itsmattkc
c2e47a296c
Features a lot of timeline-related cache optimizations as well as general optimizations and improvements in timeline behavior. Should improve usability significantly.
183 lines
3.9 KiB
C++
183 lines
3.9 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 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 TIMEBASEDWIDGET_H
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#define TIMEBASEDWIDGET_H
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#include <QWidget>
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#include "node/output/viewer/viewer.h"
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#include "timeline/timelinecommon.h"
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#include "widget/resizablescrollbar/resizablescrollbar.h"
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#include "widget/timelinewidget/timelinescaledobject.h"
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#include "widget/timelinewidget/view/timelineview.h"
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#include "widget/timeruler/timeruler.h"
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OLIVE_NAMESPACE_ENTER
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class TimeBasedWidget : public TimelineScaledWidget
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{
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Q_OBJECT
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public:
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TimeBasedWidget(bool ruler_text_visible = true, bool ruler_cache_status_visible = false, QWidget* parent = nullptr);
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rational GetTime() const;
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const int64_t& GetTimestamp() const;
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void ZoomIn();
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void ZoomOut();
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ViewerOutput* GetConnectedNode() const;
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void ConnectViewerNode(ViewerOutput *node);
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void SetScaleAndCenterOnPlayhead(const double& scale);
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public slots:
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void SetTimestamp(int64_t timestamp);
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void SetTimebase(const rational& timebase);
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void SetScale(const double& scale);
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void GoToStart();
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void PrevFrame();
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void NextFrame();
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void GoToEnd();
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void GoToPrevCut();
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void GoToNextCut();
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void SetInAtPlayhead();
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void SetOutAtPlayhead();
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void ResetIn();
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void ResetOut();
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void ClearInOutPoints();
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void SetMarker();
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void ToggleShowAll();
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void GoToIn();
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void GoToOut();
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TimeRuler* ruler() const;
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protected slots:
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void SetTimeAndSignal(const int64_t& t);
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protected:
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ResizableScrollBar* scrollbar() const;
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virtual void TimebaseChangedEvent(const rational&) override;
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virtual void TimeChangedEvent(const int64_t&){}
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virtual void ScaleChangedEvent(const double &) override;
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virtual void ConnectedNodeChanged(ViewerOutput*){}
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virtual void ConnectNodeInternal(ViewerOutput*){}
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virtual void DisconnectNodeInternal(ViewerOutput*){}
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void SetAutoMaxScrollBar(bool e);
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virtual void resizeEvent(QResizeEvent *event) override;
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virtual TimelinePoints* ConnectTimelinePoints();
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virtual Project* GetTimelinePointsProject();
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TimelinePoints* GetConnectedTimelinePoints() const;
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void ConnectTimelineView(TimelineViewBase* base);
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protected slots:
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/**
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* @brief Slot to center the horizontal scroll bar on the playhead's current position
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*/
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void CenterScrollOnPlayhead();
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signals:
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void TimeChanged(const int64_t&);
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void TimebaseChanged(const rational&);
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private:
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/**
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* @brief Set either in or out point to the current playhead
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*
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* @param m
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*
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* Set to kTrimIn or kTrimOut for setting the in point or out point respectively.
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*/
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void SetPoint(Timeline::MovementMode m, const rational &time);
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/**
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* @brief Reset either the in or out point
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*
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* Sets either the in point to 0 or the out point to `RATIONAL_MAX`.
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*
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* @param m
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*
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* Set to kTrimIn or kTrimOut for setting the in point or out point respectively.
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*/
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void ResetPoint(Timeline::MovementMode m);
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ViewerOutput* viewer_node_;
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TimeRuler* ruler_;
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ResizableScrollBar* scrollbar_;
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bool auto_max_scrollbar_;
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TimelinePoints* points_;
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QList<TimelineViewBase*> timeline_views_;
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bool toggle_show_all_;
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double toggle_show_all_old_scale_;
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int toggle_show_all_old_scroll_;
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private slots:
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void UpdateMaximumScroll();
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void ScrollBarResized(const double& multiplier);
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};
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OLIVE_NAMESPACE_EXIT
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#endif // TIMEBASEDWIDGET_H
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