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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include "arrowsmodel.h"
ArrowsModel::ArrowsModel(QObject *parent)
: QAbstractListModel(parent)
{
connect(this, &QAbstractListModel::rowsInserted, this, &ArrowsModel::rowCountChanged);
connect(this, &QAbstractListModel::rowsRemoved, this, &ArrowsModel::rowCountChanged);
connect(this, &QAbstractListModel::modelReset, this, &ArrowsModel::rowCountChanged);
}
int ArrowsModel::rowCount(const QModelIndex &) const
{
return m_arrowsList.size();
}
QHash<int, QByteArray> ArrowsModel::roleNames() const
{
QHash<int, QByteArray> roles;
roles[StartX] = "startX";
roles[StartY] = "startY";
roles[EndX] = "endX";
roles[EndY] = "endY";
roles[StartNodeId] = "startNodeId";
roles[EndNodeId] = "endNodeId";
return roles;
}
QVariant ArrowsModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return QVariant();
if (index.row() >= m_arrowsList.size())
return false;
const auto &node = (m_arrowsList)[index.row()];
if (role == StartX)
return QVariant::fromValue(node.startX);
else if (role == StartY)
return QVariant::fromValue(node.startY);
else if (role == EndX)
return QVariant::fromValue(node.endX);
else if (role == EndY)
return QVariant::fromValue(node.endY);
else if (role == StartNodeId)
return QVariant::fromValue(node.startNodeId);
else if (role == EndNodeId)
return QVariant::fromValue(node.endNodeId);
return QVariant();
}