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      1 /*
      2  * Copyright (C) 2014 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.inputmethod.keyboard.layout;
     18 
     19 import com.android.inputmethod.keyboard.layout.expected.ExpectedKey;
     20 import com.android.inputmethod.keyboard.layout.expected.ExpectedKeyboardBuilder;
     21 import com.android.inputmethod.latin.Constants;
     22 
     23 import java.util.Locale;
     24 
     25 /**
     26  * The Tamil keyboard.
     27  */
     28 public final class Tamil extends LayoutBase {
     29     private static final String LAYOUT_NAME = "tamil";
     30 
     31     public Tamil(final LayoutCustomizer customizer) {
     32         super(customizer, Symbols.class, SymbolsShifted.class);
     33     }
     34 
     35     @Override
     36     public String getName() { return LAYOUT_NAME; }
     37 
     38     public static class TamilCustomizer extends LayoutCustomizer {
     39         public TamilCustomizer(final Locale locale) { super(locale); }
     40 
     41         @Override
     42         public ExpectedKey getAlphabetKey() { return TAMIL_ALPHABET_KEY; }
     43 
     44         @Override
     45         public ExpectedKey[] getLeftShiftKeys(final boolean isPhone) {
     46             return EMPTY_KEYS;
     47         }
     48 
     49         @Override
     50         public ExpectedKey[] getRightShiftKeys(final boolean isPhone) {
     51             return isPhone ? EMPTY_KEYS : EXCLAMATION_AND_QUESTION_MARKS;
     52         }
     53 
     54         // U+0BA4: "" TAMIL LETTER TA
     55         // U+0BAE/U+0BBF: "" TAMIL LETTER MA/TAMIL VOWEL SIGN I
     56         // U+0BB4/U+0BCD: "" TAMIL LETTER LLLA/TAMIL SIGN VIRAMA
     57         private static final ExpectedKey TAMIL_ALPHABET_KEY = key(
     58                 "\u0BA4\u0BAE\u0BBF\u0BB4\u0BCD", Constants.CODE_SWITCH_ALPHA_SYMBOL);
     59     }
     60 
     61     @Override
     62     ExpectedKey[][] getCommonAlphabetLayout(boolean isPhone) { return ALPHABET_COMMON; }
     63 
     64     @Override
     65     ExpectedKey[][] getCommonAlphabetShiftLayout(boolean isPhone, final int elementId) {
     66         return null;
     67     }
     68 
     69     private static final ExpectedKey[][] ALPHABET_COMMON = new ExpectedKeyboardBuilder()
     70             .setKeysOfRow(1,
     71                     // U+0B94: "" TAMIL LETTER AU
     72                     // U+0BCC: "" TAMIL VOWEL SIGN AU
     73                     key("\u0B94", joinMoreKeys("\u0BCC", "1")),
     74                     // U+0B90: "" TAMIL LETTER AI
     75                     // U+0BC8: "" TAMIL VOWEL SIGN AI
     76                     key("\u0B90", joinMoreKeys("\u0BC8", "2")),
     77                     // U+0B86: "" TAMIL LETTER AA
     78                     // U+0BBE: "" TAMIL VOWEL SIGN AA
     79                     key("\u0B86", joinMoreKeys("\u0BBE", "3")),
     80                     // U+0B88: "" TAMIL LETTER II
     81                     // U+0BC0: "" TAMIL VOWEL SIGN II
     82                     key("\u0B88", joinMoreKeys("\u0BC0", "4")),
     83                     // U+0B8A: "" TAMIL LETTER UU
     84                     // U+0BC2: "" TAMIL VOWEL SIGN UU
     85                     key("\u0B8A", joinMoreKeys("\u0BC2","5")),
     86                     // U+0BAE: "" TAMIL LETTER MA
     87                     key("\u0BAE", moreKey("6")),
     88                     // U+0BA9: "" TAMIL LETTER NNNA
     89                     key("\u0BA9", moreKey("7")),
     90                     // U+0BA8: "" TAMIL LETTER NA
     91                     key("\u0BA8", moreKey("8")),
     92                     // U+0B99: "" TAMIL LETTER NGA
     93                     key("\u0B99", moreKey("9")),
     94                     // U+0BA3: "" TAMIL LETTER NNA
     95                     key("\u0BA3", moreKey("0")),
     96                     // U+0B9E: "" TAMIL LETTER NYA
     97                     "\u0B9E")
     98             .setKeysOfRow(2,
     99                     // U+0B93: "" TAMIL LETTER OO
    100                     // U+0BCB: "" TAMIL VOWEL SIGN OO
    101                     // U+0BD0: "" TAMIL OM
    102                     key("\u0B93", joinMoreKeys("\u0BCB", "\u0BD0")),
    103                     // U+0B8F: "" TAMIL LETTER EE
    104                     // U+0BC7: "" TAMIL VOWEL SIGN EE
    105                     key("\u0B8F", moreKey("\u0BC7")),
    106                     // U+0B85: "" TAMIL LETTER A
    107                     // U+0B83: "" TAMIL SIGN VISARGA
    108                     key("\u0B85", moreKey("\u0B83")),
    109                     // U+0B87: "" TAMIL LETTER I
    110                     // U+0BBF: "" TAMIL VOWEL SIGN I
    111                     key("\u0B87", moreKey("\u0BBF")),
    112                     // U+0B89: "" TAMIL LETTER U
    113                     // U+0BC1: "" TAMIL VOWEL SIGN U
    114                     key("\u0B89", moreKey("\u0BC1")),
    115                     // U+0BB1: "" TAMIL LETTER RRA
    116                     // U+0BAA: "" TAMIL LETTER PA
    117                     "\u0BB1", "\u0BAA",
    118                     // U+0B95: "" TAMIL LETTER KA
    119                     // U+0BB9: "" TAMIL LETTER HA
    120                     // U+0B95/U+0BCD/U+0BB7:
    121                     //     "" TAMIL LETTER KA/TAMIL SIGN VIRAMA/TAMIL LETTER SSA
    122                     key("\u0B95", joinMoreKeys("\u0BB9", "\u0B95\u0BCD\u0BB7")),
    123                     // U+0BA4: "" TAMIL LETTER TA
    124                     "\u0BA4",
    125                     // U+0B9A: "" TAMIL LETTER CA
    126                     // U+0BB8: "" TAMIL LETTER SA
    127                     // U+0BB6/U+0BCD/U+0BB0/U+0BC0:
    128                     //     "" TAMIL LETTER SHA/TAMIL SIGN VIRAMA/TAMIL LETTER RA
    129                     //          /TAMIL VOWEL SIGN II
    130                     key("\u0B9A", joinMoreKeys("\u0BB8", "\u0BB6\u0BCD\u0BB0\u0BC0")),
    131                     // U+0B9F: "" TAMIL LETTER TTA
    132                     "\u0B9F")
    133             .setKeysOfRow(3,
    134                     // U+0B92: "" TAMIL LETTER O
    135                     // U+0BCA: "" TAMIL VOWEL SIGN O
    136                     key("\u0B92", moreKey("\u0BCA")),
    137                     // U+0B8E: "" TAMIL LETTER E
    138                     // U+0BC6: "" TAMIL VOWEL SIGN E
    139                     key("\u0B8E", moreKey("\u0BC6")),
    140                     // U+0BCD: "" TAMIL SIGN VIRAMA
    141                     // U+0BB0: "" TAMIL LETTER RA
    142                     // U+0BB5: "" TAMIL LETTER VA
    143                     // U+0BB4: " TAMIL LETTER LLLA
    144                     // U+0BB2: "" TAMIL LETTER LA
    145                     // U+0BB3: "" TAMIL LETTER LLA
    146                     // U+0BAF: "" TAMIL LETTER YA
    147                     "\u0BCD", "\u0BB0", "\u0BB5", "\u0BB4", "\u0BB2", "\u0BB3", "\u0BAF",
    148                     // U+0BB7: "" TAMIL LETTER SSA
    149                     // U+0B9C: "" TAMIL LETTER JA
    150                     key("\u0BB7", moreKey("\u0B9C")))
    151             .build();
    152 }
    153