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  1. /*
  2.  * Copyright (c) 2009 Jiri Svoboda
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. /** @addtogroup kbd
  30.  * @brief   US QWERTY leyout.
  31.  * @{
  32.  */
  33.  
  34. #include <kbd.h>
  35. #include <kbd/kbd.h>
  36. #include <kbd/keycode.h>
  37. #include <layout.h>
  38.  
  39. static wchar_t layout_parse_ev(kbd_event_t *ev);
  40.  
  41. layout_op_t cz_op = {
  42.     layout_parse_ev
  43. };
  44.  
  45. static wchar_t map_lcase[] = {
  46.     [KC_2] = L'ě',
  47.     [KC_3] = L'š',
  48.     [KC_4] = L'č',
  49.     [KC_5] = L'ř',
  50.     [KC_6] = L'ž',
  51.     [KC_7] = L'ý',
  52.     [KC_8] = L'á',
  53.     [KC_9] = L'í',
  54.     [KC_0] = L'é',
  55.  
  56.     [KC_LBRACKET] = L'ú',
  57.     [KC_SEMICOLON] = L'ů',
  58.  
  59.     [KC_Q] = 'q',
  60.     [KC_W] = 'w',
  61.     [KC_E] = 'e',
  62.     [KC_R] = 'r',
  63.     [KC_T] = 't',
  64.     [KC_Y] = 'z',
  65.     [KC_U] = 'u',
  66.     [KC_I] = 'i',
  67.     [KC_O] = 'o',
  68.     [KC_P] = 'p',
  69.  
  70.     [KC_A] = 'a',
  71.     [KC_S] = 's',
  72.     [KC_D] = 'd',
  73.     [KC_F] = 'f',
  74.     [KC_G] = 'g',
  75.     [KC_H] = 'h',
  76.     [KC_J] = 'j',
  77.     [KC_K] = 'k',
  78.     [KC_L] = 'l',
  79.  
  80.     [KC_Z] = 'y',
  81.     [KC_X] = 'x',
  82.     [KC_C] = 'c',
  83.     [KC_V] = 'v',
  84.     [KC_B] = 'b',
  85.     [KC_N] = 'n',
  86.     [KC_M] = 'm',
  87. };
  88.  
  89. static wchar_t map_ucase[] = {
  90.     [KC_2] = L'Ě',
  91.     [KC_3] = L'Š',
  92.     [KC_4] = L'Č',
  93.     [KC_5] = L'Ř',
  94.     [KC_6] = L'Ž',
  95.     [KC_7] = L'Ý',
  96.     [KC_8] = L'Á',
  97.     [KC_9] = L'Í',
  98.     [KC_0] = L'É',
  99.  
  100.     [KC_LBRACKET] = L'Ú',
  101.     [KC_SEMICOLON] = L'Ů',
  102.  
  103.     [KC_Q] = 'Q',
  104.     [KC_W] = 'W',
  105.     [KC_E] = 'E',
  106.     [KC_R] = 'R',
  107.     [KC_T] = 'T',
  108.     [KC_Y] = 'Z',
  109.     [KC_U] = 'U',
  110.     [KC_I] = 'I',
  111.     [KC_O] = 'O',
  112.     [KC_P] = 'P',
  113.  
  114.     [KC_A] = 'A',
  115.     [KC_S] = 'S',
  116.     [KC_D] = 'D',
  117.     [KC_F] = 'F',
  118.     [KC_G] = 'G',
  119.     [KC_H] = 'H',
  120.     [KC_J] = 'J',
  121.     [KC_K] = 'K',
  122.     [KC_L] = 'L',
  123.  
  124.     [KC_Z] = 'Y',
  125.     [KC_X] = 'X',
  126.     [KC_C] = 'C',
  127.     [KC_V] = 'V',
  128.     [KC_B] = 'B',
  129.     [KC_N] = 'N',
  130.     [KC_M] = 'M',
  131. };
  132.  
  133. static wchar_t map_not_shifted[] = {
  134.     [KC_BACKTICK] = ';',
  135.  
  136.     [KC_1] = '+',
  137.  
  138.     [KC_MINUS] = '=',
  139.  
  140.     [KC_RBRACKET] = ')',
  141.  
  142.     [KC_QUOTE] = L'§',
  143.  
  144.     [KC_COMMA] = ',',
  145.     [KC_PERIOD] = '.',
  146.     [KC_SLASH] = '-',
  147. };
  148.  
  149. static wchar_t map_shifted[] = {
  150.     [KC_1] = '1',
  151.     [KC_2] = '2',
  152.     [KC_3] = '3',
  153.     [KC_4] = '4',
  154.     [KC_5] = '5',
  155.     [KC_6] = '6',
  156.     [KC_7] = '7',
  157.     [KC_8] = '8',
  158.     [KC_9] = '9',
  159.     [KC_0] = '0',
  160.  
  161.     [KC_MINUS] = '%',
  162.  
  163.     [KC_LBRACKET] = '/',
  164.     [KC_RBRACKET] = '(',
  165.  
  166.     [KC_SEMICOLON] = '"',
  167.     [KC_QUOTE] = '!',
  168.     [KC_BACKSLASH] = '\'',
  169.  
  170.     [KC_COMMA] = '?',
  171.     [KC_PERIOD] = ':',
  172.     [KC_SLASH] = '_',
  173. };
  174.  
  175. static wchar_t map_neutral[] = {
  176.     [KC_BACKSPACE] = '\b',
  177.     [KC_TAB] = '\t',
  178.     [KC_ENTER] = '\n',
  179.     [KC_SPACE] = ' ',
  180.  
  181.     [KC_NSLASH] = '/',
  182.     [KC_NTIMES] = '*',
  183.     [KC_NMINUS] = '-',
  184.     [KC_NPLUS] = '+',
  185.     [KC_NENTER] = '\n'
  186. };
  187.  
  188. static wchar_t map_numeric[] = {
  189.     [KC_N7] = '7',
  190.     [KC_N8] = '8',
  191.     [KC_N9] = '9',
  192.     [KC_N4] = '4',
  193.     [KC_N5] = '5',
  194.     [KC_N6] = '6',
  195.     [KC_N1] = '1',
  196.     [KC_N2] = '2',
  197.     [KC_N3] = '3',
  198.  
  199.     [KC_N0] = '0',
  200.     [KC_NPERIOD] = '.'
  201. };
  202.  
  203. static wchar_t translate(unsigned int key, wchar_t *map, size_t map_length)
  204. {
  205.     if (key >= map_length)
  206.         return 0;
  207.     return map[key];
  208. }
  209.  
  210. static wchar_t layout_parse_ev(kbd_event_t *ev)
  211. {
  212.     wchar_t c;
  213.  
  214.     /* Produce no characters when Ctrl or Alt is pressed. */
  215.     if ((ev->mods & (KM_CTRL | KM_ALT)) != 0)
  216.         return 0;
  217.  
  218.     c = translate(ev->key, map_neutral, sizeof(map_neutral) / sizeof(wchar_t));
  219.     if (c != 0)
  220.         return c;
  221.  
  222.     if (((ev->mods & KM_SHIFT) != 0) ^ ((ev->mods & KM_CAPS_LOCK) != 0))
  223.         c = translate(ev->key, map_ucase, sizeof(map_ucase) / sizeof(wchar_t));
  224.     else
  225.         c = translate(ev->key, map_lcase, sizeof(map_lcase) / sizeof(wchar_t));
  226.  
  227.     if (c != 0)
  228.         return c;
  229.  
  230.     if ((ev->mods & KM_SHIFT) != 0)
  231.         c = translate(ev->key, map_shifted, sizeof(map_shifted) / sizeof(wchar_t));
  232.     else
  233.         c = translate(ev->key, map_not_shifted, sizeof(map_not_shifted) / sizeof(wchar_t));
  234.  
  235.     if (c != 0)
  236.         return c;
  237.  
  238.     if ((ev->mods & KM_NUM_LOCK) != 0)
  239.         c = translate(ev->key, map_numeric, sizeof(map_numeric) / sizeof(wchar_t));
  240.     else
  241.         c = 0;
  242.  
  243.     return c;
  244. }
  245.  
  246. /**
  247.  * @}
  248.  */
  249.