From 388c38f9b30c5f8dbf21b3dac0179cd37d8432b2 Mon Sep 17 00:00:00 2001
From: Jason Rumney <jasonr@gnu.org>
Date: Fri, 4 Apr 2008 23:05:43 +0000
Subject: [PATCH] (w32font_text_extents): Use font's ascent and descent.
 (recompute_cached_metrics): Don't set ascent and descent per char.

---
 src/w32font.c | 16 ++--------------
 1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/src/w32font.c b/src/w32font.c
index 4ee618085ea..866b86e2287 100644
--- a/src/w32font.c
+++ b/src/w32font.c
@@ -378,8 +378,8 @@ w32font_text_extents (font, code, nglyphs, metrics)
       transform.eM11.value = 1;
       transform.eM22.value = 1;
       metrics->width = 0;
-      metrics->ascent = 0;
-      metrics->descent = 0;
+      metrics->ascent = font->ascent;
+      metrics->descent = font->descent;
       metrics->lbearing = 0;
 
       for (i = 0; i < nglyphs; i++)
@@ -399,8 +399,6 @@ w32font_text_extents (font, code, nglyphs, metrics)
               metrics->rbearing = max (metrics->rbearing,
                                        metrics->width + char_metric->rbearing);
               metrics->width += char_metric->width;
-              metrics->ascent = max (metrics->ascent, char_metric->ascent);
-              metrics->descent = max (metrics->descent, char_metric->descent);
             }
           else
             {
@@ -422,11 +420,6 @@ w32font_text_extents (font, code, nglyphs, metrics)
                   new_val = metrics->width + gm.gmptGlyphOrigin.x;
                   metrics->lbearing = min (metrics->lbearing, new_val);
                   metrics->width += gm.gmCellIncX;
-                  new_val = gm.gmBlackBoxY;
-                  metrics->ascent = max (metrics->ascent, new_val);
-                  new_val = (gm.gmCellIncY - gm.gmptGlyphOrigin.y
-			     - gm.gmBlackBoxY);
-                  metrics->descent = max (metrics->descent, new_val);
                 }
               else
                 {
@@ -505,8 +498,6 @@ w32font_text_extents (font, code, nglyphs, metrics)
   if (metrics)
     {
       metrics->width = total_width;
-      metrics->ascent = font->ascent;
-      metrics->descent = font->descent;
       metrics->lbearing = 0;
       metrics->rbearing = total_width
         + ((struct w32font_info *) font)->metrics.tmOverhang;
@@ -1842,9 +1833,6 @@ recompute_cached_metrics (dc, w32_font)
           char_metric->lbearing = gm.gmptGlyphOrigin.x;
           char_metric->rbearing = gm.gmBlackBoxX + gm.gmptGlyphOrigin.x;
           char_metric->width = gm.gmCellIncX;
-          char_metric->ascent = gm.gmBlackBoxY;
-          char_metric->descent = (gm.gmCellIncY - gm.gmptGlyphOrigin.y
-				  - gm.gmBlackBoxY);
         }
       else
         char_metric->width = 0;
-- 
2.39.5