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oak-editor/app/widget/timelinewidget/undo/undo.h
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/***
Olive - Non-Linear Video Editor
Copyright (C) 2020 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/>.
***/
#ifndef TIMELINEUNDOABLE_H
#define TIMELINEUNDOABLE_H
#include <QUndoCommand>
#include "node/block/block.h"
#include "node/block/gap/gap.h"
#include "node/block/transition/transition.h"
#include "node/output/track/track.h"
#include "node/output/track/tracklist.h"
#include "timeline/timelinepoints.h"
#include "undo/undocommand.h"
#include "widget/timelinewidget/timelinewidgetselections.h"
namespace olive {
class BlockResizeCommand : public UndoCommand {
public:
BlockResizeCommand(Block* block, rational new_length, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Block* block_;
rational old_length_;
rational new_length_;
};
class BlockResizeWithMediaInCommand : public UndoCommand {
public:
BlockResizeWithMediaInCommand(Block* block, rational new_length, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Block* block_;
rational old_length_;
rational new_length_;
};
class BlockTrimCommand : public UndoCommand {
public:
BlockTrimCommand(Track *track, Block* block, rational new_length, Timeline::MovementMode mode, QUndoCommand* command = nullptr);
virtual Project* GetRelevantProject() const override;
void SetTrimIsARollEdit(bool e)
{
trim_is_a_roll_edit_ = e;
}
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Track* track_;
Block* block_;
rational old_length_;
rational new_length_;
Timeline::MovementMode mode_;
Block* adjacent_;
bool we_created_adjacent_;
bool we_deleted_adjacent_;
bool trim_is_a_roll_edit_;
QObject memory_manager_;
};
class BlockSetMediaInCommand : public UndoCommand {
public:
BlockSetMediaInCommand(Block* block, rational new_media_in, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Block* block_;
rational old_media_in_;
rational new_media_in_;
};
class TrackRippleRemoveBlockCommand : public UndoCommand {
public:
TrackRippleRemoveBlockCommand(Track* track, Block* block, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Track* track_;
Block* block_;
Block* before_;
};
class TrackPrependBlockCommand : public UndoCommand {
public:
TrackPrependBlockCommand(Track* track, Block* block, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Track* track_;
Block* block_;
};
class TrackInsertBlockAfterCommand : public UndoCommand {
public:
TrackInsertBlockAfterCommand(Track* track, Block* block, Block* before, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Track* track_;
Block* block_;
Block* before_;
};
/**
* @brief Clears the area between in and out
*
* The area between `in` and `out` is guaranteed to be freed. BLocks are trimmed and removed to free this space.
* By default, nothing takes this area meaning all subsequent clips are pushed backward, however you can specify
* a block to insert at the `in` point. No checking is done to ensure `insert` is the same length as `in` to `out`.
*/
class TrackRippleRemoveAreaCommand : public UndoCommand {
public:
TrackRippleRemoveAreaCommand(Track* track, rational in, rational out, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
void SetInsert(Block* insert);
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
protected:
Project* project_;
Track* track_;
rational in_;
rational out_;
bool splice_;
QUndoCommand* splice_split_command_;
Block* trim_out_;
Block* trim_in_;
QVector<Block*> removed_blocks_;
rational trim_in_old_length_;
rational trim_out_old_length_;
rational trim_in_new_length_;
rational trim_out_new_length_;
Block* insert_;
QObject memory_manager_;
QVector<QUndoCommand*> remove_block_commands_;
};
class TrackListRippleRemoveAreaCommand : public UndoCommand {
public:
TrackListRippleRemoveAreaCommand(TrackList* list, rational in, rational out, QUndoCommand* parent = nullptr);
virtual ~TrackListRippleRemoveAreaCommand() override;
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
TrackList* list_;
QList<Track*> working_tracks_;
rational in_;
rational out_;
bool all_tracks_unlocked_;
QVector<TrackRippleRemoveAreaCommand*> commands_;
};
class TimelineRippleRemoveAreaCommand : public UndoCommand {
public:
TimelineRippleRemoveAreaCommand(ViewerOutput* timeline, rational in, rational out, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
private:
ViewerOutput* timeline_;
};
class TrackListRippleToolCommand : public UndoCommand {
public:
struct RippleInfo {
Block* block;
Block* ref_block;
Track* track;
rational new_length;
rational old_length;
};
TrackListRippleToolCommand(TrackList* track_list,
const QList<RippleInfo>& info,
const Timeline::MovementMode& movement_mode,
QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
TrackList* track_list_;
QList<RippleInfo> info_;
Timeline::MovementMode movement_mode_;
struct WorkingData {
GapBlock* created_gap;
Block* removed_gap_after;
};
QVector<WorkingData> working_data_;
QObject memory_manager_;
bool all_tracks_unlocked_;
};
/**
* @brief Destructively places `block` at the in point `start`
*
* The Block is guaranteed to be placed at the starting point specified. If there are Blocks in this area, they are
* either trimmed or removed to make space for this Block. Additionally, if the Block is placed beyond the end of
* the Sequence, a GapBlock is inserted to compensate.
*/
class TrackPlaceBlockCommand : public TrackRippleRemoveAreaCommand {
public:
TrackPlaceBlockCommand(TrackList *timeline, int track, Block* block, rational in, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
TrackList* timeline_;
int track_index_;
bool append_;
GapBlock* gap_;
QVector<Track*> added_tracks_;
};
class BlockSplitCommand : public UndoCommand {
public:
BlockSplitCommand(Track* track, Block* block, rational point, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
Block* new_block();
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Track* track_;
Block* block_;
Block* new_block_;
rational new_length_;
rational old_length_;
rational point_;
QList<NodeInput*> transitions_to_move_;
QObject memory_manager_;
QUndoCommand* add_command_;
};
class TrackSplitAtTimeCommand : public UndoCommand {
public:
TrackSplitAtTimeCommand(Track* track, rational point, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
private:
Track* track_;
};
class BlockSplitPreservingLinksCommand : public UndoCommand {
public:
BlockSplitPreservingLinksCommand(const QVector<Block *> &blocks, const QList<rational>& times, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
private:
QVector<Block *> blocks_;
QList<rational> times_;
};
/**
* @brief Replaces Block `old` with Block `replace`
*
* Both blocks must have equal lengths.
*/
class TrackReplaceBlockCommand : public UndoCommand {
public:
TrackReplaceBlockCommand(Track* track, Block* old, Block* replace, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Track* track_;
Block* old_;
Block* replace_;
};
class TrackReplaceBlockWithGapCommand : public UndoCommand {
public:
TrackReplaceBlockWithGapCommand(Track* track, Block* block, QUndoCommand* command = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Track* track_;
Block* block_;
GapBlock* existing_gap_;
GapBlock* existing_merged_gap_;
bool existing_gap_precedes_;
GapBlock* our_gap_;
QObject memory_manager_;
};
class TimelineRippleDeleteGapsAtRegionsCommand : public UndoCommand {
public:
TimelineRippleDeleteGapsAtRegionsCommand(ViewerOutput* vo, const TimeRangeList& regions, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
ViewerOutput* timeline_;
TimeRangeList regions_;
QList<UndoCommand*> commands_;
};
class WorkareaSetEnabledCommand : public UndoCommand {
public:
WorkareaSetEnabledCommand(Project *project, TimelinePoints* points, bool enabled, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Project* project_;
TimelinePoints* points_;
bool old_enabled_;
bool new_enabled_;
};
class WorkareaSetRangeCommand : public UndoCommand {
public:
WorkareaSetRangeCommand(Project *project, TimelinePoints* points, const TimeRange& range, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Project* project_;
TimelinePoints* points_;
TimeRange old_range_;
TimeRange new_range_;
};
class BlockLinkManyCommand : public UndoCommand {
public:
BlockLinkManyCommand(const QVector<Block*> blocks, bool link, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
private:
QVector<Block*> blocks_;
};
class BlockLinkCommand : public UndoCommand {
public:
BlockLinkCommand(Block* a, Block* b, bool link, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Block* a_;
Block* b_;
bool link_;
bool done_;
};
class BlockUnlinkAllCommand : public UndoCommand {
public:
BlockUnlinkAllCommand(Block* block, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Block* block_;
QVector<Block*> unlinked_;
};
class BlockEnableDisableCommand : public UndoCommand {
public:
BlockEnableDisableCommand(Block* block, bool enabled, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Block* block_;
bool old_enabled_;
bool new_enabled_;
};
class TrackSlideCommand : public UndoCommand {
public:
TrackSlideCommand(Track* track, const QList<Block*>& moving_blocks, Block* in_adjacent, Block* out_adjacent, const rational& movement, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
void slide_internal(bool undo);
Track* track_;
QList<Block*> blocks_;
rational movement_;
bool we_created_in_adjacent_;
Block* in_adjacent_;
bool we_created_out_adjacent_;
Block* out_adjacent_;
QObject memory_manager_;
};
class TrackListInsertGaps : public UndoCommand {
public:
TrackListInsertGaps(TrackList* track_list, const rational& point, const rational& length, QUndoCommand* parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
TrackList* track_list_;
rational point_;
rational length_;
QList<Track*> working_tracks_;
bool all_tracks_unlocked_;
QList<Block*> gaps_to_extend_;
QList<GapBlock*> gaps_added_;
BlockSplitPreservingLinksCommand* split_command_;
QObject memory_manager_;
};
class TransitionRemoveCommand : public UndoCommand {
public:
TransitionRemoveCommand(Track *track, TransitionBlock* block, QUndoCommand *parent = nullptr);
virtual Project* GetRelevantProject() const override;
protected:
virtual void redo_internal() override;
virtual void undo_internal() override;
private:
Track* track_;
TransitionBlock* block_;
Block* out_block_;
Block* in_block_;
};
class TimelineWidget;
class TimelineSetSelectionsCommand : public QUndoCommand {
public:
TimelineSetSelectionsCommand(TimelineWidget* timeline, const TimelineWidgetSelections& now, const TimelineWidgetSelections& old, QUndoCommand* parent = nullptr);
protected:
virtual void redo() override;
virtual void undo() override;
private:
TimelineWidget* timeline_;
TimelineWidgetSelections old_;
TimelineWidgetSelections now_;
};
}
#endif // TIMELINEUNDOABLE_H