1 | /**************************************************************************** |
2 | ** |
3 | ** Copyright (C) 2017 The Qt Company Ltd. |
4 | ** Contact: http://www.qt.io/licensing/ |
5 | ** |
6 | ** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit. |
7 | ** |
8 | ** $QT_BEGIN_LICENSE:LGPL3$ |
9 | ** Commercial License Usage |
10 | ** Licensees holding valid commercial Qt licenses may use this file in |
11 | ** accordance with the commercial license agreement provided with the |
12 | ** Software or, alternatively, in accordance with the terms contained in |
13 | ** a written agreement between you and The Qt Company. For licensing terms |
14 | ** and conditions see http://www.qt.io/terms-conditions. For further |
15 | ** information use the contact form at http://www.qt.io/contact-us. |
16 | ** |
17 | ** GNU Lesser General Public License Usage |
18 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
19 | ** General Public License version 3 as published by the Free Software |
20 | ** Foundation and appearing in the file LICENSE.LGPLv3 included in the |
21 | ** packaging of this file. Please review the following information to |
22 | ** ensure the GNU Lesser General Public License version 3 requirements |
23 | ** will be met: https://www.gnu.org/licenses/lgpl.html. |
24 | ** |
25 | ** GNU General Public License Usage |
26 | ** Alternatively, this file may be used under the terms of the GNU |
27 | ** General Public License version 2.0 or later as published by the Free |
28 | ** Software Foundation and appearing in the file LICENSE.GPL included in |
29 | ** the packaging of this file. Please review the following information to |
30 | ** ensure the GNU General Public License version 2.0 requirements will be |
31 | ** met: http://www.gnu.org/licenses/gpl-2.0.html. |
32 | ** |
33 | ** $QT_END_LICENSE$ |
34 | ** |
35 | ****************************************************************************/ |
36 | |
37 | #ifndef QQUICKANIMATEDNODE_P_H |
38 | #define QQUICKANIMATEDNODE_P_H |
39 | |
40 | // |
41 | // W A R N I N G |
42 | // ------------- |
43 | // |
44 | // This file is not part of the Qt API. It exists purely as an |
45 | // implementation detail. This header file may change from version to |
46 | // version without notice, or even be removed. |
47 | // |
48 | // We mean it. |
49 | // |
50 | |
51 | #include <QtQuick/qsgnode.h> |
52 | #include <QtCore/qelapsedtimer.h> |
53 | #include <QtQuickControls2/private/qtquickcontrols2global_p.h> |
54 | |
55 | QT_BEGIN_NAMESPACE |
56 | |
57 | class QQuickItem; |
58 | class QQuickWindow; |
59 | |
60 | class Q_QUICKCONTROLS2_PRIVATE_EXPORT QQuickAnimatedNode : public QObject, public QSGTransformNode |
61 | { |
62 | Q_OBJECT |
63 | |
64 | public: |
65 | explicit QQuickAnimatedNode(QQuickItem *target); |
66 | |
67 | bool isRunning() const; |
68 | |
69 | int currentTime() const; |
70 | void setCurrentTime(int time); |
71 | |
72 | int duration() const; |
73 | void setDuration(int duration); |
74 | |
75 | enum LoopCount { Infinite = -1 }; |
76 | |
77 | int loopCount() const; |
78 | void setLoopCount(int count); |
79 | |
80 | virtual void sync(QQuickItem *target); |
81 | |
82 | QQuickWindow *window() const; |
83 | |
84 | // must be called from sync() or updatePaintNode() |
85 | void start(int duration = 0); |
86 | void restart(); |
87 | void stop(); |
88 | |
89 | Q_SIGNALS: |
90 | void started(); |
91 | void stopped(); |
92 | |
93 | protected: |
94 | virtual void updateCurrentTime(int time); |
95 | |
96 | private Q_SLOTS: |
97 | void advance(); |
98 | void update(); |
99 | |
100 | private: |
101 | bool m_running = false; |
102 | int m_duration = 0; |
103 | int m_loopCount = 1; |
104 | int m_currentTime = 0; |
105 | int m_currentLoop = 0; |
106 | QElapsedTimer m_timer; |
107 | QQuickWindow *m_window = nullptr; |
108 | }; |
109 | |
110 | QT_END_NAMESPACE |
111 | |
112 | #endif // QQUICKANIMATEDNODE_P_H |
113 | |