2 * barcode.h -- definitions for libbarcode
4 * Copyright (c) 1999 Alessandro Rubini (rubini@gnu.org)
5 * Copyright (c) 1999 Prosa Srl. (prosa@prosa.it)
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
27 #define BARCODE_VERSION "0.98"
28 #define BARCODE_VERSION_INT 9800
34 int flags; /* type of encoding and decoding */
35 char *ascii; /* malloced */
36 char *partial; /* malloced too */
37 char *textinfo; /* information about text positioning */
38 char *encoding; /* code name, filled by encoding engine */
39 int width, height; /* output units */
40 int xoff, yoff; /* output units */
41 int margin; /* output units */
42 double scalef; /* requested scaling for barcode */
43 int error; /* an errno-like value, in case of failure */
49 #define BARCODE_DEFAULT_FLAGS 0x00000000
51 #define BARCODE_ENCODING_MASK 0x000000ff /* 256 possibilites... */
52 #define BARCODE_NO_ASCII 0x00000100 /* avoid text in output */
53 #define BARCODE_NO_CHECKSUM 0x00000200 /* avoid checksum in output */
55 #define BARCODE_OUTPUT_MASK 0x000ff000 /* 256 output types */
56 #define BARCODE_OUT_EPS 0x00001000
57 #define BARCODE_OUT_PS 0x00002000
58 #define BARCODE_OUT_PCL 0x00004000 /* by Andrea Scopece */
59 /* PCL_III 0x00008000 */
60 #define BARCODE_OUT_PCL_III 0x0000C000
61 #define BARCODE_OUT_NOHEADERS 0x00100000 /* no header nor footer */
64 BARCODE_ANY = 0, /* choose best-fit */
66 BARCODE_UPC, /* upc == 12-digit ean */
67 BARCODE_ISBN, /* isbn numbers (still EAN13) */
68 BARCODE_39, /* code 39 */
69 BARCODE_128, /* code 128 (a,b,c: autoselection) */
70 BARCODE_128C, /* code 128 (compact form for digits) */
71 BARCODE_128B, /* code 128, full printable ascii */
72 BARCODE_I25, /* interleaved 2 of 5 (only digits) */
73 BARCODE_128RAW, /* Raw code 128 (by Leonid A. Broukhis) */
74 BARCODE_CBR, /* Codabar (by Leonid A. Broukhis) */
75 BARCODE_MSI, /* MSI (by Leonid A. Broukhis) */
76 BARCODE_PLS, /* Plessey (by Leonid A. Broukhis) */
77 BARCODE_93 /* code 93 (by Nathan D. Holmes) */
80 #define BARCODE_DEFAULT_MARGIN 10
86 * Create and destroy barcode structures
88 extern struct Barcode_Item *Barcode_Create(char *text);
89 extern int Barcode_Delete(struct Barcode_Item *bc);
94 extern int Barcode_Encode(struct Barcode_Item *bc, int flags);
95 extern int Barcode_Print(struct Barcode_Item *bc, FILE *f, int flags);
100 extern int Barcode_Position(struct Barcode_Item *bc, int wid, int hei,
101 int xoff, int yoff, double scalef);
104 * Do it all in one step
106 extern int Barcode_Encode_and_Print(char *text, FILE *f, int wid, int hei,
107 int xoff, int yoff, int flags);
111 * Return current version (integer and string)
113 extern int Barcode_Version(char *versionname);
119 #endif /* _BARCODE_H_ */