KoMarkerItemDelegate.cpp

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/* This file is part of the KDE project
 * SPDX-FileCopyrightText: 2011 Thorsten Zachmann <zachmann@kde.org>
 * SPDX-FileCopyrightText: 2011 Jean-Nicolas Artaud <jeannicolasartaud@gmail.com>
 *
 * SPDX-License-Identifier: LGPL-2.0-or-later
 */
 
#include "KoMarkerItemDelegate.h"
 
#include <KoPathShape.h>
#include <KoMarker.h>
 
#include <QPainter>
#include <QPen>
 
#include "kis_global.h"
 
KoMarkerItemDelegate::KoMarkerItemDelegate(KoFlake::MarkerPosition position, QObject *parent)
: QAbstractItemDelegate(parent)
, m_position(position)
{
}
 
KoMarkerItemDelegate::~KoMarkerItemDelegate()
{
}
 
void KoMarkerItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
    if (option.state & QStyle::State_Selected) {
        painter->fillRect(option.rect, option.palette.highlight());
    }
 
    QPen pen(option.palette.text(), 2);
    KoMarker *marker = index.data(Qt::DecorationRole).value<KoMarker*>();
    drawMarkerPreview(painter, option.rect.adjusted(1, 0, -1, 0), pen, marker, m_position);
}
 
QSize KoMarkerItemDelegate::sizeHint(const QStyleOptionViewItem & option, const QModelIndex &index) const
{
    Q_UNUSED(option);
    Q_UNUSED(index);
    return QSize(80,30);
}
 
void KoMarkerItemDelegate::drawMarkerPreview(QPainter *painter, const QRect &rect, const QPen &pen, KoMarker *marker, KoFlake::MarkerPosition position)
{
    if (marker) {
        marker->drawPreview(painter, rect, pen, position);
    } else {
        const qreal centerY = QRectF(rect).center().y();
        QPen oldPen = painter->pen();
        painter->setPen(pen);
        painter->drawLine(rect.left(), centerY, rect.right(), centerY);
        painter->setPen(oldPen);
    }
}