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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 QtQuick3D 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 VIEWPORT_H
#define VIEWPORT_H
#include <QtDeclarative/qdeclarativeitem.h>
#include "qdeclarativeitem3d.h"
#include "qdeclarativeviewport.h"
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
class ViewportPrivate;
class QGLCamera;
class QGLLightModel;
class QGLLightParameters;
class QDeclarativeEffect;
class Viewport : public QDeclarativeItem, public QDeclarativeViewport
{
Q_OBJECT
Q_PROPERTY(bool picking READ picking WRITE setPicking NOTIFY viewportChanged)
Q_PROPERTY(bool showPicking READ showPicking WRITE setShowPicking NOTIFY viewportChanged)
Q_PROPERTY(bool showSceneGraph READ showSceneGraph WRITE setShowSceneGraph NOTIFY showSceneGraphChanged)
Q_PROPERTY(bool navigation READ navigation WRITE setNavigation NOTIFY viewportChanged)
Q_PROPERTY(bool fovzoom READ fovzoom WRITE setFovzoom NOTIFY viewportChanged)
Q_PROPERTY(bool blending READ blending WRITE setBlending NOTIFY viewportChanged)
Q_PROPERTY(QGLCamera *camera READ camera WRITE setCamera)
Q_PROPERTY(QGLLightParameters *light READ light WRITE setLight NOTIFY viewportChanged)
Q_PROPERTY(QGLLightModel *lightModel READ lightModel WRITE setLightModel NOTIFY viewportChanged)
public:
Viewport(QDeclarativeItem *parent = 0);
~Viewport();
bool picking() const;
void setPicking(bool value);
bool showPicking() const;
void setShowPicking(bool value);
bool showSceneGraph() const;
void setShowSceneGraph(bool show);
bool navigation() const;
void setNavigation(bool value);
bool fovzoom() const;
void setFovzoom(bool value);
bool blending() const;
void setBlending(bool value);
QGLCamera *camera() const;
void setCamera(QGLCamera *value);
QGLLightParameters *light() const;
void setLight(QGLLightParameters *value);
QGLLightModel *lightModel() const;
void setLightModel(QGLLightModel *value);
void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget *);
int registerPickableObject(QObject *obj);
virtual void registerEarlyDrawObject(QObject *obj, int order);
Q_INVOKABLE QObject *objectForPoint(qreal x, qreal y);
Q_SIGNALS:
void viewportChanged();
void showSceneGraphChanged();
public Q_SLOTS:
void update3d();
private Q_SLOTS:
void cameraChanged();
protected:
void mousePressEvent(QGraphicsSceneMouseEvent *event);
void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);
void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
void wheelEvent(QGraphicsSceneWheelEvent *event);
void keyPressEvent(QKeyEvent *event);
virtual QVariant itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value);
private:
ViewportPrivate *d;
void earlyDraw(QGLPainter *painter);
void draw(QGLPainter *painter);
void initializeGL(QGLPainter *painter);
bool hoverEvent(QGraphicsSceneHoverEvent *event);
QObject *objectForPoint(const QPointF &pos)
{
return objectForPoint(pos.x(), pos.y());
}
void wheel(qreal delta);
void pan(qreal deltax, qreal deltay);
void rotate(qreal deltax, qreal deltay);
QPointF viewDelta(qreal deltax, qreal deltay);
};
QT_END_NAMESPACE
QML_DECLARE_TYPE(Viewport)
QT_END_HEADER
#endif
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