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Implement support for strikethrough text.

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https://defs.ircdocs.horse/info/formatting.html
This commit is contained in:
Sadie Powell
2021-06-01 13:31:38 +01:00
committed by Patrick
parent 08e13a3ac5
commit 55e4f1c42e
6 changed files with 57 additions and 11 deletions
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20
src/fe-gtk/sexy-spell-entry.c
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@@ -389,6 +389,17 @@ insert_italic (SexySpellEntry *entry, guint start, gboolean toggle)
pango_attr_list_change (entry->priv->attr_list, iattr);
}
static void
insert_strikethrough (SexySpellEntry *entry, guint start, gboolean toggle)
{
PangoAttribute *sattr;
sattr = pango_attr_strikethrough_new (!toggle);
sattr->start_index = start;
sattr->end_index = PANGO_ATTR_INDEX_TO_TEXT_END;
pango_attr_list_change (entry->priv->attr_list, sattr);
}
static void
insert_color (SexySpellEntry *entry, guint start, int fgcolor, int bgcolor)
{
@@ -429,6 +440,7 @@ insert_reset (SexySpellEntry *entry, guint start)
insert_bold (entry, start, TRUE);
insert_underline (entry, start, TRUE);
insert_italic (entry, start, TRUE);
insert_strikethrough (entry, start, TRUE);
insert_color (entry, start, -1, -1);
}
@@ -918,6 +930,7 @@ check_attributes (SexySpellEntry *entry, const char *text, int len)
gboolean bold = FALSE;
gboolean italic = FALSE;
gboolean underline = FALSE;
gboolean strikethrough = FALSE;
int parsing_color = 0;
char fg_color[3];
char bg_color[3];
@@ -942,6 +955,12 @@ check_attributes (SexySpellEntry *entry, const char *text, int len)
italic = !italic;
goto check_color;
case ATTR_STRIKETHROUGH:
insert_hiddenchar (entry, i, i + 1);
insert_strikethrough (entry, i, strikethrough);
strikethrough = !strikethrough;
goto check_color;
case ATTR_UNDERLINE:
insert_hiddenchar (entry, i, i + 1);
insert_underline (entry, i, underline);
@@ -954,6 +973,7 @@ check_attributes (SexySpellEntry *entry, const char *text, int len)
bold = FALSE;
italic = FALSE;
underline = FALSE;
strikethrough = FALSE;
goto check_color;
case ATTR_HIDDEN: