Files
oak-editor/app/widget/timelinewidget/tool/rolling.cpp
T
itsmattkc 1aa87cbda6 various: encapsulate all code in the olive namespace to avoid name collisions
Large-scale code cleanup. Also adds a license to the top of all files that were
missing it.
2020-04-06 15:29:53 +10:00

106 lines
3.9 KiB
C++

/***
Olive - Non-Linear Video Editor
Copyright (C) 2019 Olive Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
***/
#include "widget/timelinewidget/timelinewidget.h"
#include "node/block/gap/gap.h"
#include "widget/nodeview/nodeviewundo.h"
OLIVE_NAMESPACE_ENTER
TimelineWidget::RollingTool::RollingTool(TimelineWidget* parent) :
PointerTool(parent)
{
SetMovementAllowed(false);
}
void TimelineWidget::RollingTool::MouseReleaseInternal(TimelineViewMouseEvent *event)
{
Q_UNUSED(event)
QUndoCommand* command = new QUndoCommand();
// Find earliest point to ripple around
foreach (TimelineViewGhostItem* ghost, parent()->ghost_items_) {
Block* b = Node::ValueToPtr<Block>(ghost->data(TimelineViewGhostItem::kAttachedBlock));
if (ghost->mode() == Timeline::kTrimIn) {
if (b->previous() == nullptr) {
// We'll need to insert a gap here, so we'll do a Place command instead
GapBlock* gap = new GapBlock();
gap->set_length_and_media_out(ghost->Length());
new NodeAddCommand(static_cast<NodeGraph*>(b->parent()),
gap,
command);
new TrackReplaceBlockCommand(parent()->GetTrackFromReference(ghost->Track()), b, gap, command);
}
new BlockResizeWithMediaInCommand(b, ghost->AdjustedLength(), command);
if (b->previous() == nullptr) {
const TrackReference& track_ref = ghost->Track();
new TrackPlaceBlockCommand(parent()->GetConnectedNode()->track_list(track_ref.type()),
track_ref.index(),
b,
ghost->GetAdjustedIn(),
command);
}
} else if (ghost->mode() == Timeline::kTrimOut) {
new BlockResizeCommand(b, ghost->AdjustedLength(), command);
}
}
Core::instance()->undo_stack()->pushIfHasChildren(command);
}
rational TimelineWidget::RollingTool::FrameValidateInternal(rational time_movement, const QVector<TimelineViewGhostItem *> &ghosts)
{
// Only validate trimming, and we don't care about "overwriting" since the rolling tool is designed to trim at collisions
time_movement = ValidateInTrimming(time_movement, ghosts, false);
time_movement = ValidateOutTrimming(time_movement, ghosts, false);
return time_movement;
}
void TimelineWidget::RollingTool::InitiateGhosts(TimelineViewBlockItem *clicked_item,
Timeline::MovementMode trim_mode,
bool allow_gap_trimming)
{
Q_UNUSED(allow_gap_trimming)
PointerTool::InitiateGhosts(clicked_item, trim_mode, true);
// For each ghost, we make an equivalent Ghost on the next/previous block
foreach (TimelineViewGhostItem* ghost, parent()->ghost_items_) {
Block* ghost_block = Node::ValueToPtr<Block>(ghost->data(TimelineViewGhostItem::kAttachedBlock));
if (ghost->mode() == Timeline::kTrimIn && ghost_block->previous() != nullptr) {
// Add an extra Ghost for the previous block
AddGhostFromBlock(ghost_block->previous(), ghost->Track(), Timeline::kTrimOut);
} else if (ghost->mode() == Timeline::kTrimOut && ghost_block->next() != nullptr) {
AddGhostFromBlock(ghost_block->next(), ghost->Track(), Timeline::kTrimIn);
}
}
}
OLIVE_NAMESPACE_EXIT