| 1 | /* |
| 2 | SDL - Simple DirectMedia Layer |
| 3 | Copyright (C) 1997-2009 Sam Lantinga |
| 4 | |
| 5 | This library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2.1 of the License, or (at your option) any later version. |
| 9 | |
| 10 | This library is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with this library; if not, write to the Free Software |
| 17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 18 | |
| 19 | Sam Lantinga |
| 20 | slouken@libsdl.org |
| 21 | */ |
| 22 | #include "SDL_config.h" |
| 23 | |
| 24 | #include "SDL.h" |
| 25 | #include "../../events/SDL_sysevents.h" |
| 26 | #include "../../events/SDL_events_c.h" |
| 27 | #include "SDL_dcvideo.h" |
| 28 | #include "SDL_dcevents_c.h" |
| 29 | |
| 30 | #include <dc/maple.h> |
| 31 | #include <dc/maple/mouse.h> |
| 32 | #include <dc/maple/keyboard.h> |
| 33 | |
| 34 | const static unsigned short sdl_key[]= { |
| 35 | /*0*/ 0, 0, 0, 0, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', |
| 36 | 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', |
| 37 | 'u', 'v', 'w', 'x', 'y', 'z', |
| 38 | /*1e*/ '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', |
| 39 | /*28*/ SDLK_RETURN, SDLK_ESCAPE, SDLK_BACKSPACE, SDLK_TAB, SDLK_SPACE, SDLK_MINUS, SDLK_PLUS, SDLK_LEFTBRACKET, |
| 40 | SDLK_RIGHTBRACKET, SDLK_BACKSLASH , 0, SDLK_SEMICOLON, SDLK_QUOTE, |
| 41 | /*35*/ '~', SDLK_COMMA, SDLK_PERIOD, SDLK_SLASH, SDLK_CAPSLOCK, |
| 42 | SDLK_F1, SDLK_F2, SDLK_F3, SDLK_F4, SDLK_F5, SDLK_F6, SDLK_F7, SDLK_F8, SDLK_F9, SDLK_F10, SDLK_F11, SDLK_F12, |
| 43 | /*46*/ SDLK_PRINT, SDLK_SCROLLOCK, SDLK_PAUSE, SDLK_INSERT, SDLK_HOME, SDLK_PAGEUP, SDLK_DELETE, SDLK_END, SDLK_PAGEDOWN, SDLK_RIGHT, SDLK_LEFT, SDLK_DOWN, SDLK_UP, |
| 44 | /*53*/ SDLK_NUMLOCK, SDLK_KP_DIVIDE, SDLK_KP_MULTIPLY, SDLK_KP_MINUS, SDLK_KP_PLUS, SDLK_KP_ENTER, |
| 45 | SDLK_KP1, SDLK_KP2, SDLK_KP3, SDLK_KP4, SDLK_KP5, SDLK_KP6, |
| 46 | /*5f*/ SDLK_KP7, SDLK_KP8, SDLK_KP9, SDLK_KP0, SDLK_KP_PERIOD, 0 /* S3 */ |
| 47 | }; |
| 48 | |
| 49 | const static unsigned short sdl_shift[] = { |
| 50 | SDLK_LCTRL,SDLK_LSHIFT,SDLK_LALT,0 /* S1 */, |
| 51 | SDLK_RCTRL,SDLK_RSHIFT,SDLK_RALT,0 /* S2 */, |
| 52 | }; |
| 53 | |
| 54 | #define MOUSE_WHEELUP (1<<4) |
| 55 | #define MOUSE_WHEELDOWN (1<<5) |
| 56 | |
| 57 | static void mouse_update(void) |
| 58 | { |
| 59 | const static char sdl_mousebtn[] = { |
| 60 | MOUSE_LEFTBUTTON, |
| 61 | MOUSE_RIGHTBUTTON, |
| 62 | MOUSE_SIDEBUTTON, |
| 63 | MOUSE_WHEELUP, |
| 64 | MOUSE_WHEELDOWN |
| 65 | }; |
| 66 | |
| 67 | uint8 addr; |
| 68 | mouse_cond_t cond; |
| 69 | |
| 70 | static int prev_buttons; |
| 71 | int buttons,changed; |
| 72 | int i; |
| 73 | |
| 74 | if ((addr = maple_first_mouse())==0 || mouse_get_cond(addr, &cond)<0) return; |
| 75 | |
| 76 | buttons = cond.buttons^0xff; |
| 77 | if (cond.dz<0) buttons|=MOUSE_WHEELUP; |
| 78 | if (cond.dz>0) buttons|=MOUSE_WHEELDOWN; |
| 79 | |
| 80 | if (cond.dx||cond.dy) SDL_PrivateMouseMotion(0,1,cond.dx,cond.dy); |
| 81 | |
| 82 | changed = buttons^prev_buttons; |
| 83 | for(i=0;i<sizeof(sdl_mousebtn);i++) { |
| 84 | if (changed & sdl_mousebtn[i]) { |
| 85 | SDL_PrivateMouseButton((buttons & sdl_mousebtn[i])?SDL_PRESSED:SDL_RELEASED,i,0,0); |
| 86 | } |
| 87 | } |
| 88 | prev_buttons = buttons; |
| 89 | } |
| 90 | |
| 91 | static void keyboard_update(void) |
| 92 | { |
| 93 | static kbd_state_t old_state; |
| 94 | static uint8 old_addr; |
| 95 | |
| 96 | kbd_state_t *state; |
| 97 | uint8 addr; |
| 98 | int port,unit; |
| 99 | |
| 100 | int shiftkeys; |
| 101 | SDL_keysym keysym; |
| 102 | |
| 103 | int i; |
| 104 | |
| 105 | addr = maple_first_kb(); |
| 106 | |
| 107 | if (addr==0) return; |
| 108 | |
| 109 | if (addr!=old_addr) { |
| 110 | old_addr = addr; |
| 111 | SDL_memset(&old_state,0,sizeof(old_state)); |
| 112 | } |
| 113 | |
| 114 | maple_raddr(addr,&port,&unit); |
| 115 | |
| 116 | state = maple_dev_state(port,unit); |
| 117 | if (!state) return; |
| 118 | |
| 119 | shiftkeys = state->shift_keys ^ old_state.shift_keys; |
| 120 | for(i=0;i<sizeof(sdl_shift);i++) { |
| 121 | if ((shiftkeys>>i)&1) { |
| 122 | keysym.sym = sdl_shift[i]; |
| 123 | SDL_PrivateKeyboard(((state->shift_keys>>i)&1)?SDL_PRESSED:SDL_RELEASED,&keysym); |
| 124 | } |
| 125 | } |
| 126 | |
| 127 | for(i=0;i<sizeof(sdl_key);i++) { |
| 128 | if (state->matrix[i]!=old_state.matrix[i]) { |
| 129 | int key = sdl_key[i]; |
| 130 | if (key) { |
| 131 | keysym.sym = key; |
| 132 | SDL_PrivateKeyboard(state->matrix[i]?SDL_PRESSED:SDL_RELEASED,&keysym); |
| 133 | } |
| 134 | } |
| 135 | } |
| 136 | |
| 137 | old_state = *state; |
| 138 | } |
| 139 | |
| 140 | void DC_PumpEvents(_THIS) |
| 141 | { |
| 142 | keyboard_update(); |
| 143 | mouse_update(); |
| 144 | } |
| 145 | |
| 146 | void DC_InitOSKeymap(_THIS) |
| 147 | { |
| 148 | /* do nothing. */ |
| 149 | } |
| 150 | |
| 151 | /* end of SDL_dcevents.c ... */ |
| 152 | |