
 };
 
 #endif // SEQUENCE_H