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.KeyboardId;
20 import com.android.inputmethod.keyboard.layout.customizer.LayoutCustomizer;
21 import com.android.inputmethod.keyboard.layout.expected.ExpectedKey;
22 import com.android.inputmethod.keyboard.layout.expected.ExpectedKeyboardBuilder;
23 import com.android.inputmethod.latin.common.Constants;
24 
25 import java.util.Locale;
26 
27 /**
28  * The Khmer alphabet keyboard.
29  */
30 public final class Khmer extends LayoutBase {
31     private static final String LAYOUT_NAME = "khmer";
32 
Khmer(final Locale locale)33     public Khmer(final Locale locale) {
34         super(new KhmerCustomizer(locale), Symbols.class, SymbolsShifted.class);
35     }
36 
37     @Override
getName()38     public String getName() { return LAYOUT_NAME; }
39 
40     private static class KhmerCustomizer extends LayoutCustomizer {
KhmerCustomizer(final Locale locale)41         KhmerCustomizer(final Locale locale) { super(locale); }
42 
43         @Override
getNumberOfRows()44         public int getNumberOfRows() { return 5; }
45 
46         @Override
getAlphabetKey()47         public ExpectedKey getAlphabetKey() { return KHMER_ALPHABET_KEY; }
48 
49         @Override
getCurrencyKey()50         public ExpectedKey getCurrencyKey() { return CURRENCY_DOLLAR_WITH_RIEL; }
51 
52         @Override
getRightShiftKeys(final boolean isPhone)53         public ExpectedKey[] getRightShiftKeys(final boolean isPhone) { return EMPTY_KEYS; }
54 
55         // U+1780: "ក" KHMER LETTER KA
56         // U+1781: "ខ" KHMER LETTER KHA
57         // U+1782: "គ" KHMER LETTER KO
58         private static final ExpectedKey KHMER_ALPHABET_KEY = key(
59                 "\u1780\u1781\u1782", Constants.CODE_SWITCH_ALPHA_SYMBOL);
60 
61         // U+17DB: "៛" KHMER CURRENCY SYMBOL RIEL
62         private static final ExpectedKey CURRENCY_DOLLAR_WITH_RIEL = key(Symbols.DOLLAR_SIGN,
63                 moreKey("\u17DB"), Symbols.CENT_SIGN, Symbols.POUND_SIGN, Symbols.EURO_SIGN,
64                 Symbols.YEN_SIGN, Symbols.PESO_SIGN);
65     }
66 
67     @Override
getCommonAlphabetLayout(final boolean isPhone)68     ExpectedKey[][] getCommonAlphabetLayout(final boolean isPhone) {
69         if (isPhone) {
70             return ALPHABET_COMMON;
71         }
72         final ExpectedKeyboardBuilder builder = new ExpectedKeyboardBuilder(ALPHABET_COMMON);
73         builder.addKeysOnTheRightOfRow(4, (Object[])EXCLAMATION_AND_QUESTION_MARKS);
74         return builder.build();
75     }
76 
77     @Override
getCommonAlphabetShiftLayout(final boolean isPhone, final int elementId)78     public ExpectedKey[][] getCommonAlphabetShiftLayout(final boolean isPhone,
79             final int elementId) {
80         if (elementId == KeyboardId.ELEMENT_ALPHABET_AUTOMATIC_SHIFTED) {
81             return getCommonAlphabetLayout(isPhone);
82         }
83         return ALPHABET_SHIFTED_COMMON;
84     }
85 
86     private static final ExpectedKey[][] ALPHABET_COMMON = new ExpectedKeyboardBuilder()
87             .setKeysOfRow(1,
88                     // U+17E1: "១" KHMER DIGIT ONE
89                     // U+17F1: "៱" KHMER SYMBOL LEK ATTAK MUOY
90                     key("\u17E1", joinMoreKeys("1", "\u17F1")),
91                     // U+17E2: "២" KHMER DIGIT TWO
92                     // U+17F2: "៲" KHMER SYMBOL LEK ATTAK PII
93                     key("\u17E2", joinMoreKeys("2", "\u17F2")),
94                     // U+17E3: "៣" KHMER DIGIT THREE
95                     // U+17F3: "៳" KHMER SYMBOL LEK ATTAK BEI
96                     key("\u17E3", joinMoreKeys("3", "\u17F3")),
97                     // U+17E4: "៤" KHMER DIGIT FOUR
98                     // U+17F4: "៴" KHMER SYMBOL LEK ATTAK BUON
99                     key("\u17E4", joinMoreKeys("4", "\u17F4")),
100                     // U+17E5: "៥" KHMER DIGIT FIVE
101                     // U+17F5: "៵" KHMER SYMBOL LEK ATTAK PRAM
102                     key("\u17E5", joinMoreKeys("5", "\u17F5")),
103                     // U+17E6: "៦" KHMER DIGIT SIX
104                     // U+17F6: "៶" KHMER SYMBOL LEK ATTAK PRAM-MUOY
105                     key("\u17E6", joinMoreKeys("6", "\u17F6")),
106                     // U+17E7: "៧" KHMER DIGIT SEVEN
107                     // U+17F7: "៷" KHMER SYMBOL LEK ATTAK PRAM-PII
108                     key("\u17E7", joinMoreKeys("7", "\u17F7")),
109                     // U+17E8: "៨" KHMER DIGIT EIGHT
110                     // U+17F8: "៸" KHMER SYMBOL LEK ATTAK PRAM-BEI
111                     key("\u17E8", joinMoreKeys("8", "\u17F8")),
112                     // U+17E9: "៩" KHMER DIGIT NINE
113                     // U+17F9: "៹" KHMER SYMBOL LEK ATTAK PRAM-BUON
114                     key("\u17E9", joinMoreKeys("9", "\u17F9")),
115                     // U+17E0: "០" KHMER DIGIT ZERO
116                     // U+17F0: "៰" KHMER SYMBOL LEK ATTAK SON
117                     key("\u17E0", joinMoreKeys("0", "\u17F0")),
118                     // U+17A5: "ឥ" KHMER INDEPENDENT VOWEL QI
119                     // U+17A6: "ឦ" KHMER INDEPENDENT VOWEL QII
120                     key("\u17A5", moreKey("\u17A6")),
121                     // U+17B2: "ឲ" KHMER INDEPENDENT VOWEL QOO TYPE TWO
122                     // U+17B1: "ឱ" KHMER INDEPENDENT VOWEL QOO TYPE ONE
123                     key("\u17B2", moreKey("\u17B1")))
124             .setKeysOfRow(2,
125                     // U+1786: "ឆ" KHMER LETTER CHA
126                     // U+17B9: "ឹ" KHMER VOWEL SIGN Y
127                     // U+17C1: "េ" KHMER VOWEL SIGN E
128                     // U+179A: "រ" KHMER LETTER RO
129                     // U+178F: "ត" KHMER LETTER TA
130                     // U+1799: "យ" KHMER LETTER YO
131                     // U+17BB: "ុ" KHMER VOWEL SIGN U
132                     // U+17B7: "ិ" KHMER VOWEL SIGN I
133                     // U+17C4: "ោ" KHMER VOWEL SIGN OO
134                     // U+1795: "ផ" KHMER LETTER PHA
135                     // U+17C0: "ៀ" KHMER VOWEL SIGN IE
136                     "\u1786", "\u17B9", "\u17C1", "\u179A", "\u178F", "\u1799", "\u17BB", "\u17B7",
137                     "\u17C4", "\u1795", "\u17C0",
138                     // U+17AA: "ឪ" KHMER INDEPENDENT VOWEL QUUV
139                     // U+17A7: "ឧ" KHMER INDEPENDENT VOWEL QU
140                     // U+17B1: "ឱ" KHMER INDEPENDENT VOWEL QOO TYPE ONE
141                     // U+17B3: "ឳ" KHMER INDEPENDENT VOWEL QAU
142                     // U+17A9: "ឩ" KHMER INDEPENDENT VOWEL QUU
143                     // U+17A8: "ឨ" KHMER INDEPENDENT VOWEL QUK
144                     key("\u17AA", joinMoreKeys("\u17A7", "\u17B1", "\u17B3", "\u17A9", "\u17A8")))
145             .setKeysOfRow(3,
146                     // U+17B6: "ា" KHMER VOWEL SIGN AA
147                     // U+179F: "ស" KHMER LETTER SA
148                     // U+178A: "ដ" KHMER LETTER DA
149                     // U+1790: "ថ" KHMER LETTER THA
150                     // U+1784: "ង" KHMER LETTER NGO
151                     // U+17A0: "ហ" KHMER LETTER HA
152                     // U+17D2: "្" KHMER SIGN COENG
153                     // U+1780: "ក" KHMER LETTER KA
154                     // U+179B: "ល" KHMER LETTER LO
155                     // U+17BE: "ើ" KHMER VOWEL SIGN OE
156                     // U+17CB: "់" KHMER SIGN BANTOC
157                     "\u17B6", "\u179F", "\u178A", "\u1790", "\u1784", "\u17A0", "\u17D2", "\u1780",
158                     "\u179B", "\u17BE", "\u17CB",
159                     // U+17AE: "ឮ" KHMER INDEPENDENT VOWEL LYY
160                     // U+17AD: "ឭ" KHMER INDEPENDENT VOWEL LY
161                     // U+17B0: "ឰ" KHMER INDEPENDENT VOWEL QAI
162                     key("\u17AE", joinMoreKeys("\u17AD", "\u17B0")))
163             .setKeysOfRow(4,
164                     // U+178B: "ឋ" KHMER LETTER TTHA
165                     // U+1781: "ខ" KHMER LETTER KHA
166                     // U+1785: "ច" KHMER LETTER CA
167                     // U+179C: "វ" KHMER LETTER VO
168                     // U+1794: "ប" KHMER LETTER BA
169                     // U+1793: "ន" KHMER LETTER NO
170                     // U+1798: "ម" KHMER LETTER MO
171                     // U+17BB/U+17C6: "ុំ" KHMER VOWEL SIGN U/KHMER SIGN NIKAHIT
172                     // U+17D4: "។" KHMER SIGN KHAN
173                     // U+17CA: "៊" KHMER SIGN TRIISAP
174                     "\u178B", "\u1781", "\u1785", "\u179C", "\u1794", "\u1793", "\u1798",
175                     "\u17BB\u17C6", "\u17D4", "\u17CA")
176             .build();
177 
178     private static final ExpectedKey[][] ALPHABET_SHIFTED_COMMON = new ExpectedKeyboardBuilder()
179             .setKeysOfRow(1,
180                     key("!", ZWJ_KEY),
181                     // U+17D7: "ៗ" KHMER SIGN LEK TOO
182                     key("\u17D7", ZWNJ_KEY),
183                     // U+17D1: "៑" KHMER SIGN VIRIAM
184                     key("\"", moreKey("\u17D1")),
185                     // U+17DB: "៛" KHMER CURRENCY SYMBOL RIEL
186                     key("\u17DB", joinMoreKeys(Symbols.DOLLAR_SIGN, Symbols.EURO_SIGN)),
187                     // U+17D6: "៖" KHMER SIGN CAMNUC PII KUUH
188                     key("%", moreKey("\u17D6")),
189                     // U+17CD: "៍" KHMER SIGN TOANDAKHIAT
190                     // U+17D9: "៙" KHMER SIGN PHNAEK MUAN
191                     key("\u17CD", moreKey("\u17D9")),
192                     // U+17D0: "័" KHMER SIGN SAMYOK SANNYA
193                     // U+17DA: "៚" KHMER SIGN KOOMUUT
194                     key("\u17D0", moreKey("\u17DA")),
195                     // U+17CF: "៏" KHMER SIGN AHSDA
196                     key("\u17CF", moreKey("*")),
197                     // U+00AB: "«" LEFT-POINTING DOUBLE ANGLE QUOTATION MARK
198                     key("(", joinMoreKeys("{", "\u00AB")),
199                     // U+00BB: "»" RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK
200                     key(")", joinMoreKeys("}", "\u00BB")),
201                     // U+17CC: "៌" KHMER SIGN ROBAT
202                     // U+00D7: "×" MULTIPLICATION SIGN
203                     key("\u17CC", moreKey("\u00D7")),
204                     // U+17CE: "៎" KHMER SIGN KAKABAT
205                     "\u17CE")
206             .setKeysOfRow(2,
207                     // U+1788: "ឈ" KHMER LETTER CHO
208                     // U+17DC: "ៜ" KHMER SIGN AVAKRAHASANYA
209                     key("\u1788", moreKey("\u17DC")),
210                     // U+17BA: "ឺ" KHMER VOWEL SIGN YY
211                     // U+17DD: "៝" KHMER SIGN ATTHACAN
212                     key("\u17BA", moreKey("\u17DD")),
213                     // U+17C2: "ែ" KHMER VOWEL SIGN AE
214                     "\u17C2",
215                     // U+17AC: "ឬ" KHMER INDEPENDENT VOWEL RYY
216                     // U+17AB: "ឫ" KHMER INDEPENDENT VOWEL RY
217                     key("\u17AC", moreKey("\u17AB")),
218                     // U+1791: "ទ" KHMER LETTER TO
219                     // U+17BD: "ួ" KHMER VOWEL SIGN UA
220                     // U+17BC: "ូ" KHMER VOWEL SIGN UU
221                     // U+17B8: "ី" KHMER VOWEL SIGN II
222                     // U+17C5: "ៅ" KHMER VOWEL SIGN AU
223                     // U+1797: "ភ" KHMER LETTER PHO
224                     // U+17BF: "ឿ" KHMER VOWEL SIGN YA
225                     // U+17B0: "ឰ" KHMER INDEPENDENT VOWEL QAI
226                     "\u1791", "\u17BD", "\u17BC", "\u17B8", "\u17C5", "\u1797", "\u17BF", "\u17B0")
227             .setKeysOfRow(3,
228                     // U+17B6/U+17C6: "ាំ" KHMER VOWEL SIGN AA/KHMER SIGN NIKAHIT
229                     // U+17C3: "ៃ" KHMER VOWEL SIGN AI
230                     // U+178C: "ឌ" KHMER LETTER DO
231                     // U+1792: "ធ" KHMER LETTER THO
232                     // U+17A2: "អ" KHMER LETTER QAE
233                     "\u17B6\u17C6", "\u17C3", "\u178C", "\u1792", "\u17A2",
234                     // U+17C7: "ះ" KHMER SIGN REAHMUK
235                     // U+17C8: "ៈ" KHMER SIGN YUUKALEAPINTU
236                     key("\u17C7", moreKey("\u17C8")),
237                     // U+1789: "ញ" KHMER LETTER NYO
238                     "\u1789",
239                     // U+1782: "គ" KHMER LETTER KO
240                     // U+179D: "ឝ" KHMER LETTER SHA
241                     key("\u1782", moreKey("\u179D")),
242                     // U+17A1: "ឡ" KHMER LETTER LA
243                     // U+17C4/U+17C7: "ោះ" KHMER VOWEL SIGN OO/KHMER SIGN REAHMUK
244                     // U+17C9: "៉" KHMER SIGN MUUSIKATOAN
245                     // U+17AF: "ឯ" KHMER INDEPENDENT VOWEL QE
246                     "\u17A1", "\u17C4\u17C7", "\u17C9", "\u17AF")
247             .setKeysOfRow(4,
248                     // U+178D: "ឍ" KHMER LETTER TTHO
249                     // U+1783: "ឃ" KHMER LETTER KHO
250                     // U+1787: "ជ" KHMER LETTER CO
251                     // U+17C1/U+17C7: "េះ" KHMER VOWEL SIGN E/KHMER SIGN REAHMUK
252                     "\u178D", "\u1783", "\u1787", "\u17C1\u17C7",
253                     // U+1796: "ព" KHMER LETTER PO
254                     // U+179E: "ឞ" KHMER LETTER SSO
255                     key("\u1796", moreKey("\u179E")),
256                     // U+178E: "ណ" KHMER LETTER NNO
257                     // U+17C6: "ំ" KHMER SIGN NIKAHIT
258                     // U+17BB/U+17C7: "ុះ" KHMER VOWEL SIGN U/KHMER SIGN REAHMUK
259                     // U+17D5: "៕" KHMER SIGN BARIYOOSAN
260                     "\u178E", "\u17C6", "\u17BB\u17C7", "\u17D5", "?")
261             .build();
262 }
263