added a vertical position line

git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1685 0778d3d1-df1d-0410-868b-ea421aaaa00d

include/song_editor.h

@@ -38,8 +38,18 @@ class lcdSpinBox;
 class meterDialog;
 class song;
 class textFloat;
+class timeLine;
 class toolButton;
 
+class positionLine : public QWidget
+{
+public:
+	positionLine( QWidget * _parent );
+
+private:
+	virtual void paintEvent( QPaintEvent * _pe );
+
+} ;
 
 
 class songEditor : public trackContainerView
@@ -112,6 +122,7 @@ private:
 
 	comboBox * m_zoomingComboBox;
 
+	positionLine * m_positionLine;
 
 	bool m_scrollBack;
 

include/timeline.h

@@ -116,6 +116,12 @@ public:
 		return( "timeline" );
 	}
 
+	inline int markerX( const midiTime & _t ) const
+	{
+		return( m_xOffset + static_cast<int>( ( _t - m_begin ) *
+					m_ppt / midiTime::ticksPerTact() ) );
+	}
+
 
 public slots:
 	void updatePosition( const midiTime & );
@@ -136,13 +142,6 @@ protected:
 
 
 private:
-	inline int markerX( const midiTime & _t ) const
-	{
-		return( m_xOffset + static_cast<int>( ( _t - m_begin ) *
-					m_ppt / midiTime::ticksPerTact() ) );
-	}
-
-
 	static QPixmap * s_timeLinePixmap;
 	static QPixmap * s_posMarkerPixmap;
 	static QPixmap * s_loopPointPixmap;