1 | /* This file is part of the KDE libraries |
2 | Copyright (C) 2006,2007 Andreas Hartmetz (ahartmetz@gmail.com) |
3 | |
4 | This library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Library General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2 of the License, or (at your option) any later version. |
8 | |
9 | This library 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 GNU |
12 | Library General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Library General Public License |
15 | along with this library; see the file COPYING.LIB. If not, write to |
16 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
17 | Boston, MA 02110-1301, USA. |
18 | */ |
19 | |
20 | #ifndef KGESTUREMAP_H |
21 | #define KGESTUREMAP_H |
22 | |
23 | #include <QtCore/QObject> |
24 | #include <QtCore/QHash> |
25 | #include <QTimer> |
26 | #include <QPolygon> |
27 | |
28 | #include "kgesture.h" |
29 | |
30 | class KApplication; |
31 | class KAction; |
32 | class QEvent; |
33 | |
34 | class KGestureMap : public QObject |
35 | { |
36 | Q_OBJECT |
37 | public: |
38 | static KGestureMap *self(); |
39 | |
40 | virtual bool eventFilter(QObject *obj, QEvent *e); |
41 | void addGesture(const KShapeGesture &gesture, KAction *kact); |
42 | void addGesture(const KRockerGesture &gesture, KAction *kact); |
43 | void removeGesture(const KShapeGesture &gesture, KAction *kact); |
44 | void removeGesture(const KRockerGesture &gesture, KAction *kact); |
45 | KAction *findAction(const KShapeGesture &gesture) const; |
46 | KAction *findAction(const KRockerGesture &gesture) const; |
47 | |
48 | private Q_SLOTS: |
49 | void stopAcquisition(); |
50 | |
51 | private: |
52 | friend class KGestureMapContainer; |
53 | KGestureMap(); |
54 | virtual ~KGestureMap(); |
55 | |
56 | friend class KApplicationPrivate; |
57 | //intended to be used at application initialization |
58 | void installEventFilterOnMe(KApplication *app); |
59 | |
60 | inline int bitCount(int n); |
61 | void handleAction(KAction *kact); |
62 | void matchShapeGesture(); |
63 | |
64 | //this is an internal class so don't bother with a d-pointer |
65 | QHash<KShapeGesture, KAction *> m_shapeGestures; |
66 | QHash<KRockerGesture, KAction *> m_rockerGestures; |
67 | QPolygon m_points; |
68 | QTimer m_gestureTimeout; |
69 | bool m_acquiring; |
70 | |
71 | KShapeGesture m_shapeGesture; |
72 | KRockerGesture m_rockerGesture; |
73 | }; |
74 | |
75 | #endif //KGESTUREMAP_H |
76 | |