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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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 1.1, 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QDECLARATIVEANIMATION_P_H
+#define QDECLARATIVEANIMATION_P_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 "qdeclarativeanimation_p.h"
+
+#include <private/qdeclarativenullablevalue_p_p.h>
+
+#include <qdeclarative.h>
+#include <qdeclarativecontext.h>
+
+#include <QtCore/QPauseAnimation>
+#include <QtCore/QVariantAnimation>
+#include <QtCore/QAnimationGroup>
+#include <QDebug>
+
+#include <private/qobject_p.h>
+#include <private/qvariantanimation_p.h>
+
+QT_BEGIN_NAMESPACE
+
+//interface for classes that provide animation actions for QActionAnimation
+class QAbstractAnimationAction
+{
+public:
+    virtual ~QAbstractAnimationAction() {}
+    virtual void doAction() = 0;
+};
+
+//templated animation action
+//allows us to specify an action that calls a function of a class.
+//(so that class doesn't have to inherit QDeclarativeAbstractAnimationAction)
+template<class T, void (T::*method)()>
+class QAnimationActionProxy : public QAbstractAnimationAction
+{
+public:
+    QAnimationActionProxy(T *p) : m_p(p) {}
+    virtual void doAction() { (m_p->*method)(); }
+
+private:
+    T *m_p;
+};
+
+//performs an action of type QAbstractAnimationAction
+class Q_AUTOTEST_EXPORT QActionAnimation : public QAbstractAnimation
+{
+    Q_OBJECT
+public:
+    QActionAnimation(QObject *parent = 0) : QAbstractAnimation(parent), animAction(0), policy(KeepWhenStopped) {}
+    QActionAnimation(QAbstractAnimationAction *action, QObject *parent = 0)
+        : QAbstractAnimation(parent), animAction(action), policy(KeepWhenStopped) {}
+    ~QActionAnimation() { if (policy == DeleteWhenStopped) { delete animAction; animAction = 0; } }
+    virtual int duration() const { return 0; }
+    void setAnimAction(QAbstractAnimationAction *action, DeletionPolicy p)
+    {
+        if (state() == Running)
+            stop();
+        if (policy == DeleteWhenStopped)
+            delete animAction;
+        animAction = action;
+        policy = p;
+    }
+protected:
+    virtual void updateCurrentTime(int) {}
+
+    virtual void updateState(State newState, State /*oldState*/)
+    {
+        if (newState == Running) {
+            if (animAction) {
+                animAction->doAction();
+                if (state() == Stopped && policy == DeleteWhenStopped) {
+                    delete animAction;
+                    animAction = 0;
+                }
+            }
+        }
+    }
+
+private:
+    QAbstractAnimationAction *animAction;
+    DeletionPolicy policy;
+};
+
+class QDeclarativeBulkValueUpdater
+{
+public:
+    virtual ~QDeclarativeBulkValueUpdater() {}
+    virtual void setValue(qreal value) = 0;
+};
+
+//animates QDeclarativeBulkValueUpdater (assumes start and end values will be reals or compatible)
+class Q_AUTOTEST_EXPORT QDeclarativeBulkValueAnimator : public QVariantAnimation
+{
+    Q_OBJECT
+public:
+    QDeclarativeBulkValueAnimator(QObject *parent = 0) : QVariantAnimation(parent), animValue(0), fromSourced(0), policy(KeepWhenStopped) {}
+    ~QDeclarativeBulkValueAnimator() { if (policy == DeleteWhenStopped) { delete animValue; animValue = 0; } }
+    void setAnimValue(QDeclarativeBulkValueUpdater *value, DeletionPolicy p)
+    {
+        if (state() == Running)
+            stop();
+        if (policy == DeleteWhenStopped)
+            delete animValue;
+        animValue = value;
+        policy = p;
+    }
+    QDeclarativeBulkValueUpdater *getAnimValue() const
+    {
+        return animValue;
+    }
+    void setFromSourcedValue(bool *value)
+    {
+        fromSourced = value;
+    }
+protected:
+    virtual void updateCurrentValue(const QVariant &value)
+    {
+        if (state() == QAbstractAnimation::Stopped)
+            return;
+
+        if (animValue)
+            animValue->setValue(value.toReal());
+    }
+    virtual void updateState(State newState, State oldState)
+    {   
+        QVariantAnimation::updateState(newState, oldState);
+        if (newState == Running) {
+            //check for new from every loop
+            if (fromSourced)
+                *fromSourced = false;
+        }
+    }
+
+private:
+    QDeclarativeBulkValueUpdater *animValue;
+    bool *fromSourced;
+    DeletionPolicy policy;
+};
+
+//an animation that just gives a tick
+template<class T, void (T::*method)(int)>
+class QTickAnimationProxy : public QAbstractAnimation
+{
+    //Q_OBJECT //doesn't work with templating
+public:
+    QTickAnimationProxy(T *p, QObject *parent = 0) : QAbstractAnimation(parent), m_p(p) {}
+    virtual int duration() const { return -1; }
+protected:
+    virtual void updateCurrentTime(int msec) { (m_p->*method)(msec); }
+
+private:
+    T *m_p;
+};
+
+class QDeclarativeAbstractAnimationPrivate : public QObjectPrivate
+{
+    Q_DECLARE_PUBLIC(QDeclarativeAbstractAnimation)
+public:
+    QDeclarativeAbstractAnimationPrivate()
+    : running(false), paused(false), alwaysRunToEnd(false),
+      connectedTimeLine(false), componentComplete(true),
+      avoidPropertyValueSourceStart(false), disableUserControl(false),
+      registered(false), loopCount(1), group(0) {}
+
+    bool running:1;
+    bool paused:1;
+    bool alwaysRunToEnd:1;
+    bool connectedTimeLine:1;
+    bool componentComplete:1;
+    bool avoidPropertyValueSourceStart:1;
+    bool disableUserControl:1;
+    bool registered:1;
+
+    int loopCount;
+
+    void commence();
+
+    QDeclarativeProperty defaultProperty;
+
+    QDeclarativeAnimationGroup *group;
+
+    static QDeclarativeProperty createProperty(QObject *obj, const QString &str, QObject *infoObj);
+};
+
+class QDeclarativePauseAnimationPrivate : public QDeclarativeAbstractAnimationPrivate
+{
+    Q_DECLARE_PUBLIC(QDeclarativePauseAnimation)
+public:
+    QDeclarativePauseAnimationPrivate()
+    : QDeclarativeAbstractAnimationPrivate(), pa(0) {}
+
+    void init();
+
+    QPauseAnimation *pa;
+};
+
+class QDeclarativeScriptActionPrivate : public QDeclarativeAbstractAnimationPrivate
+{
+    Q_DECLARE_PUBLIC(QDeclarativeScriptAction)
+public:
+    QDeclarativeScriptActionPrivate();
+
+    void init();
+
+    QDeclarativeScriptString script;
+    QString name;
+    QDeclarativeScriptString runScriptScript;
+    bool hasRunScriptScript;
+    bool reversing;
+
+    void execute();
+
+    QAnimationActionProxy<QDeclarativeScriptActionPrivate,
+                  &QDeclarativeScriptActionPrivate::execute> proxy;
+    QActionAnimation *rsa;
+};
+
+class QDeclarativePropertyActionPrivate : public QDeclarativeAbstractAnimationPrivate
+{
+    Q_DECLARE_PUBLIC(QDeclarativePropertyAction)
+public:
+    QDeclarativePropertyActionPrivate()
+    : QDeclarativeAbstractAnimationPrivate(), target(0), spa(0) {}
+
+    void init();
+
+    QObject *target;
+    QString propertyName;
+    QString properties;
+    QList<QObject *> targets;
+    QList<QObject *> exclude;
+
+    QDeclarativeNullableValue<QVariant> value;
+
+    QActionAnimation *spa;
+};
+
+class QDeclarativeAnimationGroupPrivate : public QDeclarativeAbstractAnimationPrivate
+{
+    Q_DECLARE_PUBLIC(QDeclarativeAnimationGroup)
+public:
+    QDeclarativeAnimationGroupPrivate()
+    : QDeclarativeAbstractAnimationPrivate(), ag(0) {}
+
+    static void append_animation(QDeclarativeListProperty<QDeclarativeAbstractAnimation> *list, QDeclarativeAbstractAnimation *role);
+    static void clear_animation(QDeclarativeListProperty<QDeclarativeAbstractAnimation> *list);
+    QList<QDeclarativeAbstractAnimation *> animations;
+    QAnimationGroup *ag;
+};
+
+class QDeclarativePropertyAnimationPrivate : public QDeclarativeAbstractAnimationPrivate
+{
+    Q_DECLARE_PUBLIC(QDeclarativePropertyAnimation)
+public:
+    QDeclarativePropertyAnimationPrivate()
+    : QDeclarativeAbstractAnimationPrivate(), target(0), fromSourced(false), fromIsDefined(false), toIsDefined(false),
+      rangeIsSet(false), defaultToInterpolatorType(0), interpolatorType(0), interpolator(0), va(0), actions(0) {}
+
+    void init();
+
+    QVariant from;
+    QVariant to;
+
+    QObject *target;
+    QString propertyName;
+    QString properties;
+    QList<QObject *> targets;
+    QList<QObject *> exclude;
+    QString defaultProperties;
+
+    bool fromSourced;
+    bool fromIsDefined:1;
+    bool toIsDefined:1;
+    bool rangeIsSet:1;
+    bool defaultToInterpolatorType:1;
+    int interpolatorType;
+    QVariantAnimation::Interpolator interpolator;
+
+    QDeclarativeBulkValueAnimator *va;
+
+    // for animations that don't use the QDeclarativeBulkValueAnimator
+    QDeclarativeStateActions *actions;
+
+    static QVariant interpolateVariant(const QVariant &from, const QVariant &to, qreal progress);
+    static void convertVariant(QVariant &variant, int type);
+};
+
+class QDeclarativeRotationAnimationPrivate : public QDeclarativePropertyAnimationPrivate
+{
+    Q_DECLARE_PUBLIC(QDeclarativeRotationAnimation)
+public:
+    QDeclarativeRotationAnimationPrivate() : direction(QDeclarativeRotationAnimation::Numerical) {}
+
+    QDeclarativeRotationAnimation::RotationDirection direction;
+};
+
+class Q_AUTOTEST_EXPORT QDeclarativeAnimationPropertyUpdater : public QDeclarativeBulkValueUpdater
+{
+public:
+    QDeclarativeStateActions actions;
+    int interpolatorType;       //for Number/ColorAnimation
+    int prevInterpolatorType;   //for generic
+    QVariantAnimation::Interpolator interpolator;
+    bool reverse;
+    bool fromSourced;
+    bool fromDefined;
+    bool *wasDeleted;
+    QDeclarativeAnimationPropertyUpdater() : prevInterpolatorType(0), wasDeleted(0) {}
+    ~QDeclarativeAnimationPropertyUpdater() { if (wasDeleted) *wasDeleted = true; }
+    void setValue(qreal v);
+};
+
+QT_END_NAMESPACE
+
+#endif // QDECLARATIVEANIMATION_P_H