setMargins method

void setMargins(double all, [ double? top, double? right, double? bottom, ])

Sets the margins.

//Create a PDF document.
PdfDocument document = PdfDocument();
//Set margins.
document.pageSettings.setMargins(50);
//Create page and draw text.
document.pages.add().graphics.drawString(
    'Hello World!', PdfStandardFont(PdfFontFamily.helvetica, 12),
    brush: PdfBrushes.black, bounds: Rect.fromLTWH(0, 0, 0, 0));
//Save and dispose document.
List<int> bytes = await document.save();
document.dispose();

Implementation

void setMargins(double all, [double? top, double? right, double? bottom]) {
  if (!_helper.isPageAdded) {
    if (top != null && right != null && bottom != null) {
      PdfMarginsHelper.getHelper(margins)
          .setMarginsAll(all, top, right, bottom);
    } else if (top != null && right == null) {
      PdfMarginsHelper.getHelper(margins).setMarginsLT(all, top);
    } else if (top == null && bottom != null) {
      PdfMarginsHelper.getHelper(margins).setMarginsLT(all, bottom);
    } else {
      PdfMarginsHelper.getHelper(margins).setMargins(all);
    }
  }
}