ftp://ftp.linux.ncsu.edu/mirror/ftp.redhat.com/pub/redhat/linux/enterprise/4/en/os...

[xscreensaver] / hacks / glx / starwars.c

diff --git a/hacks/glx/starwars.c b/hacks/glx/starwars.c
index 55c6198226a309bc1b2d0b77571b4d5b7cb4b05e..60f766a72514e576e63a11aa105901f098e0dc79 100644 (file)
--- a/hacks/glx/starwars.c
+++ b/hacks/glx/starwars.c
@@ -141,24 +141,24 @@ static char *alignment_str;
 static int alignment;
 
 static XrmOptionDescRec opts[] = {
-  {"-program",   ".starwars.program",  XrmoptionSepArg, (caddr_t) 0 },
-  {"-lines",     ".starwars.lines",    XrmoptionSepArg, (caddr_t) 0 },
-  {"-steps",     ".starwars.steps",    XrmoptionSepArg, (caddr_t) 0 },
-  {"-spin",      ".starwars.spin",     XrmoptionSepArg, (caddr_t) 0 },
-  {"-size",     ".starwars.fontSize", XrmoptionSepArg, (caddr_t) 0 },
-  {"-columns",  ".starwars.columns",  XrmoptionSepArg, (caddr_t) 0 },
-  {"-smooth",    ".starwars.smooth",   XrmoptionNoArg,  (caddr_t) "True" },
-  {"-no-smooth", ".starwars.smooth",   XrmoptionNoArg,  (caddr_t) "False" },
-  {"-thick",     ".starwars.thick",    XrmoptionNoArg,  (caddr_t) "True" },
-  {"-no-thick",  ".starwars.thick",    XrmoptionNoArg,  (caddr_t) "False" },
-  {"-fade",      ".starwars.fade",     XrmoptionNoArg,  (caddr_t) "True" },
-  {"-no-fade",   ".starwars.fade",     XrmoptionNoArg,  (caddr_t) "False" },
-  {"-wrap",     ".starwars.lineWrap", XrmoptionNoArg,  (caddr_t) "True" },
-  {"-no-wrap",  ".starwars.lineWrap", XrmoptionNoArg,  (caddr_t) "False" },
-  {"-nowrap",   ".starwars.lineWrap", XrmoptionNoArg,  (caddr_t) "False" },
-  {"-left",      ".starwars.alignment",XrmoptionNoArg,  (caddr_t) "Left" },
-  {"-right",     ".starwars.alignment",XrmoptionNoArg,  (caddr_t) "Right" },
-  {"-center",    ".starwars.alignment",XrmoptionNoArg,  (caddr_t) "Center" },
+  {"-program",   ".starwars.program",  XrmoptionSepArg, 0 },
+  {"-lines",     ".starwars.lines",    XrmoptionSepArg, 0 },
+  {"-steps",     ".starwars.steps",    XrmoptionSepArg, 0 },
+  {"-spin",      ".starwars.spin",     XrmoptionSepArg, 0 },
+  {"-size",     ".starwars.fontSize", XrmoptionSepArg, 0 },
+  {"-columns",  ".starwars.columns",  XrmoptionSepArg, 0 },
+  {"-smooth",    ".starwars.smooth",   XrmoptionNoArg,  "True" },
+  {"-no-smooth", ".starwars.smooth",   XrmoptionNoArg,  "False" },
+  {"-thick",     ".starwars.thick",    XrmoptionNoArg,  "True" },
+  {"-no-thick",  ".starwars.thick",    XrmoptionNoArg,  "False" },
+  {"-fade",      ".starwars.fade",     XrmoptionNoArg,  "True" },
+  {"-no-fade",   ".starwars.fade",     XrmoptionNoArg,  "False" },
+  {"-wrap",     ".starwars.lineWrap", XrmoptionNoArg,  "True" },
+  {"-no-wrap",  ".starwars.lineWrap", XrmoptionNoArg,  "False" },
+  {"-nowrap",   ".starwars.lineWrap", XrmoptionNoArg,  "False" },
+  {"-left",      ".starwars.alignment",XrmoptionNoArg,  "Left" },
+  {"-right",     ".starwars.alignment",XrmoptionNoArg,  "Right" },
+  {"-center",    ".starwars.alignment",XrmoptionNoArg,  "Center" },
 };
 
 static argtype vars[] = {
@@ -240,6 +240,31 @@ strip (char *s, Bool leading, Bool trailing)
 }
 
 
+/* The GLUT font only has ASCII characters in them, so do what we can to
+   convert Latin1 characters to the nearest ASCII equivalent... 
+ */
+static void
+latin1_to_ascii (char *s)
+{
+  unsigned char *us = (unsigned char *) s;
+  const unsigned char ascii[95] = {
+    '!', 'C', '#', '#', 'Y', '|', 'S', '_', 'C', '?', '<', '=', '-', 'R', '_',
+    '?', '?', '2', '3', '\'','u', 'P', '.', ',', '1', 'o', '>', '?', '?', '?',
+    '?', 'A', 'A', 'A', 'A', 'A', 'A', 'E', 'C', 'E', 'E', 'E', 'E', 'I', 'I',
+    'I', 'I', 'D', 'N', 'O', 'O', 'O', 'O', 'O', 'x', '0', 'U', 'U', 'U', 'U',
+    'Y', 'p', 'S', 'a', 'a', 'a', 'a', 'a', 'a', 'e', 'c', 'e', 'e', 'e', 'e',
+    'i', 'i', 'i', 'i', 'o', 'n', 'o', 'o', 'o', 'o', 'o', '/', 'o', 'u', 'u',
+    'u', 'u', 'y', 'p', 'y' };
+  while (*us)
+    {
+      if (*us >= 161)
+        *us = ascii[*us - 161];
+      else if (*us > 127)
+        *us = '?';
+      us++;
+    }
+}
+
 \f
 /* Subprocess.
    (This bit mostly cribbed from phosphor.c)
@@ -428,6 +453,7 @@ get_more_lines (sws_configuration *sc)
           sc->lines[sc->total_lines] = (char *) malloc (L+1);
           memcpy (sc->lines[sc->total_lines], sc->buf, L);
           sc->lines[sc->total_lines][L] = 0;
+          latin1_to_ascii (sc->lines[sc->total_lines]);
 
           {
             char *t = sc->lines[sc->total_lines];