printerSetFontSize method
设置打印字体大小。
Implementation
Future<void> printerSetFontSize(Nf5503PrintFontSize fontSize) {
throw UnimplementedError('printerSetFontSize() has not been implemented.');
}
设置打印字体大小。
Future<void> printerSetFontSize(Nf5503PrintFontSize fontSize) {
throw UnimplementedError('printerSetFontSize() has not been implemented.');
}