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