114 lines
2.8 KiB
C++
114 lines
2.8 KiB
C++
/*
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* Olive Community Edition - Non-Linear Video Editor
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* Copyright (C) 2025 Olive CE Team
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef TIMELINETOOL_H
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#define TIMELINETOOL_H
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#include <QDragLeaveEvent>
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#include "widget/timelinewidget/view/timelineviewghostitem.h"
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#include "widget/timelinewidget/view/timelineviewmouseevent.h"
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namespace olive
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{
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class TimelineWidget;
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class TimelineTool {
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public:
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TimelineTool(TimelineWidget *parent);
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virtual ~TimelineTool();
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virtual void MousePress(TimelineViewMouseEvent *)
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{
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}
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virtual void MouseMove(TimelineViewMouseEvent *)
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{
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}
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virtual void MouseRelease(TimelineViewMouseEvent *)
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{
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}
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virtual void MouseDoubleClick(TimelineViewMouseEvent *)
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{
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}
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virtual void HoverMove(TimelineViewMouseEvent *)
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{
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}
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virtual void DragEnter(TimelineViewMouseEvent *)
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{
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}
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virtual void DragMove(TimelineViewMouseEvent *)
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{
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}
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virtual void DragLeave(QDragLeaveEvent *)
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{
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}
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virtual void DragDrop(TimelineViewMouseEvent *)
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{
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}
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TimelineWidget *parent();
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Sequence *sequence();
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static Timeline::MovementMode
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FlipTrimMode(const Timeline::MovementMode &trim_mode);
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static rational SnapMovementToTimebase(const rational &start,
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rational movement,
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const rational &timebase);
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protected:
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/**
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* @brief Validates Ghosts that are moving horizontally (time-based)
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*
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* Validation is the process of ensuring that whatever movements the user is making are "valid" and "legal". This
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* function's validation ensures that no Ghost's in point ends up in a negative timecode.
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*/
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rational ValidateTimeMovement(rational movement);
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/**
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* @brief Validates Ghosts that are moving vertically (track-based)
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*
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* This function's validation ensures that no Ghost's track ends up in a negative (non-existent) track.
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*/
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int ValidateTrackMovement(int movement,
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const QVector<TimelineViewGhostItem *> &ghosts);
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void GetGhostData(rational *earliest_point, rational *latest_point);
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void InsertGapsAtGhostDestination(MultiUndoCommand *command);
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std::vector<rational> snap_points_;
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bool dragging_;
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TimelineCoordinate drag_start_;
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static const int kDefaultDistanceFromOutput;
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private:
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TimelineWidget *parent_;
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};
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}
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#endif // TIMELINETOOL_H
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