itsmattkc
81c1922911
This makes the node system somewhat more high-level with the intent of making working with them far more flexible and stable. By making the architecture more abstracted, it becomes far less rigid which should allow us to do even more with it and make it much less crash prone.
130 lines
2.6 KiB
C++
130 lines
2.6 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2020 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 TRACKLIST_H
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#define TRACKLIST_H
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#include <QObject>
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#include "node/graph.h"
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#include "node/output/track/track.h"
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#include "timeline/timelinecommon.h"
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namespace olive {
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class ViewerOutput;
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class TrackList : public QObject
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{
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Q_OBJECT
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public:
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TrackList(ViewerOutput *parent, const Track::Type& type, const QString& track_input);
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const Track::Type& type() const
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{
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return type_;
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}
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const QVector<Track*>& GetTracks() const
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{
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return track_cache_;
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}
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Track* GetTrackAt(int index) const;
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const rational& GetTotalLength() const
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{
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return total_length_;
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}
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int GetTrackCount() const
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{
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return track_cache_.size();
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}
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NodeGraph* GetParentGraph() const;
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const QString &track_input() const;
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NodeInput track_input(int element) const;
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ViewerOutput* parent() const;
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int ArraySize() const;
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void ArrayAppend(bool undoable = false);
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void ArrayRemoveLast(bool undoable = false);
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public slots:
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/**
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* @brief Slot for when the track connection is added
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*/
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void TrackConnected(Node* node, int element);
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/**
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* @brief Slot for when the track connection is removed
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*/
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void TrackDisconnected(Node* node, int element);
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signals:
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void TrackListChanged();
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void LengthChanged(const rational &length);
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void TrackAdded(Track* track);
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void TrackRemoved(Track* track);
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private:
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void UpdateTrackIndexesFrom(int index);
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/**
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* @brief A cache of connected Tracks
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*/
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QVector<Track*> track_cache_;
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QVector<int> track_array_indexes_;
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int GetArrayIndexFromCacheIndex(int index) const
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{
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return track_array_indexes_.at(index);
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}
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int GetCacheIndexFromArrayIndex(int index) const
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{
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return track_array_indexes_.indexOf(index);
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}
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QString track_input_;
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rational total_length_;
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enum Track::Type type_;
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private slots:
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/**
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* @brief Slot for when any of the track's length changes so we can update the length of the tracklist
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*/
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void UpdateTotalLength();
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};
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}
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#endif // TRACKLIST_H
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