Source to src/keymap.c
/*
Hatari - keymap.c
This file is distributed under the GNU Public License, version 2 or at
your option any later version. Read the file gpl.txt for details.
Here we process a key press and the remapping of the scancodes.
*/
const char Keymap_fileid[] = "Hatari keymap.c : " __DATE__ " " __TIME__;
#include <ctype.h>
#include "main.h"
#include "keymap.h"
#include "configuration.h"
#include "file.h"
#include "shortcut.h"
#include "str.h"
#include "screen.h"
#include "debugui.h"
#include "log.h"
#include "kms.h"
#include "SDL.h"
#define LOG_KEYMAP_LEVEL LOG_DEBUG
Uint8 modifiers = 0;
bool capslock = false;
void Keymap_Init(void) {
}
/* This function translates the scancodes provided by SDL to
* NeXT scancode values.
*/
static Uint8 Keymap_GetKeyFromScancode(SDL_Scancode sdlscancode) {
Log_Printf(LOG_KEYMAP_LEVEL, "[Keymap] Scancode: %i (%s)\n", sdlscancode, SDL_GetScancodeName(sdlscancode));
switch (sdlscancode) {
case SDL_SCANCODE_ESCAPE: return 0x49;
case SDL_SCANCODE_1: return 0x4a;
case SDL_SCANCODE_2: return 0x4b;
case SDL_SCANCODE_3: return 0x4c;
case SDL_SCANCODE_4: return 0x4d;
case SDL_SCANCODE_5: return 0x50;
case SDL_SCANCODE_6: return 0x4f;
case SDL_SCANCODE_7: return 0x4e;
case SDL_SCANCODE_8: return 0x1e;
case SDL_SCANCODE_9: return 0x1f;
case SDL_SCANCODE_0: return 0x20;
case SDL_SCANCODE_MINUS: return 0x1d;
case SDL_SCANCODE_EQUALS: return 0x1c;
case SDL_SCANCODE_BACKSPACE: return 0x1b;
case SDL_SCANCODE_TAB: return 0x41;
case SDL_SCANCODE_Q: return 0x42;
case SDL_SCANCODE_W: return 0x43;
case SDL_SCANCODE_E: return 0x44;
case SDL_SCANCODE_R: return 0x45;
case SDL_SCANCODE_T: return 0x48;
case SDL_SCANCODE_Y: return 0x47;
case SDL_SCANCODE_U: return 0x46;
case SDL_SCANCODE_I: return 0x06;
case SDL_SCANCODE_O: return 0x07;
case SDL_SCANCODE_P: return 0x08;
case SDL_SCANCODE_LEFTBRACKET: return 0x05;
case SDL_SCANCODE_RIGHTBRACKET: return 0x04;
case SDL_SCANCODE_BACKSLASH: return 0x03;
case SDL_SCANCODE_A: return 0x39;
case SDL_SCANCODE_S: return 0x3a;
case SDL_SCANCODE_D: return 0x3b;
case SDL_SCANCODE_F: return 0x3c;
case SDL_SCANCODE_G: return 0x3d;
case SDL_SCANCODE_H: return 0x40;
case SDL_SCANCODE_J: return 0x3f;
case SDL_SCANCODE_K: return 0x3e;
case SDL_SCANCODE_L: return 0x2d;
case SDL_SCANCODE_SEMICOLON: return 0x2c;
case SDL_SCANCODE_APOSTROPHE: return 0x2b;
case SDL_SCANCODE_RETURN: return 0x2a;
case SDL_SCANCODE_Z: return 0x31;
case SDL_SCANCODE_X: return 0x32;
case SDL_SCANCODE_C: return 0x33;
case SDL_SCANCODE_V: return 0x34;
case SDL_SCANCODE_B: return 0x35;
case SDL_SCANCODE_N: return 0x37;
case SDL_SCANCODE_M: return 0x36;
case SDL_SCANCODE_COMMA: return 0x2e;
case SDL_SCANCODE_PERIOD: return 0x2f;
case SDL_SCANCODE_SLASH: return 0x30;
case SDL_SCANCODE_SPACE: return 0x38;
case SDL_SCANCODE_GRAVE:
case SDL_SCANCODE_NUMLOCKCLEAR: return 0x26;
case SDL_SCANCODE_KP_EQUALS: return 0x27;
case SDL_SCANCODE_KP_DIVIDE: return 0x28;
case SDL_SCANCODE_KP_MULTIPLY: return 0x25;
case SDL_SCANCODE_KP_7: return 0x21;
case SDL_SCANCODE_KP_8: return 0x22;
case SDL_SCANCODE_KP_9: return 0x23;
case SDL_SCANCODE_KP_MINUS: return 0x24;
case SDL_SCANCODE_KP_4: return 0x12;
case SDL_SCANCODE_KP_5: return 0x18;
case SDL_SCANCODE_KP_6: return 0x13;
case SDL_SCANCODE_KP_PLUS: return 0x15;
case SDL_SCANCODE_KP_1: return 0x11;
case SDL_SCANCODE_KP_2: return 0x17;
case SDL_SCANCODE_KP_3: return 0x14;
case SDL_SCANCODE_KP_0: return 0x0b;
case SDL_SCANCODE_KP_PERIOD: return 0x0c;
case SDL_SCANCODE_KP_ENTER: return 0x0d;
case SDL_SCANCODE_LEFT: return 0x09;
case SDL_SCANCODE_RIGHT: return 0x10;
case SDL_SCANCODE_UP: return 0x16;
case SDL_SCANCODE_DOWN: return 0x0f;
/* Special keys */
case SDL_SCANCODE_F10:
case SDL_SCANCODE_DELETE: return 0x58; /* Power */
case SDL_SCANCODE_F5:
case SDL_SCANCODE_END: return 0x02; /* Sound down */
case SDL_SCANCODE_F6:
case SDL_SCANCODE_HOME: return 0x1a; /* Sound up */
case SDL_SCANCODE_F1:
case SDL_SCANCODE_PAGEDOWN: return 0x01; /* Brightness down */
case SDL_SCANCODE_F2:
case SDL_SCANCODE_PAGEUP: return 0x19; /* Brightness up */
default: return 0x00;
}
}
/* These functions translate the scancodes provided by SDL to
* NeXT modifier bits.
*/
static Uint8 Keymap_Keydown_GetModFromScancode(SDL_Scancode sdlscancode) {
switch (sdlscancode) {
case SDL_SCANCODE_LCTRL:
case SDL_SCANCODE_RCTRL:
modifiers|=0x01;
break;
case SDL_SCANCODE_LSHIFT:
modifiers|=0x02;
break;
case SDL_SCANCODE_RSHIFT:
modifiers|=0x04;
break;
case SDL_SCANCODE_LGUI:
modifiers|=ConfigureParams.Keyboard.bSwapCmdAlt?0x20:0x08;
break;
case SDL_SCANCODE_RGUI:
modifiers|=ConfigureParams.Keyboard.bSwapCmdAlt?0x40:0x10;
break;
case SDL_SCANCODE_LALT:
modifiers|=ConfigureParams.Keyboard.bSwapCmdAlt?0x08:0x20;
break;
case SDL_SCANCODE_RALT:
modifiers|=ConfigureParams.Keyboard.bSwapCmdAlt?0x10:0x40;
break;
case SDL_SCANCODE_CAPSLOCK:
capslock=capslock?false:true;
break;
default:
break;
}
return modifiers|(capslock?0x02:0x00);
}
static Uint8 Keymap_Keyup_GetModFromScancode(SDL_Scancode sdlscancode) {
switch (sdlscancode) {
case SDL_SCANCODE_LCTRL:
case SDL_SCANCODE_RCTRL:
modifiers&=~0x01;
break;
case SDL_SCANCODE_LSHIFT:
modifiers&=~0x02;
break;
case SDL_SCANCODE_RSHIFT:
modifiers&=~0x04;
break;
case SDL_SCANCODE_LGUI:
modifiers&=~(ConfigureParams.Keyboard.bSwapCmdAlt?0x20:0x08);
break;
case SDL_SCANCODE_RGUI:
modifiers&=~(ConfigureParams.Keyboard.bSwapCmdAlt?0x40:0x10);
break;
case SDL_SCANCODE_LALT:
modifiers&=~(ConfigureParams.Keyboard.bSwapCmdAlt?0x08:0x20);
break;
case SDL_SCANCODE_RALT:
modifiers&=~(ConfigureParams.Keyboard.bSwapCmdAlt?0x10:0x40);
break;
case SDL_SCANCODE_CAPSLOCK:
//capslock=false;
break;
default:
break;
}
return modifiers|(capslock?0x02:0x00);
}
/* This function translates the key symbols provided by SDL to
* NeXT scancode values.
*/
static Uint8 Keymap_GetKeyFromSymbol(SDL_Keycode sdlkey) {
Log_Printf(LOG_KEYMAP_LEVEL, "[Keymap] Symkey: %s\n", SDL_GetKeyName(sdlkey));
switch (sdlkey) {
case SDLK_BACKSLASH: return 0x03;
case SDLK_RIGHTBRACKET: return 0x04;
case SDLK_LEFTBRACKET: return 0x05;
case SDLK_i: return 0x06;
case SDLK_o: return 0x07;
case SDLK_p: return 0x08;
case SDLK_LEFT: return 0x09;
case SDLK_KP_0: return 0x0B;
case SDLK_KP_PERIOD: return 0x0C;
case SDLK_KP_ENTER: return 0x0D;
case SDLK_DOWN: return 0x0F;
case SDLK_RIGHT: return 0x10;
case SDLK_KP_1: return 0x11;
case SDLK_KP_4: return 0x12;
case SDLK_KP_6: return 0x13;
case SDLK_KP_3: return 0x14;
case SDLK_KP_PLUS: return 0x15;
case SDLK_UP: return 0x16;
case SDLK_KP_2: return 0x17;
case SDLK_KP_5: return 0x18;
case SDLK_BACKSPACE: return 0x1B;
case SDLK_EQUALS: return 0x1C;
case SDLK_MINUS: return 0x1D;
case SDLK_8: return 0x1E;
case SDLK_9: return 0x1F;
case SDLK_0: return 0x20;
case SDLK_KP_7: return 0x21;
case SDLK_KP_8: return 0x22;
case SDLK_KP_9: return 0x23;
case SDLK_KP_MINUS: return 0x24;
case SDLK_KP_MULTIPLY: return 0x25;
case SDLK_BACKQUOTE: return 0x26;
case SDLK_KP_EQUALS: return 0x27;
case SDLK_KP_DIVIDE: return 0x28;
case SDLK_RETURN: return 0x2A;
case SDLK_QUOTE: return 0x2B;
case SDLK_SEMICOLON: return 0x2C;
case SDLK_l: return 0x2D;
case SDLK_COMMA: return 0x2E;
case SDLK_PERIOD: return 0x2F;
case SDLK_SLASH: return 0x30;
case SDLK_z: return 0x31;
case SDLK_x: return 0x32;
case SDLK_c: return 0x33;
case SDLK_v: return 0x34;
case SDLK_b: return 0x35;
case SDLK_m: return 0x36;
case SDLK_n: return 0x37;
case SDLK_SPACE: return 0x38;
case SDLK_a: return 0x39;
case SDLK_s: return 0x3A;
case SDLK_d: return 0x3B;
case SDLK_f: return 0x3C;
case SDLK_g: return 0x3D;
case SDLK_k: return 0x3E;
case SDLK_j: return 0x3F;
case SDLK_h: return 0x40;
case SDLK_TAB: return 0x41;
case SDLK_q: return 0x42;
case SDLK_w: return 0x43;
case SDLK_e: return 0x44;
case SDLK_r: return 0x45;
case SDLK_u: return 0x46;
case SDLK_y: return 0x47;
case SDLK_t: return 0x48;
case SDLK_ESCAPE: return 0x49;
case SDLK_1: return 0x4A;
case SDLK_2: return 0x4B;
case SDLK_3: return 0x4C;
case SDLK_4: return 0x4D;
case SDLK_7: return 0x4E;
case SDLK_6: return 0x4F;
case SDLK_5: return 0x50;
/* Special Keys */
case SDLK_F10:
case SDLK_DELETE: return 0x58; /* Power */
case SDLK_F5:
case SDLK_END: return 0x02; /* Sound down */
case SDLK_F6:
case SDLK_HOME: return 0x1a; /* Sound up */
case SDLK_F1:
case SDLK_PAGEDOWN: return 0x01; /* Brightness down */
case SDLK_F2:
case SDLK_PAGEUP: return 0x19; /* Brightness up */
default: return 0x00;
break;
}
}
/* These functions translate the key symbols provided by SDL to
* NeXT modifier bits.
*/
static Uint8 Keymap_Keydown_GetModFromSymbol(SDL_Keycode sdl_modifier) {
switch (sdl_modifier) {
case SDLK_LCTRL:
case SDLK_RCTRL:
modifiers|=0x01;
break;
case SDLK_LSHIFT:
modifiers|=0x02;
break;
case SDLK_RSHIFT:
modifiers|=0x04;
break;
case SDLK_LGUI:
modifiers|=ConfigureParams.Keyboard.bSwapCmdAlt?0x20:0x08;
break;
case SDLK_RGUI:
modifiers|=ConfigureParams.Keyboard.bSwapCmdAlt?0x40:0x10;
break;
case SDLK_LALT:
modifiers|=ConfigureParams.Keyboard.bSwapCmdAlt?0x08:0x20;
break;
case SDLK_RALT:
modifiers|=ConfigureParams.Keyboard.bSwapCmdAlt?0x10:0x40;
break;
case SDLK_CAPSLOCK:
capslock=capslock?false:true;
break;
default:
break;
}
return modifiers|(capslock?0x02:0x00);
}
static Uint8 Keymap_Keyup_GetModFromSymbol(SDL_Keycode sdl_modifier) {
switch (sdl_modifier) {
case SDLK_LCTRL:
case SDLK_RCTRL:
modifiers&=~0x01;
break;
case SDLK_LSHIFT:
modifiers&=~0x02;
break;
case SDLK_RSHIFT:
modifiers&=~0x04;
break;
case SDLK_LGUI:
modifiers&=~(ConfigureParams.Keyboard.bSwapCmdAlt?0x20:0x08);
break;
case SDLK_RGUI:
modifiers&=~(ConfigureParams.Keyboard.bSwapCmdAlt?0x40:0x10);
break;
case SDLK_LALT:
modifiers&=~(ConfigureParams.Keyboard.bSwapCmdAlt?0x08:0x20);
break;
case SDLK_RALT:
modifiers&=~(ConfigureParams.Keyboard.bSwapCmdAlt?0x10:0x40);
break;
case SDLK_CAPSLOCK:
//capslock=false;
break;
default:
break;
}
return modifiers|(capslock?0x02:0x00);
}
/*-----------------------------------------------------------------------*/
/**
* Mouse wheel mapped to cursor keys (currently disabled)
*/
static bool pendingX = true;
static bool pendingY = true;
static void post_key_event(int sym, int scan) {
SDL_Event sdlevent;
sdlevent.type = SDL_KEYDOWN;
sdlevent.key.keysym.sym = sym;
sdlevent.key.keysym.scancode = scan;
SDL_PushEvent(&sdlevent);
sdlevent.type = SDL_KEYUP;
sdlevent.key.keysym.sym = sym;
sdlevent.key.keysym.scancode = scan;
SDL_PushEvent(&sdlevent);
}
void Keymap_MouseWheel(SDL_MouseWheelEvent* event) {
if(!(pendingX)) {
pendingX = true;
if (event->x > 0) post_key_event(SDLK_LEFT, SDL_SCANCODE_LEFT);
else if(event->x < 0) post_key_event(SDLK_RIGHT, SDL_SCANCODE_RIGHT);
}
if(!(pendingY)) {
pendingY = true;
if (event->y < 0) post_key_event(SDLK_UP, SDL_SCANCODE_UP);
else if(event->y > 0) post_key_event(SDLK_DOWN, SDL_SCANCODE_DOWN);
}
}
/*-----------------------------------------------------------------------*/
/**
* User pressed key down
*/
void Keymap_KeyDown(SDL_Keysym *sdlkey)
{
Uint8 next_mod, next_key;
if (ShortCut_CheckKeys(sdlkey->mod, sdlkey->sym, 1)) { // Check if we pressed a shortcut
ShortCut_ActKey();
return;
}
if (ConfigureParams.Keyboard.nKeymapType==KEYMAP_SYMBOLIC) {
next_key = Keymap_GetKeyFromSymbol(sdlkey->sym);
next_mod = Keymap_Keydown_GetModFromSymbol(sdlkey->sym);
} else {
next_key = Keymap_GetKeyFromScancode(sdlkey->scancode);
next_mod = Keymap_Keydown_GetModFromScancode(sdlkey->scancode);
}
Log_Printf(LOG_KEYMAP_LEVEL, "[Keymap] NeXT Keycode: $%02x, Modifiers: $%02x\n", next_key, next_mod);
kms_keydown(next_mod, next_key);
}
/*-----------------------------------------------------------------------*/
/**
* User released key
*/
void Keymap_KeyUp(SDL_Keysym *sdlkey) {
Uint8 next_mod, next_key;
if (ShortCut_CheckKeys(sdlkey->mod, sdlkey->sym, 0))
return;
if (ConfigureParams.Keyboard.nKeymapType==KEYMAP_SYMBOLIC) {
next_key = Keymap_GetKeyFromSymbol(sdlkey->sym);
next_mod = Keymap_Keyup_GetModFromSymbol(sdlkey->sym);
} else {
next_key = Keymap_GetKeyFromScancode(sdlkey->scancode);
next_mod = Keymap_Keyup_GetModFromScancode(sdlkey->scancode);
}
Log_Printf(LOG_KEYMAP_LEVEL, "[Keymap] NeXT Keycode: $%02x, Modifiers: $%02x\n", next_key, next_mod);
kms_keyup(next_mod, next_key);
}
/*-----------------------------------------------------------------------*/
/**
* Simulate press or release of a key corresponding to given character
*/
void Keymap_SimulateCharacter(char asckey, bool press)
{
SDL_Keysym sdlkey;
sdlkey.mod = KMOD_NONE;
sdlkey.scancode = 0;
if (isupper(asckey)) {
if (press) {
sdlkey.sym = SDLK_LSHIFT;
Keymap_KeyDown(&sdlkey);
}
sdlkey.sym = tolower(asckey);
sdlkey.mod = KMOD_LSHIFT;
} else {
sdlkey.sym = asckey;
}
if (press) {
Keymap_KeyDown(&sdlkey);
} else {
Keymap_KeyUp(&sdlkey);
if (isupper(asckey)) {
sdlkey.sym = SDLK_LSHIFT;
Keymap_KeyUp(&sdlkey);
}
}
}
/*-----------------------------------------------------------------------*/
/**
* User moved mouse
*/
void Keymap_MouseMove(int dx, int dy, float lin, float exp)
{
static bool s_left=false;
static bool s_up=false;
static float s_fdx=0.0;
static float s_fdy=0.0;
bool left=false;
bool up=false;
float fdx;
float fdy;
if ((dx!=0) || (dy!=0)) {
/* Remove the sign */
if (dx<0) {
dx=-dx;
left=true;
}
if (dy<0) {
dy=-dy;
up=true;
}
/* Exponential adjustmend */
fdx = pow(dx, exp);
fdy = pow(dy, exp);
/* Linear adjustment */
fdx *= lin;
fdy *= lin;
/* Add residuals */
if (left==s_left) {
s_fdx+=fdx;
} else {
s_fdx=fdx;
s_left=left;
}
if (up==s_up) {
s_fdy+=fdy;
} else {
s_fdy=fdy;
s_up=up;
}
/* Convert to integer and save residuals */
dx=s_fdx;
s_fdx-=dx;
dy=s_fdy;
s_fdy-=dy;
//printf("adjusted: dx=%i, dy=%i\n",dx,dy);
kms_mouse_move(dx, left, dy, up);
}
}
/*-----------------------------------------------------------------------*/
/**
* User pressed mouse button
*/
void Keymap_MouseDown(bool left)
{
kms_mouse_button(left,true);
}
/*-----------------------------------------------------------------------*/
/**
* User released mouse button
*/
void Keymap_MouseUp(bool left)
{
kms_mouse_button(left,false);
}