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);
54 void checkAutoScroll();
55 void moveClip(const ItemInfo start, const ItemInfo end);
56 /** move transition, startPos = (old start, old end), endPos = (new start, new end) */
57 void moveTransition(const ItemInfo start, const ItemInfo end);
58 void resizeClip(const ItemInfo start, const ItemInfo end);
59 void addClip(QDomElement xml, const QString &clipId, ItemInfo info, EffectsList list = EffectsList());
60 void deleteClip(ItemInfo info);
61 void slotAddClipMarker();
62 void slotEditClipMarker();
63 void slotDeleteClipMarker();
64 void slotDeleteAllClipMarkers();
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();
103 void setCursorPos(int pos, bool seek = true);
104 void moveCursorPos(int delta);
105 void updateCursorPos();
106 void slotDeleteEffect(ClipItem *clip, QDomElement effect);
107 void slotChangeEffectState(ClipItem *clip, int effectPos, bool disable);
108 void slotChangeEffectPosition(ClipItem *clip, int currentPos, int newPos);
109 void slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect, int ix);
110 void slotRefreshEffects(ClipItem *clip);
111 void setDuration(int duration);
112 void slotAddTransition(ClipItem* clip, ItemInfo transitionInfo, int endTrack, QDomElement transition = QDomElement());
113 void slotAddTransitionToSelectedClips(QDomElement transition);
114 void slotTransitionUpdated(Transition *, QDomElement);
115 void slotTransitionTrackUpdated(Transition *tr, int track);
116 void slotSwitchTrackAudio(int ix);
117 void slotSwitchTrackVideo(int ix);
118 void slotUpdateClip(const QString &clipId);
119 void slotAddClipMarker(const QString &id, GenTime t, QString c);
120 bool addGuide(const GenTime pos, const QString &comment);
122 void slotEditGuide(CommentedTime guide);
123 void slotEditGuide();
124 void slotDeleteGuide();
125 void slotDeleteAllGuides();
126 void editGuide(const GenTime oldPos, const GenTime pos, const QString &comment);
129 void pasteClipEffects();
130 void slotUpdateAllThumbs();
131 void slotCheckPositionScrolling();
134 virtual void drawBackground(QPainter * painter, const QRectF & rect);
135 //virtual void drawForeground ( QPainter * painter, const QRectF & rect );
136 virtual void dragEnterEvent(QDragEnterEvent * event);
137 virtual void dragMoveEvent(QDragMoveEvent * event);
138 virtual void dragLeaveEvent(QDragLeaveEvent * event);
139 virtual void dropEvent(QDropEvent * event);
140 virtual void wheelEvent(QWheelEvent * e);
141 virtual QStringList mimeTypes() const;
142 virtual Qt::DropActions supportedDropActions() const;
143 virtual void resizeEvent(QResizeEvent * event);
147 uint m_selectedTrack;
148 int m_projectDuration;
150 KdenliveDoc *m_document;
151 CustomTrackScene *m_scene;
152 QGraphicsLineItem *m_cursorLine;
153 ItemInfo m_dragItemInfo;
154 ItemInfo m_selectionGroupInfo;
155 OPERATIONTYPE m_operationMode;
156 OPERATIONTYPE m_moveOpMode;
157 AbstractClipItem *m_dragItem;
159 QUndoStack *m_commandStack;
160 QGraphicsItem *m_visualTip;
161 QGraphicsItemAnimation *m_animation;
162 QTimeLine *m_animationTimer;
167 QList <CommentedTime> m_searchPoints;
168 QList <Guide *> m_guides;
169 void updateSnapPoints(AbstractClipItem *selected);
170 ClipItem *getClipItemAt(int pos, int track);
171 ClipItem *getClipItemAt(GenTime pos, int track);
172 Transition *getTransitionItemAt(int pos, int track);
173 Transition *getTransitionItemAt(GenTime pos, int track);
174 void checkScrolling();
175 /** Should we auto scroll while playing (keep in sync with KdenliveSettings::autoscroll() */
177 void displayContextMenu(QPoint pos, AbstractClipItem *clip = NULL);
178 QMenu *m_timelineContextMenu;
179 QMenu *m_timelineContextClipMenu;
180 QMenu *m_timelineContextTransitionMenu;
181 QTimer m_scrollTimer;
184 QList <CommentedTime> m_searchStrings;
187 QCursor m_razorCursor;
188 /** list containing items currently copied in the timeline */
189 QList<AbstractClipItem *> m_copiedItems;
190 /** Used to get the point in timeline where a context menu was opened */
191 QPoint m_menuPosition;
193 AbstractGroupItem *m_selectionGroup;
195 /** Get the index of the video track that is just below current track */
196 int getPreviousVideoTrack(int track);
197 void updateClipFade(ClipItem * item, bool updateFadeOut = false);
198 bool canBePastedTo(ItemInfo info, int type) const;
199 bool canBePasted(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
200 bool canBeMoved(QList<AbstractClipItem *> items, GenTime offset, int trackOffset) const;
201 ClipItem *getClipUnderCursor() const;
202 ClipItem *getMainActiveClip() const;
203 ClipItem *getActiveClipUnderCursor() const;
204 bool insertPossible(AbstractGroupItem *group, const QPoint &pos) const;
207 void slotRefreshGuides();
208 void slotEnableRefresh();
209 void slotCheckMouseScrolling();
212 void cursorMoved(int, int);
215 void mousePosition(int);
216 void clipItemSelected(ClipItem*, int ix = -1);
217 void transitionItemSelected(Transition*, bool update = false);
218 void activateDocumentMonitor();
219 void trackHeightChanged();
220 void displayMessage(const QString, MessageType);
221 void showClipFrame(DocClipBase *, const int);