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Diffstat (limited to 'src/declarative/fx/qfxflickable.h')
-rw-r--r-- | src/declarative/fx/qfxflickable.h | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/src/declarative/fx/qfxflickable.h b/src/declarative/fx/qfxflickable.h new file mode 100644 index 0000000..1281788 --- /dev/null +++ b/src/declarative/fx/qfxflickable.h @@ -0,0 +1,195 @@ +/**************************************************************************** +** +** 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 QFXFLICKABLE_H +#define QFXFLICKABLE_H + +#include <qfxitem.h> + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Declarative) +class QFxFlickablePrivate; +class Q_DECLARATIVE_EXPORT QFxFlickable : public QFxItem +{ + Q_OBJECT + + Q_PROPERTY(bool overShoot READ overShoot WRITE setOverShoot) + Q_PROPERTY(int viewportWidth READ viewportWidth WRITE setViewportWidth NOTIFY viewportWidthChanged) + Q_PROPERTY(int viewportHeight READ viewportHeight WRITE setViewportHeight NOTIFY viewportHeightChanged) + Q_PROPERTY(qreal xPosition READ xPosition WRITE setXPosition NOTIFY positionChanged); + Q_PROPERTY(qreal yPosition READ yPosition WRITE setYPosition NOTIFY positionChanged); + Q_PROPERTY(bool moving READ isMoving NOTIFY movingChanged) + Q_PROPERTY(bool flicking READ isFlicking NOTIFY flickingChanged) + Q_PROPERTY(int velocityDecay READ velocityDecay WRITE setVelocityDecay NOTIFY velocityDecayChanged) + Q_PROPERTY(int maximumFlickVelocity READ maximumFlickVelocity WRITE setMaximumFlickVelocity) + Q_PROPERTY(bool locked READ isLocked WRITE setLocked) + Q_PROPERTY(DragMode dragMode READ dragMode WRITE setDragMode) + Q_PROPERTY(qreal xVelocity READ xVelocity NOTIFY velocityChanged) + Q_PROPERTY(qreal yVelocity READ yVelocity NOTIFY velocityChanged) + 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(qreal pageXPosition READ pageXPosition NOTIFY pageChanged); + Q_PROPERTY(qreal pageYPosition READ pageYPosition NOTIFY pageChanged); + Q_PROPERTY(qreal pageWidth READ pageWidth NOTIFY pageChanged); + Q_PROPERTY(qreal pageHeight READ pageHeight NOTIFY pageChanged); + + Q_PROPERTY(QmlList<QObject *>* flickableData READ flickableData); + Q_PROPERTY(QmlList<QFxItem *>* flickableChildren READ flickableChildren); + Q_CLASSINFO("DefaultProperty", "flickableData") + +public: + QFxFlickable(QFxItem *parent=0); + ~QFxFlickable(); + + QmlList<QObject *> *flickableData(); + QmlList<QFxItem *> *flickableChildren(); + + bool overShoot() const; + void setOverShoot(bool); + + int viewportWidth() const; + void setViewportWidth(int); + + int viewportHeight() const; + void setViewportHeight(int); + + qreal xPosition() const; + void setXPosition(qreal pos); + + qreal yPosition() const; + void setYPosition(qreal pos); + + bool isMoving() const; + bool isFlicking() const; + + int velocityDecay() const; + void setVelocityDecay(int); + + int maximumFlickVelocity() const; + void setMaximumFlickVelocity(int); + + bool isLocked() const; + void setLocked(bool); + + Q_ENUMS(DragMode); + enum DragMode { Hard, Elastic }; + DragMode dragMode() const; + void setDragMode(DragMode mode); + + qreal xVelocity() const; + qreal yVelocity() const; + + bool isAtXEnd() const; + bool isAtXBeginning() const; + qreal pageXPosition() const; + qreal pageWidth() const; + + bool isAtYEnd() const; + bool isAtYBeginning() const; + qreal pageYPosition() const; + qreal pageHeight() const; + + virtual void setWidth(int); + virtual void setHeight(int); + QFxItem *viewport(); + +Q_SIGNALS: + void viewportWidthChanged(); + void viewportHeightChanged(); + void positionChanged(); + void movingChanged(); + void flickingChanged(); + void movementStarted(); + void movementEnded(); + void flickStarted(); + void flickEnded(); + void velocityDecayChanged(int); + void velocityChanged(qreal, qreal); + void isAtBoundaryChanged(); + void pageChanged(); + +protected: + virtual bool mouseFilter(QGraphicsSceneMouseEvent *); + void mousePressEvent(QGraphicsSceneMouseEvent *event); + void mouseMoveEvent(QGraphicsSceneMouseEvent *event); + void mouseReleaseEvent(QGraphicsSceneMouseEvent *event); + + qreal visibleX() const; + qreal visibleY() const; + +protected Q_SLOTS: + virtual void ticked(); + void movementStarting(); + void movementEnding(); + +protected: + virtual qreal minXExtent() const; + virtual qreal minYExtent() const; + virtual qreal maxXExtent() const; + virtual qreal maxYExtent() const; + int vWidth() const; + int vHeight() const; + virtual void viewportMoved(); + bool sendMouseEvent(QGraphicsSceneMouseEvent *event); + + bool xflick() const; + bool yflick() const; + +protected: + QFxFlickable(QFxFlickablePrivate &dd, QFxItem *parent); + +private: + Q_DISABLE_COPY(QFxFlickable) + Q_DECLARE_PRIVATE(QFxFlickable) +}; +QML_DECLARE_TYPE(QFxFlickable); + + +QT_END_NAMESPACE + +QT_END_HEADER +#endif |