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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 1.17 2005/03/20 20:15:32 demailly 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 */
enum {BROWSER_READ=0, BROWSER_MULTIREAD, BROWSER_LOADED,
BROWSER_SAVE, BROWSER_SIMPLEREAD, BROWSER_SIMPLESAVE};
extern char *routine;
typedef struct {
unsigned int s1;
unsigned int s2;
} CRCdata;
typedef struct {
int x, y;
Pixmap pix, mask;
unsigned char *alpha;
CRCdata crcdata;
} RegionData;
extern struct Global_s {
struct {
void *image;
Colormap cmap;
int width, height;
Pixmap pix, mask;
unsigned char *alpha;
} clipboard;
Display *display;
Visual *visual;
XtAppContext appContext;
int depth;
Boolean timeToDie;
Boolean explore;
Boolean transparent;
Boolean astext;
Time currentTime;
XVisualInfo vis;
char * xft_name; /* name of Xft font */
char * xft_text;
void * xft_font;
double xft_size; /* size of font */
double xft_height; /* height of font */
double xft_ascent, xft_descent, xft_maxadv;
/* ascent, descent, max advance */
double xft_rotation; /* angle of rotation of font */
double xft_inclination; /* inclination */
double xft_dilation; /* dilation */
double xft_linespacing; /* linespacing factor */
unsigned int alpha_threshold, alpha_bg, alpha_fg;
unsigned int default_width, default_height;
int operation;
int default_zoom;
int numpage;
int cap, join, escape; /* line caps and joins */
int dashnumber, dashoffset; /* dash parameters */
char dashlist[72];
unsigned char bg[8];
double dpi;
Widget toplevel, bar, back, canvas, curpaint,
patternshell, brushpopup, popped_up, popped_parent;
Pixmap brushpix;
int nbrushes;
void ** brushes;
void * patterninfo;
int numfiles;
char ** loadedfiles;
int numregions;
RegionData * regiondata;
} Global;
typedef void *(*OperationFunc) (Widget,...);
typedef void *(*OperationAddProc) (Widget);
typedef void (*OperationRemoveProc) (Widget, void *);
typedef OperationFunc Operation_t;
#ifdef remove /* remove is a macro in sco 3.2v4 */
#undef remove
#endif
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 AllButtonsMask \
(Button1Mask|Button2Mask|Button3Mask|Button4Mask|Button5Mask)
/* gradient fill modes */
#define GFILL_RADIAL 0
#define GFILL_LINEAR 1
#define GFILL_CONE 2
#define GFILL_SQUARE 3
/*
** Value at which zoom starts putting in "white" lines
** between pixels
*/
#define ZOOM_THRESH 5
#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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