diff options
Diffstat (limited to 'distrib/sdl-1.2.15/src/video/aalib/SDL_aaevents.c')
| -rw-r--r-- | distrib/sdl-1.2.15/src/video/aalib/SDL_aaevents.c | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/aalib/SDL_aaevents.c b/distrib/sdl-1.2.15/src/video/aalib/SDL_aaevents.c new file mode 100644 index 0000000..a26ab2d --- /dev/null +++ b/distrib/sdl-1.2.15/src/video/aalib/SDL_aaevents.c @@ -0,0 +1,202 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2012 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + + Sam Lantinga + slouken@libsdl.org +*/ +#include "SDL_config.h" + +/* Handle the event stream, converting AA events into SDL events */ + +#include <stdio.h> + +#include <aalib.h> + +#include "SDL.h" +#include "../../events/SDL_sysevents.h" +#include "../../events/SDL_events_c.h" +#include "SDL_aavideo.h" +#include "SDL_aaevents_c.h" + +/* The translation tables from a console scancode to a SDL keysym */ +static SDLKey keymap[401]; + +static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym); + + +void AA_PumpEvents(_THIS) +{ + int posted = 0; + int mouse_button, mouse_x, mouse_y; + int evt; + SDL_keysym keysym; + + static int prev_button = -1, prev_x = -1, prev_y = -1; + + if( ! this->screen ) /* Wait till we got the screen initialized */ + return; + + do { + posted = 0; + /* Gather events */ + + /* Get mouse status */ + SDL_mutexP(AA_mutex); + aa_getmouse (AA_context, &mouse_x, &mouse_y, &mouse_button); + SDL_mutexV(AA_mutex); + mouse_x = mouse_x * this->screen->w / aa_scrwidth (AA_context); + mouse_y = mouse_y * this->screen->h / aa_scrheight (AA_context); + + /* Compare against previous state and generate events */ + if( prev_button != mouse_button ) { + if( mouse_button & AA_BUTTON1 ) { + if ( ! (prev_button & AA_BUTTON1) ) { + posted += SDL_PrivateMouseButton(SDL_PRESSED, 1, 0, 0); + } + } else { + if ( prev_button & AA_BUTTON1 ) { + posted += SDL_PrivateMouseButton(SDL_RELEASED, 1, 0, 0); + } + } + if( mouse_button & AA_BUTTON2 ) { + if ( ! (prev_button & AA_BUTTON2) ) { + posted += SDL_PrivateMouseButton(SDL_PRESSED, 2, 0, 0); + } + } else { + if ( prev_button & AA_BUTTON2 ) { + posted += SDL_PrivateMouseButton(SDL_RELEASED, 2, 0, 0); + } + } + if( mouse_button & AA_BUTTON3 ) { + if ( ! (prev_button & AA_BUTTON3) ) { + posted += SDL_PrivateMouseButton(SDL_PRESSED, 3, 0, 0); + } + } else { + if ( prev_button & AA_BUTTON3 ) { + posted += SDL_PrivateMouseButton(SDL_RELEASED, 3, 0, 0); + } + } + } + if ( prev_x != mouse_x || prev_y != mouse_y ) { + posted += SDL_PrivateMouseMotion(0, 0, mouse_x, mouse_y); + } + + prev_button = mouse_button; + prev_x = mouse_x; prev_y = mouse_y; + + /* Get keyboard event */ + SDL_mutexP(AA_mutex); + evt = aa_getevent(AA_context, 0); + SDL_mutexV(AA_mutex); + if ( (evt > AA_NONE) && (evt < AA_RELEASE) && (evt != AA_MOUSE) && (evt != AA_RESIZE) ) { + /* Key pressed */ +/* printf("Key pressed: %d (%c)\n", evt, evt); */ + posted += SDL_PrivateKeyboard(SDL_PRESSED, TranslateKey(evt, &keysym)); + } else if ( evt >= AA_RELEASE ) { + /* Key released */ + evt &= ~AA_RELEASE; +/* printf("Key released: %d (%c)\n", evt, evt); */ + posted += SDL_PrivateKeyboard(SDL_RELEASED, TranslateKey(evt, &keysym)); + } + } while ( posted ); +} + +void AA_InitOSKeymap(_THIS) +{ + int i; + static const char *std_keys = " 01234567890&#'()_-|$*+-=/\\:;.,!?<>{}[]@~%^\x9"; + const char *std; + + /* Initialize the AAlib key translation table */ + for ( i=0; i<SDL_arraysize(keymap); ++i ) + keymap[i] = SDLK_UNKNOWN; + + /* Alphabet keys */ + for ( i = 0; i<26; ++i ){ + keymap['a' + i] = SDLK_a+i; + keymap['A' + i] = SDLK_a+i; + } + /* Function keys */ + for ( i = 0; i<12; ++i ){ + keymap[334 + i] = SDLK_F1+i; + } + /* Keys that have the same symbols and don't have to be translated */ + for( std = std_keys; *std; std ++ ) { + keymap[*std] = *std; + } + + keymap[13] = SDLK_RETURN; + keymap[AA_BACKSPACE] = SDLK_BACKSPACE; + + keymap[369] = SDLK_LSHIFT; + keymap[370] = SDLK_RSHIFT; + keymap[371] = SDLK_LCTRL; + keymap[372] = SDLK_RCTRL; + keymap[377] = SDLK_LALT; + keymap[270] = SDLK_RALT; + keymap[271] = SDLK_NUMLOCK; + keymap[373] = SDLK_CAPSLOCK; + keymap[164] = SDLK_SCROLLOCK; + + keymap[243] = SDLK_INSERT; + keymap[304] = SDLK_DELETE; + keymap[224] = SDLK_HOME; + keymap[231] = SDLK_END; + keymap[229] = SDLK_PAGEUP; + keymap[230] = SDLK_PAGEDOWN; + + keymap[241] = SDLK_PRINT; + keymap[163] = SDLK_BREAK; + + keymap[302] = SDLK_KP0; + keymap[300] = SDLK_KP1; + keymap[297] = SDLK_KP2; + keymap[299] = SDLK_KP3; + keymap[294] = SDLK_KP4; + keymap[301] = SDLK_KP5; + keymap[296] = SDLK_KP6; + keymap[293] = SDLK_KP7; + keymap[295] = SDLK_KP8; + keymap[298] = SDLK_KP9; + + keymap[AA_ESC] = SDLK_ESCAPE; + keymap[AA_UP] = SDLK_UP; + keymap[AA_DOWN] = SDLK_DOWN; + keymap[AA_LEFT] = SDLK_LEFT; + keymap[AA_RIGHT] = SDLK_RIGHT; +} + +static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym) +{ + /* Sanity check */ + if ( scancode >= SDL_arraysize(keymap) ) + scancode = AA_UNKNOWN; + + /* Set the keysym information */ + keysym->scancode = scancode; + keysym->sym = keymap[scancode]; + keysym->mod = KMOD_NONE; + + /* If UNICODE is on, get the UNICODE value for the key */ + keysym->unicode = 0; + if ( SDL_TranslateUNICODE ) { + /* Populate the unicode field with the ASCII value */ + keysym->unicode = scancode; + } + return(keysym); +} |