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