[pango] Add PANGO_WEIGHT_SEMILIGHT

[Behdad Esfahbod <behdad src gnome org>]

commit 6a1420c22bb1365bac94cc979053b558ba328796
Author: Behdad Esfahbod <behdad behdad org>
Date:   Fri Jul 25 18:24:32 2014 -0400

    Add PANGO_WEIGHT_SEMILIGHT
    
    Part of Bug 733764 - Support more / free font weights

 pango/fonts.c           |    2 ++
 pango/pango-font.h      |    2 ++
 pango/pangofc-fontmap.c |    4 +++-
 pango/pangofc-private.h |    6 ++++++
 4 files changed, 13 insertions(+), 1 deletions(-)
---
diff --git a/pango/fonts.c b/pango/fonts.c
index 4a72d32..d92a903 100644
--- a/pango/fonts.c
+++ b/pango/fonts.c
@@ -871,6 +871,8 @@ static const FieldMap weight_map[] = {
   { PANGO_WEIGHT_ULTRALIGHT, "Ultra-Light" },
   { PANGO_WEIGHT_ULTRALIGHT, "Extra-Light" },
   { PANGO_WEIGHT_LIGHT, "Light" },
+  { PANGO_WEIGHT_SEMILIGHT, "Semi-Light" },
+  { PANGO_WEIGHT_SEMILIGHT, "Demi-Light" },
   { PANGO_WEIGHT_BOOK, "Book" },
   { PANGO_WEIGHT_NORMAL, "" },
   { PANGO_WEIGHT_NORMAL, "Regular" },
diff --git a/pango/pango-font.h b/pango/pango-font.h
index cd306f1..45b0447 100644
--- a/pango/pango-font.h
+++ b/pango/pango-font.h
@@ -81,6 +81,7 @@ typedef enum {
  * @PANGO_WEIGHT_THIN: the thin weight (= 100; Since: 1.24)
  * @PANGO_WEIGHT_ULTRALIGHT: the ultralight weight (= 200)
  * @PANGO_WEIGHT_LIGHT: the light weight (= 300)
+ * @PANGO_WEIGHT_SEMILIGHT: the semilight weight (= 350; Since: 1.36.7)
  * @PANGO_WEIGHT_BOOK: the book weight (= 380; Since: 1.24)
  * @PANGO_WEIGHT_NORMAL: the default weight (= 400)
  * @PANGO_WEIGHT_MEDIUM: the normal weight (= 500; Since: 1.24)
@@ -97,6 +98,7 @@ typedef enum {
   PANGO_WEIGHT_THIN = 100,
   PANGO_WEIGHT_ULTRALIGHT = 200,
   PANGO_WEIGHT_LIGHT = 300,
+  PANGO_WEIGHT_SEMILIGHT = 350,
   PANGO_WEIGHT_BOOK = 380,
   PANGO_WEIGHT_NORMAL = 400,
   PANGO_WEIGHT_MEDIUM = 500,
diff --git a/pango/pangofc-fontmap.c b/pango/pangofc-fontmap.c
index a4053f7..06ddca0 100644
--- a/pango/pangofc-fontmap.c
+++ b/pango/pangofc-fontmap.c
@@ -2063,7 +2063,9 @@ pango_fc_convert_weight_to_pango (int fc_weight)
     return PANGO_WEIGHT_THIN;
   else if (fc_weight <= (FC_WEIGHT_EXTRALIGHT + FC_WEIGHT_LIGHT) / 2)
     return PANGO_WEIGHT_ULTRALIGHT;
-  else if (fc_weight <= (FC_WEIGHT_LIGHT + FC_WEIGHT_BOOK) / 2)
+  else if (fc_weight <= (FC_WEIGHT_LIGHT + FC_WEIGHT_DEMILIGHT) / 2)
+    return PANGO_WEIGHT_SEMILIGHT;
+  else if (fc_weight <= (FC_WEIGHT_DEMILIGHT + FC_WEIGHT_BOOK) / 2)
     return PANGO_WEIGHT_LIGHT;
   else if (fc_weight <= (FC_WEIGHT_BOOK + FC_WEIGHT_REGULAR) / 2)
     return PANGO_WEIGHT_BOOK;
diff --git a/pango/pangofc-private.h b/pango/pangofc-private.h
index 7945962..3204567 100644
--- a/pango/pangofc-private.h
+++ b/pango/pangofc-private.h
@@ -28,6 +28,12 @@
 G_BEGIN_DECLS
 
 
+#ifndef FC_WEIGHT_DEMILIGHT
+#define FC_WEIGHT_DEMILIGHT 55
+#define FC_WEIGHT_SEMILIGHT FC_WEIGHT_DEMILIGHT
+#endif
+
+
 typedef struct _PangoFcMetricsInfo  PangoFcMetricsInfo;
 
 struct _PangoFcMetricsInfo