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, 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();
129 void setCursorPos(int pos, bool seek = true);
130 void moveCursorPos(int delta);
131 void updateCursorPos();
132 void slotDeleteEffect(ClipItem *clip, QDomElement effect);
133 void slotChangeEffectState(ClipItem *clip, int effectPos, bool disable);
134 void slotChangeEffectPosition(ClipItem *clip, int currentPos, int newPos);
135 void slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect, int ix);
136 void slotRefreshEffects(ClipItem *clip);
137 void setDuration(int duration);
138 void slotAddTransition(ClipItem* clip, ItemInfo transitionInfo, int endTrack, QDomElement transition = QDomElement());
139 void slotAddTransitionToSelectedClips(QDomElement transition);
140 void slotTransitionUpdated(Transition *, QDomElement);
141 void slotSwitchTrackAudio(int ix);
142 void slotSwitchTrackVideo(int ix);
143 void slotSwitchTrackLock(int ix);
144 void slotUpdateClip(const QString &clipId, bool reload = true);
145 void slotAddClipMarker(const QString &id, GenTime t, QString c);
146 bool addGuide(const GenTime pos, const QString &comment);
148 void slotEditGuide(CommentedTime guide);
149 void slotEditGuide(int guidePos = -1);
150 void slotDeleteGuide(int guidePos = -1);
151 void slotDeleteAllGuides();
152 void editGuide(const GenTime oldPos, const GenTime pos, const QString &comment);
155 void pasteClipEffects();
156 void slotUpdateAllThumbs();
157 void slotCheckPositionScrolling();
158 void slotInsertTrack(int ix);
159 void slotDeleteTrack(int ix);
160 void slotChangeTrack(int ix);
161 void clipNameChanged(const QString id, const QString name);
164 virtual void drawBackground(QPainter * painter, const QRectF & rect);
165 //virtual void drawForeground ( QPainter * painter, const QRectF & rect );
166 virtual void dragEnterEvent(QDragEnterEvent * event);
167 virtual void dragMoveEvent(QDragMoveEvent * event);
168 virtual void dragLeaveEvent(QDragLeaveEvent * event);
169 virtual void dropEvent(QDropEvent * event);
170 virtual void wheelEvent(QWheelEvent * e);
171 virtual QStringList mimeTypes() const;
172 virtual Qt::DropActions supportedDropActions() const;
176 int m_projectDuration;
178 KdenliveDoc *m_document;
179 CustomTrackScene *m_scene;
180 QGraphicsLineItem *m_cursorLine;
181 ItemInfo m_dragItemInfo;
182 ItemInfo m_selectionGroupInfo;
183 OPERATIONTYPE m_operationMode;
184 OPERATIONTYPE m_moveOpMode;
185 AbstractClipItem *m_dragItem;
187 QUndoStack *m_commandStack;
188 QGraphicsItem *m_visualTip;
189 QGraphicsItemAnimation *m_animation;
190 QTimeLine *m_animationTimer;
195 QList <CommentedTime> m_searchPoints;
196 QList <Guide *> m_guides;
197 void updateSnapPoints(AbstractClipItem *selected, QList <GenTime> offsetList = QList <GenTime> (), bool skipSelectedItems = false);
198 ClipItem *getClipItemAt(int pos, int track);
199 ClipItem *getClipItemAt(GenTime pos, int track);
200 ClipItem *getClipItemAtEnd(GenTime pos, int track);
201 ClipItem *getClipItemAtStart(GenTime pos, int track);
202 Transition *getTransitionItemAt(int pos, int track);
203 Transition *getTransitionItemAt(GenTime pos, int track);
204 Transition *getTransitionItemAtEnd(GenTime pos, int track);
205 Transition *getTransitionItemAtStart(GenTime pos, int track);
206 void checkScrolling();
207 /** Should we auto scroll while playing (keep in sync with KdenliveSettings::autoscroll() */
209 void displayContextMenu(QPoint pos, AbstractClipItem *clip, AbstractGroupItem *group);
210 QMenu *m_timelineContextMenu;
211 QMenu *m_timelineContextClipMenu;
212 QMenu *m_timelineContextTransitionMenu;
213 QAction *m_autoTransition;
214 QAction *m_pasteEffectsAction;
215 QAction *m_ungroupAction;
216 QAction *m_editGuide;
217 QAction *m_deleteGuide;
218 QActionGroup *m_clipTypeGroup;
219 QTimer m_scrollTimer;
220 QTimer m_thumbsTimer;
226 QCursor m_razorCursor;
227 QCursor m_spacerCursor;
228 /** list containing items currently copied in the timeline */
229 QList<AbstractClipItem *> m_copiedItems;
230 /** Used to get the point in timeline where a context menu was opened */
231 QPoint m_menuPosition;
233 AbstractGroupItem *m_selectionGroup;
234 QList <ClipItem *> m_waitingThumbs;
236 /** Get the index of the video track that is just below current track */
237 int getPreviousVideoTrack(int track);
238 void updateClipFade(ClipItem * item);
239 bool insertDropClips(const QMimeData *data, const QPoint pos);
240 bool canBePastedTo(ItemInfo info, int type) const;
241 bool canBePastedTo(QList <ItemInfo> infoList, int type) const;
242 bool canBePasted(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
243 bool canBeMoved(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
244 ClipItem *getClipUnderCursor() const;
245 AbstractClipItem *getMainActiveClip() const;
246 void resetSelectionGroup(bool selectItems = true);
247 void groupSelectedItems(bool force = false, bool createNewGroup = false);
248 /** Get available space for clip move (min and max free positions) */
249 void getClipAvailableSpace(AbstractClipItem *item, GenTime &minimum, GenTime &maximum);
250 /** Get available space for transition move (min and max free positions) */
251 void getTransitionAvailableSpace(AbstractClipItem *item, GenTime &minimum, GenTime &maximum);
252 void updateClipTypeActions(ClipItem *clip);
253 /** Whether an item can be moved to a new position without colliding with similar items */
254 bool itemCollision(AbstractClipItem *item, ItemInfo newPos);
257 void slotRefreshGuides();
258 void slotEnableRefresh();
259 void slotCheckMouseScrolling();
260 void slotEditTimeLineGuide();
261 void slotDeleteTimeLineGuide();
262 void slotFetchNextThumbs();
265 void cursorMoved(int, int);
268 void mousePosition(int);
269 void clipItemSelected(ClipItem*, int ix = -1);
270 void transitionItemSelected(Transition*, int track = 0, QPoint p = QPoint(), bool update = false);
271 void activateDocumentMonitor();
272 void trackHeightChanged();
273 void displayMessage(const QString, MessageType);
274 void showClipFrame(DocClipBase *, const int);
275 void doTrackLock(int, bool);
276 void updateClipMarkers(DocClipBase *);