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/* +-------------------------------------------------------------------+ */
/* | Copyright 1992, 1993, David Koblas (koblas@netcom.com) | */
/* | Copyright 1995, 1996 Torsten Martinsen (bullestock@dk-online.dk) | */
/* | | */
/* | Permission to use, copy, modify, and to distribute this software | */
/* | and its documentation for any purpose is hereby granted without | */
/* | fee, provided that the above copyright notice appear in all | */
/* | copies and that both that copyright notice and this permission | */
/* | notice appear in supporting documentation. There is no | */
/* | representations about the suitability of this software for | */
/* | any purpose. this software is provided "as is" without express | */
/* | or implied warranty. | */
/* | | */
/* +-------------------------------------------------------------------+ */
/* $Id: xpaint.h,v 1.8 1997/09/03 19:31:07 torsten Exp $ */
#if defined(HAVE_PARAM_H)
#include <sys/param.h>
#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) : 0 - (a))
#endif
#ifndef SIGN
#define SIGN(a) ((a > 0) ? 1 : -1)
#endif
#ifdef __STDC__
#define CONCAT(a,b) a##b
#else
#define CONCAT(a,b) a/**/b
#endif
#ifdef AIXV3
#ifdef NULL
#undef NULL
#endif /* NULL */
#define NULL 0
#endif /* AIXV3 */
extern struct Global_s {
struct {
void *image;
Colormap cmap;
int width, height;
Pixmap pix, mask;
} region;
Display *display;
XtAppContext appContext;
Boolean timeToDie;
Time currentTime;
XVisualInfo vis;
} Global;
typedef void *(*OperationFunc) (Widget,...);
typedef void *(*OperationAddProc) (Widget);
typedef void (*OperationRemoveProc) (Widget, void *);
typedef OperationFunc Operation_t;
typedef struct {
OperationAddProc add;
OperationRemoveProc remove;
} OperationPair;
#ifdef DEFINE_GLOBAL
#define EXTERN(var, val) var = val ;
#else
#define EXTERN(var, val) extern var ;
#endif
EXTERN(OperationPair * CurrentOp, NULL)
#ifdef DEFINE_GLOBAL
struct Global_s Global;
#endif
#define DEFAULT_TITLE "Untitled"
#define AllButtonsMask \
(Button1Mask|Button2Mask|Button3Mask|Button4Mask|Button5Mask)
/* gradient fill modes */
#define TFILL_RADIAL 0
#define TFILL_LINEAR 1
#define TFILL_CONE 2
#define TFILL_SQUARE 3
#define XYtoRECT(x1,y1,x2,y2,rect) \
(rect)->x = MIN(x1,x2); \
(rect)->y = MIN(y1,y2); \
(rect)->width = MAX(x1,x2) - (rect)->x + 1; \
(rect)->height = MAX(y1,y2) - (rect)->y + 1;
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