http://ftp.aanet.ru/pub/Linux/X11/apps/xscreensaver-2.31.tar.gz

[xscreensaver] / hacks / rorschach.c

diff --git a/hacks/rorschach.c b/hacks/rorschach.c
index bb17ffc9f54ca553b4a81eb0b89c4dfbaf1d5aed..3c1a20e5fe9a9a59af3fdff586c336cfccf95082 100644 (file)
--- a/hacks/rorschach.c
+++ b/hacks/rorschach.c
@@ -1,4 +1,4 @@
-/* xscreensaver, Copyright (c) 1992 Jamie Zawinski <jwz@mcom.com>
+/* xscreensaver, Copyright (c) 1992, 1996 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
@@ -7,19 +7,22 @@
  * documentation.  No representations are made about the suitability of this
  * software for any purpose.  It is provided "as is" without express or 
  * implied warranty.
+ *
+ * 19971004: Johannes Keukelaar <johannes@nada.kth.se>: Use helix screen
+ *           eraser.
  */
 
 #include "screenhack.h"
+#include "erase.h"
 
 static GC draw_gc, erase_gc;
 static unsigned int default_fg_pixel;
 static int iterations, offset;
 static Bool xsym, ysym;
+static int sleep_time;
 
 static void
-init_rorschach (dpy, window)
-     Display *dpy;
-     Window window;
+init_rorschach (Display *dpy, Window window)
 {
   XGCValues gcv;
   Colormap cmap;
@@ -40,9 +43,7 @@ init_rorschach (dpy, window)
 }
 
 static void
-hurm (dpy, window)
-     Display *dpy;
-     Window window;
+hurm (Display *dpy, Window window)
 {
   Colormap cmap;
   XWindowAttributes xgwa;
@@ -93,15 +94,10 @@ hurm (dpy, window)
       XDrawPoints (dpy, window, draw_gc, points, j, CoordModeOrigin);
       XSync (dpy, True);
     }
-  sleep (5);
-  for (i = 0; i < (ylim >> 1); i++)
-    {
-      int y = (random () % ylim);
-      XDrawLine (dpy, window, erase_gc, 0, y, xlim, y);
-      XFlush (dpy);
-      if ((i % 50) == 0)
-       usleep (10000);
-    }
+  sleep ( sleep_time );
+
+  erase_full_window(dpy, window);
+
   XClearWindow (dpy, window);
   if (got_color) XFreeColors (dpy, cmap, &color.pixel, 1, 0);
   XSync (dpy, True);
@@ -112,12 +108,13 @@ hurm (dpy, window)
 char *progclass = "Rorschach";
 
 char *defaults [] = {
-  "Rorschach.background:       black",         /* to placate SGI */
-  "Rorschach.foreground:       white",
+  ".background:        black",
+  ".foreground:        white",
   "*xsymmetry: true",
   "*ysymmetry: false",
   "*iterations:        4000",
   "*offset:    4",
+  "*delay:     5",
   0
 };
 
@@ -125,15 +122,16 @@ XrmOptionDescRec options [] = {
   { "-iterations",     ".iterations",  XrmoptionSepArg, 0 },
   { "-offset",         ".offset",      XrmoptionSepArg, 0 },
   { "-xsymmetry",      ".xsymmetry",   XrmoptionNoArg, "true" },
-  { "-ysymmetry",      ".ysymmetry",   XrmoptionNoArg, "true" }
+  { "-ysymmetry",      ".ysymmetry",   XrmoptionNoArg, "true" },
+  { "-erase-speed",    ".eraseSpeed",          XrmoptionSepArg, 0 },
+  { "-delay",           ".delay",               XrmoptionSepArg, 0 },
+  { 0, 0, 0, 0 }
 };
-int options_size = (sizeof (options) / sizeof (options[0]));
 
 void
-screenhack (dpy, window)
-     Display *dpy;
-     Window window;
+screenhack (Display *dpy, Window window)
 {
+  sleep_time = get_integer_resource("delay", "Integer");
   init_rorschach (dpy, window);
   while (1)
     hurm (dpy, window);