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 addEffect(int track, GenTime pos, QDomElement effect);
70 void deleteEffect(int track, GenTime pos, QDomElement effect);
71 void updateEffect(int track, GenTime pos, QDomElement effect, int ix, bool triggeredByUser = true);
72 void moveEffect(int track, GenTime pos, int oldPos, int newPos);
73 void addTransition(ItemInfo transitionInfo, int endTrack, QDomElement params);
74 void deleteTransition(ItemInfo transitionInfo, int endTrack, QDomElement params);
75 void updateTransition(int track, GenTime pos, QDomElement oldTransition, QDomElement transition, bool updateTransitionWidget);
76 void moveTransition(GenTime oldpos, GenTime newpos);
77 void activateMonitor();
79 void deleteSelectedClips();
80 void cutSelectedClips();
81 void setContextMenu(QMenu *timeline, QMenu *clip, QMenu *transition);
82 void checkTrackHeight();
83 //QList <TrackInfo> tracksList() const;
84 void setTool(PROJECTTOOL tool);
85 void cutClip(ItemInfo info, GenTime cutTime, bool cut);
86 void slotSeekToPreviousSnap();
87 void slotSeekToNextSnap();
88 double getSnapPointForPos(double pos);
89 void editKeyFrame(const GenTime pos, const int track, const int index, const QString keyframes);
90 bool findString(const QString &text);
91 bool findNextString(const QString &text);
92 void initSearchStrings();
93 void clearSearchStrings();
96 void changeClipSpeed();
97 void doChangeClipSpeed(ItemInfo info, const double speed, const double oldspeed, const QString &id);
98 void setDocumentModified();
101 void slotInsertSpace();
102 void slotRemoveSpace();
103 void insertSpace(QList<ItemInfo> clipsToMove, QList<ItemInfo> transToMove, int track, const GenTime duration, const GenTime offset);
104 ClipItem *getActiveClipUnderCursor(bool allowOutsideCursor = false) const;
105 void deleteTimelineTrack(int ix, TrackInfo trackinfo);
106 void changeTimelineTrack(int ix, TrackInfo trackinfo);
107 void saveThumbnails();
108 void autoTransition();
109 QStringList getLadspaParams(QDomElement effect) const;
110 void initCursorPos(int pos);
113 void setCursorPos(int pos, bool seek = true);
114 void moveCursorPos(int delta);
115 void updateCursorPos();
116 void slotDeleteEffect(ClipItem *clip, QDomElement effect);
117 void slotChangeEffectState(ClipItem *clip, int effectPos, bool disable);
118 void slotChangeEffectPosition(ClipItem *clip, int currentPos, int newPos);
119 void slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect, int ix);
120 void slotRefreshEffects(ClipItem *clip);
121 void setDuration(int duration);
122 void slotAddTransition(ClipItem* clip, ItemInfo transitionInfo, int endTrack, QDomElement transition = QDomElement());
123 void slotAddTransitionToSelectedClips(QDomElement transition);
124 void slotTransitionUpdated(Transition *, QDomElement);
125 void slotTransitionTrackUpdated(Transition *tr, int track);
126 void slotSwitchTrackAudio(int ix);
127 void slotSwitchTrackVideo(int ix);
128 void slotUpdateClip(const QString &clipId);
129 void slotAddClipMarker(const QString &id, GenTime t, QString c);
130 bool addGuide(const GenTime pos, const QString &comment);
132 void slotEditGuide(CommentedTime guide);
133 void slotEditGuide();
134 void slotDeleteGuide();
135 void slotDeleteAllGuides();
136 void editGuide(const GenTime oldPos, const GenTime pos, const QString &comment);
139 void pasteClipEffects();
140 void slotUpdateAllThumbs();
141 void slotCheckPositionScrolling();
142 void slotInsertTrack(int ix);
143 void slotDeleteTrack(int ix);
144 void slotChangeTrack(int ix);
147 virtual void drawBackground(QPainter * painter, const QRectF & rect);
148 //virtual void drawForeground ( QPainter * painter, const QRectF & rect );
149 virtual void dragEnterEvent(QDragEnterEvent * event);
150 virtual void dragMoveEvent(QDragMoveEvent * event);
151 virtual void dragLeaveEvent(QDragLeaveEvent * event);
152 virtual void dropEvent(QDropEvent * event);
153 virtual void wheelEvent(QWheelEvent * e);
154 virtual QStringList mimeTypes() const;
155 virtual Qt::DropActions supportedDropActions() const;
156 virtual void resizeEvent(QResizeEvent * event);
160 uint m_selectedTrack;
161 int m_projectDuration;
163 KdenliveDoc *m_document;
164 CustomTrackScene *m_scene;
165 QGraphicsLineItem *m_cursorLine;
166 ItemInfo m_dragItemInfo;
167 ItemInfo m_selectionGroupInfo;
168 OPERATIONTYPE m_operationMode;
169 OPERATIONTYPE m_moveOpMode;
170 AbstractClipItem *m_dragItem;
172 QUndoStack *m_commandStack;
173 QGraphicsItem *m_visualTip;
174 QGraphicsItemAnimation *m_animation;
175 QTimeLine *m_animationTimer;
180 QList <CommentedTime> m_searchPoints;
181 QList <Guide *> m_guides;
182 void updateSnapPoints(AbstractClipItem *selected);
183 ClipItem *getClipItemAt(int pos, int track);
184 ClipItem *getClipItemAt(GenTime pos, int track);
185 ClipItem *getClipItemAtEnd(GenTime pos, int track);
186 ClipItem *getClipItemAtStart(GenTime pos, int track);
187 Transition *getTransitionItemAt(int pos, int track);
188 Transition *getTransitionItemAt(GenTime pos, int track);
189 Transition *getTransitionItemAtEnd(GenTime pos, int track);
190 Transition *getTransitionItemAtStart(GenTime pos, int track);
191 void checkScrolling();
192 /** Should we auto scroll while playing (keep in sync with KdenliveSettings::autoscroll() */
194 void displayContextMenu(QPoint pos, AbstractClipItem *clip = NULL);
195 QMenu *m_timelineContextMenu;
196 QMenu *m_timelineContextClipMenu;
197 QMenu *m_timelineContextTransitionMenu;
198 QAction *m_autoTransition;
199 QTimer m_scrollTimer;
202 QList <CommentedTime> m_searchStrings;
205 QCursor m_razorCursor;
206 QCursor m_spacerCursor;
207 /** list containing items currently copied in the timeline */
208 QList<AbstractClipItem *> m_copiedItems;
209 /** Used to get the point in timeline where a context menu was opened */
210 QPoint m_menuPosition;
212 AbstractGroupItem *m_selectionGroup;
214 /** Get the index of the video track that is just below current track */
215 int getPreviousVideoTrack(int track);
216 void updateClipFade(ClipItem * item, bool updateFadeOut = false);
217 bool canBePastedTo(ItemInfo info, int type) const;
218 bool canBePasted(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
219 bool canBeMoved(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
220 ClipItem *getClipUnderCursor() const;
221 ClipItem *getMainActiveClip() const;
222 bool insertPossible(AbstractGroupItem *group, const QPoint &pos) const;
223 void resetSelectionGroup(bool selectItems = true);
224 void groupSelectedItems();
227 void slotRefreshGuides();
228 void slotEnableRefresh();
229 void slotCheckMouseScrolling();
232 void cursorMoved(int, int);
235 void mousePosition(int);
236 void clipItemSelected(ClipItem*, int ix = -1);
237 void transitionItemSelected(Transition*, bool update = false);
238 void activateDocumentMonitor();
239 void trackHeightChanged();
240 void displayMessage(const QString, MessageType);
241 void showClipFrame(DocClipBase *, const int);