1 /* PSPP - a program for statistical analysis.
2 Copyright (C) 2009, 2011, 2014 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19 #include "output/table-provider.h"
23 #include "libpspp/assertion.h"
24 #include "libpspp/cast.h"
25 #include "output/driver.h"
26 #include "output/output-item-provider.h"
27 #include "output/table-item.h"
29 #include "gl/xalloc.h"
31 struct table_item_text *
32 table_item_text_create (const char *content)
37 struct table_item_text *text = xmalloc (sizeof *text);
38 *text = (struct table_item_text) { .content = xstrdup (content),
43 struct table_item_text *
44 table_item_text_clone (const struct table_item_text *old)
49 struct table_item_text *new = xmalloc (sizeof *new);
50 *new = (struct table_item_text) {
51 .content = xstrdup (old->content),
52 .footnotes = xmemdup (old->footnotes,
53 old->n_footnotes * sizeof *old->footnotes),
54 .n_footnotes = old->n_footnotes,
55 .style = cell_style_clone (NULL, old->style),
56 .halign = old->halign,
62 table_item_text_destroy (struct table_item_text *text)
67 free (text->footnotes);
68 cell_style_free (text->style);
73 /* Initializes ITEM as a table item for rendering TABLE. The new table item
74 initially has the specified TITLE and CAPTION, which may each be NULL. The
75 caller retains ownership of TITLE and CAPTION. */
77 table_item_create (struct table *table, const char *title, const char *caption)
79 struct table_item *item = xmalloc (sizeof *item);
80 output_item_init (&item->output_item, &table_item_class);
82 item->title = table_item_text_create (title);
84 item->caption = table_item_text_create (caption);
88 /* Returns the table contained by TABLE_ITEM. The caller must not modify or
89 unref the returned table. */
91 table_item_get_table (const struct table_item *table_item)
93 return table_item->table;
96 /* Returns ITEM's title, which is a null pointer if no title has been
98 const struct table_item_text *
99 table_item_get_title (const struct table_item *item)
104 /* Sets ITEM's title to TITLE, replacing any previous title. Specify NULL for
105 TITLE to clear any title from ITEM. The caller retains ownership of TITLE.
107 This function may only be used on a table_item that is unshared. */
109 table_item_set_title (struct table_item *item,
110 const struct table_item_text *title)
112 assert (!table_item_is_shared (item));
113 table_item_text_destroy (item->title);
114 item->title = table_item_text_clone (title);
117 /* Returns ITEM's layers, which will be a null pointer if no layers have been
119 const struct table_item_text *
120 table_item_get_layers (const struct table_item *item)
125 /* Sets ITEM's layers to LAYERS, replacing any previous layers. Specify NULL
126 for LAYERS to clear any layers from ITEM. The caller retains ownership of
129 This function may only be used on a table_item that is unshared. */
131 table_item_set_layers (struct table_item *item,
132 const struct table_item_text *layers)
134 assert (!table_item_is_shared (item));
135 table_item_text_destroy (item->layers);
136 item->layers = table_item_text_clone (layers);
139 /* Returns ITEM's caption, which is a null pointer if no caption has been
141 const struct table_item_text *
142 table_item_get_caption (const struct table_item *item)
144 return item->caption;
147 /* Sets ITEM's caption to CAPTION, replacing any previous caption. Specify
148 NULL for CAPTION to clear any caption from ITEM. The caller retains
149 ownership of CAPTION.
151 This function may only be used on a table_item that is unshared. */
153 table_item_set_caption (struct table_item *item,
154 const struct table_item_text *caption)
156 assert (!table_item_is_shared (item));
157 table_item_text_destroy (item->caption);
158 item->caption = table_item_text_clone (caption);
161 /* Submits TABLE_ITEM to the configured output drivers, and transfers ownership
162 to the output subsystem. */
164 table_item_submit (struct table_item *table_item)
166 output_submit (&table_item->output_item);
170 table_item_destroy (struct output_item *output_item)
172 struct table_item *item = to_table_item (output_item);
173 table_item_text_destroy (item->title);
174 table_item_text_destroy (item->layers);
175 table_item_text_destroy (item->caption);
176 table_unref (item->table);
180 const struct output_item_class table_item_class =