From: Behdad Esfahbod <behdad@behdad.org>
Date: Wed, 1 Aug 2012 04:21:09 +0000 (-0400)
Subject: [hb-old] Adjust mark positioning parameters
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0834d952017a04c6f4599e574cb75ecf3ca27d3b;p=platform%2Fupstream%2FlibHarfBuzzSharp.git

[hb-old] Adjust mark positioning parameters

Fallback mark positioning works now...  With hb-ft and hb-view /
hb-shape at least.
---

diff --git a/src/hb-old.cc b/src/hb-old.cc
index 1f6bf7f..9d1a005 100644
--- a/src/hb-old.cc
+++ b/src/hb-old.cc
@@ -149,12 +149,12 @@ hb_old_getGlyphMetrics (HB_Font old_font,
 
   hb_font_get_glyph_extents (font, glyph, &extents);
 
-  metrics->xOffset = extents.x_bearing;
-  metrics->yOffset = extents.y_bearing;
+  metrics->x       = extents.x_bearing;
+  metrics->y       = extents.y_bearing;
   metrics->width   = extents.width;
-  metrics->height  = extents.height;
-  metrics->x       = hb_font_get_glyph_h_advance (font, glyph);
-  metrics->y       = 0;
+  metrics->height  = -extents.height;
+  metrics->xOffset = hb_font_get_glyph_h_advance (font, glyph);
+  metrics->yOffset = 0;
 }
 
 static HB_Fixed
diff --git a/src/hb-old/harfbuzz-shaper.cpp b/src/hb-old/harfbuzz-shaper.cpp
index 62886f3..f410780 100644
--- a/src/hb-old/harfbuzz-shaper.cpp
+++ b/src/hb-old/harfbuzz-shaper.cpp
@@ -63,6 +63,7 @@ static inline void positionCluster(HB_ShaperItem *item, int gfrom,  int glast)
         offsetBase += HB_FIXED_CONSTANT(4);
     else
         offsetBase += size;
+    offsetBase = -offsetBase;
     //qreal offsetBase = (size - 4) / 4 + qMin<qreal>(size, 4) + 1;
 //     qDebug("offset = %f", offsetBase);