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| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** |
| ** This file is part of the QtQuick module of the Qt Toolkit. |
| ** |
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| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
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| ****************************************************************************/ |
| |
| #ifndef QQUICKTIMELINE_H |
| #define QQUICKTIMELINE_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <QtCore/QObject> |
| #include <private/qtquickglobal_p.h> |
| #include "private/qabstractanimationjob_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QEasingCurve; |
| class QQuickTimeLineValue; |
| class QQuickTimeLineCallback; |
| struct QQuickTimeLinePrivate; |
| class QQuickTimeLineObject; |
| class Q_QUICK_PRIVATE_EXPORT QQuickTimeLine : public QObject, QAbstractAnimationJob |
| { |
| Q_OBJECT |
| public: |
| QQuickTimeLine(QObject *parent = nullptr); |
| ~QQuickTimeLine(); |
| |
| enum SyncMode { LocalSync, GlobalSync }; |
| SyncMode syncMode() const; |
| void setSyncMode(SyncMode); |
| |
| void pause(QQuickTimeLineObject &, int); |
| void callback(const QQuickTimeLineCallback &); |
| void set(QQuickTimeLineValue &, qreal); |
| |
| int accel(QQuickTimeLineValue &, qreal velocity, qreal accel); |
| int accel(QQuickTimeLineValue &, qreal velocity, qreal accel, qreal maxDistance); |
| int accelDistance(QQuickTimeLineValue &, qreal velocity, qreal distance); |
| |
| void move(QQuickTimeLineValue &, qreal destination, int time = 500); |
| void move(QQuickTimeLineValue &, qreal destination, const QEasingCurve &, int time = 500); |
| void moveBy(QQuickTimeLineValue &, qreal change, int time = 500); |
| void moveBy(QQuickTimeLineValue &, qreal change, const QEasingCurve &, int time = 500); |
| |
| void sync(); |
| void setSyncPoint(int); |
| int syncPoint() const; |
| |
| void sync(QQuickTimeLineValue &); |
| void sync(QQuickTimeLineValue &, QQuickTimeLineValue &); |
| |
| void reset(QQuickTimeLineValue &); |
| |
| void complete(); |
| void clear(); |
| bool isActive() const; |
| |
| int time() const; |
| |
| int duration() const override; |
| Q_SIGNALS: |
| void updated(); |
| void completed(); |
| |
| protected: |
| void updateCurrentTime(int) override; |
| void debugAnimation(QDebug d) const override; |
| |
| private: |
| void remove(QQuickTimeLineObject *); |
| friend class QQuickTimeLineObject; |
| friend struct QQuickTimeLinePrivate; |
| QQuickTimeLinePrivate *d; |
| }; |
| |
| class Q_AUTOTEST_EXPORT QQuickTimeLineObject |
| { |
| public: |
| QQuickTimeLineObject(); |
| virtual ~QQuickTimeLineObject(); |
| |
| protected: |
| friend class QQuickTimeLine; |
| friend struct QQuickTimeLinePrivate; |
| QQuickTimeLine *_t; |
| }; |
| |
| class Q_AUTOTEST_EXPORT QQuickTimeLineValue : public QQuickTimeLineObject |
| { |
| public: |
| QQuickTimeLineValue(qreal v = 0.) : _v(v) {} |
| |
| virtual qreal value() const { return _v; } |
| virtual void setValue(qreal v) { _v = v; } |
| |
| QQuickTimeLine *timeLine() const { return _t; } |
| |
| operator qreal() const { return _v; } |
| QQuickTimeLineValue &operator=(qreal v) { setValue(v); return *this; } |
| private: |
| friend class QQuickTimeLine; |
| friend struct QQuickTimeLinePrivate; |
| qreal _v; |
| }; |
| |
| class Q_AUTOTEST_EXPORT QQuickTimeLineCallback |
| { |
| public: |
| typedef void (*Callback)(void *); |
| |
| QQuickTimeLineCallback(); |
| QQuickTimeLineCallback(QQuickTimeLineObject *b, Callback, void * = nullptr); |
| QQuickTimeLineCallback(const QQuickTimeLineCallback &o); |
| |
| QQuickTimeLineCallback &operator=(const QQuickTimeLineCallback &o); |
| QQuickTimeLineObject *callbackObject() const; |
| |
| private: |
| friend struct QQuickTimeLinePrivate; |
| Callback d0; |
| void *d1; |
| QQuickTimeLineObject *d2; |
| }; |
| |
| template<class T> |
| class QQuickTimeLineValueProxy : public QQuickTimeLineValue |
| { |
| public: |
| QQuickTimeLineValueProxy(T *cls, void (T::*func)(qreal), qreal v = 0.) |
| : QQuickTimeLineValue(v), _class(cls), _setFunctionReal(func), _setFunctionInt(nullptr) |
| { |
| Q_ASSERT(_class); |
| } |
| |
| QQuickTimeLineValueProxy(T *cls, void (T::*func)(int), qreal v = 0.) |
| : QQuickTimeLineValue(v), _class(cls), _setFunctionReal(0), _setFunctionInt(func) |
| { |
| Q_ASSERT(_class); |
| } |
| |
| void setValue(qreal v) override |
| { |
| QQuickTimeLineValue::setValue(v); |
| if (_setFunctionReal) (_class->*_setFunctionReal)(v); |
| else if (_setFunctionInt) (_class->*_setFunctionInt)((int)v); |
| } |
| |
| private: |
| T *_class; |
| void (T::*_setFunctionReal)(qreal); |
| void (T::*_setFunctionInt)(int); |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif |