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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtGui>
#include "label.h"
Label::Label(const QString &text, QGraphicsItem *parent)
: GvbWidget(parent)
{
m_textItem = new QGraphicsSimpleTextItem(this);
setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Fixed);
setContentsMargins(0, 0, 0, 0);
setText(text);
// This flag was introduced in Qt 4.6.
setFlag(QGraphicsItem::ItemHasNoContents, true);
}
Label::~Label()
{
}
void Label::setText(const QString &text)
{
m_textItem->setText(text);
prepareGeometryChange();
}
QString Label::text() const
{
return m_textItem->text();
}
void Label::setFont(const QFont font)
{
m_textItem->setFont(font);
}
void Label::resizeEvent(QGraphicsSceneResizeEvent *event)
{
GvbWidget::resizeEvent(event);
}
QSizeF Label::sizeHint(Qt::SizeHint which, const QSizeF &constraint) const
{
switch (which) {
case Qt::MinimumSize:
// fall thru
case Qt::PreferredSize: {
QFontMetricsF fm(m_textItem->font());
return QSizeF(fm.width(m_textItem->text()), fm.height());
}
default:
return GvbWidget::sizeHint(which, constraint);
}
}
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