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SDL_vglevents.c
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/*
SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2006 Sam Lantinga
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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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
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Lesser General Public License for more details.
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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
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Sam Lantinga
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slouken@libsdl.org
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#include "SDL_config.h"
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/* Handle the event stream, converting X11 events into SDL events */
#include <stdio.h>
#include <sys/fbio.h>
#include <sys/consio.h>
#include <sys/kbio.h>
#include <vgl.h>
#include "SDL.h"
#include "SDL_thread.h"
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#include "../../events/SDL_sysevents.h"
#include "../../events/SDL_events_c.h"
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#include "SDL_vglvideo.h"
#include "SDL_vglevents_c.h"
/* The translation tables from a console scancode to a SDL keysym */
/* FIXME: Free the keymap when we shut down the video mode */
static keymap_t *vga_keymap = NULL;
static SDLKey keymap[128];
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static SDL_keysym *TranslateKey (int scancode, SDL_keysym * keysym);
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static int posted = 0;
static int oldx = -1;
static int oldy = -1;
static struct mouse_info mouseinfo;
/* Ugh, we have to duplicate the kernel's keysym mapping code...
Oh, it's not so bad. :-)
FIXME: Add keyboard LED handling code
*/
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int
VGL_initkeymaps (int fd)
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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);
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static void
handle_keyboard (_THIS)
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SDL_keysym keysym;
int c, pressed, scancode;
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while ((c = VGLKeyboardGetCh ()) != 0) {
scancode = c & 0x7F;
if (c & 0x80) {
pressed = SDL_RELEASED;
} else {
pressed = SDL_PRESSED;
}
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posted += SDL_PrivateKeyboard (pressed,
TranslateKey (scancode, &keysym));
}
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int
VGL_initmouse (int fd)
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mouseinfo.operation = MOUSE_GETINFO;
if (ioctl (fd, CONS_MOUSECTL, &mouseinfo) != 0)
return -1;
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static void
handle_mouse (_THIS)
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char buttons;
int x, y;
int button_state, state_changed, state;
int i;
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ioctl (0, CONS_MOUSECTL, &mouseinfo);
x = mouseinfo.u.data.x;
y = mouseinfo.u.data.y;
buttons = mouseinfo.u.data.buttons;
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if ((x != oldx) || (y != oldy)) {
posted += SDL_PrivateMouseMotion (0, 0, x, y);
oldx = x;
oldy = y;
}
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/* See what's changed */
button_state = SDL_GetMouseState (NULL, NULL);
state_changed = button_state ^ buttons;
for (i = 0; i < 8; i++) {
if (state_changed & (1 << i)) {
if (buttons & (1 << i)) {
state = SDL_PRESSED;
} else {
state = SDL_RELEASED;
}
posted += SDL_PrivateMouseButton (state, i + 1, 0, 0);
}
}
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void
VGL_PumpEvents (_THIS)
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do {
posted = 0;
handle_keyboard (this);
handle_mouse (this);
}
while (posted != 0);
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void
VGL_InitOSKeymap (_THIS)
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/* Initialize the BeOS key translation table */
for (i = 0; i < SDL_arraysize (keymap); ++i)
keymap[i] = SDLK_UNKNOWN;
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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;
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static SDL_keysym *
TranslateKey (int scancode, SDL_keysym * keysym)
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/* Set the keysym information */
keysym->scancode = scancode;
keysym->sym = keymap[scancode];
keysym->mod = KMOD_NONE;
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/* If UNICODE is on, get the UNICODE value for the key */
keysym->unicode = 0;
if (SDL_TranslateUNICODE && vga_keymap) {
int map;
SDLMod modstate;
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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];
}
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}
return (keysym);
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/* vi: set ts=4 sw=4 expandtab: */