qt5base-lts/examples/graphicsview/boxes/qtbox.h

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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the demonstration applications 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.
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**
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**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QTBOX_H
#define QTBOX_H
2011-05-08 07:13:40 +00:00
#include <QtWidgets>
#include <QtGui/qvector3d.h>
#include "glbuffers.h"
class ItemBase : public QGraphicsItem
{
public:
enum { Type = UserType + 1 };
ItemBase(int size, int x, int y);
virtual ~ItemBase();
virtual QRectF boundingRect() const;
virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
protected:
virtual ItemBase *createNew(int size, int x, int y) = 0;
virtual void contextMenuEvent(QGraphicsSceneContextMenuEvent *event);
virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
virtual void keyPressEvent(QKeyEvent *event);
virtual void wheelEvent(QGraphicsSceneWheelEvent *event);
virtual int type() const;
bool isInResizeArea(const QPointF &pos);
static void duplicateSelectedItems(QGraphicsScene *scene);
static void deleteSelectedItems(QGraphicsScene *scene);
static void growSelectedItems(QGraphicsScene *scene);
static void shrinkSelectedItems(QGraphicsScene *scene);
int m_size;
QTime m_startTime;
bool m_isResizing;
};
class QtBox : public ItemBase
{
public:
QtBox(int size, int x, int y);
virtual ~QtBox();
virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
protected:
virtual ItemBase *createNew(int size, int x, int y);
private:
QVector3D m_vertices[8];
QVector3D m_texCoords[4];
QVector3D m_normals[6];
GLTexture *m_texture;
};
class CircleItem : public ItemBase
{
public:
CircleItem(int size, int x, int y);
virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
protected:
virtual ItemBase *createNew(int size, int x, int y);
QColor m_color;
};
class SquareItem : public ItemBase
{
public:
SquareItem(int size, int x, int y);
virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
protected:
virtual ItemBase *createNew(int size, int x, int y);
QPixmap m_image;
};
#endif