X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Foutput%2Frender.c;h=a91e1f7b799570aa4a29689b984fdf17af33758c;hb=3c5630105991133a09971a4c107141767a2c7d0c;hp=094e68799cf93b7e72be846075f8e04da80ec499;hpb=97f9b8ad137e333af9b3c767556d28dfda93a461;p=pspp

diff --git a/src/output/render.c b/src/output/render.c
index 094e68799c..a91e1f7b79 100644
--- a/src/output/render.c
+++ b/src/output/render.c
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 2009, 2010 Free Software Foundation, Inc.
+   Copyright (C) 2009, 2010, 2011, 2013 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -359,9 +359,14 @@ distribute_spanned_width (int width,
      w1 by the common denominator of all three calculations (d), dividing that
      out in the column width calculation, and then keeping the remainder for
      the next iteration.
+
+     (We actually compute the unspanned width of a column as twice the
+     unspanned width, plus the width of the rule on the left, plus the width of
+     the rule on the right.  That way each rule contributes to both the cell on
+     its left and on its right.)
   */
   d0 = n;
-  d1 = total_unspanned * 2.0;
+  d1 = 2.0 * (total_unspanned > 0 ? total_unspanned : 1.0);
   d = d0 * d1;
   if (total_unspanned > 0)
     d *= 2.0;
@@ -379,7 +384,7 @@ distribute_spanned_width (int width,
           w += width * unspanned * d0;
         }
 
-      rows[x].width = w / d;
+      rows[x].width = MAX (rows[x].width, w / d);
       w -= rows[x].width * d;
     }
 }
@@ -450,7 +455,7 @@ measure_rule (const struct render_params *params, const struct table *table,
   enum table_axis b = !a;
   unsigned int rules;
   int d[TABLE_N_AXES];
-  int width, i;
+  int width;
 
   /* Determine all types of rules that are present, as a bitmap in 'rules'
      where rule type 't' is present if bit 2**t is set. */
@@ -461,10 +466,11 @@ measure_rule (const struct render_params *params, const struct table *table,
 
   /* Calculate maximum width of the rules that are present. */
   width = 0;
-  for (i = 0; i < N_LINES; i++)
-    if (rules & (1u << i))
-      width = MAX (width, params->line_widths[a][rule_to_render_type (i)]);
-
+  if (rules & (1u << TAL_1)
+      || (z > 0 && z < table->n[a] && rules & (1u << TAL_GAP)))
+    width = params->line_widths[a][RENDER_LINE_SINGLE];
+  if (rules & (1u << TAL_2))
+    width = MAX (width, params->line_widths[a][RENDER_LINE_DOUBLE]);
   return width;
 }
 
@@ -809,7 +815,7 @@ render_page_get_size (const struct render_page *page, enum table_axis axis)
 
 /* Drawing render_pages. */
 
-static enum render_line_style
+static inline enum render_line_style
 get_rule (const struct render_page *page, enum table_axis axis,
           const int d[TABLE_N_AXES])
 {