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brtan now gives TMW->Wylie brtan, not b.rtan. Etc. See bug report

Browse source 
http://sourceforge.net/tracker/index.php?func=detail&aid=785791&group_id=61934&atid=502515.
This commit is contained in:
dchandler 2003-08-09 17:48:40 +00:00
parent 7dffc47cb7
commit 251d8feae5
3 changed files with 49 additions and 25 deletions
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27
source/org/thdl/tib/text/TibetanMachineWeb.java
View file

@ -955,6 +955,21 @@ public static boolean isVowel(String s) {
return keyboard.isVowel(s);
}
/** By example, this returns true for le, lA-i, lA-iM, luM, l-i, etc.,
and for l, but false for lc, lj, lt, ld, lp, lb, and lh. Thus,
this is useful for seeing if something is truly disambiguous,
because blta is unambiguous but blan/b.lan is ambiguous. */
private static boolean isAmbHelper(String y) {
// Wylie vowels are 1 or two (Roman) characters long, so this
// works. But we make it work for three- and four-character long
// vowels, just in case someone adds them.
return (y.length() == 1
|| isWylieVowel(y.substring(1,2))
|| (y.length() > 2 && isWylieVowel(y.substring(1,3)))
|| (y.length() > 3 && isWylieVowel(y.substring(1,4)))
|| (y.length() > 4 && isWylieVowel(y.substring(1,5))));
}
/**
* Checks to see if the concatenation of x and y is ambiguous in
* Extended Wylie. gya and g.ya, bla and b.la, and bra and b.ra are
@ -974,12 +989,12 @@ public static boolean isAmbiguousWylie(String x, String y) {
// tibetan Z should get you X==Z in a perfect world), and it
// doesn't confuse the legal stuff.
return (("g".equals(x) && y.startsWith("y"))
|| ("g".equals(x) && y.startsWith("w"))
|| ("d".equals(x) && y.startsWith("w"))
|| ("d".equals(x) && y.startsWith("z")) // d.za, d.zha
|| ("b".equals(x) && y.startsWith("l"))
|| ("b".equals(x) && y.startsWith("r")));
return (("g".equals(x) && y.startsWith("y") && isAmbHelper(y))
|| ("g".equals(x) && y.startsWith("w") && isAmbHelper(y))
|| ("d".equals(x) && y.startsWith("w") && isAmbHelper(y))
|| ("d".equals(x) && y.startsWith("z") && isAmbHelper(y))
|| ("b".equals(x) && y.startsWith("l") && isAmbHelper(y))
|| ("b".equals(x) && y.startsWith("r") && isAmbHelper(y)));
}
/**