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"
32 #include "docclipbase.h"
35 class AbstractClipItem;
38 class CustomTrackView : public QGraphicsView {
42 CustomTrackView(KdenliveDoc *doc, QGraphicsScene * projectscene, QWidget *parent = 0);
43 virtual void mousePressEvent(QMouseEvent * event);
44 virtual void mouseReleaseEvent(QMouseEvent * event);
45 virtual void mouseMoveEvent(QMouseEvent * event);
46 void addTrack(TrackInfo type);
49 void checkAutoScroll();
50 void moveClip(const ItemInfo start, const ItemInfo end);
51 /** move transition, startPos = (old start, old end), endPos = (new start, new end) */
52 void moveTransition(const ItemInfo start, const ItemInfo end);
53 void resizeClip(const ItemInfo start, const ItemInfo end);
54 void addClip(QDomElement xml, int clipId, ItemInfo info);
55 void deleteClip(ItemInfo info);
56 void slotAddClipMarker();
57 void slotEditClipMarker();
58 void slotDeleteClipMarker();
59 void addMarker(const int id, const GenTime &pos, const QString comment);
60 void setScale(double scaleFactor);
61 void deleteClip(int clipId);
62 void slotAddEffect(QDomElement effect, GenTime pos, int track);
63 void addEffect(int track, GenTime pos, QDomElement effect);
64 void deleteEffect(int track, GenTime pos, QDomElement effect);
65 void updateEffect(int track, GenTime pos, QDomElement effect);
66 void moveEffect(int track, GenTime pos, int oldPos, int newPos);
67 void addTransition(ItemInfo transitionInfo, int endTrack, QDomElement params);
68 void deleteTransition(ItemInfo transitionInfo, int endTrack, QDomElement params);
69 void updateTransition(int track, GenTime pos, QDomElement oldTransition, QDomElement transition);
70 void moveTransition(GenTime oldpos, GenTime newpos);
71 void activateMonitor();
73 void deleteSelectedClips();
74 void cutSelectedClips();
75 void setContextMenu(QMenu *timeline, QMenu *clip, QMenu *transition);
76 void checkTrackHeight();
77 QList <TrackInfo> tracksList() const;
78 void setTool(PROJECTTOOL tool);
79 void cutClip(ItemInfo info, GenTime cutTime, bool cut);
80 void slotSeekToPreviousSnap();
81 void slotSeekToNextSnap();
84 void setCursorPos(int pos, bool seek = true);
85 void moveCursorPos(int delta);
86 void updateCursorPos();
87 void slotDeleteEffect(ClipItem *clip, QDomElement effect);
88 void slotChangeEffectState(ClipItem *clip, QDomElement effect, bool disable);
89 void slotChangeEffectPosition(ClipItem *clip, int currentPos, int newPos);
90 void slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect);
91 void slotRefreshEffects(ClipItem *clip);
92 void setDuration(int duration);
93 void slotAddTransition(ClipItem* clip, ItemInfo transitionInfo, int endTrack, QDomElement transition = QDomElement());
94 void slotTransitionUpdated(Transition *, QDomElement);
95 void slotSwitchTrackAudio(int ix);
96 void slotSwitchTrackVideo(int ix);
97 void slotUpdateClip(int clipId);
98 void slotAddClipMarker(int id, GenTime t, QString c);
101 virtual void drawBackground(QPainter * painter, const QRectF & rect);
102 //virtual void drawForeground ( QPainter * painter, const QRectF & rect );
103 virtual void dragEnterEvent(QDragEnterEvent * event);
104 virtual void dragMoveEvent(QDragMoveEvent * event);
105 virtual void dragLeaveEvent(QDragLeaveEvent * event);
106 virtual void dropEvent(QDropEvent * event);
107 virtual void wheelEvent(QWheelEvent * e);
108 virtual QStringList mimeTypes() const;
109 virtual Qt::DropActions supportedDropActions() const;
110 virtual void resizeEvent(QResizeEvent * event);
114 int m_projectDuration;
116 ClipItem *m_dropItem;
117 KdenliveDoc *m_document;
118 void addItem(DocClipBase *clip, QPoint pos);
119 QGraphicsLineItem *m_cursorLine;
120 ItemInfo m_dragItemInfo;
121 OPERATIONTYPE m_operationMode;
122 OPERATIONTYPE m_moveOpMode;
123 AbstractClipItem *m_dragItem;
124 KUndoStack *m_commandStack;
125 QGraphicsItem *m_visualTip;
126 QGraphicsItemAnimation *m_animation;
127 QTimeLine *m_animationTimer;
133 QList <GenTime> m_snapPoints;
134 void updateSnapPoints(AbstractClipItem *selected);
135 double getSnapPointForPos(double pos);
136 ClipItem *getClipItemAt(int pos, int track);
137 ClipItem *getClipItemAt(GenTime pos, int track);
138 Transition *getTransitionItemAt(int pos, int track);
139 Transition *getTransitionItemAt(GenTime pos, int track);
140 void checkScrolling();
141 /** Should we auto scroll while playing (keep in sync with KdenliveSettings::autoscroll() */
143 void displayContextMenu(QPoint pos, AbstractClipItem *clip = NULL);
144 QMenu *m_timelineContextMenu;
145 QMenu *m_timelineContextClipMenu;
146 QMenu *m_timelineContextTransitionMenu;
147 QList <TrackInfo> m_tracksList;
149 QCursor m_razorCursor;
150 /** Get the index of the video track that is just below current track */
151 int getPreviousVideoTrack(int track);
155 void cursorMoved(int, int);
158 void mousePosition(int);
159 void clipItemSelected(ClipItem*);
160 void transitionItemSelected(Transition*);
161 void activateDocumentMonitor();
162 void trackHeightChanged();