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/* $XConsortium: objects.h,v 1.6 92/03/20 14:35:56 keith Exp $ */
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/* Copyright International Business Machines, Corp. 1991
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* Copyright Lexmark International, Inc. 1991
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* License to use, copy, modify, and distribute this software and its
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* documentation for any purpose and without fee is hereby granted,
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* provided that the above copyright notice appear in all copies and that
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* both that copyright notice and this permission notice appear in
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* supporting documentation, and that the name of IBM or Lexmark not be
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* used in advertising or publicity pertaining to distribution of the
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* software without specific, written prior permission.
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* IBM AND LEXMARK PROVIDE THIS SOFTWARE "AS IS", WITHOUT ANY WARRANTIES OF
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* ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO ANY
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* IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE,
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* AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. THE ENTIRE RISK AS TO THE
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* QUALITY AND PERFORMANCE OF THE SOFTWARE, INCLUDING ANY DUTY TO SUPPORT
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* OR MAINTAIN, BELONGS TO THE LICENSEE. SHOULD ANY PORTION OF THE
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* SOFTWARE PROVE DEFECTIVE, THE LICENSEE (NOT IBM OR LEXMARK) ASSUMES THE
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* ENTIRE COST OF ALL SERVICING, REPAIR AND CORRECTION. IN NO EVENT SHALL
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* IBM OR LEXMARK BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
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#define Permanent(obj) t1_Permanent(obj)
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#define Temporary(obj) t1_Temporary(obj)
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#define Destroy(obj) t1_Destroy(obj)
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#define Dup(obj) t1_Dup(obj)
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#define InitImager() t1_InitImager()
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#define TermImager() t1_TermImager()
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#define Pragmatics(f,v) t1_Pragmatics(f,v)
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#define ErrorMsg() t1_ErrorMsg()
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struct xobject *t1_Permanent(); /* make an object permanent */
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struct xobject *t1_Temporary(); /* make an object temporary */
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struct xobject *t1_Destroy(); /* destroy an object */
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struct xobject *t1_Dup(); /* duplicate an object */
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void t1_InitImager(); /* initialize TYPE1IMAGER */
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void t1_TermImager(); /* terminate TYPE1IMAGER */
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void t1_Pragmatics(); /* set debug flags, etc. */
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char *t1_ErrorMsg(); /* return last TYPE1IMAGER error message */
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#define abort(line,no) t1_abort(line,no)
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#define Allocate(n,t,s) t1_Allocate(n,t,s)
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#define Free(obj) t1_Free(obj)
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#define NonObjectFree(a) free(a)
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#define Consume t1_Consume
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#define ArgErr(s,o,r) t1_ArgErr(s,o,r)
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#define TypeErr(n,o,e,r) t1_TypeErr(n,o,e,r)
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#define Copy(obj) t1_Copy(obj)
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#define Unique(obj) t1_Unique(obj)
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void t1_abort(); /* crash; software logic error */
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struct xobject *t1_Allocate(); /* allocate memory */
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void t1_Free(); /* free memory */
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struct xobject *t1_Unique(); /* make a unique temporary copy of an object */
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struct xobject *t1_ArgErr(); /* handle argument errors */
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struct xobject *t1_TypeErr(); /* handle 'bad type' argument errors */
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void t1_Consume(); /* consume a variable number of arguments */
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struct xobject *t1_Copy(); /* make a new copy, not reference bump PNM */
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#define ON (~0) /* all bits on */
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#define FALSE 0 /* handy zero value */
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#define TRUE 1 /* handy non-zero value */
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The NULL pointer is system specific. (Most systems, however, use 0.)
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TYPE1IMAGER could have its own NULL, independent of the rest of the system,
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were it not for malloc(). The system call malloc() returns NULL when
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:i1/portibility assumptions/
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#define TYPE1_MIN(a,b) (((a)<(b)) ? a : b)
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#define TYPE1_MAX(a,b) (((a)>(b)) ? a : b)
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#define TYPE1_ABS(a) (((a)>=0)?(a):-(a))
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char type; /* encoded type of object */
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unsigned char flag; /* flag byte for temporary object characteristics */
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short references; /* count of pointers to this object
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(plus 1 for permanent objects) PNM */
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#define XOBJ_COMMON char type; unsigned char flag; short references;
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#define INVALIDTYPE 0
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#define PICTURETYPE 4
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#define LINESTYLETYPE 6
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#define STROKEPATHTYPE 8
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#define ISPATHTYPE(type) ((type)&0x10) /* all path segments have this bit on */
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#define LINETYPE (0+ISPATHTYPE(ON))
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#define CONICTYPE (1+ISPATHTYPE(ON))
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#define BEZIERTYPE (2+ISPATHTYPE(ON))
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#define HINTTYPE (3+ISPATHTYPE(ON))
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#define MOVETYPE (5+ISPATHTYPE(ON))
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#define TEXTTYPE (6+ISPATHTYPE(ON))
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#define ISPERMANENT(flag) ((flag)&0x01)
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#define ISIMMORTAL(flag) ((flag)&0x02)
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#define PRESERVE(obj) if (!ISPERMANENT((obj)->flag)) \
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#define LONGCOPY(dest,source,bytes) { \
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register LONG *p1 = (LONG *)dest; register LONG *p2 = (LONG *)source; \
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register int count = (bytes) / sizeof(LONG); \
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while (--count >= 0) *p1++ = *p2++; }
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#define FOLLOWING(p) ((p)+1)
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#define TYPECHECK(name, obj, expect, whenBAD, consumables, rettype) { \
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if (obj->type != expect) { \
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(Consume)consumables; \
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return((rettype)TypeErr(name, obj, expect, whenBAD)); \
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#define ARGCHECK(test,msg,obj,whenBAD,consumables,rettype) { \
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(Consume)consumables; \
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return((rettype)ArgErr(msg, obj, whenBAD)); \
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/* Changed use of Dup() below to Temporary(Copy()) because Dup() does not
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necessarily return a Unique Copy anymore! 3-26-91 */
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#define TYPENULLCHECK(name, obj, expect, whenBAD, consumables,rettype) \
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(Consume)consumables; \
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if (whenBAD != NULL && ISPERMANENT(whenBAD->flag)) \
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return((rettype)Temporary(Copy(whenBAD))); \
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else return((rettype)whenBAD); \
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if (obj->type != expect) { \
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(Consume)consumables; \
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return((rettype)TypeErr(name, obj, expect, whenBAD)); \
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#define MAKECONSUME(obj,stmt) { if (!ISPERMANENT(obj->flag)) stmt; }
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#define MAKEUNIQUE(obj,stmt) ( ( (obj)->references > 1 ) ? stmt : obj )
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/* NDW: personally, I want to see status and error messages! */
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#define IfTrace0(condition,model) \
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{if (condition) printf(model);}
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#define IfTrace1(condition,model,arg0) \
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{if (condition) printf(model,arg0);}
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#define IfTrace2(condition,model,arg0,arg1) \
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{if (condition) printf(model,arg0,arg1);}
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#define IfTrace3(condition,model,arg0,arg1,arg2) \
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{if (condition) printf(model,arg0,arg1,arg2);}
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#define IfTrace4(condition,model,arg0,arg1,arg2,arg3) \
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{if (condition) printf(model,arg0,arg1,arg2,arg3);}
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#define IfTrace5(condition,model,arg0,arg1,arg2,arg3,arg4) \
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{if (condition) printf(model,arg0,arg1,arg2,arg3,arg4);}
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#define IfTrace6(condition,model,arg0,arg1,arg2,arg3,arg4,arg5) \
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{if (condition) printf(model,arg0,arg1,arg2,arg3,arg4,arg5);}
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/* NDW: patch ends */
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char *Trace1(),*Trace2(),*Trace3(),*Trace4(),*Trace5(),*Trace6();
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#define INITIALIZED(value) = value
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#define INITIALIZED(value)
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extern char MustCheckArgs INITIALIZED(TRUE);
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extern char MustTraceCalls INITIALIZED(FALSE);
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extern char MustCrash INITIALIZED(TRUE);
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extern char InternalTrace INITIALIZED(TRUE);
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extern char LineIOTrace INITIALIZED(TRUE);
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extern char ProcessHints INITIALIZED(TRUE);
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extern char SaveFontPaths INITIALIZED(TRUE);
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extern short CRASTERCompressionType INITIALIZED(1);
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extern char ConicDebug INITIALIZED(0);
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extern char LineDebug INITIALIZED(0);
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extern char RegionDebug INITIALIZED(0);
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extern char PathDebug INITIALIZED(0);
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extern char FontDebug INITIALIZED(0);
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extern char SpaceDebug INITIALIZED(0);
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extern char StrokeDebug INITIALIZED(0);
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extern char MemoryDebug INITIALIZED(0);
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extern char HintDebug INITIALIZED(0);
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extern char ImageDebug INITIALIZED(0);
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extern char OffPageDebug INITIALIZED(0);
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extern short CachedChars INITIALIZED(0x7FFF);
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extern short CachedFonts INITIALIZED(0x7FFF);
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extern int CacheBLimit INITIALIZED(12500);
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extern char Continuity INITIALIZED(2);
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We define other routines formatting parameters
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#define DumpArea(area) t1_DumpArea(area)
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#define DumpText(text) t1_DumpText(text)
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/* #define DumpPath(path) t1_DumpPath(path) */ /* commented by RMz, 1999-06-10 */
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#define DumpSpace(space) t1_DumpSpace(space)
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#define DumpEdges(e) t1_DumpEdges(e)
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#define FormatFP(s,p) t1_FormatFP(s,p)
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void t1_DumpArea(); /* dump a region structure */
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void t1_DumpText(); /* dump a textpath structure */
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void t1_DumpPath(); /* dump a path list */
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void t1_DumpSpace(); /* dump a coordinate space structure */
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void t1_DumpEdges(); /* dump a region's edge list */
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void t1_FormatFP(); /* dump a format a "fractpel" coordinate */
added
removed
T1lib/type1/objects.h
