render: Fold caption drawing into rendering engine.

[pspp] / src / output / ascii.c

diff --git a/src/output/ascii.c b/src/output/ascii.c
index 48cad0f23479866a22f9c9494c77571519d7866f..76fb51544a965adf90e5931cfcc37e64e1c029d6 100644 (file)
--- a/src/output/ascii.c
+++ b/src/output/ascii.c
@@ -406,40 +406,16 @@ ascii_flush (struct output_driver *driver)
     }
 }
 
-static void
-ascii_init_caption_cell (const char *caption, struct table_cell *cell)
-{
-  cell->inline_contents.options = TAB_LEFT;
-  cell->inline_contents.text = CONST_CAST (char *, caption);
-  cell->inline_contents.table = NULL;
-  cell->contents = &cell->inline_contents;
-  cell->n_contents = 1;
-  cell->destructor = NULL;
-}
-
 static void
 ascii_output_table_item (struct ascii_driver *a,
                          const struct table_item *table_item)
 {
-  const char *caption = table_item_get_caption (table_item);
   struct render_params params;
-  struct render_page *page;
   struct render_pager *p;
-  int caption_height;
   int i;
 
   update_page_size (a, false);
 
-  if (caption != NULL)
-    {
-      /* XXX doesn't do well with very large captions */
-      struct table_cell cell;
-      ascii_init_caption_cell (caption, &cell);
-      caption_height = ascii_measure_cell_height (a, &cell, a->width);
-    }
-  else
-    caption_height = 0;
-
   params.draw_line = ascii_draw_line;
   params.measure_cell_width = ascii_measure_cell_width;
   params.measure_cell_height = ascii_measure_cell_height;
@@ -447,7 +423,7 @@ ascii_output_table_item (struct ascii_driver *a,
   params.draw_cell = ascii_draw_cell;
   params.aux = a;
   params.size[H] = a->width;
-  params.size[V] = a->length - caption_height;
+  params.size[V] = a->length;
   params.font_size[H] = 1;
   params.font_size[V] = 1;
   for (i = 0; i < RENDER_N_LINES; i++)
@@ -462,44 +438,23 @@ ascii_output_table_item (struct ascii_driver *a,
   if (a->file == NULL && !ascii_open_page (a))
     return;
 
-  page = render_page_create (&params, table_item_get_table (table_item));
-  p = render_pager_create (page);
+  p = render_pager_create (&params, table_item);
   while (render_pager_has_next (p))
     {
-      int space = a->length - (a->y + (a->y > 0) + caption_height);
-      struct render_page *slice = render_pager_next (p, space);
-      if (!slice)
-        {
-          assert (a->y > 0);
-          ascii_close_page (a);
-          if (!ascii_open_page (a))
-            {
-              render_pager_destroy (p);
-              return;
-            }
-          continue;
-        }
+      int used;
 
       if (a->y > 0)
         a->y++;
-
-      if (caption_height)
+      used = render_pager_draw_next (p, a->length - a->y);
+      if (used == 0)
         {
-          struct table_cell cell;
-          int bb[TABLE_N_AXES][2];
-
-          ascii_init_caption_cell (caption, &cell);
-          bb[H][0] = 0;
-          bb[H][1] = a->width;
-          bb[V][0] = 0;
-          bb[V][1] = caption_height;
-          ascii_draw_cell (a, &cell, bb, bb);
-          a->y += caption_height;
-          caption_height = 0;
+          assert (a->y > 0);
+          ascii_close_page (a);
+          if (!ascii_open_page (a))
+            break;
         }
-      render_page_draw (slice);
-      a->y += render_page_get_size (slice, V);
-      render_page_unref (slice);
+      else
+        a->y += used;
     }
   render_pager_destroy (p);
 }
@@ -945,9 +900,8 @@ ascii_layout_subtable (struct ascii_driver *a,
                        int bb[TABLE_N_AXES][2], int clip[TABLE_N_AXES][2] UNUSED,
                        int *widthp)
 {
-  const struct table *table = contents->table;
   struct render_params params;
-  struct render_page *page;
+  struct render_pager *p;
   int r[TABLE_N_AXES][2];
   int width, height;
   int i;
@@ -969,9 +923,9 @@ ascii_layout_subtable (struct ascii_driver *a,
       params.line_widths[V][i] = width;
     }
 
-  page = render_page_create (&params, table);
-  width = render_page_get_size (page, TABLE_HORZ);
-  height = render_page_get_size (page, TABLE_VERT);
+  p = render_pager_create (&params, contents->table);
+  width = render_pager_get_size (p, TABLE_HORZ);
+  height = render_pager_get_size (p, TABLE_VERT);
 
   /* r = intersect(bb, clip) - bb. */
   for (i = 0; i < TABLE_N_AXES; i++)
@@ -991,11 +945,11 @@ ascii_layout_subtable (struct ascii_driver *a,
       else if (alignment == TAB_CENTER)
         a->x += (params.size[H] - width) / 2;
       a->y += bb[TABLE_VERT][0];
-      render_page_draw (page);
+      render_pager_draw (p);
       a->y -= bb[TABLE_VERT][0];
       a->x = save_x;
     }
-  render_page_unref (page);
+  render_pager_destroy (p);
 
   if (width > *widthp)
     *widthp = width;