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 cutSelectedClips();
69 void setContextMenu(QMenu *timeline, QMenu *clip, QMenu *transition);
70 void checkTrackHeight();
71 QList <TrackInfo> tracksList() const;
72 void setTool(PROJECTTOOL tool);
73 void cutClip(ItemInfo info, GenTime cutTime, bool cut);
74 void slotSeekToPreviousSnap();
75 void slotSeekToNextSnap();
78 void setCursorPos(int pos, bool seek = true);
79 void moveCursorPos(int delta);
80 void updateCursorPos();
81 void slotDeleteEffect(ClipItem *clip, QDomElement effect);
82 void slotChangeEffectState(ClipItem *clip, QDomElement effect, bool disable);
83 void slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect);
84 void slotRefreshEffects(ClipItem *clip);
85 void setDuration(int duration);
86 void slotAddTransition(ClipItem* clip, ItemInfo transitionInfo, int endTrack, QDomElement transition = QDomElement());
87 void slotTransitionUpdated(Transition *, QDomElement);
88 void slotSwitchTrackAudio(int ix);
89 void slotSwitchTrackVideo(int ix);
90 void slotUpdateClip(int clipId);
93 virtual void drawBackground(QPainter * painter, const QRectF & rect);
94 //virtual void drawForeground ( QPainter * painter, const QRectF & rect );
95 virtual void dragEnterEvent(QDragEnterEvent * event);
96 virtual void dragMoveEvent(QDragMoveEvent * event);
97 virtual void dragLeaveEvent(QDragLeaveEvent * event);
98 virtual void dropEvent(QDropEvent * event);
99 virtual void wheelEvent(QWheelEvent * e);
100 virtual QStringList mimeTypes() const;
101 virtual Qt::DropActions supportedDropActions() const;
102 virtual void resizeEvent(QResizeEvent * event);
106 int m_projectDuration;
108 ClipItem *m_dropItem;
109 KdenliveDoc *m_document;
110 void addItem(DocClipBase *clip, QPoint pos);
111 QGraphicsLineItem *m_cursorLine;
112 ItemInfo m_dragItemInfo;
113 OPERATIONTYPE m_operationMode;
114 OPERATIONTYPE m_moveOpMode;
115 AbstractClipItem *m_dragItem;
116 KUndoStack *m_commandStack;
117 QGraphicsItem *m_visualTip;
118 QGraphicsItemAnimation *m_animation;
119 QTimeLine *m_animationTimer;
125 QList <GenTime> m_snapPoints;
126 void updateSnapPoints(AbstractClipItem *selected);
127 double getSnapPointForPos(double pos);
128 ClipItem *getClipItemAt(int pos, int track);
129 ClipItem *getClipItemAt(GenTime pos, int track);
130 Transition *getTransitionItemAt(int pos, int track);
131 Transition *getTransitionItemAt(GenTime pos, int track);
132 void checkScrolling();
133 /** Should we auto scroll while playing (keep in sync with KdenliveSettings::autoscroll() */
135 void displayContextMenu(QPoint pos, ClipItem *clip = NULL);
136 QMenu *m_timelineContextMenu;
137 QMenu *m_timelineContextClipMenu;
138 QMenu *m_timelineContextTransitionMenu;
139 QList <TrackInfo> m_tracksList;
141 QCursor m_razorCursor;
142 /** Get the index of the video track that is just below current track */
143 int getPreviousVideoTrack(int track);
147 void cursorMoved(int, int);
150 void mousePosition(int);
151 void clipItemSelected(ClipItem*);
152 void transitionItemSelected(Transition*);
153 void activateDocumentMonitor();
154 void trackHeightChanged();