1 /***************************************************************************
2 * Copyright (C) 2007 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
18 ***************************************************************************/
22 * @brief Manages the timline
23 * @author Jean-Baptiste Mardelle
29 #include <QScrollArea>
31 #include <QGraphicsScene>
32 #include <QGraphicsLineItem>
33 #include <QDomElement>
37 #include "customtrackscene.h"
38 #include "ui_timeline_ui.h"
42 class CustomTrackView;
47 class TrackView : public QWidget, public Ui::TimeLine_UI
52 explicit TrackView(KdenliveDoc *doc, bool *ok, QWidget *parent = 0);
53 virtual ~ TrackView();
54 void setEditMode(const QString & editMode);
55 const QString & editMode() const;
56 QGraphicsScene *projectScene();
57 CustomTrackView *projectView();
59 int tracksNumber() const;
60 KdenliveDoc *document();
62 void updateProjectFps();
68 virtual void keyPressEvent(QKeyEvent * event);
71 void slotDeleteClip(const QString &clipId);
72 void slotChangeZoom(int horizontal, int vertical = -1);
73 void setDuration(int dur);
74 void slotSetZone(QPoint p);
78 CustomTrackView *m_trackview;
79 QList <QString> m_invalidProducers;
83 CustomTrackScene *m_scene;
87 QString m_documentErrors;
88 void parseDocument(QDomDocument doc);
89 int slotAddProjectTrack(int ix, QDomElement xml, bool locked);
90 DocClipBase *getMissingProducer(const QString id) const;
91 void adjustTrackHeaders();
94 void setCursorPos(int pos);
95 void moveCursorPos(int pos);
96 /** @brief Rebuild the track headers */
97 void slotRebuildTrackHeaders();
98 /** @brief The tracks count or a track name changed, rebuild and notify */
99 void slotReloadTracks();
100 void slotChangeTrackLock(int ix, bool lock);
101 void slotVerticalZoomDown();
102 void slotVerticalZoomUp();
103 void slotRenameTrack(int ix);
104 void slotRepaintTracks();
105 /** @brief Adjust margins of header area
107 * Avoid a shift between header area and trackview if
108 * the horizontal scrollbar is visible and the position
109 * of the vertical scrollbar is maximal */
110 void slotUpdateVerticalScroll(int min, int max);
113 void mousePosition(int);
115 void zoneMoved(int, int);
116 void insertTrack(int);
117 void deleteTrack(int);
118 void changeTrack(int);
119 void updateTracksInfo();