Add an overline attribute

Add a new PangoOverline enum, and overline
and overline_color attributes, which parallel
the attributes we have for underlines and
strikethrough.

For now, the enum just has 'none' and 'single'
values.

1 files changed, 29 insertions, 0 deletions

diff --git a/pango/pango-attributes.h b/pango/pango-attributes.h
index ceb3236a..7def13ab 100644
--- a/pango/pango-attributes.h
+++ b/pango/pango-attributes.h
@@ -150,6 +150,8 @@ typedef struct _PangoAttrIterator PangoAttrIterator;
  * @PANGO_ATTR_ALLOW_BREAKS: whether breaks are allowed (#PangoAttrInt). Since 1.44
  * @PANGO_ATTR_SHOW: how to render invisible characters (#PangoAttrInt). Since 1.44
  * @PANGO_ATTR_INSERT_HYPHENS: whether to insert hyphens at intra-word line breaks (#PangoAttrInt). Since 1.44
+ * @PANGO_ATTR_OVERLINE: whether the text has an overline (#PangoAttrInt). Sincd 1.46
+ * @PANGO_ATTR_OVERLINE_COLOR: overline color (#PangoAttrColor). Since 1.46
  *
  * The #PangoAttrType
  * distinguishes between different types of attributes. Along with the
@@ -189,6 +191,8 @@ typedef enum
   PANGO_ATTR_ALLOW_BREAKS,	/* PangoAttrInt */
   PANGO_ATTR_SHOW,		/* PangoAttrInt */
   PANGO_ATTR_INSERT_HYPHENS,	/* PangoAttrInt */
+  PANGO_ATTR_OVERLINE,		/* PangoAttrInt */
+  PANGO_ATTR_OVERLINE_COLOR,	/* PangoAttrColor */
 } PangoAttrType;
 
 /**
@@ -232,6 +236,24 @@ typedef enum {
   PANGO_UNDERLINE_ERROR_LINE
 } PangoUnderline;
 
+
+/**
+ * PangoOverline:
+ * @PANGO_OVERLINE_NONE: no overline should be drawn
+ * @PANGO_OVERLINE_SINGLE: Draw a single line above the ink
+ *     extents of the text being underlined.
+ *
+ * The #PangoOverline enumeration is used to specify
+ * whether text should be overlined, and if so, the type
+ * of line.
+ *
+ * Since: 1.46
+ */
+typedef enum {
+  PANGO_OVERLINE_NONE,
+  PANGO_OVERLINE_SINGLE
+} PangoOverline;
+
 /**
  * PANGO_ATTR_INDEX_FROM_TEXT_BEGINNING:
  *
@@ -545,6 +567,13 @@ PangoAttribute *pango_attr_allow_breaks_new     (gboolean allow_breaks);
 PANGO_AVAILABLE_IN_1_44
 PangoAttribute *pango_attr_insert_hyphens_new   (gboolean insert_hyphens);
 
+PANGO_AVAILABLE_IN_1_46
+PangoAttribute *pango_attr_overline_new         (PangoOverline overline);
+PANGO_AVAILABLE_IN_1_46
+PangoAttribute *pango_attr_overline_color_new   (guint16       red,
+						 guint16       green,
+						 guint16       blue);
+
 /**
  * PangoShowFlags:
  * @PANGO_SHOW_NONE: No special treatment for invisible characters