Introduce GlyphStore::total_advance

components/gfx/text/glyph.rs

@@ -452,6 +452,11 @@ impl<'a> GlyphStore {
         }
     }
 
+    #[inline]
+    pub fn total_advance(&self) -> Au {
+        self.total_advance
+    }
+
     #[inline]
     pub fn len(&self) -> ByteIndex {
         ByteIndex(self.entry_buffer.len() as isize)