Include <config.h> when possible - continued.

1 files changed, 100 insertions, 0 deletions

diff --git a/src/drivers/Darwin/Fl_Darwin_System_Driver.cxx b/src/drivers/Darwin/Fl_Darwin_System_Driver.cxx
index 0c1a9de9e..a08ff5891 100644
--- a/src/drivers/Darwin/Fl_Darwin_System_Driver.cxx
+++ b/src/drivers/Darwin/Fl_Darwin_System_Driver.cxx
@@ -266,3 +266,103 @@ const char *Fl_Darwin_System_Driver::filename_name( const char *name )
   }
   return q;
 }
+
+// These function assume a western code page. If you need to support
+// scripts that are not part of this code page, you might want to
+// take a look at FLTK2, which uses utf8 for text encoding.
+//
+// By keeping these conversion tables in their own module, they will not
+// be statically linked (by a smart linker) unless actually used.
+//
+// On MS-Windows, nothing need to be converted. We simply return the
+// original pointer.
+//
+// Most X11 implementations seem to default to Latin-1 as a code since it
+// is a superset of ISO 8859-1, the original wetsern codepage on X11.
+//
+// Apple's OS X however renders text in MacRoman for western settings. The
+// lookup tables below will convert all common character codes and replace
+// unknown characters with an upsidedown question mark.
+
+// This table converts Windows-1252/Latin 1 into MacRoman encoding
+static uchar latin2roman[128] = {
+0xdb, 0xc0, 0xe2, 0xc4, 0xe3, 0xc9, 0xa0, 0xe0, 0xf6, 0xe4, 0xc0, 0xdc, 0xce, 0xc0, 0xc0, 0xc0,
+0xc0, 0xd4, 0xd5, 0xd2, 0xd3, 0xa5, 0xd0, 0xd1, 0xf7, 0xaa, 0xc0, 0xdd, 0xcf, 0xc0, 0xc0, 0xd9,
+0xca, 0xc1, 0xa2, 0xa3, 0xc0, 0xb4, 0xc0, 0xa4, 0xac, 0xa9, 0xbb, 0xc7, 0xc2, 0xc0, 0xa8, 0xf8,
+0xa1, 0xb1, 0xc0, 0xc0, 0xab, 0xb5, 0xa6, 0xe1, 0xfc, 0xc0, 0xbc, 0xc8, 0xc0, 0xc0, 0xc0, 0xc0,
+0xcb, 0xe7, 0xe5, 0xcc, 0x80, 0x81, 0xae, 0x82, 0xe9, 0x83, 0xe6, 0xe8, 0xed, 0xea, 0xeb, 0xec,
+0xc0, 0x84, 0xf1, 0xee, 0xef, 0xcd, 0x85, 0xc0, 0xaf, 0xf4, 0xf2, 0xf3, 0x86, 0xc0, 0xc0, 0xa7,
+0x88, 0x87, 0x89, 0x8b, 0x8a, 0x8c, 0xbe, 0x8d, 0x8f, 0x8e, 0x90, 0x91, 0x93, 0x92, 0x94, 0x95,
+0xc0, 0x96, 0x98, 0x97, 0x99, 0x9b, 0x9a, 0xd6, 0xbf, 0x9d, 0x9c, 0x9e, 0x9f, 0xc0, 0xc0, 0xd8
+};
+
+// This table converts MacRoman into Windows-1252/Latin 1
+static uchar roman2latin[128] = {
+0xc4, 0xc5, 0xc7, 0xc9, 0xd1, 0xd6, 0xdc, 0xe1, 0xe0, 0xe2, 0xe4, 0xe3, 0xe5, 0xe7, 0xe9, 0xe8,
+0xea, 0xeb, 0xed, 0xec, 0xee, 0xef, 0xf1, 0xf3, 0xf2, 0xf4, 0xf6, 0xf5, 0xfa, 0xf9, 0xfb, 0xfc,
+0x86, 0xb0, 0xa2, 0xa3, 0xa7, 0x95, 0xb6, 0xdf, 0xae, 0xa9, 0x99, 0xb4, 0xa8, 0xbf, 0xc6, 0xd8,
+0xbf, 0xb1, 0xbf, 0xbf, 0xa5, 0xb5, 0xbf, 0xbf, 0xbf, 0xbf, 0xbf, 0xaa, 0xba, 0xbf, 0xe6, 0xf8,
+0xbf, 0xa1, 0xac, 0xbf, 0x83, 0xbf, 0xbf, 0xab, 0xbb, 0x85, 0xa0, 0xc0, 0xc3, 0xd5, 0x8c, 0x9c,
+0x96, 0x97, 0x93, 0x94, 0x91, 0x92, 0xf7, 0xbf, 0xff, 0x9f, 0xbf, 0x80, 0x8b, 0x9b, 0xbf, 0xbf,
+0x87, 0xb7, 0x82, 0x84, 0x89, 0xc2, 0xca, 0xc1, 0xcb, 0xc8, 0xcd, 0xce, 0xcf, 0xcc, 0xd3, 0xd4,
+0xbf, 0xd2, 0xda, 0xdb, 0xd9, 0xbf, 0x88, 0x98, 0xaf, 0xbf, 0xbf, 0xbf, 0xb8, 0xbf, 0xbf, 0xbf
+};
+
+static char *buf = 0;
+static int n_buf = 0;
+
+const char *Fl_Darwin_System_Driver::latin1_to_local(const char *t, int n)
+{
+  if (n==-1) n = strlen(t);
+  if (n<=n_buf) {
+    n_buf = (n + 257) & 0x7fffff00;
+    if (buf) free(buf);
+    buf = (char*)malloc(n_buf);
+  }
+  const uchar *src = (const uchar*)t;
+  uchar *dst = (uchar*)buf;
+  for ( ; n>0; n--) {
+    uchar c = *src++;
+    if (c>127)
+      *dst = latin2roman[c-128];
+    else
+      *dst = c;
+  }
+  //*dst = 0; // this would be wrong!
+  return buf;
+}
+
+const char *Fl_Darwin_System_Driver::local_to_latin1(const char *t, int n)
+{
+  if (n==-1) n = strlen(t);
+  if (n<=n_buf) {
+    n_buf = (n + 257) & 0x7fffff00;
+    if (buf) free(buf);
+    buf = (char*)malloc(n_buf);
+  }
+  const uchar *src = (const uchar*)t;
+  uchar *dst = (uchar*)buf;
+  for ( ; n>0; n--) {
+    uchar c = *src++;
+    if (c>127)
+      *dst++ = roman2latin[c-128];
+    else
+      *dst++ = c;
+  }
+  //*dst = 0; // this would be wrong
+  return buf;
+}
+
+// On Mac OS X, nothing need to be converted. We simply return the
+// original pointer.
+const char *Fl_Darwin_System_Driver::mac_roman_to_local(const char *t, int)
+{
+  return t;
+}
+
+// On Mac OS X, nothing need to be converted. We simply return the
+// original pointer.
+const char *Fl_Darwin_System_Driver::local_to_mac_roman(const char *t, int)
+{
+  return t;
+}