timeline: show timecode on block items and started copy function

app/panel/timeline/timeline.cpp

@@ -120,6 +120,26 @@ void TimelinePanel::ToggleLinks()
   static_cast<TimelineWidget*>(GetTimeBasedWidget())->ToggleLinksOnSelected();
 }
 
+void TimelinePanel::CutSelected()
+{
+  static_cast<TimelineWidget*>(GetTimeBasedWidget())->CopySelected(true);
+}
+
+void TimelinePanel::CopySelected()
+{
+  static_cast<TimelineWidget*>(GetTimeBasedWidget())->CopySelected(false);
+}
+
+void TimelinePanel::Paste()
+{
+  static_cast<TimelineWidget*>(GetTimeBasedWidget())->Paste(false);
+}
+
+void TimelinePanel::PasteInsert()
+{
+  static_cast<TimelineWidget*>(GetTimeBasedWidget())->Paste(true);
+}
+
 void TimelinePanel::InsertFootageAtPlayhead(const QList<Footage *> &footage)
 {
   static_cast<TimelineWidget*>(GetTimeBasedWidget())->InsertFootageAtPlayhead(footage);

app/panel/timeline/timeline.h

@@ -63,6 +63,14 @@ public:
 
   virtual void ToggleLinks() override;
 
+  virtual void CutSelected() override;
+
+  virtual void CopySelected() override;
+
+  virtual void Paste() override;
+
+  virtual void PasteInsert() override;
+
   void InsertFootageAtPlayhead(const QList<Footage *> &footage);
 
   void OverwriteFootageAtPlayhead(const QList<Footage *> &footage);

app/widget/timelinewidget/timelinewidget.cpp

@@ -153,6 +153,14 @@ void TimelineWidget::TimebaseChangedEvent(const rational &timebase)
 
   timecode_label_->setVisible(!timebase.isNull());
 
+  QMap<Block*, TimelineViewBlockItem*>::const_iterator iterator;
+
+  for (iterator=block_items_.begin();iterator!=block_items_.end();iterator++) {
+    if (iterator.value()) {
+      iterator.value()->SetTimebase(timebase);
+    }
+  }
+
   foreach (TimelineAndTrackView* view, views_) {
     view->view()->SetTimebase(timebase);
   }
@@ -179,12 +187,10 @@ void TimelineWidget::ScaleChangedEvent(const double &scale)
 {
   TimeBasedWidget::ScaleChangedEvent(scale);
 
-  QMapIterator<Block*, TimelineViewBlockItem*> iterator(block_items_);
+  QMap<Block*, TimelineViewBlockItem*>::const_iterator iterator;
 
-  while (iterator.hasNext()) {
+  for (iterator=block_items_.begin();iterator!=block_items_.end();iterator++) {
-    iterator.next();
+    if (iterator.value()) {
-
-    if (iterator.value() != nullptr) {
       iterator.value()->SetScale(scale);
     }
   }
@@ -496,6 +502,61 @@ void TimelineWidget::ToggleLinksOnSelected()
   }
 }
 
+void TimelineWidget::CopySelected(bool cut)
+{
+  if (!GetConnectedNode()) {
+    return;
+  }
+
+  QList<TimelineViewBlockItem*> selected = GetSelectedBlocks();
+
+  if (selected.isEmpty()) {
+    return;
+  }
+
+  QList<Node*> selected_nodes;
+
+  foreach (TimelineViewBlockItem* item, selected) {
+    Node* block = item->block();
+
+    selected_nodes.append(block);
+
+    QList<Node*> deps = block->GetDependencies();
+
+    foreach (Node* d, deps) {
+      if (!selected_nodes.contains(d)) {
+        selected_nodes.append(d);
+      }
+    }
+  }
+
+  Core::instance()->CopyNodesToClipboard(selected_nodes);
+
+  if (cut) {
+    DeleteSelected();
+  }
+}
+
+void TimelineWidget::Paste(bool insert)
+{
+  if (!GetConnectedNode()) {
+    return;
+  }
+
+  QList<Node*> pasted = Core::instance()->PasteNodesFromClipboard(static_cast<Sequence*>(GetConnectedNode()->parent()));
+
+  if (insert) {
+    // FIXME: Implement this
+  }
+
+  foreach (Node* n, pasted) {
+    // See if this block is a node and is a top level node
+    if (n->IsBlock() && !n->output()->IsConnected()) {
+
+    }
+  }
+}
+
 QList<TimelineViewBlockItem *> TimelineWidget::GetSelectedBlocks()
 {
   QList<TimelineViewBlockItem *> list;
@@ -703,6 +764,7 @@ void TimelineWidget::AddBlock(Block *block, TrackReference track)
     item->SetYCoords(GetTrackY(track), GetTrackHeight(track));
     item->SetScale(GetScale());
     item->SetTrack(track);
+    item->SetTimebase(timebase());
 
     // Add to list of clip items that can be iterated through
     block_items_.insert(block, item);

app/widget/timelinewidget/timelinewidget.h

@@ -59,6 +59,10 @@ public:
 
   void ToggleLinksOnSelected();
 
+  void CopySelected(bool cut);
+
+  void Paste(bool insert);
+
   QList<TimelineViewBlockItem*> GetSelectedBlocks();
 
 signals:

app/widget/timelinewidget/view/timelineviewblockitem.cpp

@@ -31,6 +31,7 @@
 
 #include "common/qtutils.h"
 #include "config/config.h"
+#include "core.h"
 #include "node/block/transition/transition.h"
 #include "widget/viewer/audiowaveformview.h"
 
@@ -63,13 +64,13 @@ void TimelineViewBlockItem::UpdateRect()
   setPos(item_left, 0.0);
 
   setToolTip(QCoreApplication::translate("TimelineViewBlockItem",
-                                         "%1\n\nIn: %2\nOut: %3\nMedia In: %4").arg(block_->Name(),
+                                         "%1\n\nIn: %2\nOut: %3\nLength: %4").arg(block_->Name(),
-                                                                                    QString::number(block_->in().toDouble()),
+                                                                                    Timecode::time_to_timecode(block_->in(), timebase(), Core::instance()->GetTimecodeDisplay()),
-                                                                                    QString::number(block_->out().toDouble()),
+                                                                                    Timecode::time_to_timecode(block_->out(), timebase(), Core::instance()->GetTimecodeDisplay()),
-                                                                                    QString::number(block_->media_in().toDouble())));
+                                                                                    Timecode::time_to_timecode(block_->out() - block_->in(), timebase(), Core::instance()->GetTimecodeDisplay())));
 }
 
-void TimelineViewBlockItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
+void TimelineViewBlockItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget */*widget*/)
 {
   switch (block_->type()) {
   case Block::kClip:

app/widget/timelinewidget/view/timelineviewrect.cpp

@@ -52,3 +52,10 @@ void TimelineViewRect::ScaleChangedEvent(const double &scale)
 
   UpdateRect();
 }
+
+void TimelineViewRect::TimebaseChangedEvent(const rational &tb)
+{
+  TimelineScaledObject::TimebaseChangedEvent(tb);
+
+  UpdateRect();
+}

app/widget/timelinewidget/view/timelineviewrect.h

@@ -44,6 +44,8 @@ public:
 protected:
   virtual void ScaleChangedEvent(const double &) override;
 
+  virtual void TimebaseChangedEvent(const rational&) override;
+
   int y_;
 
   int height_;