KDReportsHLineTextObject.cpp

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/****************************************************************************
**
** This file is part of the KD Reports library.
**
** SPDX-FileCopyrightText: 2007-2022 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
**
** SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDAB-KDReports OR LicenseRef-KDAB-KDReports-US
**
** Licensees holding valid commercial KD Reports licenses may use this file in
** accordance with the KD Reports Commercial License Agreement provided with
** the Software.
**
** Contact info@kdab.com if any conditions of this licensing are not clear to you.
**
****************************************************************************/
 
#include "KDReportsHLineTextObject_p.h"
 
#include <QColor>
#include <QPainter>
#include <QRectF>
#include <QTextDocument>
#include <QTextFormat>
#include <QTextFrame>
 
#include <QDebug>
 
namespace KDReports {
 
Q_GLOBAL_STATIC(HLineTextObject, globalHLineInterface)
 
void HLineTextObject::registerHLineObjectHandler(QTextDocument *doc)
{
    HLineTextObject *hLineInterface = globalHLineInterface();
 
    // This assert is here because a bad build environment can cause this to fail. There is a note
    // in the Qt source that indicates an error should be output, but there is no such output.
    Q_ASSERT(qobject_cast<QTextObjectInterface *>(hLineInterface));
 
    doc->documentLayout()->registerHandler(HLineTextObject::HLineTextFormat, hLineInterface);
}
 
//@cond PRIVATE
QSizeF HLineTextObject::intrinsicSize(QTextDocument *doc, int posInDocument, const QTextFormat &format)
{
    Q_UNUSED(posInDocument);
 
    QTextFrameFormat f = doc->rootFrame()->frameFormat();
    const qreal width = doc->pageSize().width() - (f.leftMargin() + f.rightMargin());
 
    const double thickness = format.doubleProperty(Thickness);
    const double margin = format.doubleProperty(Margin);
    // qDebug() << "intrinsicSize: thickness=" << thickness << "margin=" << margin;
 
    return QSizeF(width, thickness + 2 * margin);
}
 
void HLineTextObject::drawObject(QPainter *painter, const QRectF &r, QTextDocument *doc, int posInDocument, const QTextFormat &format)
{
    Q_UNUSED(doc);
    Q_UNUSED(posInDocument);
 
    const QColor color = qvariant_cast<QColor>(format.property(Color));
 
    QPen pen;
    pen.setWidthF(format.doubleProperty(Thickness));
 
    pen.setColor(color);
    painter->setPen(pen);
 
    const qreal y = r.top() + (r.height() / 2);
    QLineF line(r.left(), y, r.right(), y);
 
    painter->drawLine(line);
}
//@endcond
}