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xv.h
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/*
* xv.h - header file for xv, but you probably guessed as much
*
* Author: John Bradley ([email protected])
*/
#include "copyright.h"
#include "config.h"
#define REVDATE "Version 3.10a Rev: 12/29/94 (PNG patch 1.2)"
#define VERSTR "3.10a(PNG)"
/*
* uncomment the following, and modify for your site, but only if you've
* actually registered your copy of XV...
*/
/* #define REGSTR "Registered for use at the University of Pennsylvania." */
#ifndef VMS
# define THUMBDIR ".xvpics" /* name of thumbnail file subdirectories */
# define THUMBDIRNAME ".xvpics" /* same as THUMBDIR, unlike VMS case... */
# define CLIPFILE ".xvclip" /* name of clipboard file in home directory */
#else
# define THUMBDIR "XVPICS" /* name to use in building paths... */
# define THUMBDIRNAME "XVPICS.DIR" /* name from readdir() & stat() */
# define CLIPFILE "xvclipbd.dat"
#endif
#undef PARM
#ifdef __STDC__
# define PARM(a) a
#else
# define PARM(a) ()
# define const
#endif
/*************************************************/
/* START OF MACHINE-DEPENDENT CONFIGURATION INFO */
/*************************************************/
/* Things to make xv more likely to just build, without the user tweaking
the makefile */
#ifdef hpux /* HPUX machines (SVR3, (not SVR4) NO_RANDOM) */
# undef SVR4
# undef SYSV
# define SYSV
# undef NO_RANDOM
# define NO_RANDOM
# define USE_GETCWD
#endif
#ifdef sgi /* SGI machines (SVR4) */
# undef SVR4
# define SVR4
#endif
#ifdef __linux__
# ifndef _LINUX_LIMITS_H
# include <linux/limits.h>
# endif
#endif
#include <X11/Xos.h> /* need type declarations immediately */
/*********************************************************/
/* The BSD typedefs are used throughout.
* If your system doesn't have them in <sys/types.h>,
* then define BSDTYPES in your Makefile.
*/
#if defined(BSDTYPES) || defined(VMS)
typedef unsigned char u_char;
typedef unsigned short u_short;
typedef unsigned int u_int;
typedef unsigned long u_long;
#endif
#ifdef __UMAXV__ /* for Encore Computers UMAXV */
# include <sys/fs/b4param.h> /* Get bsd fast file system params*/
#endif
/* things that *DON'T* have dirent. Hopefully a very short list */
#if defined(__UMAXV__)
# ifndef NODIRENT
# define NODIRENT
# endif
#endif
/* include files */
#include <stdio.h>
#include <math.h>
#include <ctype.h>
#include <string.h>
#ifdef __STDC__
# include <stddef.h>
# include <stdlib.h>
#endif
/* note: 'string.h' or 'strings.h' is included by Xos.h, and it
guarantees index() and rindex() will be available */
#ifndef VMS
# include <errno.h>
extern int errno; /* SHOULD be in errno.h, but often isn't */
# if !defined(__NetBSD__) && !defined(__linux__)
extern char *sys_errlist[]; /* this too... */
# endif
#endif
/* not everyone has the strerror() function, or so I'm told */
#ifndef VMS
# define ERRSTR(x) strerror(x)
#else
# define ERRSTR(x) strerror(x, vaxc$errno)
#endif
#ifdef VMS /* VMS config, hacks & kludges */
# define MAXPATHLEN 512
# define popUp xv_popup
# define qsort xv_qsort
# define random rand
# define srandom srand
# define cols xv_cols
# define gmap xv_gmap
# define index strchr
# define rindex strrchr
# include <errno.h>
# include <perror.h>
#endif
/* lots of things don't have <malloc.h> */
/* A/UX systems include it from stdlib, from Xos.h */
#ifndef VMS /* VMS hates multi-line '#if's */
# if !defined(ibm032) && \
!defined(__convex__) && \
!(defined(vax) && !defined(ultrix)) && \
!defined(mips) && \
!defined(apollo) && \
!defined(pyr) && \
!defined(__UMAXV__) && \
!defined(bsd43) && \
!defined(aux) && \
!defined(__bsdi__) && \
!defined(sequent)
# if defined(hp300) || defined(hp800) || defined(NeXT)
# include <sys/malloc.h> /* it's in 'sys' on HPs and NeXT */
# else
# include <malloc.h>
# endif
# endif
#endif /* !VMS */
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/cursorfont.h>
#include <X11/keysym.h>
#include <X11/Intrinsic.h>
#include <X11/Xatom.h>
#include <X11/Xmd.h>
#undef SIGCHLD /* defined in both Xos.h and signal.h */
#include <signal.h> /* for interrupt handling */
#include <sys/types.h>
#ifdef NEEDSTIME
# include <sys/time.h>
# ifdef _AIX
# include <sys/select.h> /* needed for select() call in Timer() */
# endif
# ifdef SVR4
# include <poll.h> /* used in SVR4 version of Timer() */
# endif
# ifdef sgi /* need 'CLK_TCK' value for sginap() call */
# include <limits.h>
# endif
/*** for select() call ***/
# ifdef __hpux
# define XV_FDTYPE (int *)
# else
# define XV_FDTYPE (fd_set *)
# endif
#endif /* NEEDSTIME */
#ifdef NEEDSDIR
# ifdef VMS
# include <descrip.h>
# include <stat.h>
# include "dirent.h"
# else
# ifdef NODIRENT
# include <sys/dir.h>
# else
# include <dirent.h>
# endif
# if defined(SVR4) || defined(SYSV)
# include <fcntl.h>
# endif
# include <sys/param.h>
# include <sys/stat.h>
# if defined(__convex__) && defined (__STDC__)
# define S_IFMT _S_IFMT
# define S_IFDIR _S_IFDIR
# define S_IFCHR _S_IFCHR
# define S_IFBLK _S_IFBLK
# endif
# endif
#endif
#ifdef NEEDSARGS
# if defined(__STDC__) && !defined(NOSTDHDRS)
# include <stdarg.h>
# else
# include <varargs.h>
# endif
#endif
/* Use S_ISxxx macros in stat-related stuff
* make them if missing, along with a few fictitious ones
* Cameron Simpson ([email protected])
*/
#ifndef S_ISDIR /* missing POSIX-type macros */
# define S_ISDIR(mode) (((mode)&S_IFMT) == S_IFDIR)
# define S_ISBLK(mode) (((mode)&S_IFMT) == S_IFBLK)
# define S_ISCHR(mode) (((mode)&S_IFMT) == S_IFCHR)
# define S_ISREG(mode) (((mode)&S_IFMT) == S_IFREG)
#endif
#ifndef S_ISFIFO
# ifdef S_IFIFO
# define S_ISFIFO(mode) (((mode)&S_IFMT) == S_IFIFO)
# else
# define S_ISFIFO(mode) 0
# endif
#endif
#ifndef S_ISLINK
# ifdef S_IFLNK
# define S_ISLINK(mode) (((mode)&S_IFMT) == S_IFLNK)
# else
# define S_ISLINK(mode) 0
# endif
#endif
#ifndef S_ISSOCK
# ifdef S_IFSOCK
# define S_ISSOCK(mode) (((mode)&S_IFMT) == S_IFSOCK)
# else
# define S_ISSOCK(mode) 0
# endif
#endif
#ifndef MAXPATHLEN
# define MAXPATHLEN 256
#endif
#ifdef SVR4
# define random lrand48
# define srandom srand48
#else
# if defined(NO_RANDOM) || (defined(sun) && defined(SYSV))
# define random() rand()
# define srandom(x) srand(x)
# endif
#endif
#ifndef VMS /* VMS hates multi-line definitions */
# if defined(SVR4) || defined(SYSV) || defined(sco) || \
defined(XENIX) || defined(__osf__) || defined(__linux__)
# undef USE_GETCWD
# define USE_GETCWD /* use 'getcwd()' instead of 'getwd()' */
# endif
#endif
/*****************************/
/* END OF CONFIGURATION INFO */
/*****************************/
#ifdef DOJPEG
#define HAVE_JPEG
#endif
#ifdef DOTIFF
#define HAVE_TIFF
#endif
#ifdef DOPNG
#define HAVE_PNG
#endif
#ifdef DOPDS
#define HAVE_PDS
#endif
#define PROGNAME "xv" /* used in resource database */
#define MAXNAMES 65535 /* max # of files in ctrlW list */
#define MAXBRWIN 4 /* max # of vis browser windows */
/* strings in the INFOBOX (used in SetISTR and GetISTR) */
#define NISTR 10 /* number of ISTRs */
#define ISTR_INFO 0
#define ISTR_WARNING 1
#define ISTR_FILENAME 2
#define ISTR_FORMAT 3
#define ISTR_RES 4
#define ISTR_CROP 5
#define ISTR_EXPAND 6
#define ISTR_SELECT 7
#define ISTR_COLOR 8
#define ISTR_COLOR2 9
/* potential values of 'infomode', used in info box drawing routines */
#define INF_NONE 0 /* empty box */
#define INF_STR 1 /* just ISTR_INFO */
#define INF_PART 2 /* filename, format, size and infostr */
#define INF_FULL 3 /* INF_PART + clipping, expansion, colorinfo */
/* buttons in the ctrl window */
#define BNEXT 0
#define BPREV 1
#define BLOAD 2
#define BSAVE 3
#define BDELETE 4
#define BPRINT 5
#define BCOPY 6
#define BCUT 7
#define BPASTE 8
#define BCLEAR 9
#define BGRAB 10
#define BUP10 11
#define BDN10 12
#define BROTL 13
#define BROTR 14
#define BFLIPH 15
#define BFLIPV 16
#define BPAD 17
#define BANNOT 18
#define BCROP 19
#define BUNCROP 20
#define BACROP 21
#define BABOUT 22
#define BQUIT 23
#define BXV 24
#define NBUTTS 25 /* # of butts */
/* buttons in the load/save window */
#define S_LOAD_NBUTTS 4
#define S_NBUTTS 5
#define S_BOK 0
#define S_BCANC 1
#define S_BRESCAN 2
#define S_BLOADALL 3
#define S_BOLDSET 3
#define S_BOLDNAM 4
/* buttons in the 'gamma' window */
#define G_NBUTTS 24
#define G_BAPPLY 0
#define G_BNOGAM 1
#define G_BRESET 2
#define G_BCLOSE 3
#define G_BUP_BR 4
#define G_BDN_BR 5
#define G_BUP_CN 6
#define G_BDN_CN 7
#define G_B1 8
#define G_B2 9
#define G_B3 10
#define G_B4 11
#define G_BSET 12
#define G_BUNDO 13
#define G_BREDO 14
#define G_BCOLREV 15
#define G_BRNDCOL 16
#define G_BHSVRGB 17
#define G_BCOLUNDO 18
#define G_BRV 19
#define G_BMONO 20
#define G_BMAXCONT 21
#define G_BGETRES 22
#define G_BHISTEQ 23
/* constants for setting default 'save mode' in dirW */
#define F_COLORS 0
#define F_FORMAT 1
/* the following list give indicies into saveColors[] array in xvdir.c */
#define F_FULLCOLOR 0
#define F_GREYSCALE 1
#define F_BWDITHER 2
#define F_REDUCED 3
#define F_MAXCOLORS 4 /* length of saveColors[] array */
/* following list gives indicies into 'saveFormats[]' array in xvdir.c
note that JPEG and TIFF entries may or may not exist, and following
constants have to be adjusted accordingly. Also, don't worry about
duplicate cases if JPGINC or TIFINC = 0. All code that references
F_JPEG or F_TIFF is #ifdef'd, so it won't be a problem */
#ifdef HAVE_JPEG
#define F_JPGINC 1
#else
#define F_JPGINC 0
#endif
#ifdef HAVE_TIFF
#define F_TIFINC 1
#else
#define F_TIFINC 0
#endif
#ifdef HAVE_PNG
#define F_PNGINC 1
#else
#define F_PNGINC 0
#endif
#define F_GIF 0
#define F_JPEG ( 0 + F_JPGINC)
#define F_TIFF ( 0 + F_JPGINC + F_TIFINC)
#define F_PNG ( 0 + F_JPGINC + F_TIFINC + F_PNGINC)
#define F_PS ( 1 + F_JPGINC + F_TIFINC + F_PNGINC)
#define F_PBMRAW ( 2 + F_JPGINC + F_TIFINC + F_PNGINC)
#define F_PBMASCII ( 3 + F_JPGINC + F_TIFINC + F_PNGINC)
#define F_XBM ( 4 + F_JPGINC + F_TIFINC + F_PNGINC)
#define F_XPM ( 5 + F_JPGINC + F_TIFINC + F_PNGINC)
#define F_BMP ( 6 + F_JPGINC + F_TIFINC + F_PNGINC)
#define F_SUNRAS ( 7 + F_JPGINC + F_TIFINC + F_PNGINC)
#define F_IRIS ( 8 + F_JPGINC + F_TIFINC + F_PNGINC)
#define F_TARGA ( 9 + F_JPGINC + F_TIFINC + F_PNGINC)
#define F_FITS (10 + F_JPGINC + F_TIFINC + F_PNGINC)
#define F_PM (11 + F_JPGINC + F_TIFINC + F_PNGINC)
#define F_DELIM1 (12 + F_JPGINC + F_TIFINC + F_PNGINC) /* ----- */
#define F_FILELIST (13 + F_JPGINC + F_TIFINC + F_PNGINC)
#define F_MAXFMTS (14 + F_JPGINC + F_TIFINC + F_PNGINC) /* 17, normally */
/* return values from ReadFileType()
* positive values are *definitely* readable formats (HAVE_*** is defined)
* negative values are random files that XV can't read, but display as
* different icons in the visual browser
*/
#define RFT_ERROR -1 /* couldn't open file, or whatever... */
#define RFT_UNKNOWN 0
#define RFT_GIF 1
#define RFT_PM 2
#define RFT_PBM 3
#define RFT_XBM 4
#define RFT_SUNRAS 5
#define RFT_BMP 6
#define RFT_UTAHRLE 7
#define RFT_IRIS 8
#define RFT_PCX 9
#define RFT_JFIF 10
#define RFT_TIFF 11
#define RFT_PDSVICAR 12
#define RFT_COMPRESS 13
#define RFT_PS 14
#define RFT_IFF 15
#define RFT_TARGA 16
#define RFT_XPM 17
#define RFT_XWD 18
#define RFT_FITS 19
#define RFT_PNG 20
/* definitions for page up/down, arrow up/down list control */
#define LS_PAGEUP 0
#define LS_PAGEDOWN 1
#define LS_LINEUP 2
#define LS_LINEDOWN 3
#define LS_HOME 4
#define LS_END 5
/* values returned by CursorKey() */
#define CK_NONE 0
#define CK_LEFT 1
#define CK_RIGHT 2
#define CK_UP 3
#define CK_DOWN 4
#define CK_PAGEUP 5
#define CK_PAGEDOWN 6
#define CK_HOME 7
#define CK_END 8
/* values 'epicMode' can take */
#define EM_RAW 0
#define EM_DITH 1
#define EM_SMOOTH 2
/* things EventLoop() can return (0 and above reserved for 'goto pic#') */
#define QUIT -1 /* exit immediately */
#define NEXTPIC -2 /* goto next picture */
#define PREVPIC -3 /* goto prev picture */
#define NEXTQUIT -4 /* goto next picture, quit if none (used by 'wait') */
#define LOADPIC -5 /* load 'named' pic (from directory box) */
#define NEXTLOOP -6 /* load next pic, loop if we're at end */
#define DFLTPIC -7 /* load the default image */
#define DELETE -8 /* just deleted pic. load 'right' thing */
#define GRABBED -9 /* just grabbed a pic. 'load' it up */
#define POLLED -10 /* polling, and image file has changed... */
#define RELOAD -11 /* 'reload' interrupt came. be happier about errors */
#define THISNEXT -12 /* load 'current' selection, Next until success */
#define OP_PAGEUP -13 /* load previous page of multi-page document */
#define OP_PAGEDN -14 /* load next page of multi-page document */
#define PADDED -15 /* just grabbed a pic. 'load' it up */
/* possible values of 'rootMode' */
#define RM_NORMAL 0 /* default X tiling */
#define RM_TILE 1 /* integer tiling */
#define RM_MIRROR 2 /* mirror tiling */
#define RM_IMIRROR 3 /* integer mirror tiling */
#define RM_CENTER 4 /* modes >= RM_CENTER centered on some sort of bg */
#define RM_CENTILE 4 /* centered and tiled. NOTE: equals RM_CENTER */
#define RM_CSOLID 5 /* centered on a solid bg */
#define RM_CWARP 6 /* centered on a 'warp-effect' bg */
#define RM_CBRICK 7 /* centered on a 'brick' bg */
#define RM_ECENTER 8 /* symmetrical tiled */
#define RM_ECMIRR 9 /* symmetrical mirror tiled */
#define RM_UPLEFT 10 /* just in upper left corner */
#define RM_MAX RM_UPLEFT
/* values of colorMapMode */
#define CM_NORMAL 0 /* normal RO or RW color allocation */
#define CM_PERFECT 1 /* install own cmap if necessary */
#define CM_OWNCMAP 2 /* install own cmap always */
#define CM_STDCMAP 3 /* use stdcmap */
/* values of haveStdCmap */
#define STD_NONE 0 /* no stdcmap currently defined */
#define STD_111 1 /* 1/1/1 stdcmap is available */
#define STD_222 2 /* 2/2/2 stdcmap is available */
#define STD_232 3 /* 2/3/2 stdcmap is available */
#define STD_666 4 /* 6x6x6 stdcmap is available */
#define STD_332 5 /* 3/3/2 stdcmap is available */
/* values of allocMode */
#define AM_READONLY 0
#define AM_READWRITE 1
/* selections in dispMB */
#define DMB_RAW 0
#define DMB_DITH 1
#define DMB_SMOOTH 2
#define DMB_SEP1 3 /* ---- separator */
#define DMB_COLRW 4
#define DMB_SEP2 5 /* ---- separator */
#define DMB_COLNORM 6
#define DMB_COLPERF 7
#define DMB_COLOWNC 8
#define DMB_COLSTDC 9
#define DMB_MAX 10
/* selections in rootMB */
#define RMB_WINDOW 0
#define RMB_ROOT 1
#define RMB_TILE 2
#define RMB_MIRROR 3
#define RMB_IMIRROR 4
#define RMB_CENTILE 5
#define RMB_CSOLID 6
#define RMB_CWARP 7
#define RMB_CBRICK 8
#define RMB_ECENTER 9
#define RMB_ECMIRR 10
#define RMB_UPLEFT 11
#define RMB_MAX 12
/* indicies into conv24MB */
#define CONV24_8BIT 0
#define CONV24_24BIT 1
#define CONV24_SEP1 2
#define CONV24_LOCK 3
#define CONV24_SEP2 4
#define CONV24_FAST 5
#define CONV24_SLOW 6
#define CONV24_BEST 7
#define CONV24_MAX 8
/* values 'picType' can take */
#define PIC8 CONV24_8BIT
#define PIC24 CONV24_24BIT
/* indicies into algMB */
#define ALG_NONE 0
#define ALG_SEP1 1 /* separator */
#define ALG_BLUR 2
#define ALG_SHARPEN 3
#define ALG_EDGE 4
#define ALG_TINF 5
#define ALG_OIL 6
#define ALG_BLEND 7
#define ALG_ROTATE 8
#define ALG_ROTATECLR 9
#define ALG_PIXEL 10
#define ALG_SPREAD 11
#define ALG_MEDIAN 12
#define ALG_MAX 13
/* indicies into sizeMB */
#define SZMB_NORM 0
#define SZMB_MAXPIC 1
#define SZMB_MAXPECT 2
#define SZMB_DOUBLE 3
#define SZMB_HALF 4
#define SZMB_P10 5
#define SZMB_M10 6
#define SZMB_SEP 7 /* separator */
#define SZMB_SETSIZE 8
#define SZMB_ASPECT 9
#define SZMB_4BY3 10
#define SZMB_INTEXP 11
#define SZMB_MAX 12
/* indicies into windowMB */
#define WMB_BROWSE 0
#define WMB_COLEDIT 1
#define WMB_INFO 2
#define WMB_COMMENT 3
#define WMB_TEXTVIEW 4
#define WMB_SEP 5 /* separator */
#define WMB_ABOUTXV 6
#define WMB_KEYHELP 7
#define WMB_MAX 8
/* definitions of first char of dirnames[i] (filetype) */
#define C_FIFO 'f' /* FIFO special file */
#define C_CHR 'c' /* character special file */
#define C_DIR 'd' /* directory */
#define C_BLK 'b' /* block special file */
#define C_LNK 'l' /* symbolic link */
#define C_SOCK 's' /* socket */
#define C_REG ' ' /* regular file */
#define C_EXE 'x' /* executable file */
/* values used in Draw3dRect() */
#define R3D_OUT 0 /* rect sticks 'out' from screen */
#define R3D_IN 1 /* rect goes 'in' screen */
/* values 'GetSelType()' (in xvcut.c) can return */
#define SEL_RECT 0
/* mode values for PadPopUp() */
#define PAD_SOLID 0
#define PAD_BGGEN 1
#define PAD_LOAD 2
#define PAD_ORGB 0
#define PAD_OINT 1
#define PAD_OHUE 2
#define PAD_OSAT 3
#define PAD_OMAX 4
/* byte offsets into a 'cimg' (clipboard image) array (SaveToClip()) */
#define CIMG_LEN 0 /* offset to 4-byte length of data */
#define CIMG_W 4 /* offset to 2-byte width of image */
#define CIMG_H 6 /* offset to 2-byte height of image */
#define CIMG_24 8 /* offset to 1-byte 'is24bit?' field */
#define CIMG_TRANS 9 /* offset to 1-byte 'has transparent?' */
#define CIMG_TRVAL 10 /* if trans && !24: trans. pixel val */
#define CIMG_TRR 11 /* if trans && 24: red val of trans */
#define CIMG_TRG 12
#define CIMG_TRB 13
#define CIMG_PIC24 14 /* offset to data(24-bit) */
#define CIMG_CMAP 14 /* offset to cmap (8-bit) */
#define CIMG_PIC8 (CIMG_CMAP + 3*256) /* offset to data (8-bit) */
#define MBSEP "\001" /* special string for a --- separator in MBUTT */
/* random string-placing definitions */
#define SPACING 3 /* vertical space between strings */
#define ASCENT (mfinfo->ascent)
#define DESCENT (mfinfo->descent)
#define CHIGH (ASCENT + DESCENT)
#define LINEHIGH (CHIGH + SPACING)
#define STDINSTR "<stdin>"
#ifndef MAIN
#define WHERE extern
#else
#define WHERE
#endif
/* Needed for repositionning with negative geometries */
typedef struct {
int negativeX;
int negativeY;
} winRepositionningInfoST;
extern winRepositionningInfoST winRepositionningInfo;
typedef unsigned char byte;
typedef struct scrl {
Window win; /* window ID */
int x,y,w,h; /* window coords in parent */
int len; /* length of major axis */
int vert; /* true if vertical, else horizontal */
int active; /* true if scroll bar can do anything*/
int min,max; /* min/max values 'pos' can take */
int val; /* 'value' of scrollbar */
int page; /* amt val change on pageup/pagedown */
int tpos; /* thumb pos. (pixels from tmin) */
int tmin,tmax; /* min/max thumb offsets (from 0,0) */
int tsize; /* size of thumb (in pixels) */
u_long fg,bg,hi,lo; /* colors */
/* redraws obj controlled by scrl*/
void (*drawobj)PARM((int, struct scrl *));
int uplit, dnlit; /* true if up&down arrows are lit */
} SCRL;
typedef struct { Window win; /* window ID */
int x,y,w,h; /* window coords in parent */
int active; /* true if can do anything*/
double min,max; /* min/max values 'pos' can take */
double val; /* 'value' of dial */
double inc; /* amt val change on up/down */
double page; /* amt val change on pageup/pagedown */
char *title; /* title for this guage */
char *units; /* string appended to value */
u_long fg,bg,hi,lo; /* colors */
int rad, cx, cy; /* internals */
int bx[4], by[4]; /* more internals */
/* redraws obj controlled by dial */
void (*drawobj)PARM((void));
} DIAL;
typedef struct { Window win; /* parent window */
int x,y; /* size of button rectangle */
unsigned int w,h;
int lit; /* if true, invert colors */
int active; /* if false, stipple gray */
int toggle; /* if true, clicking toggles state */
u_long fg,bg,hi,lo; /* colors */
char *str; /* string in button */
Pixmap pix; /* use pixmap instead of string */
u_int pw,ph; /* size of pixmap */
int colorpix; /* multi-color pixmap */
int style; /* ... */
int fwidth; /* width of frame */
} BUTT;
typedef struct rbutt {
Window win; /* parent window */
int x,y; /* position in parent */
char *str; /* the message string */
int selected; /* selected or not */
int active; /* selectable? */
struct rbutt *next; /* pointer to next in group */
u_long fg,bg,hi,lo; /* colors */
} RBUTT;
typedef struct { Window win; /* parent window */
int x,y; /* position in parent */
char *str; /* the message string */
int val; /* 1=selected, 0=not */
int active; /* selectable? */
u_long fg,bg,hi,lo; /* colors */
} CBUTT;
#define MAXMBLEN 32 /* max # of items in an mbutt */
typedef struct { Window win; /* parent window */
int x,y; /* position in parent */
unsigned int w,h;
char *title; /* title string in norm state */
int active; /* selectable? */
char **list; /* list of strings in menu */
int nlist; /* # of strings in menu */
byte flags[MAXMBLEN]; /* checkmarks on items */
int hascheck; /* leave room for checkmark? */
byte dim[MAXMBLEN]; /* dim individual choices */
Pixmap pix; /* use pixmap instd of string */
int pw,ph; /* size of pixmap */
u_long fg,bg,hi,lo; /* colors */
Window mwin; /* popup menu window */
} MBUTT;
typedef struct { Window win; /* window */
int x,y; /* size of window */
unsigned int w,h;
u_long fg,bg,hi,lo; /* colors */
char **str; /* ptr to list of strings */
int nstr; /* number of strings */
int selected; /* number of 'selected' string */
int nlines; /* number of lines shown at once */
SCRL scrl; /* scrollbar that controls list */
int filetypes; /* true if filetype icons to be drawn*/
int dirsonly; /* if true, only dirs selectable */
} LIST;
/* info structure filled in by the LoadXXX() image reading routines */
typedef struct { byte *pic; /* image data */
int w, h; /* pic size */
int type; /* PIC8 or PIC24 */
byte r[256],g[256],b[256];
/* colormap, if PIC8 */
int normw, normh; /* 'normal size' of image file
(normally eq. w,h, except when
doing 'quick' load for icons */
int frmType; /* def. Format type to save in */
int colType; /* def. Color type to save in */
char fullInfo[128]; /* Format: field in info box */
char shrtInfo[128]; /* short format info */
char *comment; /* comment text */
int numpages; /* # of page files, if >1 */
char pagebname[64]; /* basename of page files */
} PICINFO;
#define MAX_GHANDS 16 /* maximum # of GRAF handles */
#define N_GFB 6
#define GFB_SPLINE 0
#define GFB_LINE 1
#define GFB_ADDH 2
#define GFB_DELH 3
#define GFB_RESET 4
#define GFB_GAMMA 5
#define GVMAX 8
typedef struct { Window win; /* window ID */
Window gwin; /* graph subwindow */
int spline; /* spline curve or lines? */
int entergamma; /* currently entering gamma value */
int gammamode; /* currently using gamma function */
double gamma; /* gamma value (if gammamode) */
int nhands; /* current # of handles */
XPoint hands[MAX_GHANDS]; /* positions of handles */
byte func[256]; /* output function of GRAF */
BUTT butts[N_GFB]; /* control buttons */
u_long fg,bg; /* colors */
char *str; /* title string */
char gvstr[GVMAX+1]; /* gamma value input string */
void (*drawobj)PARM((void));
} GRAF;
typedef struct { int spline;
int entergamma;
int gammamode;
double gamma;
int nhands;
XPoint hands[MAX_GHANDS];
char gvstr[GVMAX+1];
} GRAF_STATE;
/* MACROS */
#define CENTERX(f,x,str) ((x)-XTextWidth(f,str, (int) strlen(str))/2)
#define CENTERY(f,y) ((y)-((f->ascent+f->descent)/2)+f->ascent)
/* RANGE forces a to be in the range b..c (inclusive) */
#define RANGE(a,b,c) { if (a < b) a = b; if (a > c) a = c; }
/* PTINRECT returns '1' if x,y is in rect */
#define PTINRECT(x,y,rx,ry,rw,rh) \
((x)>=(rx) && (y)>=(ry) && (x)<((rx)+(rw)) && (y)<((ry)+(rh)))
/* MONO returns total intensity of r,g,b triple (i = .33R + .5G + .17B) */
#define MONO(rd,gn,bl) ( ((int)(rd)*11 + (int)(gn)*16 + (int)(bl)*5) >> 5)
/* ISPIPE returns true if the passed in character is considered the
start of a 'load-from-pipe' or 'save-to-pipe' string */
#define ISPIPE(c) ((c)=='!' || (c)=='|')
/* CMAPVIS returns true if the visual class has a modifyable cmap */
#define CMAPVIS(v) (((v)->class == PseudoColor) || ((v)->class == GrayScale))
/* X stuff */
WHERE Display *theDisp;
WHERE int theScreen;
WHERE unsigned int ncells, dispWIDE, dispHIGH, dispDEEP;
WHERE unsigned int vrWIDE, vrHIGH, maxWIDE, maxHIGH;
WHERE Colormap theCmap, LocalCmap;
WHERE Window spec_window, rootW, mainW, vrootW;
WHERE GC theGC;
WHERE u_long black, white, fg, bg, infofg, infobg;
WHERE u_long hicol, locol;
WHERE u_long blkRGB, whtRGB;
WHERE Font mfont, monofont;
WHERE XFontStruct *mfinfo, *monofinfo;
WHERE Visual *theVisual;
WHERE Cursor arrow, cross, tcross, zoom, inviso;
WHERE Pixmap iconPix, iconmask;
WHERE Pixmap riconPix, riconmask;
WHERE int showzoomcursor;
WHERE u_long xorMasks[8];
/* XV global vars */
WHERE byte *pic; /* ptr to loaded picture */
WHERE int pWIDE,pHIGH; /* size of 'pic' */
WHERE byte rMap[256],gMap[256],bMap[256]; /* colormap */
WHERE char *cmd; /* program name for printf's */
WHERE int DEBUG; /* print debugging info */
WHERE int mono; /* true if displaying grayscale */
WHERE char formatStr[80]; /* short-form 'file format' */
WHERE int picType; /* CONV24_8BIT,CONV24_24BIT,etc.*/
WHERE char *picComments; /* text comments on current pic */
WHERE int numPages, curPage; /* for multi-page files */
WHERE char pageBaseName[64]; /* basename for multi-page files */
WHERE byte *cpic; /* cropped version of pic */
WHERE int cWIDE, cHIGH, /* size of cropped region */
cXOFF, cYOFF; /* offset of region from 0,0 of pic */
WHERE byte *epic; /* expanded version of cpic */
/* points to cpic when at 1:1 expansion */
/* this is converted to 'theImage' */
WHERE int eWIDE, eHIGH; /* size of epic */
WHERE byte *egampic; /* expanded, gammified cpic
(only used in 24-bit mode) */