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>
30 #include "kdenlivedoc.h"
31 #include "docclipbase.h"
33 #include "effectslist.h"
34 #include "customtrackscene.h"
37 class AbstractClipItem;
38 class AbstractGroupItem;
41 class CustomTrackView : public QGraphicsView
46 CustomTrackView(KdenliveDoc *doc, CustomTrackScene* projectscene, QWidget *parent = 0);
47 virtual ~ CustomTrackView();
48 virtual void mousePressEvent(QMouseEvent * event);
49 virtual void mouseReleaseEvent(QMouseEvent * event);
50 virtual void mouseMoveEvent(QMouseEvent * event);
51 virtual void mouseDoubleClickEvent(QMouseEvent *event);
52 void addTrack(TrackInfo type, int ix = -1);
53 void removeTrack(int ix);
54 void changeTrack(int ix, TrackInfo type);
56 void checkAutoScroll();
57 void moveClip(const ItemInfo start, const ItemInfo end, bool refresh);
58 void moveGroup(QList <ItemInfo> startClip, QList <ItemInfo> startTransition, const GenTime offset, const int trackOffset, bool reverseMove = false);
59 /** move transition, startPos = (old start, old end), endPos = (new start, new end) */
60 void moveTransition(const ItemInfo start, const ItemInfo end, bool m_refresh);
61 void resizeClip(const ItemInfo start, const ItemInfo end, bool dontWorry = false);
62 void addClip(QDomElement xml, const QString &clipId, ItemInfo info, EffectsList list = EffectsList(), bool overwrite = false, bool push = false, bool refresh = true);
63 void deleteClip(ItemInfo info, bool refresh = true);
64 void slotDeleteClipMarker(const QString &comment, const QString &id, const GenTime &position);
65 void slotDeleteAllClipMarkers(const QString &id);
66 void addMarker(const QString &id, const GenTime &pos, const QString comment);
67 void setScale(double scaleFactor, double verticalScale);
68 void deleteClip(const QString &clipId);
69 void slotAddEffect(QDomElement effect, GenTime pos, int track);
70 void slotAddGroupEffect(QDomElement effect, AbstractGroupItem *group);
71 void addEffect(int track, GenTime pos, QDomElement effect);
72 void deleteEffect(int track, GenTime pos, QDomElement effect);
73 void updateEffect(int track, GenTime pos, QDomElement insertedEffect, int ix, bool triggeredByUser = true);
74 void moveEffect(int track, GenTime pos, int oldPos, int newPos);
75 void addTransition(ItemInfo transitionInfo, int endTrack, QDomElement params, bool refresh);
76 void deleteTransition(ItemInfo transitionInfo, int endTrack, QDomElement params, bool refresh);
77 void updateTransition(int track, GenTime pos, QDomElement oldTransition, QDomElement transition, bool updateTransitionWidget);
78 void moveTransition(GenTime oldpos, GenTime newpos);
79 void activateMonitor();
81 void deleteSelectedClips();
82 void cutSelectedClips();
83 void setContextMenu(QMenu *timeline, QMenu *clip, QMenu *transition, QActionGroup *clipTypeGroup, QMenu *markermenu);
84 void checkTrackHeight();
85 //QList <TrackInfo> tracksList() const;
86 void setTool(PROJECTTOOL tool);
87 ClipItem *cutClip(ItemInfo info, GenTime cutTime, bool cut, bool execute = true);
88 void slotSeekToPreviousSnap();
89 void slotSeekToNextSnap();
90 double getSnapPointForPos(double pos);
91 void editKeyFrame(const GenTime pos, const int track, const int index, const QString keyframes);
92 bool findString(const QString &text);
93 void selectFound(QString track, QString pos);
94 bool findNextString(const QString &text);
95 void initSearchStrings();
96 void clearSearchStrings();
97 QList<ItemInfo> findId(const QString &clipId);
100 void changeClipSpeed();
101 void doChangeClipSpeed(ItemInfo info, ItemInfo speedIndependantInfo, const double speed, const double oldspeed, int strobe, const QString &id);
102 void setDocumentModified();
105 void slotInsertSpace();
106 void slotRemoveSpace();
107 void insertSpace(QList<ItemInfo> clipsToMove, QList<ItemInfo> transToMove, int track, const GenTime duration, const GenTime offset);
108 ClipItem *getActiveClipUnderCursor(bool allowOutsideCursor = false) const;
109 void deleteTimelineTrack(int ix, TrackInfo trackinfo);
110 void changeTimelineTrack(int ix, TrackInfo trackinfo);
111 void saveThumbnails();
112 void autoTransition();
113 QStringList getLadspaParams(QDomElement effect) const;
114 void initCursorPos(int pos);
115 void lockTrack(int ix, bool lock);
116 void groupClips(bool group = true);
117 void doGroupClips(QList <ItemInfo> clipInfos, QList <ItemInfo> transitionInfos, bool group);
118 void loadGroups(const QDomNodeList groups);
120 void doSplitAudio(const GenTime &pos, int track, bool split);
123 void setAudioAndVideo();
124 void doChangeClipType(const GenTime &pos, int track, bool videoOnly, bool audioOnly);
125 int hasGuide(int pos, int offset);
126 void reloadTransitionLumas();
127 void updateProjectFps();
129 int selectedTrack() const;
130 QStringList selectedClips() const;
131 QList<ClipItem *> selectedClipItems() const;
132 void selectClip(bool add, bool group = false);
133 void selectTransition(bool add, bool group = false);
134 QStringList extractTransitionsLumas();
135 void setEditMode(EDITMODE mode);
136 void insertClipCut(DocClipBase *clip, int in, int out);
137 void clearSelection();
138 void editItemDuration();
139 void buildGuidesMenu(QMenu *goMenu) const;
142 void setCursorPos(int pos, bool seek = true);
143 void moveCursorPos(int delta);
144 void updateCursorPos();
145 void slotDeleteEffect(ClipItem *clip, QDomElement effect, bool affectGroup = true);
146 void slotChangeEffectState(ClipItem *clip, int effectPos, bool disable);
147 void slotChangeEffectPosition(ClipItem *clip, int currentPos, int newPos);
148 void slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect, int ix);
149 void slotRefreshEffects(ClipItem *clip);
150 void setDuration(int duration);
151 void slotAddTransition(ClipItem* clip, ItemInfo transitionInfo, int endTrack, QDomElement transition = QDomElement());
152 void slotAddTransitionToSelectedClips(QDomElement transition);
153 void slotTransitionUpdated(Transition *, QDomElement);
154 void slotSwitchTrackAudio(int ix);
155 void slotSwitchTrackVideo(int ix);
156 void slotSwitchTrackLock(int ix);
157 void slotUpdateClip(const QString &clipId, bool reload = true);
158 void slotAddClipMarker(const QString &id, GenTime t, QString c);
159 bool addGuide(const GenTime pos, const QString &comment);
161 void slotEditGuide(CommentedTime guide);
162 void slotEditGuide(int guidePos = -1);
163 void slotDeleteGuide(int guidePos = -1);
164 void slotDeleteAllGuides();
165 void editGuide(const GenTime oldPos, const GenTime pos, const QString &comment);
168 void pasteClipEffects();
169 void slotUpdateAllThumbs();
170 void slotCheckPositionScrolling();
171 void slotInsertTrack(int ix);
172 void slotDeleteTrack(int ix);
173 void slotChangeTrack(int ix);
174 void clipNameChanged(const QString id, const QString name);
176 void slotTrackDown();
177 void slotSelectTrack(int ix);
178 void insertZoneOverwrite(QStringList data, int in);
181 virtual void drawBackground(QPainter * painter, const QRectF & rect);
182 //virtual void drawForeground ( QPainter * painter, const QRectF & rect );
183 virtual void dragEnterEvent(QDragEnterEvent * event);
184 virtual void dragMoveEvent(QDragMoveEvent * event);
185 virtual void dragLeaveEvent(QDragLeaveEvent * event);
186 virtual void dropEvent(QDropEvent * event);
187 virtual void wheelEvent(QWheelEvent * e);
188 virtual void keyPressEvent(QKeyEvent * event);
189 virtual QStringList mimeTypes() const;
190 virtual Qt::DropActions supportedDropActions() const;
194 int m_projectDuration;
196 KdenliveDoc *m_document;
197 CustomTrackScene *m_scene;
198 QGraphicsLineItem *m_cursorLine;
199 ItemInfo m_dragItemInfo;
200 ItemInfo m_selectionGroupInfo;
201 OPERATIONTYPE m_operationMode;
202 OPERATIONTYPE m_moveOpMode;
203 AbstractClipItem *m_dragItem;
205 QUndoStack *m_commandStack;
206 QGraphicsItem *m_visualTip;
207 QGraphicsItemAnimation *m_animation;
208 QTimeLine *m_animationTimer;
213 QList <CommentedTime> m_searchPoints;
214 QList <Guide *> m_guides;
215 void updateSnapPoints(AbstractClipItem *selected, QList <GenTime> offsetList = QList <GenTime> (), bool skipSelectedItems = false);
216 ClipItem *getClipItemAt(int pos, int track);
217 ClipItem *getClipItemAt(GenTime pos, int track);
218 ClipItem *getClipItemAtEnd(GenTime pos, int track);
219 ClipItem *getClipItemAtStart(GenTime pos, int track);
220 Transition *getTransitionItemAt(int pos, int track);
221 Transition *getTransitionItemAt(GenTime pos, int track);
222 Transition *getTransitionItemAtEnd(GenTime pos, int track);
223 Transition *getTransitionItemAtStart(GenTime pos, int track);
224 void checkScrolling();
225 /** Should we auto scroll while playing (keep in sync with KdenliveSettings::autoscroll() */
227 void displayContextMenu(QPoint pos, AbstractClipItem *clip, AbstractGroupItem *group);
228 QMenu *m_timelineContextMenu;
229 QMenu *m_timelineContextClipMenu;
230 QMenu *m_timelineContextTransitionMenu;
232 QAction *m_autoTransition;
233 QAction *m_pasteEffectsAction;
234 QAction *m_ungroupAction;
235 QAction *m_editGuide;
236 QAction *m_deleteGuide;
237 QActionGroup *m_clipTypeGroup;
238 QTimer m_scrollTimer;
239 QTimer m_thumbsTimer;
245 QCursor m_razorCursor;
246 QCursor m_spacerCursor;
247 /** list containing items currently copied in the timeline */
248 QList<AbstractClipItem *> m_copiedItems;
249 /** Used to get the point in timeline where a context menu was opened */
250 QPoint m_menuPosition;
252 AbstractGroupItem *m_selectionGroup;
253 QList <ClipItem *> m_waitingThumbs;
257 /** Get the index of the video track that is just below current track */
258 int getPreviousVideoTrack(int track);
259 void updatePositionEffects(ClipItem * item, ItemInfo info);
260 bool insertDropClips(const QMimeData *data, const QPoint pos);
261 bool canBePastedTo(ItemInfo info, int type) const;
262 bool canBePastedTo(QList <ItemInfo> infoList, int type) const;
263 bool canBePasted(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
264 bool canBeMoved(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
265 ClipItem *getClipUnderCursor() const;
266 AbstractClipItem *getMainActiveClip() const;
267 void resetSelectionGroup(bool selectItems = true);
268 void groupSelectedItems(bool force = false, bool createNewGroup = false);
269 /** Get available space for clip move (min and max free positions) */
270 void getClipAvailableSpace(AbstractClipItem *item, GenTime &minimum, GenTime &maximum);
271 /** Get available space for transition move (min and max free positions) */
272 void getTransitionAvailableSpace(AbstractClipItem *item, GenTime &minimum, GenTime &maximum);
273 void updateClipTypeActions(ClipItem *clip);
274 /** Whether an item can be moved to a new position without colliding with similar items */
275 bool itemCollision(AbstractClipItem *item, ItemInfo newPos);
276 /** Selects all items in the scene rect, and sets ok to false if a group going over several tracks is found in it */
277 QList<QGraphicsItem *> checkForGroups(const QRectF &rect, bool *ok);
278 /** Adjust clips under another one when working in overwrite mode */
279 void adjustTimelineClips(EDITMODE mode, ClipItem *item, ItemInfo posinfo, QUndoCommand *command);
280 void adjustTimelineTransitions(EDITMODE mode, Transition *item, QUndoCommand *command);
281 /** Adjust keyframes when pasted to another clip */
282 void adjustKeyfames(GenTime oldstart, GenTime newstart, GenTime duration, QDomElement xml);
285 void slotRefreshGuides();
286 void slotEnableRefresh();
287 void slotCheckMouseScrolling();
288 void slotEditTimeLineGuide();
289 void slotDeleteTimeLineGuide();
290 void slotFetchNextThumbs();
291 void checkTrackSequence(int track);
292 void slotGoToMarker(QAction *action);
293 void slotResetMenuPosition();
294 void slotDoResetMenuPosition();
297 void cursorMoved(int, int);
300 void mousePosition(int);
301 void clipItemSelected(ClipItem*, int ix = -1);
302 void transitionItemSelected(Transition*, int track = 0, QPoint p = QPoint(), bool update = false);
303 void activateDocumentMonitor();
304 void trackHeightChanged();
305 void tracksChanged();
306 void displayMessage(const QString, MessageType);
307 void showClipFrame(DocClipBase *, QPoint, const int);
308 void doTrackLock(int, bool);
309 void updateClipMarkers(DocClipBase *);
310 void updateTrackHeaders();