extents
Compute the logical and ink extents of a glyph string.
See the documentation for method@Pango.Font.get_glyph_extents for details about the interpretation of the rectangles.
Examples of logical (red) and ink (green) rects:
Parameters
font
a PangoFont
inkRect
rectangle used to store the extents of the glyph string as drawn
logicalRect
rectangle used to store the logical extents of the glyph string