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 ***************************************************************************/
21 #ifndef CUSTOMTRACKVIEW_H
22 #define CUSTOMTRACKVIEW_H
24 #include <QGraphicsView>
25 #include <QGraphicsItemAnimation>
31 #include "kdenlivedoc.h"
34 class AbstractClipItem;
37 class CustomTrackView : public QGraphicsView {
41 CustomTrackView(KdenliveDoc *doc, QGraphicsScene * projectscene, QWidget *parent = 0);
42 virtual void mousePressEvent(QMouseEvent * event);
43 virtual void mouseReleaseEvent(QMouseEvent * event);
44 virtual void mouseMoveEvent(QMouseEvent * event);
45 void addTrack(TrackInfo type);
48 void checkAutoScroll();
49 void moveClip(const ItemInfo start, const ItemInfo end);
50 /** move transition, startPos = (old start, old end), endPos = (new start, new end) */
51 void moveTransition(const ItemInfo start, const ItemInfo end);
52 void resizeClip(const ItemInfo start, const ItemInfo end);
53 void addClip(QDomElement xml, int clipId, ItemInfo info);
54 void deleteClip(ItemInfo info);
55 void setScale(double scaleFactor);
56 void deleteClip(int clipId);
57 void slotAddEffect(QDomElement effect, GenTime pos, int track);
58 void addEffect(int track, GenTime pos, QDomElement effect);
59 void deleteEffect(int track, GenTime pos, QDomElement effect);
60 void updateEffect(int track, GenTime pos, QDomElement effect);
61 void addTransition(ItemInfo transitionInfo, int endTrack, QDomElement params);
62 void deleteTransition(ItemInfo transitionInfo, int endTrack, QDomElement params);
63 void updateTransition(int track, GenTime pos, QDomElement oldTransition, QDomElement transition);
64 void moveTransition(GenTime oldpos, GenTime newpos);
65 void activateMonitor();
67 void deleteSelectedClips();
68 void setContextMenu(QMenu *timeline, QMenu *clip, QMenu *transition);
69 void checkTrackHeight();
70 QList <TrackInfo> tracksList() const;
73 void setCursorPos(int pos, bool seek = true);
74 void updateCursorPos();
75 void slotDeleteEffect(ClipItem *clip, QDomElement effect);
76 void slotChangeEffectState(ClipItem *clip, QDomElement effect, bool disable);
77 void slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect);
78 void slotRefreshEffects(ClipItem *clip);
79 void setDuration(int duration);
80 void slotAddTransition(ClipItem* clip, ItemInfo transitionInfo, int endTrack, QDomElement transition = QDomElement());
81 void slotTransitionUpdated(Transition *, QDomElement);
82 void slotSwitchTrackAudio(int ix);
83 void slotSwitchTrackVideo(int ix);
86 virtual void drawBackground(QPainter * painter, const QRectF & rect);
87 //virtual void drawForeground ( QPainter * painter, const QRectF & rect );
88 virtual void dragEnterEvent(QDragEnterEvent * event);
89 virtual void dragMoveEvent(QDragMoveEvent * event);
90 virtual void dragLeaveEvent(QDragLeaveEvent * event);
91 virtual void dropEvent(QDropEvent * event);
92 virtual void wheelEvent(QWheelEvent * e);
93 virtual QStringList mimeTypes() const;
94 virtual Qt::DropActions supportedDropActions() const;
95 virtual void resizeEvent(QResizeEvent * event);
99 int m_projectDuration;
101 ClipItem *m_dropItem;
102 KdenliveDoc *m_document;
103 void addItem(DocClipBase *clip, QPoint pos);
104 QGraphicsLineItem *m_cursorLine;
105 ItemInfo m_dragItemInfo;
106 OPERATIONTYPE m_operationMode;
107 OPERATIONTYPE m_moveOpMode;
108 AbstractClipItem *m_dragItem;
109 KUndoStack *m_commandStack;
110 QGraphicsItem *m_visualTip;
111 QGraphicsItemAnimation *m_animation;
112 QTimeLine *m_animationTimer;
117 QList <GenTime> m_snapPoints;
118 void updateSnapPoints(AbstractClipItem *selected);
119 double getSnapPointForPos(double pos);
120 ClipItem *getClipItemAt(int pos, int track);
121 ClipItem *getClipItemAt(GenTime pos, int track);
122 Transition *getTransitionItemAt(int pos, int track);
123 Transition *getTransitionItemAt(GenTime pos, int track);
124 void checkScrolling();
125 /** Should we auto scroll while playing (keep in sync with KdenliveSettings::autoscroll() */
127 void displayContextMenu(QPoint pos, ClipItem *clip = NULL);
128 QMenu *m_timelineContextMenu;
129 QMenu *m_timelineContextClipMenu;
130 QMenu *m_timelineContextTransitionMenu;
131 QList <TrackInfo> m_tracksList;
132 /** Get the index of the video track that is just below current track */
133 int getPreviousVideoTrack(int track);
137 void cursorMoved(int, int);
140 void mousePosition(int);
141 void clipItemSelected(ClipItem*);
142 void transitionItemSelected(Transition*);
143 void activateDocumentMonitor();
144 void trackHeightChanged();