Revision control
+ // Copyright (C) 2026 The Qt Company Ltd.
+ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
+ #include "barmodelmappermodel.h"
+
+ #include <QtCore/QList>
+ #include <QtCore/QRandomGenerator>
+ #include <QtCore/QRect>
+
+ BarModelMapperModel::BarModelMapperModel(QObject *parent)
+ : QAbstractTableModel(parent)
+ {
+ m_columnCount = 6;
+ m_rowCount = 12;
+
+ for (int i = 0; i < m_rowCount; i++) {
+ auto dataList = new QList<qreal>(m_columnCount);
+ for (int k = 0; k < dataList->size(); k++) {
+ if (k % 2 == 0)
+ dataList->replace(k, i + QRandomGenerator::global()->bounded(5));
+ else
+ dataList->replace(k, QRandomGenerator::global()->bounded(8));
+ }
+ m_data.append(dataList);
+ }
+ }
+
+ BarModelMapperModel::~BarModelMapperModel()
+ {
+ qDeleteAll(m_data);
+ }
+
+ int BarModelMapperModel::rowCount(const QModelIndex &parent) const
+ {
+ Q_UNUSED(parent);
+ return m_data.count();
+ }
+
+ int BarModelMapperModel::columnCount(const QModelIndex &parent) const
+ {
+ Q_UNUSED(parent);
+ return m_columnCount;
+ }
+
+ QVariant BarModelMapperModel::headerData(int section, Qt::Orientation orientation, int role) const
+ {
+ if (role != Qt::DisplayRole)
+ return QVariant();
+
+ if (orientation == Qt::Horizontal)
+ return QString("201%1").arg(section);
+ else
+ return QString("%1").arg(section + 1);
+ }
+
+ QVariant BarModelMapperModel::data(const QModelIndex &index, int role) const
+ {
+ if (role == Qt::DisplayRole) {
+ auto v = m_data[index.row()]->at(index.column());
+ /*qDebug() << __func__ << "Read:" << v << "from" << index;*/
+ return v;
+ } else if (role == Qt::EditRole) {
+ return m_data[index.row()]->at(index.column());
+ } else if (role == MyRoles::background) {
+ for (const QRect &rect : m_mapping) {
+ if (rect.contains(index.column(), index.row())) {
+ auto color = QColor(m_mapping.key(rect));
+ return color;
+ }
+ }
+ return QColor(Qt::white);
+ }
+ return QVariant();
+ }
+
+ bool BarModelMapperModel::setData(const QModelIndex &index, const QVariant &value, int role)
+ {
+ if (index.isValid() && role == Qt::EditRole) {
+ m_data[index.row()]->replace(index.column(), value.toDouble());
+ emit dataChanged(index, index);
+ return true;
+ }
+ return false;
+ }
+
+ Qt::ItemFlags BarModelMapperModel::flags(const QModelIndex &index) const
+ {
+ return QAbstractItemModel::flags(index) | Qt::ItemIsEditable;
+ }
+
+ void BarModelMapperModel::addMapping(QColor color, int colStart, int rowStart, int colEnd, int rowEnd)
+ {
+ const QString colorAsString = "#" + QString::number(color.rgb(), 16).right(6).toUpper();
+ m_mapping.insert(colorAsString, QRect(colStart, rowStart, colEnd, rowEnd));
+ }
+
+ QHash<int, QByteArray> BarModelMapperModel::roleNames() const
+ {
+ QHash<int, QByteArray> roles = QAbstractItemModel::roleNames();
+ roles[MyRoles::background] = "background";
+ return roles;
+ }