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 {
45 CustomTrackView(KdenliveDoc *doc, CustomTrackScene* projectscene, QWidget *parent = 0);
46 virtual ~ CustomTrackView();
47 virtual void mousePressEvent(QMouseEvent * event);
48 virtual void mouseReleaseEvent(QMouseEvent * event);
49 virtual void mouseMoveEvent(QMouseEvent * event);
50 virtual void mouseDoubleClickEvent(QMouseEvent *event);
51 void addTrack(TrackInfo type, int ix = -1);
52 void removeTrack(int ix);
53 void changeTrack(int ix, TrackInfo type);
55 void checkAutoScroll();
56 void moveClip(const ItemInfo start, const ItemInfo end);
57 void moveGroup(QList <ItemInfo> startClip, QList <ItemInfo> startTransition, const GenTime offset, const int trackOffset, bool reverseMove = false);
58 /** move transition, startPos = (old start, old end), endPos = (new start, new end) */
59 void moveTransition(const ItemInfo start, const ItemInfo end);
60 void resizeClip(const ItemInfo start, const ItemInfo end);
61 void addClip(QDomElement xml, const QString &clipId, ItemInfo info, EffectsList list = EffectsList());
62 void deleteClip(ItemInfo info);
63 void slotDeleteClipMarker(const QString &comment, const QString &id, const GenTime &position);
64 void slotDeleteAllClipMarkers(const QString &id);
65 void addMarker(const QString &id, const GenTime &pos, const QString comment);
66 void setScale(double scaleFactor);
67 void deleteClip(const QString &clipId);
68 void slotAddEffect(QDomElement effect, GenTime pos, int track);
69 void slotAddGroupEffect(QDomElement effect, AbstractGroupItem *group);
70 void addEffect(int track, GenTime pos, QDomElement effect);
71 void deleteEffect(int track, GenTime pos, QDomElement effect);
72 void updateEffect(int track, GenTime pos, QDomElement effect, int ix, bool triggeredByUser = true);
73 void moveEffect(int track, GenTime pos, int oldPos, int newPos);
74 void addTransition(ItemInfo transitionInfo, int endTrack, QDomElement params);
75 void deleteTransition(ItemInfo transitionInfo, int endTrack, QDomElement params);
76 void updateTransition(int track, GenTime pos, QDomElement oldTransition, QDomElement transition, bool updateTransitionWidget);
77 void moveTransition(GenTime oldpos, GenTime newpos);
78 void activateMonitor();
80 void deleteSelectedClips();
81 void cutSelectedClips();
82 void setContextMenu(QMenu *timeline, QMenu *clip, QMenu *transition);
83 void checkTrackHeight();
84 //QList <TrackInfo> tracksList() const;
85 void setTool(PROJECTTOOL tool);
86 void cutClip(ItemInfo info, GenTime cutTime, bool cut);
87 void slotSeekToPreviousSnap();
88 void slotSeekToNextSnap();
89 double getSnapPointForPos(double pos);
90 void editKeyFrame(const GenTime pos, const int track, const int index, const QString keyframes);
91 bool findString(const QString &text);
92 bool findNextString(const QString &text);
93 void initSearchStrings();
94 void clearSearchStrings();
97 void changeClipSpeed();
98 void doChangeClipSpeed(ItemInfo info, const double speed, const double oldspeed, const QString &id);
99 void setDocumentModified();
102 void slotInsertSpace();
103 void slotRemoveSpace();
104 void insertSpace(QList<ItemInfo> clipsToMove, QList<ItemInfo> transToMove, int track, const GenTime duration, const GenTime offset);
105 ClipItem *getActiveClipUnderCursor(bool allowOutsideCursor = false) const;
106 void deleteTimelineTrack(int ix, TrackInfo trackinfo);
107 void changeTimelineTrack(int ix, TrackInfo trackinfo);
108 void saveThumbnails();
109 void autoTransition();
110 QStringList getLadspaParams(QDomElement effect) const;
111 void initCursorPos(int pos);
112 void lockTrack(int ix, bool lock);
113 void groupClips(bool group = true);
114 void doGroupClips(QList <ItemInfo> clipInfos, QList <ItemInfo> transitionInfos, bool group);
115 void loadGroups(const QDomNodeList groups);
117 void doSplitAudio(const GenTime &pos, int track, bool split);
120 void doChangeClipType(const GenTime &pos, int track, bool videoOnly, bool audioOnly);
123 void setCursorPos(int pos, bool seek = true);
124 void moveCursorPos(int delta);
125 void updateCursorPos();
126 void slotDeleteEffect(ClipItem *clip, QDomElement effect);
127 void slotChangeEffectState(ClipItem *clip, int effectPos, bool disable);
128 void slotChangeEffectPosition(ClipItem *clip, int currentPos, int newPos);
129 void slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect, int ix);
130 void slotRefreshEffects(ClipItem *clip);
131 void setDuration(int duration);
132 void slotAddTransition(ClipItem* clip, ItemInfo transitionInfo, int endTrack, QDomElement transition = QDomElement());
133 void slotAddTransitionToSelectedClips(QDomElement transition);
134 void slotTransitionUpdated(Transition *, QDomElement);
135 void slotSwitchTrackAudio(int ix);
136 void slotSwitchTrackVideo(int ix);
137 void slotSwitchTrackLock(int ix);
138 void slotUpdateClip(const QString &clipId);
139 void slotAddClipMarker(const QString &id, GenTime t, QString c);
140 bool addGuide(const GenTime pos, const QString &comment);
142 void slotEditGuide(CommentedTime guide);
143 void slotEditGuide();
144 void slotDeleteGuide();
145 void slotDeleteAllGuides();
146 void editGuide(const GenTime oldPos, const GenTime pos, const QString &comment);
149 void pasteClipEffects();
150 void slotUpdateAllThumbs();
151 void slotCheckPositionScrolling();
152 void slotInsertTrack(int ix);
153 void slotDeleteTrack(int ix);
154 void slotChangeTrack(int ix);
155 void clipNameChanged(const QString id, const QString name);
158 virtual void drawBackground(QPainter * painter, const QRectF & rect);
159 //virtual void drawForeground ( QPainter * painter, const QRectF & rect );
160 virtual void dragEnterEvent(QDragEnterEvent * event);
161 virtual void dragMoveEvent(QDragMoveEvent * event);
162 virtual void dragLeaveEvent(QDragLeaveEvent * event);
163 virtual void dropEvent(QDropEvent * event);
164 virtual void wheelEvent(QWheelEvent * e);
165 virtual QStringList mimeTypes() const;
166 virtual Qt::DropActions supportedDropActions() const;
167 virtual void resizeEvent(QResizeEvent * event);
171 uint m_selectedTrack;
172 int m_projectDuration;
174 KdenliveDoc *m_document;
175 CustomTrackScene *m_scene;
176 QGraphicsLineItem *m_cursorLine;
177 ItemInfo m_dragItemInfo;
178 ItemInfo m_selectionGroupInfo;
179 OPERATIONTYPE m_operationMode;
180 OPERATIONTYPE m_moveOpMode;
181 AbstractClipItem *m_dragItem;
183 QUndoStack *m_commandStack;
184 QGraphicsItem *m_visualTip;
185 QGraphicsItemAnimation *m_animation;
186 QTimeLine *m_animationTimer;
191 QList <CommentedTime> m_searchPoints;
192 QList <Guide *> m_guides;
193 void updateSnapPoints(AbstractClipItem *selected, QList <GenTime> offsetList = QList <GenTime> (), bool skipSelectedItems = false);
194 ClipItem *getClipItemAt(int pos, int track);
195 ClipItem *getClipItemAt(GenTime pos, int track);
196 ClipItem *getClipItemAtEnd(GenTime pos, int track);
197 ClipItem *getClipItemAtStart(GenTime pos, int track);
198 Transition *getTransitionItemAt(int pos, int track);
199 Transition *getTransitionItemAt(GenTime pos, int track);
200 Transition *getTransitionItemAtEnd(GenTime pos, int track);
201 Transition *getTransitionItemAtStart(GenTime pos, int track);
202 void checkScrolling();
203 /** Should we auto scroll while playing (keep in sync with KdenliveSettings::autoscroll() */
205 void displayContextMenu(QPoint pos, AbstractClipItem *clip, AbstractGroupItem *group);
206 QMenu *m_timelineContextMenu;
207 QMenu *m_timelineContextClipMenu;
208 QMenu *m_timelineContextTransitionMenu;
209 QAction *m_autoTransition;
210 QAction *m_changeSpeedAction;
211 QAction *m_pasteEffectsAction;
212 QAction *m_ungroupAction;
213 QTimer m_scrollTimer;
217 QList <CommentedTime> m_searchStrings;
220 QCursor m_razorCursor;
221 QCursor m_spacerCursor;
222 /** list containing items currently copied in the timeline */
223 QList<AbstractClipItem *> m_copiedItems;
224 /** Used to get the point in timeline where a context menu was opened */
225 QPoint m_menuPosition;
227 AbstractGroupItem *m_selectionGroup;
229 /** Get the index of the video track that is just below current track */
230 int getPreviousVideoTrack(int track);
231 void updateClipFade(ClipItem * item, bool updateFadeOut = false);
232 bool canBePastedTo(ItemInfo info, int type) const;
233 bool canBePasted(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
234 bool canBeMoved(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
235 ClipItem *getClipUnderCursor() const;
236 ClipItem *getMainActiveClip() const;
237 bool insertPossible(AbstractGroupItem *group, const QPoint &pos) const;
238 void resetSelectionGroup(bool selectItems = true);
239 void groupSelectedItems(bool force = false, bool createNewGroup = false);
240 /** Get available space for clip move (min and max free positions) */
241 void getClipAvailableSpace(AbstractClipItem *item, GenTime &minimum, GenTime &maximum);
242 /** Get available space for transition move (min and max free positions) */
243 void getTransitionAvailableSpace(AbstractClipItem *item, GenTime &minimum, GenTime &maximum);
247 void slotRefreshGuides();
248 void slotEnableRefresh();
249 void slotCheckMouseScrolling();
252 void cursorMoved(int, int);
255 void mousePosition(int);
256 void clipItemSelected(ClipItem*, int ix = -1);
257 void transitionItemSelected(Transition*, bool update = false);
258 void activateDocumentMonitor();
259 void trackHeightChanged();
260 void displayMessage(const QString, MessageType);
261 void showClipFrame(DocClipBase *, const int);
262 void doTrackLock(int, bool);