-/* xscreensaver, Copyright (c) 1992-1995 Jamie Zawinski <jwz@mcom.com>
+/* xscreensaver, Copyright (c) 1992-2002 Jamie Zawinski <jwz@jwz.org>
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* AAAAUUUGGGHHH!!!! (server dumps core & falls into the chasm)
*/
-#ifndef _SCREENHACK_H_
-#define _SCREENHACK_H_
+#ifndef __SCREENHACK_H__
+#define __SCREENHACK_H__
-#if __STDC__
#include <stdlib.h>
+
+#include "config.h"
+
+#ifdef __hpux
+ /* Which of the ten billion standards does values.h belong to?
+ What systems always have it? */
+# include <values.h>
#endif
+#include <stdio.h>
+
#include <X11/Xlib.h>
#include <X11/Xresource.h>
#include <X11/Xos.h>
-#include "vroot.h"
+
+/* M_PI ought to have been defined in math.h, but... */
+#ifndef M_PI
+# define M_PI 3.1415926535
+#endif
+
+#ifndef M_PI_2
+# define M_PI_2 1.5707963267
+#endif
+
+#include "yarandom.h"
+#include "usleep.h"
+#include "resources.h"
+#include "hsv.h"
+#include "colors.h"
+#include "grabscreen.h"
+#include "visual.h"
extern Bool mono_p;
extern char *progname;
extern char *progclass;
extern XrmDatabase db;
extern XrmOptionDescRec options [];
-extern int options_size;
extern char *defaults [];
-#if __STDC__
-# if (defined(SVR4) || defined(SYSV)) && !defined(__sgi)
-# ifndef random
- extern int rand (void);
-# define random() rand()
-# endif
-# ifndef srandom
- extern void srand (unsigned int);
-# define srandom(i) srand((unsigned int)(i))
-# endif
-# else /* !totally-losing-SYSV */
-# ifndef random
- extern long random (void);
-# endif
-# ifndef srandom
- extern int srandom (unsigned int);
-# endif
-# endif /* !totally-losing-SYSV */
-#endif /* __STDC__ */
-
-#if __STDC__
-# define P(x)x
-#else
-# define P(x)()
-#endif
-
-extern void screenhack P((Display*,Window));
-
-#define usleep screenhack_usleep
-
-extern void screenhack_usleep P((unsigned long));
-extern char *get_string_resource P((char*,char*));
-extern Bool get_boolean_resource P((char*,char*));
-extern int get_integer_resource P((char*,char*));
-extern double get_float_resource P((char*,char*));
-extern unsigned int get_pixel_resource P((char*,char*,Display*,Colormap));
-extern unsigned int get_minutes_resource P((char*,char*));
-extern unsigned int get_seconds_resource P((char*,char*));
-
-extern Visual *get_visual_resource P((Display *, char *, char *));
-extern int get_visual_depth P((Display *, Visual *));
-
-extern void hsv_to_rgb P((int,double,double,unsigned short*,
- unsigned short*,unsigned short*));
-extern void rgb_to_hsv P((unsigned short,unsigned short,unsigned short,
- int*,double*,double*));
-extern void cycle_hue P((XColor*,int));
-
-extern void make_color_ramp P((int h1, double s1, double v1,
- int h2, double s2, double v2,
- XColor *pixels, int npixels));
-
-extern Pixmap grab_screen_image P((Display *dpy, Window window, int root_p));
-extern void copy_default_colormap_contents P((Display *dpy, Colormap to_cmap,
- Visual *to_visual));
+extern void screenhack (Display*,Window);
+extern void screenhack_handle_event (Display*, XEvent*);
+extern void screenhack_handle_events (Display*);
-static double _frand_tmp_;
-#define frand(f) \
- (_frand_tmp_ = (((double) random()) / \
- (((double) ((unsigned int)~0)) / ((double) (f+f)))), \
- _frand_tmp_ < 0 ? (-_frand_tmp_) : _frand_tmp_)
+/* Be Posixly correct */
+#undef bzero
+#define bzero __ERROR_use_memset_not_bzero_in_xscreensaver__
+#undef bcopy
+#define bcopy __ERROR_use_memcpy_not_bcopy_in_xscreensaver__
+#undef ftime
+#define ftime __ERROR_use_gettimeofday_not_ftime_in_xscreensaver__
-#undef P
-#endif /* _SCREENHACK_H_ */
+#endif /* __SCREENHACK_H__ */