[gnome-builder] pango: work around some css warnings in gtk

[Christian Hergert <chergert src gnome org>]

commit 35aaf8ce2c590e62358c2f6a01c460595bdf7f8c
Author: Christian Hergert <christian hergert me>
Date:   Sat Feb 14 18:53:42 2015 -0800

    pango: work around some css warnings in gtk
    
    Sort of annoying, but get's the trick done for the primary use-case.

 src/util/gb-pango.c |   40 +++++++++++++++++++++++++++++++++++++++-
 1 files changed, 39 insertions(+), 1 deletions(-)
---
diff --git a/src/util/gb-pango.c b/src/util/gb-pango.c
index 40ea8a7..c2be7e9 100644
--- a/src/util/gb-pango.c
+++ b/src/util/gb-pango.c
@@ -77,7 +77,45 @@ gb_pango_font_description_to_css (const PangoFontDescription *font_desc)
       gint weight;
 
       weight = pango_font_description_get_weight (font_desc);
-      ADD_KEYVAL_PRINTF ("font-weight", "%d", weight);
+
+      /*
+       * WORKAROUND:
+       *
+       * font-weight with numbers does not appear to be working as expected
+       * right now. So for the common (bold/normal), let's just use the string
+       * and let gtk warn for the other values, which shouldn't really be
+       * used for this.
+       */
+
+      switch (weight)
+        {
+        case PANGO_WEIGHT_SEMILIGHT:
+          /*
+           * 350 is not actually a valid css font-weight, so we will just round
+           * up to 400.
+           */
+        case PANGO_WEIGHT_NORMAL:
+          ADD_KEYVAL (FONT_WEIGHT, "normal");
+          break;
+
+        case PANGO_WEIGHT_BOLD:
+          ADD_KEYVAL (FONT_WEIGHT, "bold");
+          break;
+
+        case PANGO_WEIGHT_THIN:
+        case PANGO_WEIGHT_ULTRALIGHT:
+        case PANGO_WEIGHT_LIGHT:
+        case PANGO_WEIGHT_BOOK:
+        case PANGO_WEIGHT_MEDIUM:
+        case PANGO_WEIGHT_SEMIBOLD:
+        case PANGO_WEIGHT_ULTRABOLD:
+        case PANGO_WEIGHT_HEAVY:
+        case PANGO_WEIGHT_ULTRAHEAVY:
+        default:
+          g_print ("%d\n", weight);
+          ADD_KEYVAL_PRINTF ("font-weight", "%d", weight);
+          break;
+        }
     }
 
   if ((mask & PANGO_FONT_MASK_STRETCH))