1 | // Copyright (C) 2016 The Qt Company Ltd. |
2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
3 | |
4 | #ifndef QQUICKTIMELINE_H |
5 | #define QQUICKTIMELINE_H |
6 | |
7 | // |
8 | // W A R N I N G |
9 | // ------------- |
10 | // |
11 | // This file is not part of the Qt API. It exists purely as an |
12 | // implementation detail. This header file may change from version to |
13 | // version without notice, or even be removed. |
14 | // |
15 | // We mean it. |
16 | // |
17 | |
18 | #include <QtCore/QObject> |
19 | #include <private/qtquickglobal_p.h> |
20 | #include "private/qabstractanimationjob_p.h" |
21 | |
22 | QT_BEGIN_NAMESPACE |
23 | |
24 | class QEasingCurve; |
25 | class QQuickTimeLineValue; |
26 | class QQuickTimeLineCallback; |
27 | struct QQuickTimeLinePrivate; |
28 | class QQuickTimeLineObject; |
29 | class Q_QUICK_PRIVATE_EXPORT QQuickTimeLine : public QObject, QAbstractAnimationJob |
30 | { |
31 | Q_OBJECT |
32 | public: |
33 | QQuickTimeLine(QObject *parent = nullptr); |
34 | ~QQuickTimeLine(); |
35 | |
36 | enum SyncMode { LocalSync, GlobalSync }; |
37 | SyncMode syncMode() const; |
38 | void setSyncMode(SyncMode); |
39 | |
40 | void pause(QQuickTimeLineObject &, int); |
41 | void callback(const QQuickTimeLineCallback &); |
42 | void set(QQuickTimeLineValue &, qreal); |
43 | |
44 | int accel(QQuickTimeLineValue &, qreal velocity, qreal accel); |
45 | int accel(QQuickTimeLineValue &, qreal velocity, qreal accel, qreal maxDistance); |
46 | int accelDistance(QQuickTimeLineValue &, qreal velocity, qreal distance); |
47 | |
48 | void move(QQuickTimeLineValue &, qreal destination, int time = 500); |
49 | void move(QQuickTimeLineValue &, qreal destination, const QEasingCurve &, int time = 500); |
50 | void moveBy(QQuickTimeLineValue &, qreal change, int time = 500); |
51 | void moveBy(QQuickTimeLineValue &, qreal change, const QEasingCurve &, int time = 500); |
52 | |
53 | void sync(); |
54 | void setSyncPoint(int); |
55 | int syncPoint() const; |
56 | |
57 | void sync(QQuickTimeLineValue &); |
58 | void sync(QQuickTimeLineValue &, QQuickTimeLineValue &); |
59 | |
60 | void reset(QQuickTimeLineValue &); |
61 | |
62 | void complete(); |
63 | void clear(); |
64 | bool isActive() const; |
65 | |
66 | int time() const; |
67 | |
68 | int duration() const override; |
69 | Q_SIGNALS: |
70 | void updated(); |
71 | void completed(); |
72 | |
73 | protected: |
74 | void updateCurrentTime(int) override; |
75 | void debugAnimation(QDebug d) const override; |
76 | |
77 | private: |
78 | void remove(QQuickTimeLineObject *); |
79 | friend class QQuickTimeLineObject; |
80 | friend struct QQuickTimeLinePrivate; |
81 | QQuickTimeLinePrivate *d; |
82 | }; |
83 | |
84 | class Q_AUTOTEST_EXPORT QQuickTimeLineObject |
85 | { |
86 | public: |
87 | QQuickTimeLineObject(); |
88 | virtual ~QQuickTimeLineObject(); |
89 | |
90 | protected: |
91 | friend class QQuickTimeLine; |
92 | friend struct QQuickTimeLinePrivate; |
93 | QQuickTimeLine *_t; |
94 | }; |
95 | |
96 | class Q_AUTOTEST_EXPORT QQuickTimeLineValue : public QQuickTimeLineObject |
97 | { |
98 | public: |
99 | QQuickTimeLineValue(qreal v = 0.) : _v(v) {} |
100 | |
101 | virtual qreal value() const { return _v; } |
102 | virtual void setValue(qreal v) { _v = v; } |
103 | |
104 | QQuickTimeLine *timeLine() const { return _t; } |
105 | |
106 | operator qreal() const { return _v; } |
107 | QQuickTimeLineValue &operator=(qreal v) { setValue(v); return *this; } |
108 | private: |
109 | friend class QQuickTimeLine; |
110 | friend struct QQuickTimeLinePrivate; |
111 | qreal _v; |
112 | }; |
113 | |
114 | class Q_AUTOTEST_EXPORT QQuickTimeLineCallback |
115 | { |
116 | public: |
117 | typedef void (*Callback)(void *); |
118 | |
119 | QQuickTimeLineCallback(); |
120 | QQuickTimeLineCallback(QQuickTimeLineObject *b, Callback, void * = nullptr); |
121 | QQuickTimeLineCallback(const QQuickTimeLineCallback &o); |
122 | |
123 | QQuickTimeLineCallback &operator=(const QQuickTimeLineCallback &o); |
124 | QQuickTimeLineObject *callbackObject() const; |
125 | |
126 | private: |
127 | friend struct QQuickTimeLinePrivate; |
128 | Callback d0; |
129 | void *d1; |
130 | QQuickTimeLineObject *d2; |
131 | }; |
132 | |
133 | template<class T> |
134 | class QQuickTimeLineValueProxy : public QQuickTimeLineValue |
135 | { |
136 | public: |
137 | QQuickTimeLineValueProxy(T *cls, void (T::*func)(qreal), qreal v = 0.) |
138 | : QQuickTimeLineValue(v), _class(cls), _setFunctionReal(func), _setFunctionInt(nullptr) |
139 | { |
140 | Q_ASSERT(_class); |
141 | } |
142 | |
143 | QQuickTimeLineValueProxy(T *cls, void (T::*func)(int), qreal v = 0.) |
144 | : QQuickTimeLineValue(v), _class(cls), _setFunctionReal(0), _setFunctionInt(func) |
145 | { |
146 | Q_ASSERT(_class); |
147 | } |
148 | |
149 | void setValue(qreal v) override |
150 | { |
151 | QQuickTimeLineValue::setValue(v); |
152 | if (_setFunctionReal) (_class->*_setFunctionReal)(v); |
153 | else if (_setFunctionInt) (_class->*_setFunctionInt)((int)v); |
154 | } |
155 | |
156 | private: |
157 | T *_class; |
158 | void (T::*_setFunctionReal)(qreal); |
159 | void (T::*_setFunctionInt)(int); |
160 | }; |
161 | |
162 | QT_END_NAMESPACE |
163 | |
164 | #endif |
165 | |