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