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/****************************************************************************
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**
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** Copyright (C) 2012 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.digia.com
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**
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** This file is part of the Qt Commercial Charts Add-on.
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**
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** $QT_BEGIN_LICENSE$
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written 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.digia.com
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "charttitle_p.h"
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#include <QFont>
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#include <QFontMetrics>
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#include <QDebug>
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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ChartTitle::ChartTitle(QGraphicsItem* parent):QGraphicsSimpleTextItem(parent)
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{
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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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QFontMetrics fn(font());
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int width = rect.width();
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if (fn.boundingRect(m_text).width() > width)
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{
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QString string = m_text + "...";
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while (fn.boundingRect(string).width() > width && string.length() > 3)
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string.remove(string.length() - 4, 1);
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QGraphicsSimpleTextItem::setText(string);
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}
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else
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QGraphicsSimpleTextItem::setText(m_text);
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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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QFontMetrics fn (font ());
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QSizeF sh;
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switch(which) {
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case Qt::MinimumSize:
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sh = QSizeF(fn.boundingRect ("...").width(),fn.height());
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break;
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case Qt::PreferredSize:
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sh = QSizeF(fn.boundingRect(m_text).width(),fn.height());
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break;
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case Qt::MaximumSize:
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sh = QSizeF(fn.boundingRect(m_text).width(),fn.height());
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break;
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case Qt::MinimumDescent:
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sh = QSizeF(0, fn.descent ());
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break;
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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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QTCOMMERCIALCHART_END_NAMESPACE
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