/* This file is part of the KDE project
 * Copyright (C) 2011 Thorsten Zachmann <zachmann@kde.org>
 * Copyright (C) 2011 Jean-Nicolas Artaud <jeannicolasartaud@gmail.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

#include "KoMarkerItemDelegate.h"

#include <KoPathShape.h>
#include <KoMarker.h>

#include <QPainter>
#include <QPainterPath>
#include <QPen>

KoMarkerItemDelegate::KoMarkerItemDelegate(KoMarkerData::MarkerPosition position, QObject *parent)
: QAbstractItemDelegate(parent)
, m_position(position)
{
}

KoMarkerItemDelegate::~KoMarkerItemDelegate()
{
}

void KoMarkerItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
    painter->save();

    if (option.state & QStyle::State_Selected)
        painter->fillRect(option.rect, option.palette.highlight());

    bool antialiasing = painter->testRenderHint(QPainter::Antialiasing);
    if (!antialiasing) {
        painter->setRenderHint(QPainter::Antialiasing, true);
    }

    KoPathShape pathShape;
    pathShape.moveTo(QPointF(option.rect.left(), option.rect.center().y()));
    pathShape.lineTo(QPointF(option.rect.right(), option.rect.center().y()));
    KoMarker *marker = index.data(Qt::DecorationRole).value<KoMarker*>();
    if (marker != 0) {
        pathShape.setMarker(marker, m_position);
    }

    // paint marker
    QPen pen(option.palette.text(), 2);
    QPainterPath path = pathShape.pathStroke(pen);
    painter->fillPath(path, pen.brush());

    if (!antialiasing) {
        painter->setRenderHint(QPainter::Antialiasing, false);
    }

    painter->restore();
}

QSize KoMarkerItemDelegate::sizeHint(const QStyleOptionViewItem & option, const QModelIndex &index) const
{
    Q_UNUSED(option)
    Q_UNUSED(index)
    return QSize(80,30);
}
