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On-Monitor effects:
[kdenlive] / src / monitorscene.h
1 /***************************************************************************
2  *   Copyright (C) 2010 by Till Theato (root@ttill.de)                     *
3  *                                                                         *
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.                                   *
8  *                                                                         *
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.                          *
13  *                                                                         *
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  ***************************************************************************/
19
20
21 #ifndef MONITORSCENE_H
22 #define MONITORSCENE_H
23
24 #include <QGraphicsScene>
25 #include <QTime>
26
27 class Render;
28
29 enum resizeModes { NoResize, TopLeft, BottomLeft, TopRight, BottomRight, Left, Right, Top, Bottom };
30
31 class MonitorScene : public QGraphicsScene
32 {
33     Q_OBJECT
34 public:
35     MonitorScene(Render *renderer, QObject* parent = 0);
36     void setUp();
37
38 protected:
39     virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
40     virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
41     virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
42
43 public slots:
44     void slotUpdateBackground();
45
46 private:
47     resizeModes getResizeMode(QGraphicsRectItem *item, QPoint pos);
48
49     Render *m_renderer;
50     QGraphicsPixmapItem *m_background;
51     QGraphicsRectItem *m_frameBorder;
52     QTime m_lastUpdate;
53     QGraphicsView *m_view;
54     QGraphicsItem *m_selectedItem;
55     resizeModes m_resizeMode;
56     QPointF m_clickPoint;
57
58 signals:
59     void actionFinished();
60 };
61
62 #endif