lib/psiconv/generate_layout.c

/*
    generate_layout.c - Part of psiconv, a PSION 5 file formats converter
    Copyright (c) 2000  Frodo Looijaard <frodol@dds.nl>

    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
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include <string.h>

#include "config.h"
#include "compat.h"

#include "generate_routines.h"
#include "error.h"

#ifdef DMALLOC
#include <dmalloc.h>
#endif


int psiconv_write_color(const psiconv_config config, psiconv_buffer buf, const psiconv_color value)
{
  int res;
  if (!value) {
    psiconv_warn(config,0,psiconv_buffer_length(buf),"Null color");
    return -PSICONV_E_GENERATE;
  }
  if ((res = psiconv_write_u8(config,buf,value->red))) 
    return res;
  if ((res = psiconv_write_u8(config,buf,value->green))) 
    return res;
  return  psiconv_write_u8(config,buf,value->blue);
}

int psiconv_write_font(const psiconv_config config, psiconv_buffer buf, const psiconv_font value)
{
  int res;
  if (!value) {
    psiconv_warn(config,0,psiconv_buffer_length(buf),"Null font");
    return -PSICONV_E_GENERATE;
  }
  if ((res = psiconv_write_short_string(config,buf,value->name)))
    return res;
  return psiconv_write_u8(config,buf,value->screenfont);
}

int psiconv_write_border(const psiconv_config config, psiconv_buffer buf, const psiconv_border value)
{
  int res;

  if (!value) {
    psiconv_warn(config,0,psiconv_buffer_length(buf),"Null border");
    return -PSICONV_E_GENERATE;
  }
  if (value->kind > psiconv_border_dotdotdashed) 
    psiconv_warn(config,0,psiconv_buffer_length(buf),
                 "Unknown border kind (%d); assuming none",value->kind);
  if ((res =psiconv_write_u8(config,buf,value->kind == psiconv_border_none?0:
                                 value->kind == psiconv_border_solid?1:
                                 value->kind == psiconv_border_double?2:
                                 value->kind == psiconv_border_dotted?3:
                                 value->kind == psiconv_border_dashed?4:
                                 value->kind == psiconv_border_dotdashed?5:
                                 value->kind == psiconv_border_dotdotdashed?6:
                                                0)))
    return res;
  if ((res = psiconv_write_size(config,buf,(value->kind == psiconv_border_solid) ||
                                    (value->kind == psiconv_border_double) ?
                                    value->thickness:1.0/20.0)))
    return res;
  if ((res = psiconv_write_color(config,buf,value->color)))
    return res;
  // Unknown byte
  return psiconv_write_u8(config,buf,1);
}

int psiconv_write_bullet(const psiconv_config config, psiconv_buffer buf, const psiconv_bullet value)
{
  int res;
  psiconv_buffer extra_buf;
  if (!value) {
    psiconv_warn(config,0,psiconv_buffer_length(buf),"Null bullet");
    return -PSICONV_E_GENERATE;
  }

  if (!(extra_buf = psiconv_buffer_new()))
    return -PSICONV_E_NOMEM;
  if ((res = psiconv_write_size(config,extra_buf,value->font_size)))
    goto ERROR;
  if ((res = psiconv_write_u8(config,extra_buf,value->character)))
    goto ERROR;
  if ((res = psiconv_write_bool(config,extra_buf,value->indent)))
    goto ERROR;
  if ((res = psiconv_write_color(config,extra_buf,value->color)))
    goto ERROR;
  if ((res = psiconv_write_font(config,extra_buf,value->font)))
    goto ERROR;

  if ((res = psiconv_write_u8(config,buf,psiconv_buffer_length(extra_buf))))
    goto ERROR;
  res = psiconv_buffer_concat(buf,extra_buf);
  
ERROR:
  psiconv_buffer_free(extra_buf);
  return res;
}

int psiconv_write_tab(const psiconv_config config, psiconv_buffer buf,psiconv_tab value)
{
  int res;
  if (!value) {
    psiconv_warn(config,0,psiconv_buffer_length(buf),"Null tab");
    return -PSICONV_E_GENERATE;
  }
  if ((res = psiconv_write_length(config,buf,value->location)))
    return res;
  if ((value->kind != psiconv_tab_left) && 
      (value->kind != psiconv_tab_right) &&
      (value->kind != psiconv_tab_centre)) 
    psiconv_warn(config,0,psiconv_buffer_length(buf),
                 "Unknown tab kind (%d); assuming left",value->kind);
  return psiconv_write_u8(config,buf, value->kind == psiconv_tab_right?2:
                               value->kind == psiconv_tab_centre?3:1);
}

int psiconv_write_paragraph_layout_list(const psiconv_config config,
                                        psiconv_buffer buf, 
                                        psiconv_paragraph_layout value,
                                        psiconv_paragraph_layout base)
{
  int res,i;
  psiconv_buffer extra_buf;
  psiconv_tab tab;
  
  if (!value) {
    psiconv_warn(config,0,psiconv_buffer_length(buf),"Null paragraph layout list");
    return -PSICONV_E_GENERATE;
  }
  if (!(extra_buf = psiconv_buffer_new()))
    return -PSICONV_E_NOMEM;
  
  if (!base || psiconv_compare_color(base->back_color,value->back_color)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x01)))
      goto ERROR;
    if ((res = psiconv_write_color(config,extra_buf,value->back_color)))
      goto ERROR;
  }

  if (!base || (value->indent_left != base->indent_left)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x02)))
      goto ERROR;
    if ((res = psiconv_write_length(config,extra_buf,value->indent_left)))
      goto ERROR;
  }

  if (!base || (value->indent_right != base->indent_right)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x03)))
      goto ERROR;
    if ((res = psiconv_write_length(config,extra_buf,value->indent_right)))
      goto ERROR;
  }

  if (!base || (value->indent_first != base->indent_first)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x04)))
      goto ERROR;
    if ((res = psiconv_write_length(config,extra_buf,value->indent_first)))
      goto ERROR;
  }

  if (!base || (value->justify_hor != base->justify_hor)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x05)))
      goto ERROR;
    if ((value->justify_hor < psiconv_justify_left) ||
        (value->justify_hor > psiconv_justify_full))
      psiconv_warn(config,0,psiconv_buffer_length(buf),
                   "Unknown horizontal justify (%d); assuming left",
                   value->justify_hor);
    if ((res = psiconv_write_u8(config,extra_buf,
               value->justify_hor == psiconv_justify_centre?1:
               value->justify_hor == psiconv_justify_right?2:
               value->justify_hor == psiconv_justify_full?3:0)))
      goto ERROR;
  }

  if (!base || (value->justify_ver != base->justify_ver)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x06)))
      goto ERROR;
    if ((value->justify_ver < psiconv_justify_top) ||
        (value->justify_ver > psiconv_justify_bottom))
      psiconv_warn(config,0,psiconv_buffer_length(buf),
                   "Unknown vertical justify (%d); assuming middle",
                    value->justify_ver);
    if ((res = psiconv_write_u8(config,extra_buf,
               value->justify_ver == psiconv_justify_centre?1:
               value->justify_ver == psiconv_justify_right?2:0)))
      goto ERROR;
  }

  if (!base || (value->linespacing != base->linespacing)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x07)))
      goto ERROR;
    if ((res = psiconv_write_size(config,extra_buf,value->linespacing)))
      goto ERROR;
  }

  if (!base || (value->linespacing_exact != base->linespacing_exact)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x08)))
      goto ERROR;
    if ((res = psiconv_write_bool(config,extra_buf,value->linespacing_exact)))
      goto ERROR;
  }

  if (!base || (value->space_above != base->space_above)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x09)))
      goto ERROR;
    if ((res = psiconv_write_size(config,extra_buf,value->space_above)))
      goto ERROR;
  }

  if (!base || (value->space_below != base->space_below)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x0a)))
      goto ERROR;
    if ((res = psiconv_write_size(config,extra_buf,value->space_below)))
      goto ERROR;
  }

  if (!base || (value->keep_together != base->keep_together)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x0b)))
      goto ERROR;
    if ((res = psiconv_write_bool(config,extra_buf,value->keep_together)))
      goto ERROR;
  }

  if (!base || (value->keep_with_next != base->keep_with_next)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x0c)))
      goto ERROR;
    if ((res = psiconv_write_bool(config,extra_buf,value->keep_with_next)))
      goto ERROR;
  }

  if (!base || (value->on_next_page != base->on_next_page)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x0d)))
      goto ERROR;
    if ((res = psiconv_write_bool(config,extra_buf,value->on_next_page)))
      goto ERROR;
  }

  if (!base || (value->no_widow_protection != base->no_widow_protection)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x0e)))
      goto ERROR;
    if ((res = psiconv_write_bool(config,extra_buf,value->no_widow_protection)))
      goto ERROR;
  }

  if (!base || (value->wrap_to_fit_cell != base->wrap_to_fit_cell)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x0f)))
      goto ERROR;
    if ((res = psiconv_write_bool(config,extra_buf,value->wrap_to_fit_cell)))
      goto ERROR;
  }

  if (!base || (value->border_distance != base->border_distance)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x10)))
      goto ERROR;
    if ((res = psiconv_write_length(config,extra_buf,value->border_distance)))
      goto ERROR;
  }

  if (!base || psiconv_compare_border(value->top_border,base->top_border)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x11)))
      goto ERROR;
    if ((res = psiconv_write_border(config,extra_buf,value->top_border))) 
      goto ERROR;
  }

  if (!base || psiconv_compare_border(value->bottom_border,
                                       base->bottom_border)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x12)))
      goto ERROR;
    if ((res = psiconv_write_border(config,extra_buf,value->bottom_border)))
      goto ERROR;
  }

  if (!base || psiconv_compare_border(value->left_border,
                                       base->left_border)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x13)))
      goto ERROR;
    if ((res = psiconv_write_border(config,extra_buf,value->left_border)))
      goto ERROR;
  }

  if (!base || psiconv_compare_border(value->right_border,
                                       base->right_border)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x14))) 
      goto ERROR;
    if ((res = psiconv_write_border(config,extra_buf,value->right_border)))
      goto ERROR;
  }

  if (!base || psiconv_compare_bullet(value->bullet,
                                       base->bullet)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x15))) 
      goto ERROR;
    if ((res = psiconv_write_bullet(config,extra_buf,value->bullet)))
      goto ERROR;
  }

  if (!value->tabs || !value->tabs->extras) {
    psiconv_warn(config,0,psiconv_buffer_length(buf),"Null tabs");
    res = -PSICONV_E_GENERATE;
    goto ERROR;
  } 

  /* It is not entirely clear how tabs are inherited. For now, I assume
     if there is any difference at all, we will have to generate both
     the normal tab-interval, and all specific tabs */
  if (!base || psiconv_compare_all_tabs(value->tabs,base->tabs)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x16))) 
      goto ERROR;
    if ((res = psiconv_write_length(config,extra_buf,value->tabs->normal)))
      goto ERROR;
    for (i = 0; i < psiconv_list_length(value->tabs->extras); i++) {
      if (!(tab = psiconv_list_get(value->tabs->extras,i))) {
        psiconv_warn(config,0,psiconv_buffer_length(buf),"Massive memory corruption");
        res = -PSICONV_E_NOMEM;
        goto ERROR;
      }
      if ((res = psiconv_write_u8(config,extra_buf,0x17)))
        goto ERROR;
      if ((res = psiconv_write_tab(config,extra_buf,tab)))
        goto ERROR;
    }
  }

  if ((res = psiconv_write_u32(config,buf,psiconv_buffer_length(extra_buf))))
    goto ERROR;

  res = psiconv_buffer_concat(buf,extra_buf);

ERROR:
  psiconv_buffer_free(extra_buf);
  return res;
}

int psiconv_write_character_layout_list(const psiconv_config config,
                                        psiconv_buffer buf, 
                                        psiconv_character_layout value,
                                        psiconv_character_layout base)
{
  int res;
  psiconv_buffer extra_buf;
  if (!value) {
    psiconv_warn(config,0,psiconv_buffer_length(buf),"Null character layout list");
    return -PSICONV_E_GENERATE;
  }
  if (!(extra_buf = psiconv_buffer_new()))
    return -PSICONV_E_NOMEM;

  if (!base || psiconv_compare_color(base->color,value->color)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x19)))
      goto ERROR;
    if ((res = psiconv_write_color(config,extra_buf,value->color)))
      goto ERROR;
  }

  if (!base || psiconv_compare_color(base->back_color,value->back_color)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x1a)))
      goto ERROR;
    if ((res = psiconv_write_color(config,extra_buf,value->back_color)))
      goto ERROR;
  }

  if (!base || (value->font_size != base->font_size)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x1c)))
      goto ERROR;
    if ((res = psiconv_write_size(config,extra_buf,value->font_size)))
      goto ERROR;
  }

  if (!base || (value->italic != base->italic)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x1d)))
      goto ERROR;
    if ((res = psiconv_write_bool(config,extra_buf,value->italic)))
      goto ERROR;
  }

  if (!base || (value->bold != base->bold)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x1e)))
      goto ERROR;
    if ((res = psiconv_write_bool(config,extra_buf,value->bold)))
      goto ERROR;
  }

  if (!base || (value->super_sub != base->super_sub)) {
    if ((value->super_sub != psiconv_superscript) &&
        (value->super_sub != psiconv_subscript) &&
        (value->super_sub != psiconv_normalscript))
      psiconv_warn(config,0,psiconv_buffer_length(buf),
                   "Unknown supersubscript (%d); assuming normal",
                   value->super_sub);
    if ((res = psiconv_write_u8(config,extra_buf,0x1f)))
      goto ERROR;
    if ((res = psiconv_write_u8(config,extra_buf,
                                value->super_sub == psiconv_superscript?1:
                                value->super_sub == psiconv_subscript?2:0)))
      goto ERROR;
  }

  if (!base || (value->underline != base->underline)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x20)))
      goto ERROR;
    if ((res = psiconv_write_bool(config,extra_buf,value->underline)))
      goto ERROR;
  }

  if (!base || (value->strikethrough != base->strikethrough)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x21)))
      goto ERROR;
    if ((res = psiconv_write_bool(config,extra_buf,value->strikethrough)))
      goto ERROR;
  }

  if (!base || psiconv_compare_font(base->font,value->font)) {
    if ((res = psiconv_write_u8(config,extra_buf,0x22)))
      goto ERROR;
    if ((res = psiconv_write_font(config,extra_buf,value->font)))
      goto ERROR;
  }

  if ((res = psiconv_write_u32(config,buf,psiconv_buffer_length(extra_buf))))
    goto ERROR;

  res = psiconv_buffer_concat(buf,extra_buf);

ERROR:
  psiconv_buffer_free(extra_buf);
  return res;
}
1	frodo	72	/*
2			generate_layout.c - Part of psiconv, a PSION 5 file formats converter
3			Copyright (c) 2000 Frodo Looijaard <frodol@dds.nl>
4
5			This program is free software; you can redistribute it and/or modify
6			it under the terms of the GNU General Public License as published by
7			the Free Software Foundation; either version 2 of the License, or
8			(at your option) any later version.
9
10			This program is distributed in the hope that it will be useful,
11			but WITHOUT ANY WARRANTY; without even the implied warranty of
12			MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13			GNU General Public License for more details.
14
15			You should have received a copy of the GNU General Public License
16			along with this program; if not, write to the Free Software
17			Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18			*/
19
20	frodo	168	#include <string.h>
21
22	frodo	72	#include "config.h"
23			#include "compat.h"
24
25			#include "generate_routines.h"
26			#include "error.h"
27
28	frodo	142	#ifdef DMALLOC
29			#include <dmalloc.h>
30			#endif
31
32
33	frodo	168	int psiconv_write_color(const psiconv_config config, psiconv_buffer buf, const psiconv_color value)
34	frodo	72	{
35			int res;
36			if (!value) {
37	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),"Null color");
38	frodo	72	return -PSICONV_E_GENERATE;
39			}
40	frodo	168	if ((res = psiconv_write_u8(config,buf,value->red)))
41	frodo	72	return res;
42	frodo	168	if ((res = psiconv_write_u8(config,buf,value->green)))
43	frodo	72	return res;
44	frodo	168	return psiconv_write_u8(config,buf,value->blue);
45	frodo	72	}
46
47	frodo	168	int psiconv_write_font(const psiconv_config config, psiconv_buffer buf, const psiconv_font value)
48	frodo	72	{
49	frodo	182	int res;
50	frodo	72	if (!value) {
51	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),"Null font");
52	frodo	72	return -PSICONV_E_GENERATE;
53			}
54	frodo	182	if ((res = psiconv_write_short_string(config,buf,value->name)))
55	frodo	72	return res;
56	frodo	168	return psiconv_write_u8(config,buf,value->screenfont);
57	frodo	72	}
58
59	frodo	168	int psiconv_write_border(const psiconv_config config, psiconv_buffer buf, const psiconv_border value)
60	frodo	72	{
61			int res;
62
63			if (!value) {
64	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),"Null border");
65	frodo	72	return -PSICONV_E_GENERATE;
66			}
67			if (value->kind > psiconv_border_dotdotdashed)
68	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),
69	frodo	72	"Unknown border kind (%d); assuming none",value->kind);
70	frodo	168	if ((res =psiconv_write_u8(config,buf,value->kind == psiconv_border_none?0:
71	frodo	72	value->kind == psiconv_border_solid?1:
72			value->kind == psiconv_border_double?2:
73			value->kind == psiconv_border_dotted?3:
74			value->kind == psiconv_border_dashed?4:
75			value->kind == psiconv_border_dotdashed?5:
76			value->kind == psiconv_border_dotdotdashed?6:
77			0)))
78			return res;
79	frodo	168	if ((res = psiconv_write_size(config,buf,(value->kind == psiconv_border_solid) \|\|
80	frodo	72	(value->kind == psiconv_border_double) ?
81			value->thickness:1.0/20.0)))
82			return res;
83	frodo	168	if ((res = psiconv_write_color(config,buf,value->color)))
84	frodo	72	return res;
85			// Unknown byte
86	frodo	168	return psiconv_write_u8(config,buf,1);
87	frodo	72	}
88
89	frodo	168	int psiconv_write_bullet(const psiconv_config config, psiconv_buffer buf, const psiconv_bullet value)
90	frodo	72	{
91			int res;
92			psiconv_buffer extra_buf;
93			if (!value) {
94	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),"Null bullet");
95	frodo	72	return -PSICONV_E_GENERATE;
96			}
97
98	frodo	80	if (!(extra_buf = psiconv_buffer_new()))
99	frodo	72	return -PSICONV_E_NOMEM;
100	frodo	168	if ((res = psiconv_write_size(config,extra_buf,value->font_size)))
101	frodo	72	goto ERROR;
102	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,value->character)))
103	frodo	72	goto ERROR;
104	frodo	168	if ((res = psiconv_write_bool(config,extra_buf,value->indent)))
105	frodo	72	goto ERROR;
106	frodo	168	if ((res = psiconv_write_color(config,extra_buf,value->color)))
107	frodo	72	goto ERROR;
108	frodo	168	if ((res = psiconv_write_font(config,extra_buf,value->font)))
109	frodo	72	goto ERROR;
110
111	frodo	168	if ((res = psiconv_write_u8(config,buf,psiconv_buffer_length(extra_buf))))
112	frodo	72	goto ERROR;
113	frodo	79	res = psiconv_buffer_concat(buf,extra_buf);
114	frodo	72
115			ERROR:
116	frodo	79	psiconv_buffer_free(extra_buf);
117	frodo	72	return res;
118			}
119
120	frodo	168	int psiconv_write_tab(const psiconv_config config, psiconv_buffer buf,psiconv_tab value)
121	frodo	72	{
122			int res;
123			if (!value) {
124	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),"Null tab");
125	frodo	72	return -PSICONV_E_GENERATE;
126			}
127	frodo	168	if ((res = psiconv_write_length(config,buf,value->location)))
128	frodo	72	return res;
129			if ((value->kind != psiconv_tab_left) &&
130			(value->kind != psiconv_tab_right) &&
131			(value->kind != psiconv_tab_centre))
132	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),
133	frodo	72	"Unknown tab kind (%d); assuming left",value->kind);
134	frodo	168	return psiconv_write_u8(config,buf, value->kind == psiconv_tab_right?2:
135	frodo	72	value->kind == psiconv_tab_centre?3:1);
136			}
137
138	frodo	168	int psiconv_write_paragraph_layout_list(const psiconv_config config,
139			psiconv_buffer buf,
140	frodo	72	psiconv_paragraph_layout value,
141			psiconv_paragraph_layout base)
142			{
143	frodo	78	int res,i;
144	frodo	72	psiconv_buffer extra_buf;
145	frodo	78	psiconv_tab tab;
146	frodo	72
147			if (!value) {
148	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),"Null paragraph layout list");
149	frodo	72	return -PSICONV_E_GENERATE;
150			}
151	frodo	80	if (!(extra_buf = psiconv_buffer_new()))
152	frodo	72	return -PSICONV_E_NOMEM;
153
154	frodo	78	if (!base \|\| psiconv_compare_color(base->back_color,value->back_color)) {
155	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x01)))
156	frodo	72	goto ERROR;
157	frodo	168	if ((res = psiconv_write_color(config,extra_buf,value->back_color)))
158	frodo	72	goto ERROR;
159			}
160
161			if (!base \|\| (value->indent_left != base->indent_left)) {
162	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x02)))
163	frodo	72	goto ERROR;
164	frodo	168	if ((res = psiconv_write_length(config,extra_buf,value->indent_left)))
165	frodo	72	goto ERROR;
166			}
167
168			if (!base \|\| (value->indent_right != base->indent_right)) {
169	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x03)))
170	frodo	72	goto ERROR;
171	frodo	168	if ((res = psiconv_write_length(config,extra_buf,value->indent_right)))
172	frodo	72	goto ERROR;
173			}
174
175			if (!base \|\| (value->indent_first != base->indent_first)) {
176	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x04)))
177	frodo	72	goto ERROR;
178	frodo	168	if ((res = psiconv_write_length(config,extra_buf,value->indent_first)))
179	frodo	72	goto ERROR;
180			}
181
182			if (!base \|\| (value->justify_hor != base->justify_hor)) {
183	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x05)))
184	frodo	72	goto ERROR;
185			if ((value->justify_hor < psiconv_justify_left) \|\|
186			(value->justify_hor > psiconv_justify_full))
187	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),
188	frodo	72	"Unknown horizontal justify (%d); assuming left",
189			value->justify_hor);
190	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,
191	frodo	72	value->justify_hor == psiconv_justify_centre?1:
192			value->justify_hor == psiconv_justify_right?2:
193			value->justify_hor == psiconv_justify_full?3:0)))
194			goto ERROR;
195			}
196
197			if (!base \|\| (value->justify_ver != base->justify_ver)) {
198	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x06)))
199	frodo	72	goto ERROR;
200			if ((value->justify_ver < psiconv_justify_top) \|\|
201			(value->justify_ver > psiconv_justify_bottom))
202	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),
203	frodo	72	"Unknown vertical justify (%d); assuming middle",
204			value->justify_ver);
205	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,
206	frodo	72	value->justify_ver == psiconv_justify_centre?1:
207			value->justify_ver == psiconv_justify_right?2:0)))
208			goto ERROR;
209			}
210
211			if (!base \|\| (value->linespacing != base->linespacing)) {
212	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x07)))
213	frodo	72	goto ERROR;
214	frodo	168	if ((res = psiconv_write_size(config,extra_buf,value->linespacing)))
215	frodo	72	goto ERROR;
216			}
217
218			if (!base \|\| (value->linespacing_exact != base->linespacing_exact)) {
219	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x08)))
220	frodo	72	goto ERROR;
221	frodo	168	if ((res = psiconv_write_bool(config,extra_buf,value->linespacing_exact)))
222	frodo	72	goto ERROR;
223			}
224
225			if (!base \|\| (value->space_above != base->space_above)) {
226	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x09)))
227	frodo	72	goto ERROR;
228	frodo	168	if ((res = psiconv_write_size(config,extra_buf,value->space_above)))
229	frodo	72	goto ERROR;
230			}
231
232			if (!base \|\| (value->space_below != base->space_below)) {
233	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x0a)))
234	frodo	72	goto ERROR;
235	frodo	168	if ((res = psiconv_write_size(config,extra_buf,value->space_below)))
236	frodo	72	goto ERROR;
237			}
238
239			if (!base \|\| (value->keep_together != base->keep_together)) {
240	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x0b)))
241	frodo	72	goto ERROR;
242	frodo	168	if ((res = psiconv_write_bool(config,extra_buf,value->keep_together)))
243	frodo	72	goto ERROR;
244			}
245
246			if (!base \|\| (value->keep_with_next != base->keep_with_next)) {
247	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x0c)))
248	frodo	72	goto ERROR;
249	frodo	168	if ((res = psiconv_write_bool(config,extra_buf,value->keep_with_next)))
250	frodo	72	goto ERROR;
251			}
252
253			if (!base \|\| (value->on_next_page != base->on_next_page)) {
254	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x0d)))
255	frodo	72	goto ERROR;
256	frodo	168	if ((res = psiconv_write_bool(config,extra_buf,value->on_next_page)))
257	frodo	72	goto ERROR;
258			}
259
260			if (!base \|\| (value->no_widow_protection != base->no_widow_protection)) {
261	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x0e)))
262	frodo	72	goto ERROR;
263	frodo	168	if ((res = psiconv_write_bool(config,extra_buf,value->no_widow_protection)))
264	frodo	72	goto ERROR;
265			}
266
267	frodo	104	if (!base \|\| (value->wrap_to_fit_cell != base->wrap_to_fit_cell)) {
268	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x0f)))
269	frodo	104	goto ERROR;
270	frodo	168	if ((res = psiconv_write_bool(config,extra_buf,value->wrap_to_fit_cell)))
271	frodo	104	goto ERROR;
272			}
273
274	frodo	72	if (!base \|\| (value->border_distance != base->border_distance)) {
275	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x10)))
276	frodo	72	goto ERROR;
277	frodo	168	if ((res = psiconv_write_length(config,extra_buf,value->border_distance)))
278	frodo	72	goto ERROR;
279			}
280
281	frodo	78	if (!base \|\| psiconv_compare_border(value->top_border,base->top_border)) {
282	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x11)))
283	frodo	72	goto ERROR;
284	frodo	168	if ((res = psiconv_write_border(config,extra_buf,value->top_border)))
285	frodo	72	goto ERROR;
286			}
287
288	frodo	78	if (!base \|\| psiconv_compare_border(value->bottom_border,
289			base->bottom_border)) {
290	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x12)))
291	frodo	72	goto ERROR;
292	frodo	168	if ((res = psiconv_write_border(config,extra_buf,value->bottom_border)))
293	frodo	72	goto ERROR;
294			}
295
296	frodo	78	if (!base \|\| psiconv_compare_border(value->left_border,
297			base->left_border)) {
298	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x13)))
299	frodo	72	goto ERROR;
300	frodo	168	if ((res = psiconv_write_border(config,extra_buf,value->left_border)))
301	frodo	72	goto ERROR;
302			}
303
304	frodo	78	if (!base \|\| psiconv_compare_border(value->right_border,
305			base->right_border)) {
306	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x14)))
307	frodo	72	goto ERROR;
308	frodo	168	if ((res = psiconv_write_border(config,extra_buf,value->right_border)))
309	frodo	72	goto ERROR;
310			}
311
312	frodo	78	if (!base \|\| psiconv_compare_bullet(value->bullet,
313			base->bullet)) {
314	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x15)))
315	frodo	72	goto ERROR;
316	frodo	168	if ((res = psiconv_write_bullet(config,extra_buf,value->bullet)))
317	frodo	72	goto ERROR;
318			}
319
320			if (!value->tabs \|\| !value->tabs->extras) {
321	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),"Null tabs");
322	frodo	72	res = -PSICONV_E_GENERATE;
323			goto ERROR;
324			}
325	frodo	78
326	frodo	72	/* It is not entirely clear how tabs are inherited. For now, I assume
327			if there is any difference at all, we will have to generate both
328			the normal tab-interval, and all specific tabs */
329	frodo	78	if (!base \|\| psiconv_compare_all_tabs(value->tabs,base->tabs)) {
330	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x16)))
331	frodo	72	goto ERROR;
332	frodo	168	if ((res = psiconv_write_length(config,extra_buf,value->tabs->normal)))
333	frodo	72	goto ERROR;
334			for (i = 0; i < psiconv_list_length(value->tabs->extras); i++) {
335	frodo	78	if (!(tab = psiconv_list_get(value->tabs->extras,i))) {
336	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),"Massive memory corruption");
337	frodo	72	res = -PSICONV_E_NOMEM;
338			goto ERROR;
339			}
340	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x17)))
341	frodo	72	goto ERROR;
342	frodo	168	if ((res = psiconv_write_tab(config,extra_buf,tab)))
343	frodo	72	goto ERROR;
344			}
345			}
346
347	frodo	168	if ((res = psiconv_write_u32(config,buf,psiconv_buffer_length(extra_buf))))
348	frodo	76	goto ERROR;
349
350	frodo	79	res = psiconv_buffer_concat(buf,extra_buf);
351	frodo	72
352			ERROR:
353	frodo	79	psiconv_buffer_free(extra_buf);
354	frodo	72	return res;
355			}
356
357	frodo	168	int psiconv_write_character_layout_list(const psiconv_config config,
358			psiconv_buffer buf,
359	frodo	72	psiconv_character_layout value,
360			psiconv_character_layout base)
361			{
362			int res;
363			psiconv_buffer extra_buf;
364			if (!value) {
365	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),"Null character layout list");
366	frodo	72	return -PSICONV_E_GENERATE;
367			}
368	frodo	80	if (!(extra_buf = psiconv_buffer_new()))
369	frodo	72	return -PSICONV_E_NOMEM;
370
371	frodo	78	if (!base \|\| psiconv_compare_color(base->color,value->color)) {
372	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x19)))
373	frodo	72	goto ERROR;
374	frodo	168	if ((res = psiconv_write_color(config,extra_buf,value->color)))
375	frodo	72	goto ERROR;
376			}
377
378	frodo	78	if (!base \|\| psiconv_compare_color(base->back_color,value->back_color)) {
379	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x1a)))
380	frodo	72	goto ERROR;
381	frodo	168	if ((res = psiconv_write_color(config,extra_buf,value->back_color)))
382	frodo	72	goto ERROR;
383			}
384
385			if (!base \|\| (value->font_size != base->font_size)) {
386	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x1c)))
387	frodo	72	goto ERROR;
388	frodo	168	if ((res = psiconv_write_size(config,extra_buf,value->font_size)))
389	frodo	72	goto ERROR;
390			}
391
392			if (!base \|\| (value->italic != base->italic)) {
393	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x1d)))
394	frodo	72	goto ERROR;
395	frodo	168	if ((res = psiconv_write_bool(config,extra_buf,value->italic)))
396	frodo	72	goto ERROR;
397			}
398
399			if (!base \|\| (value->bold != base->bold)) {
400	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x1e)))
401	frodo	72	goto ERROR;
402	frodo	168	if ((res = psiconv_write_bool(config,extra_buf,value->bold)))
403	frodo	72	goto ERROR;
404			}
405
406			if (!base \|\| (value->super_sub != base->super_sub)) {
407			if ((value->super_sub != psiconv_superscript) &&
408			(value->super_sub != psiconv_subscript) &&
409			(value->super_sub != psiconv_normalscript))
410	frodo	168	psiconv_warn(config,0,psiconv_buffer_length(buf),
411	frodo	72	"Unknown supersubscript (%d); assuming normal",
412			value->super_sub);
413	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x1f)))
414	frodo	72	goto ERROR;
415	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,
416	frodo	84	value->super_sub == psiconv_superscript?1:
417			value->super_sub == psiconv_subscript?2:0)))
418	frodo	72	goto ERROR;
419			}
420
421			if (!base \|\| (value->underline != base->underline)) {
422	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x20)))
423	frodo	72	goto ERROR;
424	frodo	168	if ((res = psiconv_write_bool(config,extra_buf,value->underline)))
425	frodo	72	goto ERROR;
426			}
427
428			if (!base \|\| (value->strikethrough != base->strikethrough)) {
429	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x21)))
430	frodo	72	goto ERROR;
431	frodo	168	if ((res = psiconv_write_bool(config,extra_buf,value->strikethrough)))
432	frodo	72	goto ERROR;
433			}
434
435	frodo	78	if (!base \|\| psiconv_compare_font(base->font,value->font)) {
436	frodo	168	if ((res = psiconv_write_u8(config,extra_buf,0x22)))
437	frodo	72	goto ERROR;
438	frodo	168	if ((res = psiconv_write_font(config,extra_buf,value->font)))
439	frodo	72	goto ERROR;
440			}
441
442	frodo	168	if ((res = psiconv_write_u32(config,buf,psiconv_buffer_length(extra_buf))))
443	frodo	76	goto ERROR;
444
445	frodo	79	res = psiconv_buffer_concat(buf,extra_buf);
446	frodo	72
447			ERROR:
448	frodo	79	psiconv_buffer_free(extra_buf);
449	frodo	72	return res;
450			}
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