public void MeasureText(string text, out int width, out int height,
string fontFamily, int fontSize, FontWeight fontWeight)
{
FontDescription desc = new FontDescription();
desc.Family = fontFamily;
desc.Size = Pango.Units.FromPixels(fontSize);
desc.Weight = WeightToPangoWeight(fontWeight);
layout.FontDescription = desc;
layout.SetMarkup(GLib.Markup.EscapeText(text));
layout.GetPixelSize(out width, out height);
}
Weight WeightToPangoWeight(FontWeight value)
{
Weight weight = Weight.Normal;
switch (value)
{
case FontWeight.Light:
weight = Weight.Light;
break;
case FontWeight.Bold:
weight = Weight.Semibold;
break;
case FontWeight.Normal:
weight = Weight.Normal;
break;
}
return(weight);
}