From http://www.jwz.org/xscreensaver/xscreensaver-5.38.tar.gz

[xscreensaver] / hacks / slidescreen.c

diff --git a/hacks/slidescreen.c b/hacks/slidescreen.c
index bff002cb8ce3e6838e26e26c120b0fe37adcc7c1..190f50711f8f8a205932ebb306dba3955a987fad 100644 (file)
--- a/hacks/slidescreen.c
+++ b/hacks/slidescreen.c
@@ -55,7 +55,7 @@ slidescreen_init (Display *dpy, Window window)
   XGetWindowAttributes (st->dpy, st->window, &xgwa);
   st->img_loader = load_image_async_simple (0, xgwa.screen, st->window,
                                             st->window, 0, 0);
-  st->start_time = time ((time_t) 0);
+  st->start_time = time ((time_t *) 0);
 
   st->max_width = xgwa.width;
   st->max_height = xgwa.height;
@@ -108,7 +108,7 @@ slidescreen_init (Display *dpy, Window window)
     else
       st->bg = 1;
 
-#ifndef HAVE_COCOA
+#ifndef HAVE_JWXYZ
     if (!fg_ok || bg_ok)
       {
         int i;
@@ -167,7 +167,7 @@ slidescreen_init (Display *dpy, Window window)
          }
        XFree(all);
       }
-#endif /* !HAVE_COCOA */
+#endif /* !HAVE_JWXYZ */
   }
 
   gcv.foreground = st->fg;
@@ -198,6 +198,16 @@ draw_grid (struct state *st)
   st->bitmap_w = xgwa.width;
   st->bitmap_h = xgwa.height;
 
+  if (xgwa.width < 50 || xgwa.height < 50) /* tiny window */
+    {
+      int s = (xgwa.width < xgwa.height ? xgwa.width : xgwa.height);
+      border = 1;
+      st->grid_size = s / 2;
+      if (st->grid_size < 16) st->grid_size = 16;
+      if (st->bitmap_w < st->grid_size*2) st->bitmap_w = st->grid_size*2;
+      if (st->bitmap_h < st->grid_size*2) st->bitmap_h = st->grid_size*2;
+    }
+
   st->grid_w = st->bitmap_w / st->grid_size;
   st->grid_h = st->bitmap_h / st->grid_size;
   st->hole_x = random () % st->grid_w;
@@ -307,19 +317,19 @@ slidescreen_draw (Display *dpy, Window window, void *closure)
     {
       st->img_loader = load_image_async_simple (st->img_loader, 0, 0, 0, 0, 0);
       if (! st->img_loader) {  /* just finished */
-        st->start_time = time ((time_t) 0);
+        st->start_time = time ((time_t *) 0);
         draw_grid (st);
       }
       return st->delay;
     }
 
   if (!st->img_loader &&
-      st->start_time + st->duration < time ((time_t) 0)) {
+      st->start_time + st->duration < time ((time_t *) 0)) {
     XWindowAttributes xgwa;
     XGetWindowAttributes(st->dpy, st->window, &xgwa);
     st->img_loader = load_image_async_simple (0, xgwa.screen, st->window,
                                               st->window, 0, 0);
-    st->start_time = time ((time_t) 0);
+    st->start_time = time ((time_t *) 0);
     st->draw_initted = 0;
     return st->delay;
   }
@@ -433,7 +443,7 @@ slidescreen_reshape (Display *dpy, Window window, void *closure,
     XGetWindowAttributes (st->dpy, st->window, &xgwa);
     st->img_loader = load_image_async_simple (0, xgwa.screen, st->window,
                                               st->window, 0, 0);
-    st->start_time = time ((time_t) 0);
+    st->start_time = time ((time_t *) 0);
   }
 }
 
@@ -475,7 +485,7 @@ static const char *slidescreen_defaults [] = {
   "*delay:                     50000",
   "*delay2:                    1000000",
   "*duration:                  120",
-#ifdef USE_IPHONE
+#ifdef HAVE_MOBILE
   "*ignoreRotation:             True",
   "*rotateImages:               True",
 #endif