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+/****************************************************************************
+**
+** Copyright (C) 2010 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QDECLARATIVEFLICKABLE_H
+#define QDECLARATIVEFLICKABLE_H
+
+#include "qdeclarativeitem.h"
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Declarative)
+
+class QDeclarativeFlickablePrivate;
+class QDeclarativeFlickableVisibleArea;
+class Q_DECLARATIVE_EXPORT QDeclarativeFlickable : public QDeclarativeItem
+{
+ Q_OBJECT
+
+ Q_PROPERTY(qreal viewportWidth READ viewportWidth WRITE setViewportWidth NOTIFY viewportWidthChanged)
+ Q_PROPERTY(qreal viewportHeight READ viewportHeight WRITE setViewportHeight NOTIFY viewportHeightChanged)
+ Q_PROPERTY(qreal viewportX READ viewportX WRITE setViewportX NOTIFY positionXChanged)
+ Q_PROPERTY(qreal viewportY READ viewportY WRITE setViewportY NOTIFY positionYChanged)
+
+ Q_PROPERTY(qreal horizontalVelocity READ horizontalVelocity NOTIFY horizontalVelocityChanged)
+ Q_PROPERTY(qreal verticalVelocity READ verticalVelocity NOTIFY verticalVelocityChanged)
+ Q_PROPERTY(qreal reportedVelocitySmoothing READ reportedVelocitySmoothing WRITE setReportedVelocitySmoothing NOTIFY reportedVelocitySmoothingChanged)
+
+ Q_PROPERTY(bool overShoot READ overShoot WRITE setOverShoot NOTIFY overShootChanged)
+ Q_PROPERTY(qreal maximumFlickVelocity READ maximumFlickVelocity WRITE setMaximumFlickVelocity NOTIFY maximumFlickVelocityChanged)
+ Q_PROPERTY(qreal flickDeceleration READ flickDeceleration WRITE setFlickDeceleration NOTIFY flickDecelerationChanged)
+ Q_PROPERTY(bool moving READ isMoving NOTIFY movingChanged)
+ Q_PROPERTY(bool flicking READ isFlicking NOTIFY flickingChanged)
+ Q_PROPERTY(FlickDirection flickDirection READ flickDirection WRITE setFlickDirection NOTIFY flickDirectionChanged)
+
+ Q_PROPERTY(bool interactive READ isInteractive WRITE setInteractive NOTIFY interactiveChanged)
+ Q_PROPERTY(int pressDelay READ pressDelay WRITE setPressDelay NOTIFY pressDelayChanged)
+
+ Q_PROPERTY(bool atXEnd READ isAtXEnd NOTIFY isAtBoundaryChanged)
+ Q_PROPERTY(bool atYEnd READ isAtYEnd NOTIFY isAtBoundaryChanged)
+ Q_PROPERTY(bool atXBeginning READ isAtXBeginning NOTIFY isAtBoundaryChanged)
+ Q_PROPERTY(bool atYBeginning READ isAtYBeginning NOTIFY isAtBoundaryChanged)
+
+ Q_PROPERTY(QDeclarativeFlickableVisibleArea *visibleArea READ visibleArea CONSTANT)
+
+ Q_PROPERTY(QDeclarativeListProperty<QObject> flickableData READ flickableData)
+ Q_PROPERTY(QDeclarativeListProperty<QDeclarativeItem> flickableChildren READ flickableChildren)
+ Q_CLASSINFO("DefaultProperty", "flickableData")
+
+ Q_ENUMS(FlickDirection)
+
+public:
+ QDeclarativeFlickable(QDeclarativeItem *parent=0);
+ ~QDeclarativeFlickable();
+
+ QDeclarativeListProperty<QObject> flickableData();
+ QDeclarativeListProperty<QDeclarativeItem> flickableChildren();
+
+ bool overShoot() const;
+ void setOverShoot(bool);
+
+ qreal viewportWidth() const;
+ void setViewportWidth(qreal);
+
+ qreal viewportHeight() const;
+ void setViewportHeight(qreal);
+
+ qreal viewportX() const;
+ void setViewportX(qreal pos);
+
+ qreal viewportY() const;
+ void setViewportY(qreal pos);
+
+ bool isMoving() const;
+ bool isFlicking() const;
+
+ int pressDelay() const;
+ void setPressDelay(int delay);
+
+ qreal reportedVelocitySmoothing() const;
+ void setReportedVelocitySmoothing(qreal);
+
+ qreal maximumFlickVelocity() const;
+ void setMaximumFlickVelocity(qreal);
+
+ qreal flickDeceleration() const;
+ void setFlickDeceleration(qreal);
+
+ bool isInteractive() const;
+ void setInteractive(bool);
+
+ qreal horizontalVelocity() const;
+ qreal verticalVelocity() const;
+
+ bool isAtXEnd() const;
+ bool isAtXBeginning() const;
+ bool isAtYEnd() const;
+ bool isAtYBeginning() const;
+
+ QDeclarativeItem *viewport();
+
+ enum FlickDirection { AutoFlickDirection=0x00, HorizontalFlick=0x01, VerticalFlick=0x02, HorizontalAndVerticalFlick=0x03 };
+ FlickDirection flickDirection() const;
+ void setFlickDirection(FlickDirection);
+
+Q_SIGNALS:
+ void viewportWidthChanged();
+ void viewportHeightChanged();
+ void positionXChanged();
+ void positionYChanged();
+ void movingChanged();
+ void flickingChanged();
+ void movementStarted();
+ void movementEnded();
+ void flickStarted();
+ void flickEnded();
+ void reportedVelocitySmoothingChanged(int);
+ void horizontalVelocityChanged();
+ void verticalVelocityChanged();
+ void isAtBoundaryChanged();
+ void pageChanged();
+ void flickDirectionChanged();
+ void interactiveChanged();
+ void overShootChanged();
+ void maximumFlickVelocityChanged();
+ void flickDecelerationChanged();
+ void pressDelayChanged();
+
+protected:
+ virtual bool sceneEventFilter(QGraphicsItem *, QEvent *);
+ void mousePressEvent(QGraphicsSceneMouseEvent *event);
+ void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
+ void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+ void wheelEvent(QGraphicsSceneWheelEvent *event);
+ void timerEvent(QTimerEvent *event);
+
+ QDeclarativeFlickableVisibleArea *visibleArea();
+
+protected Q_SLOTS:
+ virtual void ticked();
+ void movementStarting();
+ void movementEnding();
+ void heightChange();
+ void widthChange();
+
+protected:
+ virtual qreal minXExtent() const;
+ virtual qreal minYExtent() const;
+ virtual qreal maxXExtent() const;
+ virtual qreal maxYExtent() const;
+ qreal vWidth() const;
+ qreal vHeight() const;
+ virtual void viewportMoved();
+ bool sendMouseEvent(QGraphicsSceneMouseEvent *event);
+
+ bool xflick() const;
+ bool yflick() const;
+ void cancelFlick();
+
+protected:
+ QDeclarativeFlickable(QDeclarativeFlickablePrivate &dd, QDeclarativeItem *parent);
+
+private:
+ Q_DISABLE_COPY(QDeclarativeFlickable)
+ Q_DECLARE_PRIVATE_D(QGraphicsItem::d_ptr.data(), QDeclarativeFlickable)
+ friend class QDeclarativeFlickableVisibleArea;
+};
+
+QT_END_NAMESPACE
+
+QML_DECLARE_TYPE(QDeclarativeFlickable)
+
+QT_END_HEADER
+
+#endif