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 ***************************************************************************/
24 #include <QScrollArea>
25 #include <QVBoxLayout>
28 #include <QGraphicsScene>
29 #include <QGraphicsLineItem>
33 #include "ui_timeline_ui.h"
34 #include "customruler.h"
35 #include "kdenlivedoc.h"
36 #include "documenttrack.h"
37 #include "trackpanelfunctionfactory.h"
38 #include "trackpanelfunction.h"
39 #include "customtrackview.h"
41 class TrackView : public QWidget
46 TrackView(KdenliveDoc *doc, QWidget *parent=0);
48 /** This event occurs when the mouse has been moved. */
49 void mouseMoveEvent(QMouseEvent * event);
51 const double zoomFactor() const;
52 DocumentTrack *panelAt(int y);
53 const int mapLocalToValue(int x) const;
54 void setEditMode(const QString & editMode);
55 const QString & editMode() const;
56 QGraphicsScene *projectScene();
57 CustomTrackView *projectView();
62 KdenliveDoc *document();
65 Ui::TimeLine_UI *view;
67 CustomTrackView *m_trackview;
69 QList <DocumentTrack*> documentTracks;
70 int m_projectDuration;
72 TrackPanelFunctionFactory m_factory;
73 DocumentTrack *m_panelUnderMouse;
74 /** The currently applied function. This lasts from mousePressed until mouseRelease. */
75 TrackPanelFunction *m_function;
77 QGraphicsScene *m_scene;
82 QVBoxLayout *m_tracksLayout;
83 QVBoxLayout *m_headersLayout;
84 QScrollArea *m_scrollArea;
86 QVBoxLayout *m_tracksAreaLayout;
87 void parseDocument(QDomDocument doc);
88 int slotAddAudioTrack(int ix, QDomElement xml);
89 int slotAddVideoTrack(int ix, QDomElement xml);
90 void registerFunction(const QString & name, TrackPanelFunction * function);
91 TrackPanelFunction *getApplicableFunction(DocumentTrack * panel, const QString & editMode, QMouseEvent * event);
94 void slotChangeZoom(int factor);
95 void slotCursorMoved(int pos, bool slotCursorMoved = false);
98 void setCursorPos(int pos);
99 void moveCursorPos(int pos);
102 void mousePosition(int);
103 void cursorMoved(int);