pointertool: reused insert code from importtool

2020-03-03 16:34:09 +11:00
parent e3759bb704
commit a9577d72ee
4 changed files with 90 additions and 58 deletions
@@ -24,6 +24,7 @@

 #include "common/range.h"
 #include "node/block/transition/transition.h"
+#include "widget/nodeview/nodeviewundo.h"

 TimelineWidget::Tool::Tool(TimelineWidget *parent) :
  dragging_(false),
@@ -195,3 +196,80 @@ bool TimelineWidget::Tool::SnapPoint(QList<rational> start_times, rational* move

  return (diff < DBL_MAX);
 }
+
+void TimelineWidget::Tool::InsertGapsAt(const rational &earliest_point, const rational &insert_length, QUndoCommand *command)
+{
+  QVector<Block*> blocks_to_split;
+  QList<Block*> blocks_to_append_gap_to;
+  QList<Block*> gaps_to_extend;
+
+  foreach (TrackOutput* track, parent()->GetConnectedNode()->Tracks()) {
+    if (track->IsLocked()) {
+      continue;
+    }
+
+    foreach (Block* b, track->Blocks()) {
+      if (b->out() >= earliest_point) {
+        if (b->type() == Block::kClip) {
+
+          if (b->out() > earliest_point) {
+            blocks_to_split.append(b);
+          }
+
+          blocks_to_append_gap_to.append(b);
+
+        } else if (b->type() == Block::kGap) {
+
+          gaps_to_extend.append(b);
+
+        }
+
+        break;
+      }
+    }
+  }
+
+  // Extend gaps that already exist
+  foreach (Block* gap, gaps_to_extend) {
+    new BlockResizeCommand(gap, gap->length() + insert_length, command);
+  }
+
+  // Split clips here
+  new BlockSplitPreservingLinksCommand(blocks_to_split, {earliest_point}, command);
+
+  // Insert gaps that don't exist yet
+  foreach (Block* b, blocks_to_append_gap_to) {
+    GapBlock* gap = new GapBlock();
+    gap->set_length_and_media_out(insert_length);
+    new NodeAddCommand(static_cast<NodeGraph*>(parent()->GetConnectedNode()->parent()), gap, command);
+    new TrackInsertBlockAfterCommand(TrackOutput::TrackFromBlock(b), gap, b, command);
+  }
+}
+
+void TimelineWidget::Tool::GetGhostData(const QVector<TimelineViewGhostItem *> &ghosts, rational *earliest_point, rational *latest_point)
+{
+  rational ep = RATIONAL_MAX;
+  rational lp = RATIONAL_MIN;
+
+  foreach (TimelineViewGhostItem* ghost, parent()->ghost_items_) {
+    ep = qMin(ep, ghost->GetAdjustedIn());
+    lp = qMax(lp, ghost->GetAdjustedOut());
+  }
+
+  if (earliest_point) {
+    *earliest_point = ep;
+  }
+
+  if (latest_point) {
+    *latest_point = lp;
+  }
+}
+
+void TimelineWidget::Tool::InsertGapsAtGhostDestination(const QVector<TimelineViewGhostItem *> &ghosts, QUndoCommand *command)
+{
+  rational earliest_point, latest_point;
+
+  GetGhostData(ghosts, &earliest_point, &latest_point);
+
+  InsertGapsAt(earliest_point, latest_point - earliest_point, command);
+}