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"
36 class AbstractClipItem;
37 class AbstractGroupItem;
39 class CustomTrackScene;
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 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);
84 void checkTrackHeight();
85 //QList <TrackInfo> tracksList() const;
86 void setTool(PROJECTTOOL tool);
87 void cutClip(ItemInfo info, GenTime cutTime, bool cut);
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 bool findNextString(const QString &text);
94 void initSearchStrings();
95 void clearSearchStrings();
98 void changeClipSpeed();
99 void doChangeClipSpeed(ItemInfo info, ItemInfo speedIndependantInfo, const double speed, const double oldspeed, int strobe, const QString &id);
100 void setDocumentModified();
103 void slotInsertSpace();
104 void slotRemoveSpace();
105 void insertSpace(QList<ItemInfo> clipsToMove, QList<ItemInfo> transToMove, int track, const GenTime duration, const GenTime offset);
106 ClipItem *getActiveClipUnderCursor(bool allowOutsideCursor = false) const;
107 void deleteTimelineTrack(int ix, TrackInfo trackinfo);
108 void changeTimelineTrack(int ix, TrackInfo trackinfo);
109 void saveThumbnails();
110 void autoTransition();
111 QStringList getLadspaParams(QDomElement effect) const;
112 void initCursorPos(int pos);
113 void lockTrack(int ix, bool lock);
114 void groupClips(bool group = true);
115 void doGroupClips(QList <ItemInfo> clipInfos, QList <ItemInfo> transitionInfos, bool group);
116 void loadGroups(const QDomNodeList groups);
118 void doSplitAudio(const GenTime &pos, int track, bool split);
121 void setAudioAndVideo();
122 void doChangeClipType(const GenTime &pos, int track, bool videoOnly, bool audioOnly);
123 int hasGuide(int pos, int offset);
124 void reloadTransitionLumas();
125 void updateProjectFps();
127 int selectedTrack() const;
128 void selectClip(bool add, bool group = false);
129 void selectTransition(bool add, bool group = false);
132 void setCursorPos(int pos, bool seek = true);
133 void moveCursorPos(int delta);
134 void updateCursorPos();
135 void slotDeleteEffect(ClipItem *clip, QDomElement effect);
136 void slotChangeEffectState(ClipItem *clip, int effectPos, bool disable);
137 void slotChangeEffectPosition(ClipItem *clip, int currentPos, int newPos);
138 void slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect, int ix);
139 void slotRefreshEffects(ClipItem *clip);
140 void setDuration(int duration);
141 void slotAddTransition(ClipItem* clip, ItemInfo transitionInfo, int endTrack, QDomElement transition = QDomElement());
142 void slotAddTransitionToSelectedClips(QDomElement transition);
143 void slotTransitionUpdated(Transition *, QDomElement);
144 void slotSwitchTrackAudio(int ix);
145 void slotSwitchTrackVideo(int ix);
146 void slotSwitchTrackLock(int ix);
147 void slotUpdateClip(const QString &clipId, bool reload = true);
148 void slotAddClipMarker(const QString &id, GenTime t, QString c);
149 bool addGuide(const GenTime pos, const QString &comment);
151 void slotEditGuide(CommentedTime guide);
152 void slotEditGuide(int guidePos = -1);
153 void slotDeleteGuide(int guidePos = -1);
154 void slotDeleteAllGuides();
155 void editGuide(const GenTime oldPos, const GenTime pos, const QString &comment);
158 void pasteClipEffects();
159 void slotUpdateAllThumbs();
160 void slotCheckPositionScrolling();
161 void slotInsertTrack(int ix);
162 void slotDeleteTrack(int ix);
163 void slotChangeTrack(int ix);
164 void clipNameChanged(const QString id, const QString name);
166 void slotTrackDown();
167 void slotSelectTrack(int ix);
170 virtual void drawBackground(QPainter * painter, const QRectF & rect);
171 //virtual void drawForeground ( QPainter * painter, const QRectF & rect );
172 virtual void dragEnterEvent(QDragEnterEvent * event);
173 virtual void dragMoveEvent(QDragMoveEvent * event);
174 virtual void dragLeaveEvent(QDragLeaveEvent * event);
175 virtual void dropEvent(QDropEvent * event);
176 virtual void wheelEvent(QWheelEvent * e);
177 virtual void keyPressEvent(QKeyEvent * event);
178 virtual QStringList mimeTypes() const;
179 virtual Qt::DropActions supportedDropActions() const;
183 int m_projectDuration;
185 KdenliveDoc *m_document;
186 CustomTrackScene *m_scene;
187 QGraphicsLineItem *m_cursorLine;
188 ItemInfo m_dragItemInfo;
189 ItemInfo m_selectionGroupInfo;
190 OPERATIONTYPE m_operationMode;
191 OPERATIONTYPE m_moveOpMode;
192 AbstractClipItem *m_dragItem;
194 QUndoStack *m_commandStack;
195 QGraphicsItem *m_visualTip;
196 QGraphicsItemAnimation *m_animation;
197 QTimeLine *m_animationTimer;
202 QList <CommentedTime> m_searchPoints;
203 QList <Guide *> m_guides;
204 void updateSnapPoints(AbstractClipItem *selected, QList <GenTime> offsetList = QList <GenTime> (), bool skipSelectedItems = false);
205 ClipItem *getClipItemAt(int pos, int track);
206 ClipItem *getClipItemAt(GenTime pos, int track);
207 ClipItem *getClipItemAtEnd(GenTime pos, int track);
208 ClipItem *getClipItemAtStart(GenTime pos, int track);
209 Transition *getTransitionItemAt(int pos, int track);
210 Transition *getTransitionItemAt(GenTime pos, int track);
211 Transition *getTransitionItemAtEnd(GenTime pos, int track);
212 Transition *getTransitionItemAtStart(GenTime pos, int track);
213 void checkScrolling();
214 /** Should we auto scroll while playing (keep in sync with KdenliveSettings::autoscroll() */
216 void displayContextMenu(QPoint pos, AbstractClipItem *clip, AbstractGroupItem *group);
217 QMenu *m_timelineContextMenu;
218 QMenu *m_timelineContextClipMenu;
219 QMenu *m_timelineContextTransitionMenu;
220 QAction *m_autoTransition;
221 QAction *m_pasteEffectsAction;
222 QAction *m_ungroupAction;
223 QAction *m_editGuide;
224 QAction *m_deleteGuide;
225 QActionGroup *m_clipTypeGroup;
226 QTimer m_scrollTimer;
227 QTimer m_thumbsTimer;
233 QCursor m_razorCursor;
234 QCursor m_spacerCursor;
235 /** list containing items currently copied in the timeline */
236 QList<AbstractClipItem *> m_copiedItems;
237 /** Used to get the point in timeline where a context menu was opened */
238 QPoint m_menuPosition;
240 AbstractGroupItem *m_selectionGroup;
241 QList <ClipItem *> m_waitingThumbs;
244 /** Get the index of the video track that is just below current track */
245 int getPreviousVideoTrack(int track);
246 void updatePositionEffects(ClipItem * item, ItemInfo info);
247 bool insertDropClips(const QMimeData *data, const QPoint pos);
248 bool canBePastedTo(ItemInfo info, int type) const;
249 bool canBePastedTo(QList <ItemInfo> infoList, int type) const;
250 bool canBePasted(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
251 bool canBeMoved(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
252 ClipItem *getClipUnderCursor() const;
253 AbstractClipItem *getMainActiveClip() const;
254 void resetSelectionGroup(bool selectItems = true);
255 void groupSelectedItems(bool force = false, bool createNewGroup = false);
256 /** Get available space for clip move (min and max free positions) */
257 void getClipAvailableSpace(AbstractClipItem *item, GenTime &minimum, GenTime &maximum);
258 /** Get available space for transition move (min and max free positions) */
259 void getTransitionAvailableSpace(AbstractClipItem *item, GenTime &minimum, GenTime &maximum);
260 void updateClipTypeActions(ClipItem *clip);
261 /** Whether an item can be moved to a new position without colliding with similar items */
262 bool itemCollision(AbstractClipItem *item, ItemInfo newPos);
263 /** Selects all items in the scene rect, and sets ok to false if a group going over several tracks is found in it */
264 QList<QGraphicsItem *> checkForGroups(const QRectF &rect, bool &ok);
267 void slotRefreshGuides();
268 void slotEnableRefresh();
269 void slotCheckMouseScrolling();
270 void slotEditTimeLineGuide();
271 void slotDeleteTimeLineGuide();
272 void slotFetchNextThumbs();
275 void cursorMoved(int, int);
278 void mousePosition(int);
279 void clipItemSelected(ClipItem*, int ix = -1);
280 void transitionItemSelected(Transition*, int track = 0, QPoint p = QPoint(), bool update = false);
281 void activateDocumentMonitor();
282 void trackHeightChanged();
283 void tracksChanged();
284 void displayMessage(const QString, MessageType);
285 void showClipFrame(DocClipBase *, const int);
286 void doTrackLock(int, bool);
287 void updateClipMarkers(DocClipBase *);
288 void updateTrackHeaders();