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/****************************************************************************
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**
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** Copyright (C) 2014 Digia Plc
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** All rights reserved.
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** For any questions to Digia, please use contact form at http://qt.io
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**
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** This file is part of the Qt Charts module.
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**
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** Licensees holding valid commercial license for Qt may use this file in
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** accordance with the Qt License Agreement provided with the Software
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** or, alternatively, in accordance with the terms contained in a written
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** agreement between you and Digia.
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**
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** If you have questions regarding the use of this file, please use
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** contact form at http://qt.io
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**
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****************************************************************************/
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#include <private/charttitle_p.h>
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#include <private/chartpresenter_p.h>
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#include <QtGui/QFont>
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#include <QtGui/QFontMetrics>
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#include <QtCore/QDebug>
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#include <QtGui/QTextDocument>
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QT_CHARTS_BEGIN_NAMESPACE
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ChartTitle::ChartTitle(QGraphicsItem *parent)
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: QGraphicsTextItem(parent)
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{
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document()->setDocumentMargin(ChartPresenter::textMargin());
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}
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ChartTitle::~ChartTitle()
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{
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}
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void ChartTitle::setText(const QString &text)
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{
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m_text = text;
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}
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QString ChartTitle::text() const
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{
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return m_text;
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}
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void ChartTitle::setGeometry(const QRectF &rect)
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{
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QRectF truncatedRect;
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QGraphicsTextItem::setHtml(ChartPresenter::truncatedText(font(), m_text, qreal(0.0),
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rect.width(), rect.height(),
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truncatedRect));
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QGraphicsTextItem::setTextWidth(truncatedRect.width());
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setPos(rect.topLeft());
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}
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QSizeF ChartTitle::sizeHint(Qt::SizeHint which, const QSizeF &constraint) const
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{
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Q_UNUSED(constraint);
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QSizeF sh;
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switch (which) {
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case Qt::MinimumSize: {
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QRectF titleRect = ChartPresenter::textBoundingRect(font(), QStringLiteral("..."));
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sh = QSizeF(titleRect.width(), titleRect.height());
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break;
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}
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case Qt::PreferredSize:
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case Qt::MaximumSize: {
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QRectF titleRect = ChartPresenter::textBoundingRect(font(), m_text);
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sh = QSizeF(titleRect.width(), titleRect.height());
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break;
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}
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case Qt::MinimumDescent: {
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QFontMetrics fn(font());
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sh = QSizeF(0, fn.descent());
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break;
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}
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default:
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break;
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}
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return sh;
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}
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QT_CHARTS_END_NAMESPACE
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