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timeline/various: implemented block copy/paste

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Implemented the ability to copy/paste blocks/clips in the timeline. This did
require some large scale changes and reworking of the copy/paste system
introduced a few commits ago, but should be largely functional now.
This commit is contained in:
itsmattkc
2020-03-31 02:19:05 +11:00
parent 67d8ad571d
commit 2bda306866
35 changed files with 466 additions and 233 deletions
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app/widget/timelinewidget/tool/tool.cpp
+1 -50
View File
@@ -197,55 +197,6 @@ 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;
@@ -271,5 +222,5 @@ void TimelineWidget::Tool::InsertGapsAtGhostDestination(const QVector<TimelineVi
GetGhostData(ghosts, &earliest_point, &latest_point);
InsertGapsAt(earliest_point, latest_point - earliest_point, command);
parent()->InsertGapsAt(earliest_point, latest_point - earliest_point, command);
}