1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
|
/* This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks.
Copyright (C) 2002-2021 by Jin-Hwan Cho and Shunsaku Hirata,
the dvipdfmx project team.
Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu>
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#ifndef _PDFFONT_H_
#define _PDFFONT_H_
#include "pdfobj.h"
#include "fontmap.h"
#include "pdflimits.h"
#define PDF_FONT_FONTTYPE_TYPE1 0
#define PDF_FONT_FONTTYPE_TYPE1C 1
#define PDF_FONT_FONTTYPE_TYPE3 2
#define PDF_FONT_FONTTYPE_TRUETYPE 3
#define PDF_FONT_FONTTYPE_TYPE0 4
#define PDF_FONT_FONTTYPE_CIDTYPE0 5
#define PDF_FONT_FONTTYPE_CIDTYPE2 6
extern void pdf_font_set_dpi (int font_dpi);
#define PDF_FONT_FLAG_NOEMBED (1 << 0)
#define PDF_FONT_FLAG_COMPOSITE (1 << 1)
#define PDF_FONT_FLAG_BASEFONT (1 << 2)
#define PDF_FONT_FLAG_USEDCHAR_SHARED (1 << 3)
#define PDF_FONT_FLAG_IS_ALIAS (1 << 4)
#define PDF_FONT_FLAG_IS_REENCODE (1 << 5)
#define PDF_FONT_FLAG_ACCFONT (1 << 6)
#define PDF_FONT_FLAG_UCSFONT (1 << 7)
/* FIXME */
/* Converted from Type 1 */
#define CIDFONT_FLAG_TYPE1 (1 << 8)
#define CIDFONT_FLAG_TYPE1C (1 << 9)
#define CIDFONT_FLAG_TRUETYPE (1 << 10)
#define PDF_FONT_PARAM_DESIGN_SIZE 1
#define PDF_FONT_PARAM_POINT_SIZE 2
#include "fontmap.h"
#define FONT_STYLE_NONE FONTMAP_STYLE_NONE
#define FONT_STYLE_BOLD FONTMAP_STYLE_BOLD
#define FONT_STYLE_ITALIC FONTMAP_STYLE_ITALIC
#define FONT_STYLE_BOLDITALIC FONTMAP_STYLE_BOLDITALIC
typedef struct {
char *registry;
char *ordering;
int supplement;
} CIDSysInfo;
typedef struct
{
CIDSysInfo csi;
int style;
int embed;
int stemv;
} cid_opt;
struct pdf_font
{
char *ident; /* map name */
int font_id; /* ID of this font */
int subtype;
char *filename;
int encoding_id; /* encoding or CMap */
uint32_t index;
char *fontname;
char uniqueID[7];
/*
* PDF font resource objects
*/
pdf_obj *reference;
pdf_obj *resource;
pdf_obj *descriptor;
/*
* Font format specific data
*/
char *usedchars;
int flags;
/* PK font */
double point_size;
double design_size;
/* Type0 font */
struct {
int descendant; /* Only single descendant is allowed. */
int wmode;
} type0;
/* CIDFont */
struct {
CIDSysInfo csi; /* Character collection */
cid_opt options; /* Options from map record */
int need_vmetrics;
char *usedchars_v;
} cid;
};
typedef struct pdf_font pdf_font;
/* pdf_open_document() call them. */
extern void pdf_init_fonts (void);
extern void pdf_close_fonts (void);
/* tex_name is used when mrec is NULL.
* font_scale (point size) used by PK font.
* It might be necessary if dvipdfmx supports font format with
* various optical sizes supported in the future.
*/
extern int pdf_font_findresource (const char *tex_name, double font_scale);
extern int pdf_font_load_font (const char *tex_name, double font_scale, const fontmap_rec *mrec);
extern pdf_font *pdf_get_font_data (int font_id);
extern char *pdf_get_font_ident (int font_id);
extern int pdf_get_font_subtype (int font_id);
extern pdf_obj *pdf_get_font_reference (int font_id);
extern pdf_obj *pdf_get_font_resource (int font_id);
extern char *pdf_get_font_usedchars (int font_id);
extern int pdf_get_font_encoding (int font_id);
extern int pdf_get_font_wmode (int font_id);
extern int pdf_font_resource_name (int font_id, char *buf);
extern char *pdf_font_get_uniqueTag (pdf_font *font);
extern pdf_obj *pdf_font_get_resource (pdf_font *font);
extern pdf_obj *pdf_font_get_descriptor (pdf_font *font);
extern void pdf_font_make_uniqueTag (char *tag);
#define add_to_used_chars2(b,c) {(b)[(c)/8] |= (1 << (7-((c)%8)));}
#define is_used_char2(b,c) (((b)[(c)/8]) & (1 << (7-((c)%8))))
extern int pdf_check_tfm_widths (const char *ident, double *widths, int firstchar, int lastchar, const char *usedchars);
#endif /* _PDFFONT_H_ */
|
