From: Ben Pfaff <blp@cs.stanford.edu>
Date: Thu, 22 Nov 2018 03:42:18 +0000 (-0800)
Subject: tab: Support cell-specific styles.
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?p=pspp;a=commitdiff_plain;h=a4d59c55b1d40fecc63b4febceea744d99c58ca6

tab: Support cell-specific styles.
---

diff --git a/src/output/tab.c b/src/output/tab.c
index 23fccd6f9c..db8488d854 100644
--- a/src/output/tab.c
+++ b/src/output/tab.c
@@ -64,6 +64,8 @@ struct tab_joined_cell
 
   size_t n_footnotes;
   const struct footnote **footnotes;
+
+  const struct cell_style *style;
 };
 
 static const struct table_class tab_table_class;
@@ -560,6 +562,7 @@ add_joined_cell (struct tab_table *table, int x1, int y1, int x2, int y2,
   j->d[TABLE_VERT][1] = ++y2 + table->row_ofs;
   j->n_footnotes = 0;
   j->footnotes = NULL;
+  j->style = NULL;
 
   {
     void **cc = &table->cc[x1 + y1 * table->cf];
@@ -651,6 +654,27 @@ tab_add_footnote (struct tab_table *table, int x, int y,
   j->footnotes[j->n_footnotes++] = f;
 }
 
+void
+tab_add_style (struct tab_table *table, int x, int y,
+               const struct cell_style *style)
+{
+  int index = x + y * table->cf;
+  unsigned short opt = table->ct[index];
+  struct tab_joined_cell *j;
+
+  if (opt & TAB_JOIN)
+    j = table->cc[index];
+  else
+    {
+      char *text = table->cc[index];
+
+      j = add_joined_cell (table, x, y, x, y, table->ct[index]);
+      j->u.text = text ? text : xstrdup ("");
+    }
+
+  j->style = style;
+}
+
 bool
 tab_cell_is_empty (const struct tab_table *table, int c, int r)
 {
@@ -793,6 +817,11 @@ tab_get_cell (const struct table *table, int x, int y,
   cell->inline_contents.n_footnotes = 0;
   cell->destructor = NULL;
 
+  int style_idx = (opt & TAB_STYLE_MASK) >> TAB_STYLE_SHIFT;
+  const struct cell_style *style = t->styles[style_idx];
+  if (style)
+    cell->style = style;
+
   if (opt & TAB_JOIN)
     {
       const struct tab_joined_cell *jc = cc;
@@ -807,6 +836,9 @@ tab_get_cell (const struct table *table, int x, int y,
       cell->d[TABLE_HORZ][1] = jc->d[TABLE_HORZ][1];
       cell->d[TABLE_VERT][0] = jc->d[TABLE_VERT][0];
       cell->d[TABLE_VERT][1] = jc->d[TABLE_VERT][1];
+
+      if (jc->style)
+        cell->style = jc->style;
     }
   else
     {
@@ -826,11 +858,6 @@ tab_get_cell (const struct table *table, int x, int y,
           cell->n_contents = 0;
         }
     }
-
-  int style_idx = (opt & TAB_STYLE_MASK) >> TAB_STYLE_SHIFT;
-  const struct cell_style *style = t->styles[style_idx];
-  if (style)
-    cell->style = style;
 }
 
 static int
diff --git a/src/output/tab.h b/src/output/tab.h
index 178607aa2b..f45e1f6055 100644
--- a/src/output/tab.h
+++ b/src/output/tab.h
@@ -159,6 +159,9 @@ struct footnote *tab_create_footnote (struct tab_table *, size_t idx,
 void tab_add_footnote (struct tab_table *, int x, int y,
                        const struct footnote *);
 
+void tab_add_style (struct tab_table *, int x, int y,
+                    const struct cell_style *);
+
 bool tab_cell_is_empty (const struct tab_table *, int c, int r);
 
 /* Editing. */