1 /***************************************************************************
2 * Copyright (C) 2008 by Marco Gittler (g.marco@freenet.de) *
3 * Copyright (C) 2008 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
19 ***************************************************************************/
21 #ifndef ABSTRACTCLIPITEM
22 #define ABSTRACTCLIPITEM
24 #include <QGraphicsRectItem>
25 #include "definitions.h"
28 class CustomTrackScene;
29 class QGraphicsSceneMouseEvent;
31 class AbstractClipItem : public QObject , public QGraphicsRectItem
35 AbstractClipItem(const ItemInfo info, const QRectF& rect, double fps);
36 void updateSelectedKeyFrame();
37 void updateKeyFramePos(const GenTime pos, const double value);
38 void addKeyFrame(const GenTime pos, const double value);
39 bool hasKeyFrames() const;
40 int selectedKeyFramePos() const;
41 double selectedKeyFrameValue() const;
42 double keyFrameFactor() const;
43 ItemInfo info() const;
44 CustomTrackScene* projectScene();
45 void updateRectGeometry();
47 void setItemLocked(bool locked);
48 bool isItemLocked() const;
50 virtual OPERATIONTYPE operationMode(QPointF pos) = 0;
51 virtual GenTime startPos() const ;
52 virtual void setTrack(int track);
53 virtual GenTime endPos() const ;
54 virtual int track() const ;
55 virtual GenTime cropStart() const ;
56 virtual GenTime cropDuration() const ;
57 virtual void resizeStart(int posx, double speed = 1.0);
58 virtual void resizeEnd(int posx, double speed = 1.0);
59 virtual double fps() const;
60 virtual GenTime maxDuration() const;
61 virtual void setCropStart(GenTime pos);
66 int m_selectedKeyframe;
68 GenTime m_cropDuration;
70 GenTime m_maxDuration;
71 QMap <int, int> m_keyframes;
72 double m_keyframeFactor;
73 double m_keyframeDefault;
75 //QRect visibleRect();
76 void drawKeyFrames(QPainter *painter, QRectF exposedRect);
77 int mouseOverKeyFrames(QPointF pos, double maxOffset);
78 virtual void mousePressEvent(QGraphicsSceneMouseEvent * event);