From: handa <handa>
Date: Wed, 17 Mar 2004 12:56:56 +0000 (+0000)
Subject: *** empty log message ***
X-Git-Url: http://git.chise.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=551531d6c501ab6595c6ddba893a38aca9dd93e8;p=m17n%2Fm17n-lib.git

*** empty log message ***
---

diff --git a/src/draw.c b/src/draw.c
index f36fdba..be694fe 100644
--- a/src/draw.c
+++ b/src/draw.c
@@ -79,6 +79,8 @@ static MSymbol Mlatin, Minherited;
 /* Special categories */
 static MSymbol McatCc, McatCf;
 
+static MSymbol Mdepth;
+
 
 /* Glyph-string composer.  */
 
@@ -476,6 +478,8 @@ layout_glyphs (MFrame *frame, MGlyphString *gstring, int from, int to)
   g_physical_descent = gstring->physical_descent;
   g_width = g_lbearing = g_rbearing = 0;
 
+  mfont__get_metric (gstring, from, to);
+
   while (g < last_g)
     {
       MGlyph *base = g++;
@@ -483,7 +487,6 @@ layout_glyphs (MFrame *frame, MGlyphString *gstring, int from, int to)
       int size = rfont->font.property[MFONT_SIZE];
       int width, lbearing, rbearing;
 
-      mfont__get_metric (rfont, base);
       if (g == last_g || ! g->combining_code)
 	{
 	  /* No combining.  */
@@ -543,7 +546,6 @@ layout_glyphs (MFrame *frame, MGlyphString *gstring, int from, int to)
 	      else if (end < g->to)
 		end = g->to;
 		
-	      mfont__get_metric (rfont, g);
 	      g->xoff = left + (width * base_x - g->width * add_x) / 2 + off_x;
 	      if (g->xoff < left)
 		left = g->xoff;
@@ -1343,7 +1345,8 @@ free_gstring (void *object)
 static MGlyphString scratch_gstring;
 
 static MGlyphString *
-alloc_gstring (MText *mt, int pos, MDrawControl *control, int line, int y)
+alloc_gstring (MFrame *frame, MText *mt, int pos, MDrawControl *control,
+	       int line, int y)
 {
   MGlyphString *gstring;
 
@@ -1366,6 +1369,10 @@ alloc_gstring (MText *mt, int pos, MDrawControl *control, int line, int y)
     (*control->format) (line, y, &(gstring->indent), &(gstring->width_limit));
   else
     gstring->width_limit = control->max_line_width;
+  gstring->anti_alias = control->anti_alias;
+  if (gstring->anti_alias
+      && (unsigned) mwin__device_get_prop (frame->device, Mdepth) < 8)
+    gstring->anti_alias = 0;
   return gstring;
 }
 
@@ -1491,7 +1498,7 @@ get_gstring (MFrame *frame, MText *mt, int pos, int to, MDrawControl *control)
 	  beg = pos;
 	  end = to;
 	}
-      gstring = alloc_gstring (mt, beg, control, line, y);
+      gstring = alloc_gstring (frame, mt, beg, control, line, y);
       compose_glyph_string (frame, mt, beg, end, gstring);
       layout_glyph_string (frame, gstring);
       end = gstring->to;
@@ -1505,7 +1512,8 @@ get_gstring (MFrame *frame, MText *mt, int pos, int to, MDrawControl *control)
 	  while (gst->to < end)
 	    {
 	      line++, y += gst->height;
-	      gst->next = alloc_gstring (mt, gst->from, control, line, y);
+	      gst->next = alloc_gstring (frame, mt, gst->from, control,
+					 line, y);
 	      gst->next->top = gstring;
 	      compose_glyph_string (frame, mt, gst->to, end, gst->next);
 	      gst = gst->next;
@@ -1681,6 +1689,7 @@ mdraw__init ()
 
   McatCc = msymbol ("Cc");
   McatCf = msymbol ("Cf");
+  Mdepth = msymbol ("depth");
 
   MbidiR = msymbol ("R");
   MbidiAL = msymbol ("AL");