http://packetstormsecurity.org/UNIX/admin/xscreensaver-3.28.tar.gz

[xscreensaver] / hacks / glx / glut_swidth.c

diff --git a/hacks/glx/glut_swidth.c b/hacks/glx/glut_swidth.c
new file mode 100644 (file)
index 0000000..0768586
--- /dev/null
+++ b/hacks/glx/glut_swidth.c
@@ -0,0 +1,65 @@
+
+/* Copyright (c) Mark J. Kilgard, 1995. */
+
+/* This program is freely distributable without licensing fees 
+   and is provided without guarantee or warrantee expressed or 
+   implied. This program is -not- in the public domain. */
+
+#if 0   /* for Mesa */
+# include "glutint.h"
+#else   /* for xscreensaver */
+# include "config.h"
+# include <GL/gl.h>
+# define APIENTRY /**/
+#endif
+
+#include "glutstroke.h"
+
+/* CENTRY */
+int APIENTRY 
+glutStrokeWidth(GLUTstrokeFont font, int c)
+{
+  StrokeFontPtr fontinfo;
+  const StrokeCharRec *ch;
+
+#if defined(_WIN32)
+  fontinfo = (StrokeFontPtr) __glutFont(font);
+#else
+  fontinfo = (StrokeFontPtr) font;
+#endif
+
+  if (c < 0 || c >= fontinfo->num_chars)
+    return 0;
+  ch = &(fontinfo->ch[c]);
+  if (ch)
+    return ch->right;
+  else
+    return 0;
+}
+
+int APIENTRY 
+glutStrokeLength(GLUTstrokeFont font, const unsigned char *string)
+{
+  int c, length;
+  StrokeFontPtr fontinfo;
+  const StrokeCharRec *ch;
+
+#if defined(_WIN32)
+  fontinfo = (StrokeFontPtr) __glutFont(font);
+#else
+  fontinfo = (StrokeFontPtr) font;
+#endif
+
+  length = 0;
+  for (; *string != '\0'; string++) {
+    c = *string;
+    if (c >= 0 && c < fontinfo->num_chars) {
+      ch = &(fontinfo->ch[c]);
+      if (ch)
+        length += ch->right;
+    }
+  }
+  return length;
+}
+
+/* ENDCENTRY */