diff options
Diffstat (limited to 'distrib/sdl-1.2.15/src/video/svga/SDL_svgaevents.c')
| -rw-r--r-- | distrib/sdl-1.2.15/src/video/svga/SDL_svgaevents.c | 412 |
1 files changed, 412 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/svga/SDL_svgaevents.c b/distrib/sdl-1.2.15/src/video/svga/SDL_svgaevents.c new file mode 100644 index 0000000..107a702 --- /dev/null +++ b/distrib/sdl-1.2.15/src/video/svga/SDL_svgaevents.c @@ -0,0 +1,412 @@ +/* + 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 X11 events into SDL events */ + +#include <vga.h> +#include <vgamouse.h> +#include <vgakeyboard.h> +#if defined(__LINUX__) +#include <linux/kd.h> +#include <linux/keyboard.h> +#elif defined(__FREEBSD__) +#include <sys/kbio.h> +#else +#error You must choose your operating system here +#endif + +#include "../../events/SDL_sysevents.h" +#include "../../events/SDL_events_c.h" +#include "SDL_svgavideo.h" +#include "SDL_svgaevents_c.h" + +/* The translation tables from a console scancode to a SDL keysym */ +#if defined(linux) +#define NUM_VGAKEYMAPS (1<<KG_CAPSSHIFT) +static Uint16 vga_keymap[NUM_VGAKEYMAPS][NR_KEYS]; +#elif defined(__FREEBSD__) +/* FIXME: Free the keymap when we shut down the video mode */ +static keymap_t *vga_keymap = NULL; +#else +#error You must choose your operating system here +#endif +static SDLKey keymap[128]; +static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym); + +/* Ugh, we have to duplicate the kernel's keysym mapping code... + Oh, it's not so bad. :-) + + FIXME: Add keyboard LED handling code + */ +#if defined(linux) +int SVGA_initkeymaps(int fd) +{ + struct kbentry entry; + int map, i; + + /* Load all the keysym mappings */ + for ( map=0; map<NUM_VGAKEYMAPS; ++map ) { + SDL_memset(vga_keymap[map], 0, NR_KEYS*sizeof(Uint16)); + for ( i=0; i<NR_KEYS; ++i ) { + entry.kb_table = map; + entry.kb_index = i; + if ( ioctl(fd, KDGKBENT, &entry) == 0 ) { + /* The "Enter" key is a special case */ + if ( entry.kb_value == K_ENTER ) { + entry.kb_value = K(KT_ASCII,13); + } + /* Handle numpad specially as well */ + if ( KTYP(entry.kb_value) == KT_PAD ) { + switch ( entry.kb_value ) { + case K_P0: + case K_P1: + case K_P2: + case K_P3: + case K_P4: + case K_P5: + case K_P6: + case K_P7: + case K_P8: + case K_P9: + vga_keymap[map][i]=entry.kb_value; + vga_keymap[map][i]+= '0'; + break; + case K_PPLUS: + vga_keymap[map][i]=K(KT_ASCII,'+'); + break; + case K_PMINUS: + vga_keymap[map][i]=K(KT_ASCII,'-'); + break; + case K_PSTAR: + vga_keymap[map][i]=K(KT_ASCII,'*'); + break; + case K_PSLASH: + vga_keymap[map][i]=K(KT_ASCII,'/'); + break; + case K_PENTER: + vga_keymap[map][i]=K(KT_ASCII,'\r'); + break; + case K_PCOMMA: + vga_keymap[map][i]=K(KT_ASCII,','); + break; + case K_PDOT: + vga_keymap[map][i]=K(KT_ASCII,'.'); + break; + default: + break; + } + } + /* Do the normal key translation */ + if ( (KTYP(entry.kb_value) == KT_LATIN) || + (KTYP(entry.kb_value) == KT_ASCII) || + (KTYP(entry.kb_value) == KT_LETTER) ) { + vga_keymap[map][i] = entry.kb_value; + } + } + } + } + return(0); +} +#elif defined(__FREEBSD__) +int SVGA_initkeymaps(int fd) +{ + vga_keymap = SDL_malloc(sizeof(keymap_t)); + if ( ! vga_keymap ) { + SDL_OutOfMemory(); + return(-1); + } + if (ioctl(fd, GIO_KEYMAP, vga_keymap) == -1) { + SDL_free(vga_keymap); + vga_keymap = NULL; + SDL_SetError("Unable to get keyboard map"); + return(-1); + } + return(0); +} +#else +#error You must choose your operating system here +#endif + +int posted = 0; + +void SVGA_mousecallback(int button, int dx, int dy, + int u1,int u2,int u3, int u4) +{ + if ( dx || dy ) { + posted += SDL_PrivateMouseMotion(0, 1, dx, dy); + } + if ( button & MOUSE_LEFTBUTTON ) { + if ( !(SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(1)) ) { + posted += SDL_PrivateMouseButton(SDL_PRESSED, 1, 0, 0); + } + } else { + if ( (SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(1)) ) { + posted += SDL_PrivateMouseButton(SDL_RELEASED, 1, 0, 0); + } + } + if ( button & MOUSE_MIDDLEBUTTON ) { + if ( !(SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(2)) ) { + posted += SDL_PrivateMouseButton(SDL_PRESSED, 2, 0, 0); + } + } else { + if ( (SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(2)) ) { + posted += SDL_PrivateMouseButton(SDL_RELEASED, 2, 0, 0); + } + } + if ( button & MOUSE_RIGHTBUTTON ) { + if ( !(SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(3)) ) { + posted += SDL_PrivateMouseButton(SDL_PRESSED, 3, 0, 0); + } + } else { + if ( (SDL_GetMouseState(NULL, NULL) & SDL_BUTTON(3)) ) { + posted += SDL_PrivateMouseButton(SDL_RELEASED, 3, 0, 0); + } + } +} + +void SVGA_keyboardcallback(int scancode, int pressed) +{ + SDL_keysym keysym; + + if ( pressed ) { + posted += SDL_PrivateKeyboard(SDL_PRESSED, + TranslateKey(scancode, &keysym)); + } else { + posted += SDL_PrivateKeyboard(SDL_RELEASED, + TranslateKey(scancode, &keysym)); + } +} + +void SVGA_PumpEvents(_THIS) +{ + do { + posted = 0; + mouse_update(); + keyboard_update(); + } while ( posted ); +} + +void SVGA_InitOSKeymap(_THIS) +{ + int i; + + /* Initialize the BeOS key translation table */ + for ( i=0; i<SDL_arraysize(keymap); ++i ) + keymap[i] = SDLK_UNKNOWN; + + keymap[SCANCODE_ESCAPE] = SDLK_ESCAPE; + keymap[SCANCODE_1] = SDLK_1; + keymap[SCANCODE_2] = SDLK_2; + keymap[SCANCODE_3] = SDLK_3; + keymap[SCANCODE_4] = SDLK_4; + keymap[SCANCODE_5] = SDLK_5; + keymap[SCANCODE_6] = SDLK_6; + keymap[SCANCODE_7] = SDLK_7; + keymap[SCANCODE_8] = SDLK_8; + keymap[SCANCODE_9] = SDLK_9; + keymap[SCANCODE_0] = SDLK_0; + keymap[SCANCODE_MINUS] = SDLK_MINUS; + keymap[SCANCODE_EQUAL] = SDLK_EQUALS; + keymap[SCANCODE_BACKSPACE] = SDLK_BACKSPACE; + keymap[SCANCODE_TAB] = SDLK_TAB; + keymap[SCANCODE_Q] = SDLK_q; + keymap[SCANCODE_W] = SDLK_w; + keymap[SCANCODE_E] = SDLK_e; + keymap[SCANCODE_R] = SDLK_r; + keymap[SCANCODE_T] = SDLK_t; + keymap[SCANCODE_Y] = SDLK_y; + keymap[SCANCODE_U] = SDLK_u; + keymap[SCANCODE_I] = SDLK_i; + keymap[SCANCODE_O] = SDLK_o; + keymap[SCANCODE_P] = SDLK_p; + keymap[SCANCODE_BRACKET_LEFT] = SDLK_LEFTBRACKET; + keymap[SCANCODE_BRACKET_RIGHT] = SDLK_RIGHTBRACKET; + keymap[SCANCODE_ENTER] = SDLK_RETURN; + keymap[SCANCODE_LEFTCONTROL] = SDLK_LCTRL; + keymap[SCANCODE_A] = SDLK_a; + keymap[SCANCODE_S] = SDLK_s; + keymap[SCANCODE_D] = SDLK_d; + keymap[SCANCODE_F] = SDLK_f; + keymap[SCANCODE_G] = SDLK_g; + keymap[SCANCODE_H] = SDLK_h; + keymap[SCANCODE_J] = SDLK_j; + keymap[SCANCODE_K] = SDLK_k; + keymap[SCANCODE_L] = SDLK_l; + keymap[SCANCODE_SEMICOLON] = SDLK_SEMICOLON; + keymap[SCANCODE_APOSTROPHE] = SDLK_QUOTE; + keymap[SCANCODE_GRAVE] = SDLK_BACKQUOTE; + keymap[SCANCODE_LEFTSHIFT] = SDLK_LSHIFT; + keymap[SCANCODE_BACKSLASH] = SDLK_BACKSLASH; + keymap[SCANCODE_Z] = SDLK_z; + keymap[SCANCODE_X] = SDLK_x; + keymap[SCANCODE_C] = SDLK_c; + keymap[SCANCODE_V] = SDLK_v; + keymap[SCANCODE_B] = SDLK_b; + keymap[SCANCODE_N] = SDLK_n; + keymap[SCANCODE_M] = SDLK_m; + keymap[SCANCODE_COMMA] = SDLK_COMMA; + keymap[SCANCODE_PERIOD] = SDLK_PERIOD; + keymap[SCANCODE_SLASH] = SDLK_SLASH; + keymap[SCANCODE_RIGHTSHIFT] = SDLK_RSHIFT; + keymap[SCANCODE_KEYPADMULTIPLY] = SDLK_KP_MULTIPLY; + keymap[SCANCODE_LEFTALT] = SDLK_LALT; + keymap[SCANCODE_SPACE] = SDLK_SPACE; + keymap[SCANCODE_CAPSLOCK] = SDLK_CAPSLOCK; + keymap[SCANCODE_F1] = SDLK_F1; + keymap[SCANCODE_F2] = SDLK_F2; + keymap[SCANCODE_F3] = SDLK_F3; + keymap[SCANCODE_F4] = SDLK_F4; + keymap[SCANCODE_F5] = SDLK_F5; + keymap[SCANCODE_F6] = SDLK_F6; + keymap[SCANCODE_F7] = SDLK_F7; + keymap[SCANCODE_F8] = SDLK_F8; + keymap[SCANCODE_F9] = SDLK_F9; + keymap[SCANCODE_F10] = SDLK_F10; + keymap[SCANCODE_NUMLOCK] = SDLK_NUMLOCK; + keymap[SCANCODE_SCROLLLOCK] = SDLK_SCROLLOCK; + keymap[SCANCODE_KEYPAD7] = SDLK_KP7; + keymap[SCANCODE_CURSORUPLEFT] = SDLK_KP7; + keymap[SCANCODE_KEYPAD8] = SDLK_KP8; + keymap[SCANCODE_CURSORUP] = SDLK_KP8; + keymap[SCANCODE_KEYPAD9] = SDLK_KP9; + keymap[SCANCODE_CURSORUPRIGHT] = SDLK_KP9; + keymap[SCANCODE_KEYPADMINUS] = SDLK_KP_MINUS; + keymap[SCANCODE_KEYPAD4] = SDLK_KP4; + keymap[SCANCODE_CURSORLEFT] = SDLK_KP4; + keymap[SCANCODE_KEYPAD5] = SDLK_KP5; + keymap[SCANCODE_KEYPAD6] = SDLK_KP6; + keymap[SCANCODE_CURSORRIGHT] = SDLK_KP6; + keymap[SCANCODE_KEYPADPLUS] = SDLK_KP_PLUS; + keymap[SCANCODE_KEYPAD1] = SDLK_KP1; + keymap[SCANCODE_CURSORDOWNLEFT] = SDLK_KP1; + keymap[SCANCODE_KEYPAD2] = SDLK_KP2; + keymap[SCANCODE_CURSORDOWN] = SDLK_KP2; + keymap[SCANCODE_KEYPAD3] = SDLK_KP3; + keymap[SCANCODE_CURSORDOWNRIGHT] = SDLK_KP3; + keymap[SCANCODE_KEYPAD0] = SDLK_KP0; + keymap[SCANCODE_KEYPADPERIOD] = SDLK_KP_PERIOD; + keymap[SCANCODE_LESS] = SDLK_LESS; + keymap[SCANCODE_F11] = SDLK_F11; + keymap[SCANCODE_F12] = SDLK_F12; + keymap[SCANCODE_KEYPADENTER] = SDLK_KP_ENTER; + keymap[SCANCODE_RIGHTCONTROL] = SDLK_RCTRL; + keymap[SCANCODE_CONTROL] = SDLK_RCTRL; + keymap[SCANCODE_KEYPADDIVIDE] = SDLK_KP_DIVIDE; + keymap[SCANCODE_PRINTSCREEN] = SDLK_PRINT; + keymap[SCANCODE_RIGHTALT] = SDLK_RALT; + keymap[SCANCODE_BREAK] = SDLK_BREAK; + keymap[SCANCODE_BREAK_ALTERNATIVE] = SDLK_UNKNOWN; + keymap[SCANCODE_HOME] = SDLK_HOME; + keymap[SCANCODE_CURSORBLOCKUP] = SDLK_UP; + keymap[SCANCODE_PAGEUP] = SDLK_PAGEUP; + keymap[SCANCODE_CURSORBLOCKLEFT] = SDLK_LEFT; + keymap[SCANCODE_CURSORBLOCKRIGHT] = SDLK_RIGHT; + keymap[SCANCODE_END] = SDLK_END; + keymap[SCANCODE_CURSORBLOCKDOWN] = SDLK_DOWN; + keymap[SCANCODE_PAGEDOWN] = SDLK_PAGEDOWN; + keymap[SCANCODE_INSERT] = SDLK_INSERT; + keymap[SCANCODE_REMOVE] = SDLK_DELETE; + keymap[119] = SDLK_PAUSE; + keymap[SCANCODE_RIGHTWIN] = SDLK_RSUPER; + keymap[SCANCODE_LEFTWIN] = SDLK_LSUPER; + keymap[127] = SDLK_MENU; +} + +#if defined(linux) +static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym) +{ + /* 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 ) { + int map; + SDLMod modstate; + + modstate = SDL_GetModState(); + map = 0; + if ( modstate & KMOD_SHIFT ) { + map |= (1<<KG_SHIFT); + } + if ( modstate & KMOD_CTRL ) { + map |= (1<<KG_CTRL); + } + if ( modstate & KMOD_ALT ) { + map |= (1<<KG_ALT); + } + if ( modstate & KMOD_MODE ) { + map |= (1<<KG_ALTGR); + } + if ( KTYP(vga_keymap[map][scancode]) == KT_LETTER ) { + if ( modstate & KMOD_CAPS ) { + map ^= (1<<KG_SHIFT); + } + } + if ( KTYP(vga_keymap[map][scancode]) == KT_PAD ) { + if ( modstate & KMOD_NUM ) { + keysym->unicode=KVAL(vga_keymap[map][scancode]); + } + } else { + keysym->unicode = KVAL(vga_keymap[map][scancode]); + } + } + return(keysym); +} +#elif defined(__FREEBSD__) +static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym) +{ + /* 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 && vga_keymap ) { + int map; + SDLMod modstate; + + modstate = SDL_GetModState(); + map = 0; + if ( modstate & KMOD_SHIFT ) { + map += 1; + } + if ( modstate & KMOD_CTRL ) { + map += 2; + } + if ( modstate & KMOD_ALT ) { + map += 4; + } + if ( !(vga_keymap->key[scancode].spcl & (0x80 >> map)) ) { + keysym->unicode = vga_keymap->key[scancode].map[map]; + } + + } + return(keysym); +} +#else +#error You must choose your operating system here +#endif |