From http://www.jwz.org/xscreensaver/xscreensaver-5.39.tar.gz

[xscreensaver] / hacks / barcode.c

diff --git a/hacks/barcode.c b/hacks/barcode.c
index d6592163f496492db7f104570cbcf0b2bf47bcbf..31574bd214049472ed49177241dc2c08a33eeddb 100644 (file)
--- a/hacks/barcode.c
+++ b/hacks/barcode.c
@@ -14,6 +14,7 @@
  */
 
 #include <math.h>
+#include <time.h>
 #include "screenhack.h"
 
 /* non-user-modifiable immutable definitions */
@@ -824,7 +825,7 @@ static void drawDigitChar (struct state *st, Bitmap *b, int x, int y, char c)
     if ((c < '0') || (c > '9'))
       c = '0';
 
-    bitmapDrawChar5x8 (b, x, y, c);
+  bitmapDrawChar5x8 (b, x, y, c);
 }
 
 /* draw a upc/ean digit at the given coordinates */
@@ -1634,6 +1635,12 @@ static void scrollModel (struct state *st)
             st->barcodes[st->barcode_count - 1].mag * BARCODE_WIDTH);
        barcode->x += RAND_FLOAT_01 * 100;
        barcode->mag = RAND_FLOAT_01 * MAX_MAG;
+
+        if (st->windowWidth < 100 || st->windowHeight < 100) {
+          barcode->mag *= 0.5;
+          if (barcode->mag <= 0) barcode->mag = 1;
+        }
+
        barcode->y =
            RAND_FLOAT_01 * (st->windowHeight - BARCODE_HEIGHT * barcode->mag);
        if (barcode->y < 0) 
@@ -1914,6 +1921,7 @@ barcode_free (Display *dpy, Window window, void *closure)
 static const char *barcode_defaults [] = {
     ".background:      black",
     ".foreground:      green",
+    ".lowrez:           true",
     "*fpsSolid:        true",
     "*delay:           10000",
     "*mode:            scroll",