Embedding the track number into the GraphicsTrack objects

src/gui/TracksView.cpp

@@ -102,7 +102,7 @@ void TracksView::createLayout()
 
 void TracksView::addVideoTrack()
 {
-    GraphicsTrack* track = new GraphicsTrack( GraphicsTrack::Video );
+    GraphicsTrack* track = new GraphicsTrack( GraphicsTrack::Video, m_videoTracksCounter );
     track->setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed );
     track->setPreferredHeight( m_tracksHeight );
     track->setContentsMargins( 0, 0, 0, 0 );
@@ -116,7 +116,7 @@ void TracksView::addVideoTrack()
 
 void TracksView::addAudioTrack()
 {
-    GraphicsTrack* track = new GraphicsTrack( GraphicsTrack::Audio );
+    GraphicsTrack* track = new GraphicsTrack( GraphicsTrack::Audio, 0 );
     track->setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed );
     track->setPreferredHeight( m_tracksHeight );
     track->setContentsMargins( 0, 0, 0, 0 );

src/gui/TracksView.h

@@ -48,9 +48,14 @@ public:
         Video,
         Audio
     };
-    GraphicsTrack( Type type, QGraphicsItem* parent = 0 ) : QGraphicsWidget( parent )
+    GraphicsTrack( Type type, int trackNumber, QGraphicsItem* parent = 0 ) : QGraphicsWidget( parent )
     {
         m_type = type;
+        m_trackNumber = trackNumber;
+    }
+    int trackNumber()
+    {
+        return m_trackNumber;
     }
 
 protected:
@@ -66,6 +71,7 @@ protected:
 
 private:
     Type m_type;
+    int m_trackNumber;
 };
 
 class TracksView : public QGraphicsView