itsmattkc
f73c41d3fa
This required various changes to various parts of the infrastructure (mostly using paths to finding the "root project" of any given object throughout). Now theoretically infinite projects can be opened and accounted for at any given time.
123 lines
2.8 KiB
C++
123 lines
2.8 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 TRACKLIST_H
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#define TRACKLIST_H
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#include <QObject>
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#include "common/timelinecommon.h"
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#include "node/graph.h"
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#include "node/output/track/track.h"
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OLIVE_NAMESPACE_ENTER
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class ViewerOutput;
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class TrackList : public QObject {
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Q_OBJECT
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public:
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TrackList(ViewerOutput *parent, const Timeline::TrackType& type, NodeInputArray* track_input);
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const Timeline::TrackType& type() const;
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const QVector<TrackOutput*>& Tracks() const;
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TrackOutput* TrackAt(int index) const;
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TrackOutput *AddTrack();
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void RemoveTrack();
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const rational& TrackLength() const;
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int TrackCount() const;
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NodeGraph* GetParentGraph() const;
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signals:
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void BlockAdded(Block* block, int index);
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void BlockRemoved(Block* block);
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void TrackAdded(TrackOutput* track);
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void TrackRemoved(TrackOutput* track);
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void TrackListChanged();
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void LengthChanged(const rational &length);
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void TrackHeightChanged(int index, int height);
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private:
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/**
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* @brief A cache of connected Tracks
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*/
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QVector<TrackOutput*> track_cache_;
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NodeInputArray* track_input_;
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rational total_length_;
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enum Timeline::TrackType type_;
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private 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(NodeEdgePtr edge);
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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(NodeEdgePtr edge);
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/**
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* @brief Slot for when a connected Track has added a Block so we can update the UI
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*/
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void TrackAddedBlock(Block* block);
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/**
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* @brief Slot for when a connected Track has added a Block so we can update the UI
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*/
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void TrackRemovedBlock(Block* block);
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/**
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* @brief Slot for when the count of tracks in the track input changes
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*/
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void TrackListSizeChanged(int size);
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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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* @brief Slot when a track height changes, transforms to the TrackHeightChanged signal which includes a track index
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*/
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void TrackHeightChangedSlot(int height);
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};
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OLIVE_NAMESPACE_EXIT
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#endif // TRACKLIST_H
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