[pango/gi-docs: 52/74] docs: Tweak direction docs

[Matthias Clasen <matthiasc src gnome org>]

commit 6598f66e3b811343595979414be03f0472595a91
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Feb 19 08:08:01 2021 -0500

    docs: Tweak direction docs
    
    Add summaries to doc comments, etc.

 pango/pango-direction.h | 33 ++++++++++++++++-----------------
 1 file changed, 16 insertions(+), 17 deletions(-)
---
diff --git a/pango/pango-direction.h b/pango/pango-direction.h
index 6cbd5aa7..7da14175 100644
--- a/pango/pango-direction.h
+++ b/pango/pango-direction.h
@@ -38,26 +38,25 @@ G_BEGIN_DECLS
  * @PANGO_DIRECTION_WEAK_RTL: A weak right-to-left direction
  * @PANGO_DIRECTION_NEUTRAL: No direction specified
  *
- * The #PangoDirection type represents a direction in the
- * Unicode bidirectional algorithm; not every value in this
- * enumeration makes sense for every usage of #PangoDirection;
- * for example, the return value of pango_unichar_direction()
- * and pango_find_base_dir() cannot be %PANGO_DIRECTION_WEAK_LTR
- * or %PANGO_DIRECTION_WEAK_RTL, since every character is either
- * neutral or has a strong direction; on the other hand
- * %PANGO_DIRECTION_NEUTRAL doesn't make sense to pass
- * to pango_itemize_with_base_dir().
+ * `PangoDirection` represents a direction in the Unicode bidirectional
+ * algorithm.
  *
- * The %PANGO_DIRECTION_TTB_LTR, %PANGO_DIRECTION_TTB_RTL
- * values come from an earlier interpretation of this
- * enumeration as the writing direction of a block of
- * text and are no longer used; See #PangoGravity for how
+ * Not every value in this enumeration makes sense for every usage of
+ * `PangoDirection`; for example, the return value of [func@unichar_direction]
+ * and [func@find_base_dir] cannot be %PANGO_DIRECTION_WEAK_LTR or
+ * %PANGO_DIRECTION_WEAK_RTL, since every character is either neutral
+ * or has a strong direction; on the other hand %PANGO_DIRECTION_NEUTRAL
+ * doesn't make sense to pass to [func@itemize_with_base_dir].
+ *
+ * The %PANGO_DIRECTION_TTB_LTR, %PANGO_DIRECTION_TTB_RTL values come from
+ * an earlier interpretation of this enumeration as the writing direction
+ * of a block of text and are no longer used; See `PangoGravity` for how
  * vertical text is handled in Pango.
  *
- * If you are interested in text direction, you should
- * really use fribidi directly. PangoDirection is only
- * retained because it is used in some public apis.
- **/
+ * If you are interested in text direction, you should really use fribidi
+ * directly. `PangoDirection` is only retained because it is used in some
+ * public apis.
+ */
 typedef enum {
   PANGO_DIRECTION_LTR,
   PANGO_DIRECTION_RTL,