Adding a split method for the Clip class

src/Media/Clip.cpp

@@ -157,3 +157,11 @@ void                Clip::setEnd( float end )
     Q_ASSERT( end <= 1.0f );
     m_end = end;
 }
+
+Clip*               Clip::split( float newEnd )
+{
+    Clip*   newClip = new Clip( this, newEnd, m_end );
+    m_end = newEnd;
+    computeLength();
+    return newClip;
+}

src/Media/Clip.h

@@ -99,6 +99,14 @@ class   Clip : public QObject
         const QString&      getNotes() const;
         void                setNotes( const QString& notes );
 
+        /**
+         *  \brief  Split this clip in two parts.
+         *  \param  newEnd  The new end for this Clip. This will be the beginning of the
+         *                  newly created Clip.
+         *  \returns    The remaining part as a new Clip.
+         */
+        Clip*               split( float newEnd );
+
     private:
         void        computeLength();