PdfStandardFont class

Represents one of the 14 standard PDF fonts. It's used to create a standard PDF font to draw the text in to the PDF

//Create a new PDF document.
PdfDocument document = PdfDocument()
  ..pages.add().graphics.drawString(
      'Hello World!', PdfStandardFont(PdfFontFamily.helvetica, 12),
      brush: PdfBrushes.black);
//Save the document.
List<int> bytes = await document.save();
//Close the document.
document.dispose();