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timeline: cleaned up pointer tool derivatives and fixed bug introduced by earlier behavior improvement

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This commit is contained in:
itsmattkc
2020-06-01 17:38:24 +10:00
parent 1fce380cc6
commit 001b7179c5
5 changed files with 56 additions and 50 deletions
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app/widget/timelinewidget/tool/pointer.cpp
+30 -26
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@@ -42,6 +42,7 @@ TimelineWidget::PointerTool::PointerTool(TimelineWidget *parent) :
trimming_allowed_(true),
track_movement_allowed_(true),
trim_overwrite_allowed_(false),
gap_trimming_allowed_(false),
rubberband_selecting_(false)
{
}
@@ -59,6 +60,22 @@ void TimelineWidget::PointerTool::MousePress(TimelineViewMouseEvent *event)
// Cache the clip's type for use later
drag_track_type_ = clicked_item_->Track().type();
// If we haven't started dragging yet, we'll initiate a drag here
// Record where the drag started in timeline coordinates
drag_start_ = event->GetCoordinates();
// Determine whether we're trimming or moving based on the position of the cursor
drag_movement_mode_ = IsCursorInTrimHandle(clicked_item_,
event->GetSceneX());
// If we're not in a trim mode, we must be in a move mode (provided the tool allows movement and
// the block is not a gap)
if (drag_movement_mode_ == Timeline::kNone
&& movement_allowed_
&& clicked_item_->block()->type() != Block::kGap) {
drag_movement_mode_ = Timeline::kMove;
}
// If this item is already selected, no further selection needs to be made
if (clicked_item_->isSelected()) {
@@ -100,41 +117,29 @@ void TimelineWidget::PointerTool::MousePress(TimelineViewMouseEvent *event)
void TimelineWidget::PointerTool::MouseMove(TimelineViewMouseEvent *event)
{
if (rubberband_selecting_) {
// Process rubberband select
parent()->MoveRubberBandSelect(true, !(event->GetModifiers() & Qt::AltModifier));
return;
}
if (!dragging_) {
} else if (!dragging_) {
// Now that the cursor has moved, we will assume the intention is to drag
// If we haven't started dragging yet, we'll initiate a drag here
// Record where the drag started in timeline coordinates
drag_start_ = event->GetCoordinates();
// Clear snap points
snap_points_.clear();
// Determine whether we're trimming or moving based on the position of the cursor
drag_movement_mode_ = IsCursorInTrimHandle(clicked_item_,
event->GetSceneX());
// If we're not in a trim mode, we must be in a move mode (provided the tool allows movement and
// the block is not a gap)
if (drag_movement_mode_ == Timeline::kNone
&& movement_allowed_
&& clicked_item_->block()->type() != Block::kGap) {
drag_movement_mode_ = Timeline::kMove;
}
// If we're performing an action, we can initiate ghosts
if (drag_movement_mode_ != Timeline::kNone) {
InitiateDrag(clicked_item_, drag_movement_mode_, false);
InitiateDrag(clicked_item_, drag_movement_mode_);
}
// Set dragging to true here so no matter what, the drag isn't re-initiated until it's completed
dragging_ = true;
} else if (!parent()->ghost_items_.isEmpty()) {
}
if (dragging_ && !parent()->ghost_items_.isEmpty()) {
// We're already dragging AND we have ghosts to work with
ProcessDrag(event->GetCoordinates());
@@ -145,8 +150,8 @@ void TimelineWidget::PointerTool::MouseMove(TimelineViewMouseEvent *event)
void TimelineWidget::PointerTool::MouseRelease(TimelineViewMouseEvent *event)
{
if (rubberband_selecting_) {
// Finish rubberband select
parent()->EndRubberBandSelect(true, !(event->GetModifiers() & Qt::AltModifier));
rubberband_selecting_ = false;
return;
}
@@ -158,9 +163,9 @@ void TimelineWidget::PointerTool::MouseRelease(TimelineViewMouseEvent *event)
parent()->ClearGhosts();
snap_points_.clear();
}
dragging_ = false;
dragging_ = false;
}
}
void TimelineWidget::PointerTool::HoverMove(TimelineViewMouseEvent *event)
@@ -391,8 +396,7 @@ Timeline::MovementMode TimelineWidget::PointerTool::IsCursorInTrimHandle(Timelin
}
void TimelineWidget::PointerTool::InitiateDrag(TimelineViewBlockItem* clicked_item,
Timeline::MovementMode trim_mode,
bool allow_gap_trimming)
Timeline::MovementMode trim_mode)
{
// Get list of selected blocks
QList<TimelineViewBlockItem*> clips = parent()->GetSelectedBlocks();
@@ -431,7 +435,7 @@ void TimelineWidget::PointerTool::InitiateDrag(TimelineViewBlockItem* clicked_it
// Some tools interpret "gap trimming" as equivalent to resizing the adjacent block. In that
// scenario, we include the adjacent block instead.
if (block->type() == Block::kGap && !allow_gap_trimming) {
if (block->type() == Block::kGap && !gap_trimming_allowed_) {
block = (trim_mode == Timeline::kTrimIn) ? block->previous() : block->next();
block_mode = FlipTrimMode(trim_mode);