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 <QGraphicsWidget>
27 #if QT_VERSION >= 0x040600
28 #include <QPropertyAnimation>
31 #include "definitions.h"
34 class CustomTrackScene;
35 class QGraphicsSceneMouseEvent;
37 class AbstractClipItem : public QObject, public QGraphicsRectItem
40 #if QT_VERSION >= 0x040600
41 Q_PROPERTY(QRectF rect READ rect WRITE setRect)
45 AbstractClipItem(const ItemInfo info, const QRectF& rect, double fps);
46 virtual ~ AbstractClipItem();
47 void updateSelectedKeyFrame();
49 /** @brief Move the selected keyframe (does not influence the effect, only the display in timeline).
50 * @param pos new Position
51 * @param value new Value */
52 void updateKeyFramePos(const GenTime pos, const double value);
53 int addKeyFrame(const GenTime pos, const double value);
54 bool hasKeyFrames() const;
55 int editedKeyFramePos() const;
56 int selectedKeyFramePos() const;
57 double selectedKeyFrameValue() const;
58 double editedKeyFrameValue() const;
59 double keyFrameFactor() const;
60 ItemInfo info() const;
61 CustomTrackScene* projectScene();
62 void updateRectGeometry();
64 void setItemLocked(bool locked);
65 bool isItemLocked() const;
66 void closeAnimation();
68 virtual OPERATIONTYPE operationMode(QPointF pos) = 0;
69 virtual GenTime startPos() const ;
70 virtual void setTrack(int track);
71 virtual GenTime endPos() const ;
72 virtual int defaultZValue() const ;
73 virtual int track() const ;
74 virtual GenTime cropStart() const ;
75 virtual GenTime cropDuration() const ;
77 /** @brief Resizes the clip from the start.
78 * @param posx Absolute position of new in point
79 * @param hasSizeLimit (optional) Whether the clip has a maximum size */
80 virtual void resizeStart(int posx, bool hasSizeLimit = true);
82 /** @brief Resizes the clip from the end.
83 * @param posx Absolute position of new out point */
84 virtual void resizeEnd(int posx);
85 virtual double fps() const;
86 virtual void updateFps(double fps);
87 virtual GenTime maxDuration() const;
88 virtual void setCropStart(GenTime pos);
93 /** The position of the current keyframe when it has moved */
95 /** The position of the current keyframe before it was moved */
96 int m_selectedKeyframe;
97 /* GenTime m_cropStart;
98 GenTime m_cropDuration;
100 GenTime m_maxDuration;
101 QMap <int, int> m_keyframes;
102 double m_keyframeFactor;
103 double m_keyframeDefault;
105 //QRect visibleRect();
106 void drawKeyFrames(QPainter *painter, QRectF exposedRect);
107 int mouseOverKeyFrames(QPointF pos, double maxOffset);
108 virtual void mousePressEvent(QGraphicsSceneMouseEvent * event);
111 #if QT_VERSION >= 0x040600
112 QPropertyAnimation *m_closeAnimation;