qt5base-lts/examples/itemviews/pixelator/pixeldelegate.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 examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
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** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
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** the documentation and/or other materials provided with the
** distribution.
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#ifndef PIXELDELEGATE_H
#define PIXELDELEGATE_H
#include <QAbstractItemDelegate>
#include <QFontMetrics>
#include <QModelIndex>
#include <QSize>
QT_BEGIN_NAMESPACE
class QAbstractItemModel;
class QObject;
class QPainter;
QT_END_NAMESPACE
static const int ItemSize = 256;
//! [0]
class PixelDelegate : public QAbstractItemDelegate
{
Q_OBJECT
public:
PixelDelegate(QObject *parent = 0);
void paint(QPainter *painter, const QStyleOptionViewItem &option,
const QModelIndex &index) const;
QSize sizeHint(const QStyleOptionViewItem &option,
const QModelIndex &index ) const;
public slots:
void setPixelSize(int size);
private:
int pixelSize;
};
//! [0]
#endif