From 0d27d7c0b8126f08ccbe31e4af495c3528807345 Mon Sep 17 00:00:00 2001
From: handa <handa>
Date: Sat, 26 Nov 2005 02:07:40 +0000
Subject: [PATCH] Improve handling of tall consonants and vowel AM.

---
 LAOO-ALICE.flt |  107 +++++++++++++++++++++++++++++++++++++++-----------------
 1 file changed, 74 insertions(+), 33 deletions(-)

diff --git a/LAOO-ALICE.flt b/LAOO-ALICE.flt
index 3f3f66a..43397cc 100644
--- a/LAOO-ALICE.flt
+++ b/LAOO-ALICE.flt
@@ -1,5 +1,5 @@
 ;; LAOO-ALICE.flt -- Font Layout Table for Lao (Alice font)
-;; Copyright (C) 2003, 2004
+;; Copyright (C) 2003, 2004, 2005
 ;;   National Institute of Advanced Industrial Science and Technology (AIST)
 ;;   Registration Number H15PRO112
 
@@ -31,15 +31,15 @@
 ;;; </ul>
 
 (category
- ;; C: CONSONANT (except c and s)
+ ;; C: CONSONANT (except for c and s)
  ;; c: TALL CONSONANT
  ;; s: LAO SEMIVOWEL SIGN LO
+ ;; A: VOWEL AM
  ;; V: VOWEL UPPER
  ;; v: VOWEL LOWER
  ;; T: TONE
- ;; I: INDEPENDENT
- ;;
- (0x0E80 0x0EDF	?I)
+ ;; I: INDEPENDENT VOWEL (except for A)
+ ;; S: SIGN
  (0x0E81 0x0E82	?C)
  (0x0E84	?C)
  (0x0E87 0x0E88	?C)
@@ -56,27 +56,37 @@
  (0x0EA7	?C)
  (0x0EAA 0x0EAB	?C)
  (0x0EAD 0x0EAE	?C)
+ (0x0EAF	?S)
+ (0x0EB0	?I)
  (0x0EB1	?V)
+ (0x0EB2	?I)
+ (0x0EB3	?A)
  (0x0EB4 0x0EB7	?V)
  (0x0EB8 0x0EB9	?v)
  (0x0EBB	?V)
  (0x0EBC	?s)
+ (0x0EBD	?I)
+ (0x0EC0 0x0EC4 ?I)
+ (0x0EC6	?S)
  (0x0EC8 0x0ECC	?T)
- (0x0ECD	?V))
+ (0x0ECD	?V)
+ (0x0EDC 0x0EDD ?C))
 
 (generator
  (0
   (cond
-   ("cs?(VT?|v?T)"
-    <
-    ("(cs?)" independent semi-vowel)
-    ("VT?" composed-non-relative composed-non-relative *)
-    (".*" composed-non-relative *)
-    > )
+   ("(Cs?)(T?A)"
+    < (1 independent semi-vowel) (2 am-after-normal-c) > )
+   ("(cs?)(T?A)"
+    < (1 independent semi-vowel) (2 am-after-tall-c) > )
    ("Cs?[vV]?T?"
-    < independent semi-vowel composed-non-relative * > )
-   ("[^Cs]*"
-    independent *))
+    < independent semi-vowel vowel-tone-after-c * > )
+   ("cs?[vV]?T?"
+    < independent semi-vowel Br<Bl vowel-tone-after-c * > )
+   ("[sVvTA]"
+    [ isolated-dependent ])
+   ("."
+    independent))
   *)
 
  (independent
@@ -112,6 +122,7 @@
    ((0x0EB0)	0xBD)
    ((0x0EB2)	0xBE)
    ((0x0EB3)	0xBF)
+   ((0x0EB4)	[ 0xF2 ])
    ((0x0EBD)	0xBC)
    ((0x0EC0)	0xC0)
    ((0x0EC1)	0xC1)
@@ -123,27 +134,57 @@
    ((0x0EDC)	0xCE)
    ((0x0EDD)	0xCF)))
 
- (composed-relative
+ (semi-vowel
+  ((0x0EBC)	0xF9))
+
+ (am-after-normal-c
   (cond
-   ((0x0EB1)	tc+bc 0xF1)
-   ((0x0EB4)	tc+bc 0xF2)
-   ((0x0EB5)	tc+bc 0xF3)
-   ((0x0EB6)	tc+bc 0xF4)
-   ((0x0EB7)	tc+bc 0xF5)
-   ((0x0EB8)	bc+tc 0xF7)
-   ((0x0EB9)	bc+tc 0xF8)
-   ((0x0EBB)	tc+bc 0xF6)
-   ((0x0EC8)	tc+bc 0xC8)
-   ((0x0EC9)	tc+bc 0xC9)
-   ((0x0ECA)	tc+bc 0xCA)
-   ((0x0ECB)	tc+bc 0xCB)
-   ((0x0ECC)	tc+bc 0xCC)
-   ((0x0ECD)	tc+bc 0xD6)))
+   ((0x0EB3)		0xED)
+   ((0x0EC8 0x0EB3)	0xEE)
+   ((0x0EC9 0x0EB3)	0xEF)
+   ((0x0ECA 0x0EB3)	0xFC 0xED)
+   ((0x0ECB 0x0EB3)	0xFD 0xED)
+   ((0x0ECC 0x0EB3)	0xFE 0xED)))
 
- (semi-vowel
-  ((0x0EBC)	Br.Bl 0xF9))
+ (am-after-tall-c
+  (cond
+   ((0x0EB3)		0xD6 0xBE)
+   ((0x0EC8 0x0EB3)	0xD2 0xBE)
+   ((0x0EC9 0x0EB3)	0xD3 0xBE)
+   ((0x0ECA 0x0EB3)	0xFC 0xF0 0xBE)
+   ((0x0ECB 0x0EB3)	0xFD 0xF0 0xBE)
+   ((0x0ECC 0x0EB3)	0xFE 0xF0 0xBE)))
+
+ (vowel-tone-after-c
+  (cond
+   ((0x0EB1 0x0EC8)	0x84)
+   ((0x0EB1 0x0EC9)	0x98)
+   ((0x0EB1)		0xD7)
+   ((0x0EB4 0x0EC8)	0x85)
+   ((0x0EB4 0x0EC9)	0x99)
+   ((0x0EB4)		0xD8)
+   ((0x0EB5 0x0EC8)	0x86)
+   ((0x0EB5 0x0EC9)	0x9A)
+   ((0x0EB5)		0xD9)
+   ((0x0EB6 0x0EC8)	0x87)
+   ((0x0EB6 0x0EC9)	0x9B)
+   ((0x0EB6)		0xDA)
+   ((0x0EB7 0x0EC8)	0x88)
+   ((0x0EB7 0x0EC9)	0x9C)
+   ((0x0EB7)		0xDB)
+   ((0x0EB8)		0xF7)
+   ((0x0EB9)		0xF8)
+   ((0x0EBB 0x0EC8)	0x89)
+   ((0x0EBB 0x0EC9)	0x9D)
+   ((0x0EBB)		0xDC)
+   ((0x0EC8)		tr+bl 0xC8)
+   ((0x0EC9)		tr+bl 0xC9)
+   ((0x0ECA)		tr+bl 0xCA)
+   ((0x0ECB)		tr+bl 0xCB)
+   ((0x0ECC)		tr+bl 0xCC)
+   ((0x0ECD)		0xD6)))
 
- (composed-non-relative
+ (isolated-dependent
   (cond
    ((0x0EB1)	0xF1)
    ((0x0EB4)	0xF2)
-- 
1.7.10.4