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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <private/charttitle_p.h>
#include <private/chartpresenter_p.h>
#include <QtGui/QFont>
#include <QtGui/QFontMetrics>
#include <QtCore/QDebug>
#include <QtGui/QTextDocument>
QT_BEGIN_NAMESPACE
ChartTitle::ChartTitle(QGraphicsItem *parent)
: QGraphicsTextItem(parent)
{
document()->setDocumentMargin(ChartPresenter::textMargin());
setAcceptedMouseButtons({});
}
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;
if (m_text.isEmpty()) {
QGraphicsTextItem::setHtml(m_text);
QGraphicsTextItem::setTextWidth(0.0);
} else {
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_END_NAMESPACE