implemented reveal in footage viewer option

Fixes #1958

app/panel/footageviewer/footageviewer.cpp

@@ -20,12 +20,12 @@
 
 #include "footageviewer.h"
 
-#include "widget/viewer/footageviewer.h"
-
 namespace olive {
 
+#define super ViewerPanelBase
+
 FootageViewerPanel::FootageViewerPanel(QWidget *parent) :
-  ViewerPanelBase(QStringLiteral("FootageViewerPanel"), parent)
+  super(QStringLiteral("FootageViewerPanel"), parent)
 {
   // Set ViewerWidget as the central widget
   FootageViewerWidget* fvw = new FootageViewerWidget();
@@ -38,6 +38,11 @@ FootageViewerPanel::FootageViewerPanel(QWidget *parent) :
   SetShowAndRaiseOnConnect();
 }
 
+void FootageViewerPanel::OverrideWorkArea(const TimeRange &r)
+{
+  GetFootageViewerWidget()->OverrideWorkArea(r);
+}
+
 QVector<ViewerOutput *> FootageViewerPanel::GetSelectedFootage() const
 {
   QVector<ViewerOutput *> list;
@@ -51,7 +56,7 @@ QVector<ViewerOutput *> FootageViewerPanel::GetSelectedFootage() const
 
 void FootageViewerPanel::Retranslate()
 {
-  ViewerPanelBase::Retranslate();
+  super::Retranslate();
 
   SetTitle(tr("Footage Viewer"));
 }

app/panel/footageviewer/footageviewer.h

@@ -25,6 +25,7 @@
 
 #include "panel/viewer/viewerbase.h"
 #include "panel/project/footagemanagementpanel.h"
+#include "widget/viewer/footageviewer.h"
 
 namespace olive {
 
@@ -36,6 +37,13 @@ class FootageViewerPanel : public ViewerPanelBase, public FootageManagementPanel
 public:
   FootageViewerPanel(QWidget* parent);
 
+  void OverrideWorkArea(const TimeRange &r);
+
+  FootageViewerWidget *GetFootageViewerWidget() const
+  {
+    return static_cast<FootageViewerWidget*>(GetTimeBasedWidget());
+  }
+
   virtual QVector<ViewerOutput *> GetSelectedFootage() const override;
 
 protected: