| 7fd59977 |
1 | #ifndef CGMOUT_H |
| 2 | #define CGMOUT_H |
| 3 | |
| 4 | /* Include all files on which this is dependent. */ |
| 5 | |
| 6 | #include "cgmmach.h" |
| 7 | #include "cgmtypes.h" |
| 8 | #include "cgmstruc.h" |
| 9 | |
| 10 | /* Include file that all modules using this file will use. */ |
| 11 | |
| 12 | #include "cgmatt.h" |
| 13 | #include "cgmerr.h" |
| 14 | |
| 15 | /* external structures needed by driver */ |
| 16 | |
| 17 | extern const struct char_defaults chardef; |
| 18 | extern struct char_defaults mfchar, curchar, oldchar; |
| 19 | extern const struct text_defaults textdef; |
| 20 | extern struct text_defaults mftext, curtext; |
| 21 | extern const struct bin_defaults bindef; |
| 22 | extern struct bin_defaults mfbin, curbin; |
| 23 | extern struct defaults cur, old; |
| 24 | extern struct attributes curatt, oldatt; |
| 25 | |
| 26 | extern struct flags att; |
| 27 | |
| 28 | extern Enum cgmdriver; |
| 29 | extern Enum cgmstate; |
| 30 | |
| 31 | extern long *null; |
| 32 | |
| 33 | extern Code st_start, st_term; |
| 34 | |
| 35 | /* Global variable set as arguments for output control */ |
| 36 | |
| 37 | extern Logical cgmralgks, cgmverbose, cgmquiet, cgmEOF, cgmfinished; |
| 38 | |
| 39 | /* Variables for random frame access */ |
| 40 | |
| 41 | extern long cgmnext, cgmpresent, cgmabort; |
| 42 | |
| 43 | /* Structures for font list and character set list */ |
| 44 | |
| 45 | extern struct cgmfont cgmfonts; |
| 46 | extern struct cgmcset cgmcsets; |
| 47 | |
| 48 | /* Macros for common Maths functions */ |
| 49 | |
| 50 | #define REQUAL(x,y) ( FABS((x)-(y)) <= cur.realmin ) |
| 51 | #define VEQUAL(x,y) ( FABS((x)-(y)) <= cur.vdcmin ) |
| 52 | #define PEQUAL(p,q) ( VEQUAL((p)->x, (q)->x) && VEQUAL((p)->y, (q)->y) ) |
| 53 | #define XPROD(a,b,c,d) ( (b->x - a->x)*(d->y - c->y)\ |
| 54 | - (d->x - c->x)*(b->y - a->y) ) |
| 55 | #endif /* end of cgmout.h */ |
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