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/* $Xorg: objects.h,v 1.3 2000/08/17 19:46:31 cpqbld Exp $ */
/* Copyright International Business Machines, Corp. 1991
* All Rights Reserved
* Copyright Lexmark International, Inc. 1991
* All Rights Reserved
*
* License to use, copy, modify, and distribute this software and its
* documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of IBM or Lexmark not be
* used in advertising or publicity pertaining to distribution of the
* software without specific, written prior permission.
*
* IBM AND LEXMARK PROVIDE THIS SOFTWARE "AS IS", WITHOUT ANY WARRANTIES OF
* ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO ANY
* IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE,
* AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. THE ENTIRE RISK AS TO THE
* QUALITY AND PERFORMANCE OF THE SOFTWARE, INCLUDING ANY DUTY TO SUPPORT
* OR MAINTAIN, BELONGS TO THE LICENSEE. SHOULD ANY PORTION OF THE
* SOFTWARE PROVE DEFECTIVE, THE LICENSEE (NOT IBM OR LEXMARK) ASSUMES THE
* ENTIRE COST OF ALL SERVICING, REPAIR AND CORRECTION. IN NO EVENT SHALL
* IBM OR LEXMARK BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
* THIS SOFTWARE.
*/
/*SHARED*/
/*END SHARED*/
/*SHARED*/
#define Permanent(obj) t1_Permanent(obj)
#define Temporary(obj) t1_Temporary(obj)
#define Destroy(obj) t1_Destroy(obj)
#define Dup(obj) t1_Dup(obj)
#define InitImager() t1_InitImager()
#define TermImager() t1_TermImager()
#define Pragmatics(f,v) t1_Pragmatics(f,v)
#define ErrorMsg() t1_ErrorMsg()
struct xobject *t1_Permanent(); /* make an object permanent */
struct xobject *t1_Temporary(); /* make an object temporary */
struct xobject *t1_Destroy(); /* destroy an object */
struct xobject *t1_Dup(); /* duplicate an object */
void t1_InitImager(); /* initialize TYPE1IMAGER */
void t1_TermImager(); /* terminate TYPE1IMAGER */
void t1_Pragmatics(); /* set debug flags, etc. */
char *t1_ErrorMsg(); /* return last TYPE1IMAGER error message */
/*END SHARED*/
/*SHARED*/
#define abort(line) FatalError(line)
#define Allocate(n,t,s) t1_Allocate(n,t,s)
#define Free(obj) t1_Free(obj)
#define NonObjectFree(a) xiFree(a)
#define Consume t1_Consume
#define ArgErr(s,o,r) t1_ArgErr(s,o,r)
#define TypeErr(n,o,e,r) t1_TypeErr(n,o,e,r)
#define Copy(obj) t1_Copy(obj)
#define Unique(obj) t1_Unique(obj)
struct xobject *t1_Allocate(); /* allocate memory */
void t1_Free(); /* free memory */
struct xobject *t1_Unique(); /* make a unique temporary copy of an object */
struct xobject *t1_ArgErr(); /* handle argument errors */
struct xobject *t1_TypeErr(); /* handle 'bad type' argument errors */
void t1_Consume(); /* consume a variable number of arguments */
struct xobject *t1_Copy(); /* make a new copy, not reference bump PNM */
/*END SHARED*/
/*SHARED*/
#define ON (~0) /* all bits on */
#ifndef FALSE
#define FALSE 0 /* handy zero value */
#endif
#ifndef TRUE
#define TRUE 1 /* handy non-zero value */
#endif
#ifndef NULL
#define NULL 0
/*
The NULL pointer is system specific. (Most systems, however, use 0.)
TYPE1IMAGER could have its own NULL, independent of the rest of the system,
were it not for malloc(). The system call malloc() returns NULL when
out of memory.
:i1/portibility assumptions/
*/
#endif
#ifndef MIN
#define MIN(a,b) (((a)<(b)) ? a : b)
#endif
#ifndef MAX
#define MAX(a,b) (((a)>(b)) ? a : b)
#endif
#ifndef ABS
#define ABS(a) (((a)>=0)?(a):-(a))
#endif
/*END SHARED*/
/*SHARED*/
struct xobject {
char type; /* encoded type of object */
unsigned char flag; /* flag byte for temporary object characteristics*/
short references; /* count of pointers to this object
(plus 1 for permanent objects) PNM */
} ;
/*END SHARED*/
/*SHARED*/
#define XOBJ_COMMON char type; unsigned char flag; short references;
/*END SHARED*/
/*SHARED*/
#define INVALIDTYPE 0
#define FONTTYPE 1
#define REGIONTYPE 3
#define PICTURETYPE 4
#define SPACETYPE 5
#define LINESTYLETYPE 6
#define EDGETYPE 7
#define STROKEPATHTYPE 8
#define CLUTTYPE 9
#define ISPATHTYPE(type) ((type)&0x10) /* all path segments have this bit on */
#define LINETYPE (0+ISPATHTYPE(ON))
#define CONICTYPE (1+ISPATHTYPE(ON))
#define BEZIERTYPE (2+ISPATHTYPE(ON))
#define HINTTYPE (3+ISPATHTYPE(ON))
#define MOVETYPE (5+ISPATHTYPE(ON))
#define TEXTTYPE (6+ISPATHTYPE(ON))
/*END SHARED*/
/*SHARED*/
#define ISPERMANENT(flag) ((flag)&0x01)
#define ISIMMORTAL(flag) ((flag)&0x02)
/*END SHARED*/
/*SHARED*/
#define PRESERVE(obj) if (!ISPERMANENT((obj)->flag)) \
(obj)->references++;
/*END SHARED*/
/*SHARED*/
#define LONGCOPY(dest,source,bytes) { \
register long *p1 = (long *)dest; register long *p2 = (long *)source; \
register int count = (bytes) / sizeof(long); \
while (--count >= 0) *p1++ = *p2++; }
/*END SHARED*/
/*SHARED*/
#define FOLLOWING(p) ((p)+1)
/*END SHARED*/
/*SHARED*/
#define TYPECHECK(name, obj, expect, whenBAD, consumables, rettype) { \
if (obj->type != expect) { \
(Consume)consumables; \
return((rettype)TypeErr(name, obj, expect, whenBAD)); \
} \
}
/*END SHARED*/
/*SHARED*/
#define ARGCHECK(test,msg,obj,whenBAD,consumables,rettype) { \
if (test) { \
(Consume)consumables; \
return((rettype)ArgErr(msg, obj, whenBAD)); \
} \
}
/*END SHARED*/
/*SHARED*/
/* Changed use of Dup() below to Temporary(Copy()) because Dup() does not
necessarily return a Unique Copy anymore! 3-26-91 */
#define TYPENULLCHECK(name, obj, expect, whenBAD, consumables,rettype) \
if (obj == NULL) { \
(Consume)consumables; \
if (whenBAD != NULL && ISPERMANENT(whenBAD->flag)) \
return((rettype)Temporary(Copy(whenBAD))); \
else return((rettype)whenBAD); \
} else { \
if (obj->type != expect) { \
(Consume)consumables; \
return((rettype)TypeErr(name, obj, expect, whenBAD)); \
} \
}
/*END SHARED*/
/*SHARED*/
#define MAKECONSUME(obj,stmt) { if (!ISPERMANENT(obj->flag)) stmt; }
/*END SHARED*/
/*SHARED*/
#define MAKEUNIQUE(obj,stmt) ( ( (obj)->references > 1 ) ? stmt : obj )
/*END SHARED*/
/*SHARED*/
#define IfTrace0(condition,model)
#define IfTrace1(condition,model,arg0)
#define IfTrace2(condition,model,arg0,arg1)
#define IfTrace3(condition,model,arg0,arg1,arg2)
#define IfTrace4(condition,model,arg0,arg1,arg2,arg3)
#define IfTrace5(condition,model,arg0,arg1,arg2,arg3,arg4)
#define IfTrace6(condition,model,arg0,arg1,arg2,arg3,arg4,arg5)
void Trace0();
char *Trace1(),*Trace2(),*Trace3(),*Trace4(),*Trace5(),*Trace6();
#ifdef GLOBALS
#define extern
#define INITIALIZED(value) = value
#else
#define INITIALIZED(value)
#endif
extern char MustCheckArgs INITIALIZED(TRUE);
extern char MustTraceCalls INITIALIZED(FALSE);
extern char MustCrash INITIALIZED(TRUE);
extern char InternalTrace INITIALIZED(TRUE);
extern char LineIOTrace INITIALIZED(TRUE);
extern char ProcessHints INITIALIZED(TRUE);
extern char SaveFontPaths INITIALIZED(TRUE);
extern short CRASTERCompressionType INITIALIZED(1);
extern char ConicDebug INITIALIZED(0);
extern char LineDebug INITIALIZED(0);
extern char RegionDebug INITIALIZED(0);
extern char PathDebug INITIALIZED(0);
extern char FontDebug INITIALIZED(0);
extern char SpaceDebug INITIALIZED(0);
extern char StrokeDebug INITIALIZED(0);
extern char MemoryDebug INITIALIZED(0);
extern char HintDebug INITIALIZED(0);
extern char ImageDebug INITIALIZED(0);
extern char OffPageDebug INITIALIZED(0);
extern short CachedChars INITIALIZED(0x7FFF);
extern short CachedFonts INITIALIZED(0x7FFF);
extern int CacheBLimit INITIALIZED(12500);
extern char Continuity INITIALIZED(2);
#ifdef extern
#undef extern
#endif
/*
We define other routines formatting parameters
*/
#define DumpArea(area) t1_DumpArea(area)
#define DumpText(text) t1_DumpText(text)
#define DumpPath(path) t1_DumpPath(path)
#define DumpSpace(space) t1_DumpSpace(space)
#define DumpEdges(e) t1_DumpEdges(e)
#define FormatFP(s,p) t1_FormatFP(s,p)
void t1_DumpArea(); /* dump a region structure */
void t1_DumpText(); /* dump a textpath structure */
void t1_DumpPath(); /* dump a path list */
void t1_DumpSpace(); /* dump a coordinate space structure */
void t1_DumpEdges(); /* dump a region's edge list */
void t1_FormatFP(); /* dump a format a "fractpel" coordinate */
/*END SHARED*/
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