/*

SDL - Simple DirectMedia Layer

This library is free software; you can redistribute it and/or

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

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

*/

/*

* Atari keyboard events manager

*

* Patrice Mandin

*

* This routines choose what the final event manager will be

*/

#include "../../events/SDL_sysevents.h"

#include "../../events/SDL_events_c.h"

#include "SDL_atarievents_c.h"

#include "SDL_biosevents_c.h"

#include "SDL_gemdosevents_c.h"

#include "SDL_ikbdevents_c.h"

enum {

MCH_ST=0,

MCH_STE,

MCH_TT,

};

/* The translation tables from a console scancode to a SDL keysym */

static SDLKey keymap[ATARIBIOS_MAXKEYS];

void (*Atari_ShutdownEvents)(void);

static void Atari_InitializeEvents(_THIS)

{

const char *envr;

/* Test if we are on an Atari machine or not */

if (Getcookie(C__MCH, &cookie_mch) == C_NOTFOUND) {

cookie_mch = 0;

}

cookie_mch >>= 16;

/* Default is Ikbd, the faster except for clones */

switch(cookie_mch) {

case MCH_ST:

case MCH_STE:

case MCH_TT:

case MCH_F30:

this->InitOSKeymap=AtariIkbd_InitOSKeymap;

this->PumpEvents=AtariIkbd_PumpEvents;

Atari_ShutdownEvents=AtariIkbd_ShutdownEvents;

break;

default:

this->InitOSKeymap=AtariGemdos_InitOSKeymap;

this->PumpEvents=AtariGemdos_PumpEvents;

Atari_ShutdownEvents=AtariGemdos_ShutdownEvents;

break;

}

if (!envr) {

return;

}

this->InitOSKeymap=AtariIkbd_InitOSKeymap;

this->PumpEvents=AtariIkbd_PumpEvents;

Atari_ShutdownEvents=AtariIkbd_ShutdownEvents;

}

this->InitOSKeymap=AtariGemdos_InitOSKeymap;

this->PumpEvents=AtariGemdos_PumpEvents;

Atari_ShutdownEvents=AtariGemdos_ShutdownEvents;

}

this->InitOSKeymap=AtariBios_InitOSKeymap;

this->PumpEvents=AtariBios_PumpEvents;

Atari_ShutdownEvents=AtariBios_ShutdownEvents;

}

}

void Atari_InitOSKeymap(_THIS)

{

Atari_InitializeEvents(this);

SDL_Atari_InitInternalKeymap(this);

/* Call choosen routine */

this->InitOSKeymap(this);

}

void SDL_Atari_InitInternalKeymap(_THIS)

{

int i;

_KEYTAB *key_tables;

/* Read system tables for scancode -> ascii translation */

key_tables = (_KEYTAB *) Keytbl(KT_NOCHANGE, KT_NOCHANGE, KT_NOCHANGE);

keytab_normal = key_tables->unshift;

/* Initialize keymap */

for ( i=0; i<ATARIBIOS_MAXKEYS; i++ )

keymap[i] = SDLK_UNKNOWN;

/* Functions keys */

for ( i = 0; i<10; i++ )

keymap[SCANCODE_F1 + i] = SDLK_F1+i;

/* Cursor keypad */

keymap[SCANCODE_HELP] = SDLK_HELP;

keymap[SCANCODE_UNDO] = SDLK_UNDO;

keymap[SCANCODE_INSERT] = SDLK_INSERT;

keymap[SCANCODE_CLRHOME] = SDLK_HOME;

keymap[SCANCODE_UP] = SDLK_UP;

keymap[SCANCODE_DOWN] = SDLK_DOWN;

keymap[SCANCODE_RIGHT] = SDLK_RIGHT;

keymap[SCANCODE_LEFT] = SDLK_LEFT;

/* Special keys */

keymap[SCANCODE_ESCAPE] = SDLK_ESCAPE;

keymap[SCANCODE_BACKSPACE] = SDLK_BACKSPACE;

keymap[SCANCODE_TAB] = SDLK_TAB;

keymap[SCANCODE_ENTER] = SDLK_RETURN;

keymap[SCANCODE_DELETE] = SDLK_DELETE;

keymap[SCANCODE_LEFTCONTROL] = SDLK_LCTRL;

keymap[SCANCODE_LEFTSHIFT] = SDLK_LSHIFT;

keymap[SCANCODE_RIGHTSHIFT] = SDLK_RSHIFT;

keymap[SCANCODE_LEFTALT] = SDLK_LALT;

keymap[SCANCODE_CAPSLOCK] = SDLK_CAPSLOCK;

}

void Atari_PumpEvents(_THIS)

{

Atari_InitializeEvents(this);

/* Call choosen routine */

this->PumpEvents(this);

}

/* Atari to Unicode charset translation table */

Uint16 SDL_AtariToUnicodeTable[256]={

/* Standard ASCII characters from 0x00 to 0x7e */

/* Unicode stuff from 0x7f to 0xff */

0x0000,0x0001,0x0002,0x0003,0x0004,0x0005,0x0006,0x0007,

0x0008,0x0009,0x000A,0x000B,0x000C,0x000D,0x000E,0x000F,

0x0010,0x0011,0x0012,0x0013,0x0014,0x0015,0x0016,0x0017,

0x0018,0x0019,0x001A,0x001B,0x001C,0x001D,0x001E,0x001F,

0x0020,0x0021,0x0022,0x0023,0x0024,0x0025,0x0026,0x0027,

0x0028,0x0029,0x002A,0x002B,0x002C,0x002D,0x002E,0x002F,

0x0030,0x0031,0x0032,0x0033,0x0034,0x0035,0x0036,0x0037,

0x0038,0x0039,0x003A,0x003B,0x003C,0x003D,0x003E,0x003F,

0x0040,0x0041,0x0042,0x0043,0x0044,0x0045,0x0046,0x0047,

0x0048,0x0049,0x004A,0x004B,0x004C,0x004D,0x004E,0x004F,

0x0050,0x0051,0x0052,0x0053,0x0054,0x0055,0x0056,0x0057,

0x0058,0x0059,0x005A,0x005B,0x005C,0x005D,0x005E,0x005F,

0x0060,0x0061,0x0062,0x0063,0x0064,0x0065,0x0066,0x0067,

0x0068,0x0069,0x006A,0x006B,0x006C,0x006D,0x006E,0x006F,

0x0070,0x0071,0x0072,0x0073,0x0074,0x0075,0x0076,0x0077,

0x0078,0x0079,0x007A,0x007B,0x007C,0x007D,0x007E,0x0394,

0x00C7,0x00FC,0x00E9,0x00E2,0x00E4,0x00E0,0x00E5,0x00E7,

0x00EA,0x00EB,0x00E8,0x00EF,0x00EE,0x00EC,0x00C4,0x00C5,

0x00C9,0x00E6,0x00C6,0x00F4,0x00F6,0x00F2,0x00FB,0x00F9,

0x00FF,0x00D6,0x00DC,0x00A2,0x00A3,0x00A5,0x00DF,0x0192,

0x00E1,0x00ED,0x00F3,0x00FA,0x00F1,0x00D1,0x00AA,0x00BA,

0x00BF,0x2310,0x00AC,0x00BD,0x00BC,0x00A1,0x00AB,0x00BB,

0x00C3,0x00F5,0x00D8,0x00F8,0x0153,0x0152,0x00C0,0x00C3,

0x00D5,0x00A8,0x00B4,0x2020,0x00B6,0x00A9,0x00AE,0x2122,

0x0133,0x0132,0x05D0,0x05D1,0x05D2,0x05D3,0x05D4,0x05D5,

0x05D6,0x05D7,0x05D8,0x05D9,0x05DB,0x05DC,0x05DE,0x05E0,

0x05E1,0x05E2,0x05E4,0x05E6,0x05E7,0x05E8,0x05E9,0x05EA,

0x05DF,0x05DA,0x05DD,0x05E3,0x05E5,0x00A7,0x2038,0x221E,

0x03B1,0x03B2,0x0393,0x03C0,0x03A3,0x03C3,0x00B5,0x03C4,

0x03A6,0x0398,0x03A9,0x03B4,0x222E,0x03C6,0x2208,0x2229,

0x2261,0x00B1,0x2265,0x2264,0x2320,0x2321,0x00F7,0x2248,

0x00B0,0x2022,0x00B7,0x221A,0x207F,0x00B2,0x00B3,0x00AF

};

SDL_keysym *SDL_Atari_TranslateKey(int scancode, SDL_keysym *keysym,

SDL_bool pressed)

{

int asciicode = 0;

/* Set the keysym information */

keysym->scancode = scancode;

keysym->mod = KMOD_NONE;

keysym->sym = keymap[scancode];

keysym->unicode = 0;

if (keysym->sym == SDLK_UNKNOWN) {

keysym->sym = asciicode = keytab_normal[scancode];

}

if (SDL_TranslateUNICODE && pressed) {

keysym->unicode = SDL_AtariToUnicodeTable[asciicode];

}

return(keysym);

}