src/video/qnx/keyboard.c
author Ryan C. Gordon <icculus@icculus.org>
Tue, 23 Oct 2018 01:34:03 -0400
branchSDL-ryan-batching-renderer
changeset 12352 2b1707cc57fc
parent 11120 e1fc7d3b46fb
permissions -rw-r--r--
render: Add floating point versions of various draw APIs.
     1 /*
     2   Simple DirectMedia Layer
     3   Copyright (C) 2017 BlackBerry Limited
     4 
     5   This software is provided 'as-is', without any express or implied
     6   warranty.  In no event will the authors be held liable for any damages
     7   arising from the use of this software.
     8 
     9   Permission is granted to anyone to use this software for any purpose,
    10   including commercial applications, and to alter it and redistribute it
    11   freely, subject to the following restrictions:
    12 
    13   1. The origin of this software must not be misrepresented; you must not
    14      claim that you wrote the original software. If you use this software
    15      in a product, an acknowledgment in the product documentation would be
    16      appreciated but is not required.
    17   2. Altered source versions must be plainly marked as such, and must not be
    18      misrepresented as being the original software.
    19   3. This notice may not be removed or altered from any source distribution.
    20 */
    21 
    22 #include "../../SDL_internal.h"
    23 #include "../../events/SDL_keyboard_c.h"
    24 #include "SDL_scancode.h"
    25 #include "SDL_events.h"
    26 #include "sdl_qnx.h"
    27 #include <sys/keycodes.h>
    28 
    29 /**
    30  * A map thta translates Screen key names to SDL scan codes.
    31  * This map is incomplete, but should include most major keys.
    32  */
    33 static int key_to_sdl[] = {
    34     [KEYCODE_SPACE] = SDL_SCANCODE_SPACE,
    35     [KEYCODE_APOSTROPHE] = SDL_SCANCODE_APOSTROPHE,
    36     [KEYCODE_COMMA] = SDL_SCANCODE_COMMA,
    37     [KEYCODE_MINUS] = SDL_SCANCODE_MINUS,
    38     [KEYCODE_PERIOD] = SDL_SCANCODE_PERIOD,
    39     [KEYCODE_SLASH] = SDL_SCANCODE_SLASH,
    40     [KEYCODE_ZERO] = SDL_SCANCODE_0,
    41     [KEYCODE_ONE] = SDL_SCANCODE_1,
    42     [KEYCODE_TWO] = SDL_SCANCODE_2,
    43     [KEYCODE_THREE] = SDL_SCANCODE_3,
    44     [KEYCODE_FOUR] = SDL_SCANCODE_4,
    45     [KEYCODE_FIVE] = SDL_SCANCODE_5,
    46     [KEYCODE_SIX] = SDL_SCANCODE_6,
    47     [KEYCODE_SEVEN] = SDL_SCANCODE_7,
    48     [KEYCODE_EIGHT] = SDL_SCANCODE_8,
    49     [KEYCODE_NINE] = SDL_SCANCODE_9,
    50     [KEYCODE_SEMICOLON] = SDL_SCANCODE_SEMICOLON,
    51     [KEYCODE_EQUAL] = SDL_SCANCODE_EQUALS,
    52     [KEYCODE_LEFT_BRACKET] = SDL_SCANCODE_LEFTBRACKET,
    53     [KEYCODE_BACK_SLASH] = SDL_SCANCODE_BACKSLASH,
    54     [KEYCODE_RIGHT_BRACKET] = SDL_SCANCODE_RIGHTBRACKET,
    55     [KEYCODE_GRAVE] = SDL_SCANCODE_GRAVE,
    56     [KEYCODE_A] = SDL_SCANCODE_A,
    57     [KEYCODE_B] = SDL_SCANCODE_B,
    58     [KEYCODE_C] = SDL_SCANCODE_C,
    59     [KEYCODE_D] = SDL_SCANCODE_D,
    60     [KEYCODE_E] = SDL_SCANCODE_E,
    61     [KEYCODE_F] = SDL_SCANCODE_F,
    62     [KEYCODE_G] = SDL_SCANCODE_G,
    63     [KEYCODE_H] = SDL_SCANCODE_H,
    64     [KEYCODE_I] = SDL_SCANCODE_I,
    65     [KEYCODE_J] = SDL_SCANCODE_J,
    66     [KEYCODE_K] = SDL_SCANCODE_K,
    67     [KEYCODE_L] = SDL_SCANCODE_L,
    68     [KEYCODE_M] = SDL_SCANCODE_M,
    69     [KEYCODE_N] = SDL_SCANCODE_N,
    70     [KEYCODE_O] = SDL_SCANCODE_O,
    71     [KEYCODE_P] = SDL_SCANCODE_P,
    72     [KEYCODE_Q] = SDL_SCANCODE_Q,
    73     [KEYCODE_R] = SDL_SCANCODE_R,
    74     [KEYCODE_S] = SDL_SCANCODE_S,
    75     [KEYCODE_T] = SDL_SCANCODE_T,
    76     [KEYCODE_U] = SDL_SCANCODE_U,
    77     [KEYCODE_V] = SDL_SCANCODE_V,
    78     [KEYCODE_W] = SDL_SCANCODE_W,
    79     [KEYCODE_X] = SDL_SCANCODE_X,
    80     [KEYCODE_Y] = SDL_SCANCODE_Y,
    81     [KEYCODE_Z] = SDL_SCANCODE_Z,
    82     [KEYCODE_UP] = SDL_SCANCODE_UP,
    83     [KEYCODE_DOWN] = SDL_SCANCODE_DOWN,
    84     [KEYCODE_LEFT] = SDL_SCANCODE_LEFT,
    85     [KEYCODE_PG_UP] = SDL_SCANCODE_PAGEUP,
    86     [KEYCODE_PG_DOWN] = SDL_SCANCODE_PAGEDOWN,
    87     [KEYCODE_RIGHT] = SDL_SCANCODE_RIGHT,
    88     [KEYCODE_RETURN] = SDL_SCANCODE_RETURN,
    89     [KEYCODE_TAB] = SDL_SCANCODE_TAB,
    90     [KEYCODE_ESCAPE] = SDL_SCANCODE_ESCAPE,
    91 };
    92 
    93 /**
    94  * Called from the event dispatcher when a keyboard event is encountered.
    95  * Translates the event such that it can be handled by SDL.
    96  * @param   event   Screen keyboard event
    97  */
    98 void
    99 handleKeyboardEvent(screen_event_t event)
   100 {
   101     int             val;
   102     SDL_Scancode    scancode;
   103 
   104     // Get the key value.
   105     if (screen_get_event_property_iv(event, SCREEN_PROPERTY_SYM, &val) < 0) {
   106         return;
   107     }
   108 
   109     // Skip unrecognized keys.
   110     if ((val < 0) || (val >= SDL_TABLESIZE(key_to_sdl))) {
   111         return;
   112     }
   113 
   114     // Translate to an SDL scan code.
   115     scancode = key_to_sdl[val];
   116     if (scancode == 0) {
   117         return;
   118     }
   119 
   120     // Get event flags (key state).
   121     if (screen_get_event_property_iv(event, SCREEN_PROPERTY_FLAGS, &val) < 0) {
   122         return;
   123     }
   124 
   125     // Propagate the event to SDL.
   126     // FIXME:
   127     // Need to handle more key states (such as key combinations).
   128     if (val & KEY_DOWN) {
   129         SDL_SendKeyboardKey(SDL_PRESSED, scancode);
   130     } else {
   131         SDL_SendKeyboardKey(SDL_RELEASED, scancode);
   132     }
   133 }