itsmattkc
c41047ab02
Split commands between several files rather than having them all in two monolithic ones.
95 lines
2.7 KiB
C++
95 lines
2.7 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2021 Olive Team
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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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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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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 "common/rational.h"
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#include "widget/nodeview/nodeviewundo.h"
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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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class TimelineWidget;
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class TimelineTool
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{
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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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virtual void MouseMove(TimelineViewMouseEvent *){}
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virtual void MouseRelease(TimelineViewMouseEvent *){}
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virtual void MouseDoubleClick(TimelineViewMouseEvent *){}
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virtual void HoverMove(TimelineViewMouseEvent *){}
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virtual void DragEnter(TimelineViewMouseEvent *){}
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virtual void DragMove(TimelineViewMouseEvent *){}
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virtual void DragLeave(QDragLeaveEvent *){}
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virtual void DragDrop(TimelineViewMouseEvent *){}
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TimelineWidget* parent();
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Sequence* sequence();
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static Timeline::MovementMode FlipTrimMode(const Timeline::MovementMode& trim_mode);
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static rational SnapMovementToTimebase(const rational& start, rational movement, 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, 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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QVector<rational> snap_points_;
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bool dragging_;
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TimelineCoordinate drag_start_;
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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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