|
|
/******************************************************************************
|
|
|
**
|
|
|
** Copyright (C) 2015 The Qt Company Ltd.
|
|
|
** Contact: http://www.qt.io/licensing/
|
|
|
**
|
|
|
** This file is part of the Qt Charts module.
|
|
|
**
|
|
|
** $QT_BEGIN_LICENSE:COMM$
|
|
|
**
|
|
|
** 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.
|
|
|
**
|
|
|
** $QT_END_LICENSE$
|
|
|
**
|
|
|
******************************************************************************/
|
|
|
|
|
|
#include <private/charttitle_p.h>
|
|
|
#include <private/chartpresenter_p.h>
|
|
|
#include <QtGui/QFont>
|
|
|
#include <QtGui/QFontMetrics>
|
|
|
#include <QtCore/QDebug>
|
|
|
#include <QtGui/QTextDocument>
|
|
|
|
|
|
QT_CHARTS_BEGIN_NAMESPACE
|
|
|
|
|
|
ChartTitle::ChartTitle(QGraphicsItem *parent)
|
|
|
: QGraphicsTextItem(parent)
|
|
|
{
|
|
|
document()->setDocumentMargin(ChartPresenter::textMargin());
|
|
|
}
|
|
|
|
|
|
ChartTitle::~ChartTitle()
|
|
|
{
|
|
|
|
|
|
}
|
|
|
|
|
|
void ChartTitle::setText(const QString &text)
|
|
|
{
|
|
|
m_text = text;
|
|
|
}
|
|
|
|
|
|
QString ChartTitle::text() const
|
|
|
{
|
|
|
return m_text;
|
|
|
}
|
|
|
|
|
|
void ChartTitle::setGeometry(const QRectF &rect)
|
|
|
{
|
|
|
QRectF truncatedRect;
|
|
|
QGraphicsTextItem::setHtml(ChartPresenter::truncatedText(font(), m_text, qreal(0.0),
|
|
|
rect.width(), rect.height(),
|
|
|
truncatedRect));
|
|
|
QGraphicsTextItem::setTextWidth(truncatedRect.width());
|
|
|
setPos(rect.topLeft());
|
|
|
}
|
|
|
|
|
|
|
|
|
QSizeF ChartTitle::sizeHint(Qt::SizeHint which, const QSizeF &constraint) const
|
|
|
{
|
|
|
Q_UNUSED(constraint);
|
|
|
QSizeF sh;
|
|
|
|
|
|
switch (which) {
|
|
|
case Qt::MinimumSize: {
|
|
|
QRectF titleRect = ChartPresenter::textBoundingRect(font(), QStringLiteral("..."));
|
|
|
sh = QSizeF(titleRect.width(), titleRect.height());
|
|
|
break;
|
|
|
}
|
|
|
case Qt::PreferredSize:
|
|
|
case Qt::MaximumSize: {
|
|
|
QRectF titleRect = ChartPresenter::textBoundingRect(font(), m_text);
|
|
|
sh = QSizeF(titleRect.width(), titleRect.height());
|
|
|
break;
|
|
|
}
|
|
|
case Qt::MinimumDescent: {
|
|
|
QFontMetrics fn(font());
|
|
|
sh = QSizeF(0, fn.descent());
|
|
|
break;
|
|
|
}
|
|
|
default:
|
|
|
break;
|
|
|
}
|
|
|
|
|
|
return sh;
|
|
|
}
|
|
|
|
|
|
QT_CHARTS_END_NAMESPACE
|
|
|
|
