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 /** move transition, startPos = (old start, old end), endPos = (new start, new end) */
58 void moveTransition(const ItemInfo start, const ItemInfo end);
59 void resizeClip(const ItemInfo start, const ItemInfo end);
60 void addClip(QDomElement xml, const QString &clipId, ItemInfo info, EffectsList list = EffectsList());
61 void deleteClip(ItemInfo info);
62 void slotDeleteClipMarker(const QString &comment, const QString &id, const GenTime &position);
63 void slotDeleteAllClipMarkers(const QString &id);
64 void addMarker(const QString &id, const GenTime &pos, const QString comment);
65 void setScale(double scaleFactor);
66 void deleteClip(const QString &clipId);
67 void slotAddEffect(QDomElement effect, GenTime pos, int track);
68 void addEffect(int track, GenTime pos, QDomElement effect);
69 void deleteEffect(int track, GenTime pos, QDomElement effect);
70 void updateEffect(int track, GenTime pos, QDomElement effect, int ix, bool triggeredByUser = true);
71 void moveEffect(int track, GenTime pos, int oldPos, int newPos);
72 void addTransition(ItemInfo transitionInfo, int endTrack, QDomElement params);
73 void deleteTransition(ItemInfo transitionInfo, int endTrack, QDomElement params);
74 void updateTransition(int track, GenTime pos, QDomElement oldTransition, QDomElement transition, bool updateTransitionWidget);
75 void moveTransition(GenTime oldpos, GenTime newpos);
76 void activateMonitor();
78 void deleteSelectedClips();
79 void cutSelectedClips();
80 void setContextMenu(QMenu *timeline, QMenu *clip, QMenu *transition);
81 void checkTrackHeight();
82 //QList <TrackInfo> tracksList() const;
83 void setTool(PROJECTTOOL tool);
84 void cutClip(ItemInfo info, GenTime cutTime, bool cut);
85 void slotSeekToPreviousSnap();
86 void slotSeekToNextSnap();
87 double getSnapPointForPos(double pos);
88 void editKeyFrame(const GenTime pos, const int track, const int index, const QString keyframes);
89 bool findString(const QString &text);
90 bool findNextString(const QString &text);
91 void initSearchStrings();
92 void clearSearchStrings();
95 void changeClipSpeed();
96 void doChangeClipSpeed(ItemInfo info, const double speed, const double oldspeed, const QString &id);
97 void setDocumentModified();
100 void slotInsertSpace();
101 void slotRemoveSpace();
102 void insertSpace(const GenTime &pos, int track, const GenTime duration, bool add);
103 ClipItem *getActiveClipUnderCursor(bool allowOutsideCursor = false) const;
104 void addTimelineTrack(int ix, TrackInfo trackinfo);
105 void deleteTimelineTrack(int ix, TrackInfo trackinfo);
106 void changeTimelineTrack(int ix, TrackInfo trackinfo);
109 void setCursorPos(int pos, bool seek = true);
110 void moveCursorPos(int delta);
111 void updateCursorPos();
112 void slotDeleteEffect(ClipItem *clip, QDomElement effect);
113 void slotChangeEffectState(ClipItem *clip, int effectPos, bool disable);
114 void slotChangeEffectPosition(ClipItem *clip, int currentPos, int newPos);
115 void slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect, int ix);
116 void slotRefreshEffects(ClipItem *clip);
117 void setDuration(int duration);
118 void slotAddTransition(ClipItem* clip, ItemInfo transitionInfo, int endTrack, QDomElement transition = QDomElement());
119 void slotAddTransitionToSelectedClips(QDomElement transition);
120 void slotTransitionUpdated(Transition *, QDomElement);
121 void slotTransitionTrackUpdated(Transition *tr, int track);
122 void slotSwitchTrackAudio(int ix);
123 void slotSwitchTrackVideo(int ix);
124 void slotUpdateClip(const QString &clipId);
125 void slotAddClipMarker(const QString &id, GenTime t, QString c);
126 bool addGuide(const GenTime pos, const QString &comment);
128 void slotEditGuide(CommentedTime guide);
129 void slotEditGuide();
130 void slotDeleteGuide();
131 void slotDeleteAllGuides();
132 void editGuide(const GenTime oldPos, const GenTime pos, const QString &comment);
135 void pasteClipEffects();
136 void slotUpdateAllThumbs();
137 void slotCheckPositionScrolling();
138 void slotInsertTrack(int ix);
139 void slotDeleteTrack(int ix);
140 void slotChangeTrack(int ix);
143 virtual void drawBackground(QPainter * painter, const QRectF & rect);
144 //virtual void drawForeground ( QPainter * painter, const QRectF & rect );
145 virtual void dragEnterEvent(QDragEnterEvent * event);
146 virtual void dragMoveEvent(QDragMoveEvent * event);
147 virtual void dragLeaveEvent(QDragLeaveEvent * event);
148 virtual void dropEvent(QDropEvent * event);
149 virtual void wheelEvent(QWheelEvent * e);
150 virtual QStringList mimeTypes() const;
151 virtual Qt::DropActions supportedDropActions() const;
152 virtual void resizeEvent(QResizeEvent * event);
156 uint m_selectedTrack;
157 int m_projectDuration;
160 KdenliveDoc *m_document;
161 CustomTrackScene *m_scene;
162 QGraphicsLineItem *m_cursorLine;
163 ItemInfo m_dragItemInfo;
164 ItemInfo m_selectionGroupInfo;
165 OPERATIONTYPE m_operationMode;
166 OPERATIONTYPE m_moveOpMode;
167 AbstractClipItem *m_dragItem;
169 QUndoStack *m_commandStack;
170 QGraphicsItem *m_visualTip;
171 QGraphicsItemAnimation *m_animation;
172 QTimeLine *m_animationTimer;
177 QList <CommentedTime> m_searchPoints;
178 QList <Guide *> m_guides;
179 void updateSnapPoints(AbstractClipItem *selected);
180 ClipItem *getClipItemAt(int pos, int track);
181 ClipItem *getClipItemAt(GenTime pos, int track);
182 Transition *getTransitionItemAt(int pos, int track);
183 Transition *getTransitionItemAt(GenTime pos, int track);
184 void checkScrolling();
185 /** Should we auto scroll while playing (keep in sync with KdenliveSettings::autoscroll() */
187 void displayContextMenu(QPoint pos, AbstractClipItem *clip = NULL);
188 QMenu *m_timelineContextMenu;
189 QMenu *m_timelineContextClipMenu;
190 QMenu *m_timelineContextTransitionMenu;
191 QTimer m_scrollTimer;
194 QList <CommentedTime> m_searchStrings;
197 QCursor m_razorCursor;
198 QCursor m_spacerCursor;
199 /** list containing items currently copied in the timeline */
200 QList<AbstractClipItem *> m_copiedItems;
201 /** Used to get the point in timeline where a context menu was opened */
202 QPoint m_menuPosition;
204 AbstractGroupItem *m_selectionGroup;
206 /** Get the index of the video track that is just below current track */
207 int getPreviousVideoTrack(int track);
208 void updateClipFade(ClipItem * item, bool updateFadeOut = false);
209 bool canBePastedTo(ItemInfo info, int type) const;
210 bool canBePasted(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
211 bool canBeMoved(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
212 ClipItem *getClipUnderCursor() const;
213 ClipItem *getMainActiveClip() const;
214 bool insertPossible(AbstractGroupItem *group, const QPoint &pos) const;
215 void resetSelectionGroup();
218 void slotRefreshGuides();
219 void slotEnableRefresh();
220 void slotCheckMouseScrolling();
223 void cursorMoved(int, int);
226 void mousePosition(int);
227 void clipItemSelected(ClipItem*, int ix = -1);
228 void transitionItemSelected(Transition*, bool update = false);
229 void activateDocumentMonitor();
230 void trackHeightChanged();
231 void displayMessage(const QString, MessageType);
232 void showClipFrame(DocClipBase *, const int);