Method removeRange

src/frontend/dockwidgets/CartesianPlotDock.cpp:1126–1188

}

void CartesianPlotDock::removeRange(const Dimension dim) {
	if (!m_plot)
		return;

	QTableWidget* treewidget = ui.twXRanges;
	switch (dim) {
	case Dimension::X:
		break;
	case Dimension::Y:
		treewidget = ui.twYRanges;
		break;
	}

	int currentRow{treewidget->currentRow()};
	QDEBUG(Q_FUNC_INFO << ", current range = " << currentRow)
	if (currentRow < 0 || currentRow > m_plot->rangeCount(dim)) {
		DEBUG(Q_FUNC_INFO << ", no current range")
		currentRow = m_plot->rangeCount(dim) - 1;
	}
	QDEBUG(Q_FUNC_INFO << ", removing range " << currentRow)

	// check plot ranges using range to remove
	const int cSystemCount{m_plot->coordinateSystemCount()};
	DEBUG(Q_FUNC_INFO << ", nr of cSystems = " << cSystemCount)
	QString msg;
	for (int i{0}; i < cSystemCount; i++) {
		const auto* cSystem{m_plot->coordinateSystem(i)};

		if (cSystem->index(dim) == currentRow) {
			if (msg.size() > 0)
				msg += QStringLiteral(", ");
			msg += QString::number(i + 1);
		}
	}

	if (msg.size() > 0) {
		DEBUG(Q_FUNC_INFO << ", range used in plot range " << STDSTRING(msg))

		auto status = KMessageBox::warningTwoActions(
			this,
			i18n("%1 range %2 is used in plot range %3. ", CartesianCoordinateSystem::dimensionToString(dim).toUpper(), currentRow + 1, msg)
				+ i18n("Really remove it?"),
			QString(),
			KStandardGuiItem::remove(),
			KStandardGuiItem::cancel());
		if (status == KMessageBox::SecondaryAction)
			return;
		else {
			// reset x ranges of cSystems using the range to be removed
			for (int i{0}; i < cSystemCount; i++) {
				auto* cSystem{m_plot->coordinateSystem(i)};

				if (cSystem->index(dim) == currentRow)
					m_plot->setCoordinateSystemRangeIndex(i, dim, 0); // first range
				else if (cSystem->index(dim) > currentRow)
					m_plot->setCoordinateSystemRangeIndex(i, dim, cSystem->index(dim) - 1);
			}
		}