Computes the logical width of the glyph string as can also be computed
using pango_glyph_string_extents(). However, since this only computes the
width, it's much faster. This is in fact only a convenience function that
computes the sum of geometry.width for each glyph in the glyphs.
Since 1.14
Computes the logical width of the glyph string as can also be computed using pango_glyph_string_extents(). However, since this only computes the width, it's much faster. This is in fact only a convenience function that computes the sum of geometry.width for each glyph in the glyphs. Since 1.14