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+/*--------------------------------------------------------------------------
+ ----- File: t1extern.h
+ ----- Author: Rainer Menzner (Rainer.Menzner@web.de)
+ ----- Date: 2001-10-03
+ ----- Description: This file is part of the t1-library. It contains
+ external declarations used by the t1-library.
+ ----- Copyright: t1lib is copyrighted (c) Rainer Menzner, 1996-2001.
+ As of version 0.5, t1lib is distributed under the
+ GNU General Public Library Lincense. The
+ conditions can be found in the files LICENSE and
+ LGPL, which should reside in the toplevel
+ directory of the distribution. Please note that
+ there are parts of t1lib that are subject to
+ other licenses:
+ The parseAFM-package is copyrighted by Adobe Systems
+ Inc.
+ The type1 rasterizer is copyrighted by IBM and the
+ X11-consortium.
+ ----- Warranties: Of course, there's NO WARRANTY OF ANY KIND :-)
+ ----- Credits: I want to thank IBM and the X11-consortium for making
+ their rasterizer freely available.
+ Also thanks to Piet Tutelaers for his ps2pk, from
+ which I took the rasterizer sources in a format
+ independent from X11.
+ Thanks to all people who make free software living!
+--------------------------------------------------------------------------*/
+
+
+#include "t1misc.h"
+
+
+/* Following struct will allow all accesses to font data! */
+extern struct FONTBASE
+{
+ int t1lib_flags; /* Global library flags */
+ int no_fonts_ini; /* The number of fonts initially declared in
+ Font database file. */
+ int no_fonts; /* The number of currently allocated fonts including
+ logical fonts produced by T1_CopyFont() */
+ int no_fonts_limit; /* The maximum number of font for which is memory
+ currently available. */
+ int bitmap_pad; /* The value to which bitmap-scanlines are padded */
+ int endian; /* 1 if little endian representation and 0 otherwise */
+ char **default_enc; /* The default encoding vector */
+ FONTPRIVATE *pFontArray; /* Points to first element of font pointer array */
+} FontBase;
+extern struct FONTBASE *pFontBase;
+
+
+/* Further we need a struct where to save device dependent data such as
+ resolution. The values in this struct may be altered using
+ T1_SetDeviceRes(x_res,y_res). Generally, the fontsize is to be specified
+ in BigPoints ("bp")---this is the default PostScript unit. It is
+ 1in=72bp.
+ */
+extern struct
+{
+ float x_resolution; /* Value must be specified in DPI */
+ float y_resolution; /* Value must be specified in DPI */
+ float scale_x; /* horizontal scale-value to get a
+ matrix scaled to 1b */
+ float scale_y; /* vertical scale-value to get a
+ matrix scaled to 1b */
+} DeviceSpecifics;
+
+
+extern struct stat filestats; /* A structure where fileinfo is stored */
+extern char linebuf[BUF_SIZE]; /* A buffer for reading files line
+ by line */
+extern int T1_Up; /* This one is for initialization-checking */
+
+/* The width of AA-pixels */
+extern int T1aa_bpp;
+
+/* The follwoing variable allows the primary rastering functions
+ to check for the caller */
+extern int SetFuncRequestID;
+
+/* The following variable allows to suppress rastering at 1000 bp
+ for getting a correct bounding box for slanted characters -->
+ should only internally be used */
+extern int ForceAFMBBox;
+
+extern struct XYspace *IDENTITY;
+
+extern int errornumber; /* for debugging purposes */
+
+extern char **T1_PFAB_ptr;
+extern char **T1_AFM_ptr;
+extern char **T1_ENC_ptr;
+extern char **T1_FDB_ptr;
+
+/* We use a uchar buffer for error and warning messages: */
+extern char err_warn_msg_buf[1024];
+
+/* file pointer for log-file */
+extern FILE *t1lib_log_file;
+extern int t1lib_log_level;
+
+/* The errno for t1lib */
+extern int T1_errno;
+
+/* A variable for saving stack info */
+extern jmp_buf stck_state;
+