diff options
Diffstat (limited to 'src/declarative/util/qmltimeline_p_p.h')
| -rw-r--r-- | src/declarative/util/qmltimeline_p_p.h | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/src/declarative/util/qmltimeline_p_p.h b/src/declarative/util/qmltimeline_p_p.h new file mode 100644 index 0000000..abed80a --- /dev/null +++ b/src/declarative/util/qmltimeline_p_p.h @@ -0,0 +1,224 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtDeclarative module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QMLTIMELINE_H +#define QMLTIMELINE_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 <QtCore/QAbstractAnimation> +#include <QtDeclarative/qfxglobal.h> + +QT_BEGIN_NAMESPACE + +class QEasingCurve; +class QmlTimeLineValue; +class QmlTimeLineEvent; +struct QmlTimeLinePrivate; +class QmlTimeLineObject; +class Q_DECLARATIVE_EXPORT QmlTimeLine : public QAbstractAnimation +{ +Q_OBJECT +public: + QmlTimeLine(QObject *parent = 0); + ~QmlTimeLine(); + + enum SyncMode { LocalSync, GlobalSync }; + SyncMode syncMode() const; + void setSyncMode(SyncMode); + + void pause(QmlTimeLineObject &, int); + void execute(const QmlTimeLineEvent &); + void set(QmlTimeLineValue &, qreal); + + int accel(QmlTimeLineValue &, qreal velocity, qreal accel); + int accel(QmlTimeLineValue &, qreal velocity, qreal accel, qreal maxDistance); + int accelDistance(QmlTimeLineValue &, qreal velocity, qreal distance); + + void move(QmlTimeLineValue &, qreal destination, int time = 500); + void move(QmlTimeLineValue &, qreal destination, const QEasingCurve &, int time = 500); + void moveBy(QmlTimeLineValue &, qreal change, int time = 500); + void moveBy(QmlTimeLineValue &, qreal change, const QEasingCurve &, int time = 500); + + void sync(); + void setSyncPoint(int); + int syncPoint() const; + + void sync(QmlTimeLineValue &); + void sync(QmlTimeLineValue &, QmlTimeLineValue &); + + void reset(QmlTimeLineValue &); + + void complete(); + void clear(); + bool isActive() const; + + int time() const; + + virtual int duration() const; +Q_SIGNALS: + void updated(); + void completed(); + +protected: + virtual void updateCurrentTime(int); + +private: + void remove(QmlTimeLineObject *); + friend class QmlTimeLineObject; + friend struct QmlTimeLinePrivate; + QmlTimeLinePrivate *d; +}; + +class Q_DECLARATIVE_EXPORT QmlTimeLineObject +{ +public: + QmlTimeLineObject(); + virtual ~QmlTimeLineObject(); + +protected: + friend class QmlTimeLine; + friend struct QmlTimeLinePrivate; + QmlTimeLine *_t; +}; + +class Q_DECLARATIVE_EXPORT QmlTimeLineValue : public QmlTimeLineObject +{ +public: + QmlTimeLineValue(qreal v = 0.) : _v(v) {} + + virtual qreal value() const { return _v; } + virtual void setValue(qreal v) { _v = v; } + + QmlTimeLine *timeLine() const { return _t; } + + operator qreal() const { return _v; } + QmlTimeLineValue &operator=(qreal v) { setValue(v); return *this; } +private: + friend class QmlTimeLine; + friend struct QmlTimeLinePrivate; + qreal _v; +}; + +class Q_DECLARATIVE_EXPORT QmlTimeLineEvent +{ +public: + QmlTimeLineEvent(); + QmlTimeLineEvent(const QmlTimeLineEvent &o); + + template<class T, void (T::*method)()> + QmlTimeLineEvent(QmlTimeLineObject *b, T *c) + { + d0 = &callFunc<T, method>; + d1 = (void *)c; + d2 = b; + } + + template<class T, void (T::*method)()> + static QmlTimeLineEvent timeLineEvent(QmlTimeLineObject *b, T *c) + { + QmlTimeLineEvent rv; + rv.d0 = &callFunc<T, method>; + rv.d1 = (void *)c; + rv.d2 = b; + return rv; + } + + QmlTimeLineEvent &operator=(const QmlTimeLineEvent &o); + void execute() const; + QmlTimeLineObject *eventObject() const; + +private: + typedef void (*CallFunc)(void *c); + + template <class T, void (T::*method)()> + static void callFunc(void *c) + { + T *cls = (T *)c; + (cls->*method)(); + } + CallFunc d0; + void *d1; + QmlTimeLineObject *d2; +}; + +template<class T> +class QmlTimeLineValueProxy : public QmlTimeLineValue +{ +public: + QmlTimeLineValueProxy(T *cls, void (T::*func)(qreal), qreal v = 0.) + : QmlTimeLineValue(v), _class(cls), _setFunctionReal(func), _setFunctionInt(0) + { + Q_ASSERT(_class); + } + + QmlTimeLineValueProxy(T *cls, void (T::*func)(int), qreal v = 0.) + : QmlTimeLineValue(v), _class(cls), _setFunctionReal(0), _setFunctionInt(func) + { + Q_ASSERT(_class); + } + + virtual void setValue(qreal v) + { + QmlTimeLineValue::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 |