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>
31 #include "kdenlivedoc.h"
32 #include "docclipbase.h"
36 class AbstractClipItem;
39 class CustomTrackView : public QGraphicsView {
43 CustomTrackView(KdenliveDoc *doc, QGraphicsScene * projectscene, QWidget *parent = 0);
44 virtual ~ CustomTrackView();
45 virtual void mousePressEvent(QMouseEvent * event);
46 virtual void mouseReleaseEvent(QMouseEvent * event);
47 virtual void mouseMoveEvent(QMouseEvent * event);
48 virtual void mouseDoubleClickEvent(QMouseEvent *event);
49 void addTrack(TrackInfo type);
52 void checkAutoScroll();
53 void moveClip(const ItemInfo start, const ItemInfo end);
54 /** move transition, startPos = (old start, old end), endPos = (new start, new end) */
55 void moveTransition(const ItemInfo start, const ItemInfo end);
56 void resizeClip(const ItemInfo start, const ItemInfo end);
57 void addClip(QDomElement xml, int clipId, ItemInfo info);
58 void deleteClip(ItemInfo info);
59 void slotAddClipMarker();
60 void slotEditClipMarker();
61 void slotDeleteClipMarker();
62 void addMarker(const int id, const GenTime &pos, const QString comment);
63 void setScale(double scaleFactor);
64 void deleteClip(int clipId);
65 void slotAddEffect(QDomElement effect, GenTime pos, int track);
66 void addEffect(int track, GenTime pos, QDomElement effect);
67 void deleteEffect(int track, GenTime pos, QDomElement effect);
68 void updateEffect(int track, GenTime pos, QDomElement effect, int ix);
69 void moveEffect(int track, GenTime pos, int oldPos, int newPos);
70 void addTransition(ItemInfo transitionInfo, int endTrack, QDomElement params);
71 void deleteTransition(ItemInfo transitionInfo, int endTrack, QDomElement params);
72 void updateTransition(int track, GenTime pos, QDomElement oldTransition, QDomElement transition);
73 void moveTransition(GenTime oldpos, GenTime newpos);
74 void activateMonitor();
76 void deleteSelectedClips();
77 void cutSelectedClips();
78 void setContextMenu(QMenu *timeline, QMenu *clip, QMenu *transition);
79 void checkTrackHeight();
80 QList <TrackInfo> tracksList() const;
81 void setTool(PROJECTTOOL tool);
82 void cutClip(ItemInfo info, GenTime cutTime, bool cut);
83 void slotSeekToPreviousSnap();
84 void slotSeekToNextSnap();
85 double getSnapPointForPos(double pos);
86 QDomElement xmlInfo();
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();
96 void setCursorPos(int pos, bool seek = true);
97 void moveCursorPos(int delta);
98 void updateCursorPos();
99 void slotDeleteEffect(ClipItem *clip, QDomElement effect);
100 void slotChangeEffectState(ClipItem *clip, int effectPos, bool disable);
101 void slotChangeEffectPosition(ClipItem *clip, int currentPos, int newPos);
102 void slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect, int ix);
103 void slotRefreshEffects(ClipItem *clip);
104 void setDuration(int duration);
105 void slotAddTransition(ClipItem* clip, ItemInfo transitionInfo, int endTrack, QDomElement transition = QDomElement());
106 void slotAddTransitionToSelectedClips(QDomElement transition);
107 void slotTransitionUpdated(Transition *, QDomElement);
108 void slotSwitchTrackAudio(int ix);
109 void slotSwitchTrackVideo(int ix);
110 void slotUpdateClip(int clipId);
111 void slotAddClipMarker(int id, GenTime t, QString c);
112 bool addGuide(const GenTime pos, const QString &comment);
114 void slotEditGuide(CommentedTime guide);
115 void slotEditGuide();
116 void slotDeleteGuide();
117 void editGuide(const GenTime oldPos, const GenTime pos, const QString &comment);
120 virtual void drawBackground(QPainter * painter, const QRectF & rect);
121 //virtual void drawForeground ( QPainter * painter, const QRectF & rect );
122 virtual void dragEnterEvent(QDragEnterEvent * event);
123 virtual void dragMoveEvent(QDragMoveEvent * event);
124 virtual void dragLeaveEvent(QDragLeaveEvent * event);
125 virtual void dropEvent(QDropEvent * event);
126 virtual void wheelEvent(QWheelEvent * e);
127 virtual QStringList mimeTypes() const;
128 virtual Qt::DropActions supportedDropActions() const;
129 virtual void resizeEvent(QResizeEvent * event);
133 int m_projectDuration;
135 ClipItem *m_dropItem;
136 KdenliveDoc *m_document;
137 void addItem(DocClipBase *clip, QPoint pos);
138 QGraphicsLineItem *m_cursorLine;
139 ItemInfo m_dragItemInfo;
140 OPERATIONTYPE m_operationMode;
141 OPERATIONTYPE m_moveOpMode;
142 AbstractClipItem *m_dragItem;
144 KUndoStack *m_commandStack;
145 QGraphicsItem *m_visualTip;
146 QGraphicsItemAnimation *m_animation;
147 QTimeLine *m_animationTimer;
153 QList <GenTime> m_snapPoints;
154 QList <CommentedTime> m_searchPoints;
155 QList <Guide *> m_guides;
156 void updateSnapPoints(AbstractClipItem *selected);
157 ClipItem *getClipItemAt(int pos, int track);
158 ClipItem *getClipItemAt(GenTime pos, int track);
159 Transition *getTransitionItemAt(int pos, int track);
160 Transition *getTransitionItemAt(GenTime pos, int track);
161 void checkScrolling();
162 /** Should we auto scroll while playing (keep in sync with KdenliveSettings::autoscroll() */
164 void displayContextMenu(QPoint pos, AbstractClipItem *clip = NULL);
165 QMenu *m_timelineContextMenu;
166 QMenu *m_timelineContextClipMenu;
167 QMenu *m_timelineContextTransitionMenu;
168 QList <TrackInfo> m_tracksList;
169 QList <CommentedTime> m_searchStrings;
172 QCursor m_razorCursor;
173 /** Get the index of the video track that is just below current track */
174 int getPreviousVideoTrack(int track);
175 void updateClipFade(ClipItem * item, bool updateFadeOut = false);
178 void slotRefreshGuides();
181 void cursorMoved(int, int);
184 void mousePosition(int);
185 void clipItemSelected(ClipItem*);
186 void transitionItemSelected(Transition*);
187 void activateDocumentMonitor();
188 void trackHeightChanged();
189 void displayMessage(const QString, MessageType);
190 void showClipFrame(DocClipBase *, const int);