save method
save API.
Implementation
Uint8List save() {
return _trade(
skin: SheetSkin.receipt,
direction: direction,
theme: theme,
font: font,
fontBold: fontBold,
start: seller,
end: buyer,
labels: labels,
number: number,
date: date,
extra: method,
columns: <String>[labels.description, labels.amount],
rows: <SheetRow>[
for (final TradeLine line in lines)
SheetRow(<String>[line.description, line.amount]),
],
totals: totals,
notes: notes,
footer: footer,
signs: const <SignSlot>[],
);
}