Method print

src/frontend/spreadsheet/SpreadsheetView.cpp:3855–3972

! prints the complete spreadsheet to \c printer. */

  prints the complete spreadsheet to \c printer.
 */
void SpreadsheetView::print(QPrinter* printer) const {
	WAIT_CURSOR;
	QPainter painter(printer);

	const int dpiy = printer->logicalDpiY();
	const int margin = (int)((1 / GSL_CONST_CGS_INCH) * dpiy); // 1 cm margins

	QHeaderView* hHeader = m_tableView->horizontalHeader();
	QHeaderView* vHeader = m_tableView->verticalHeader();

	const int rows = m_spreadsheet->rowCount();
	const int cols = m_spreadsheet->columnCount();
	int height = margin;
	const int vertHeaderWidth = vHeader->width();
	const int width = printer->pageLayout().paintRectPixels(printer->resolution()).width() - 2 * margin;

	int columnsPerTable = 0;
	int headerStringWidth = 0;
	int firstRowStringWidth = 0;
	bool tablesNeeded = false;
	for (int col = 0; col < cols; ++col) {
		headerStringWidth += m_tableView->columnWidth(col);
		firstRowStringWidth += m_spreadsheet->column(col)->asStringColumn()->textAt(0).length();
		if ((headerStringWidth >= width) || (firstRowStringWidth >= width)) {
			tablesNeeded = true;
			break;
		}
		columnsPerTable++;
	}

	int tablesCount = (columnsPerTable != 0) ? cols / columnsPerTable : 0;
	const int remainingColumns = (columnsPerTable != 0) ? cols % columnsPerTable : cols;

	if (!tablesNeeded) {
		tablesCount = 1;
		columnsPerTable = cols;
	}

	if (remainingColumns > 0)
		tablesCount++;
	// Paint the horizontal header first
	for (int table = 0; table < tablesCount; ++table) {
		int right = margin + vertHeaderWidth;

		painter.setFont(hHeader->font());
		QString headerString = m_tableView->model()->headerData(0, Qt::Horizontal).toString();
		QRect br;
		br = painter.boundingRect(br, Qt::AlignCenter, headerString);
		QRect tr(br);
		if (table != 0)
			height += tr.height();
		painter.drawLine(right, height, right, height + br.height());

		int i = table * columnsPerTable;
		int toI = table * columnsPerTable + columnsPerTable;
		if ((remainingColumns > 0) && (table == tablesCount - 1)) {
			i = (tablesCount - 1) * columnsPerTable;
			toI = (tablesCount - 1) * columnsPerTable + remainingColumns;