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/* input.c: generalised input events layer for Fuse
Copyright (c) 2004 Philip Kendall
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
Author contact information:
E-mail: philip-fuse@shadowmagic.org.uk
*/
#include <config.h>
#include "fuse.h"
#include "input.h"
#include "keyboard.h"
#include "peripherals/joystick.h"
#include "settings.h"
#include "snapshot.h"
#include "tape.h"
#include "ui/ui.h"
#include "utils.h"
static int keypress( const input_event_key_t *event );
static int keyrelease( const input_event_key_t *event );
static int do_joystick( const input_event_joystick_t *joystick_event,
int press );
int
input_event( const input_event_t *event )
{
switch( event->type ) {
case INPUT_EVENT_KEYPRESS: return keypress( &( event->types.key ) );
case INPUT_EVENT_KEYRELEASE: return keyrelease( &( event->types.key ) );
case INPUT_EVENT_JOYSTICK_PRESS:
return do_joystick( &( event->types.joystick ), 1 );
case INPUT_EVENT_JOYSTICK_RELEASE:
return do_joystick( &( event->types.joystick ), 0 );
}
ui_error( UI_ERROR_ERROR, "unknown input event type %d", event->type );
return 1;
}
static int
use_shifted_arrow_keys( input_key keysym )
{
return ( settings_current.keyboard_arrows_shifted &&
( keysym == INPUT_KEY_Up || keysym == INPUT_KEY_Down ||
keysym == INPUT_KEY_Left || keysym == INPUT_KEY_Right ) );
}
static void
send_keyboard_press( input_key keysym )
{
const keyboard_spectrum_keys_t *ptr;
ptr = keyboard_get_spectrum_keys( keysym );
if( ptr ) {
keyboard_press( ptr->key1 );
keyboard_press( ptr->key2 );
}
if( use_shifted_arrow_keys( keysym ) ) {
keyboard_press( KEYBOARD_Caps );
}
}
static void
send_keyboard_release( input_key keysym )
{
const keyboard_spectrum_keys_t *ptr;
ptr = keyboard_get_spectrum_keys( keysym );
if( ptr ) {
keyboard_release( ptr->key1 );
keyboard_release( ptr->key2 );
}
if( use_shifted_arrow_keys( keysym ) ) {
keyboard_release( KEYBOARD_Caps );
}
}
static input_key
recreated_is_downkey( int code )
{
switch( code ) {
case INPUT_KEY_a: return INPUT_KEY_1;
case INPUT_KEY_c: return INPUT_KEY_2;
case INPUT_KEY_e: return INPUT_KEY_3;
case INPUT_KEY_g: return INPUT_KEY_4;
case INPUT_KEY_i: return INPUT_KEY_5;
case INPUT_KEY_k: return INPUT_KEY_6;
case INPUT_KEY_m: return INPUT_KEY_7;
case INPUT_KEY_o: return INPUT_KEY_8;
case INPUT_KEY_q: return INPUT_KEY_9;
case INPUT_KEY_s: return INPUT_KEY_0;
case INPUT_KEY_u: return INPUT_KEY_q;
case INPUT_KEY_w: return INPUT_KEY_w;
case INPUT_KEY_y: return INPUT_KEY_e;
case INPUT_KEY_Shift_L | INPUT_KEY_a: return INPUT_KEY_r;
case INPUT_KEY_Shift_L | INPUT_KEY_c: return INPUT_KEY_t;
case INPUT_KEY_Shift_L | INPUT_KEY_e: return INPUT_KEY_y;
case INPUT_KEY_Shift_L | INPUT_KEY_g: return INPUT_KEY_u;
case INPUT_KEY_Shift_L | INPUT_KEY_i: return INPUT_KEY_i;
case INPUT_KEY_Shift_L | INPUT_KEY_k: return INPUT_KEY_o;
case INPUT_KEY_Shift_L | INPUT_KEY_m: return INPUT_KEY_p;
case INPUT_KEY_Shift_L | INPUT_KEY_o: return INPUT_KEY_a;
case INPUT_KEY_Shift_L | INPUT_KEY_q: return INPUT_KEY_s;
case INPUT_KEY_Shift_L | INPUT_KEY_s: return INPUT_KEY_d;
case INPUT_KEY_Shift_L | INPUT_KEY_u: return INPUT_KEY_f;
case INPUT_KEY_Shift_L | INPUT_KEY_w: return INPUT_KEY_g;
case INPUT_KEY_Shift_L | INPUT_KEY_y: return INPUT_KEY_h;
case INPUT_KEY_0: return INPUT_KEY_j;
case INPUT_KEY_2: return INPUT_KEY_k;
case INPUT_KEY_4: return INPUT_KEY_l;
case INPUT_KEY_6: return INPUT_KEY_Return;
case INPUT_KEY_8: return INPUT_KEY_Shift_L;
case INPUT_KEY_Shift_L | INPUT_KEY_comma: return INPUT_KEY_z;
case INPUT_KEY_minus: return INPUT_KEY_x;
case INPUT_KEY_bracketleft: return INPUT_KEY_c;
case INPUT_KEY_semicolon: return INPUT_KEY_v;
case INPUT_KEY_comma: return INPUT_KEY_b;
case INPUT_KEY_slash: return INPUT_KEY_n;
case INPUT_KEY_Shift_L | INPUT_KEY_bracketleft: return INPUT_KEY_m;
case INPUT_KEY_Shift_L | INPUT_KEY_1: return INPUT_KEY_Control_R;
case INPUT_KEY_Shift_L | INPUT_KEY_5: return INPUT_KEY_space;
}
return INPUT_KEY_NONE;
}
static input_key
recreated_is_upkey( int code )
{
switch( code ) {
case INPUT_KEY_b: return INPUT_KEY_1;
case INPUT_KEY_d: return INPUT_KEY_2;
case INPUT_KEY_f: return INPUT_KEY_3;
case INPUT_KEY_h: return INPUT_KEY_4;
case INPUT_KEY_j: return INPUT_KEY_5;
case INPUT_KEY_l: return INPUT_KEY_6;
case INPUT_KEY_n: return INPUT_KEY_7;
case INPUT_KEY_p: return INPUT_KEY_8;
case INPUT_KEY_r: return INPUT_KEY_9;
case INPUT_KEY_t: return INPUT_KEY_0;
case INPUT_KEY_v: return INPUT_KEY_q;
case INPUT_KEY_x: return INPUT_KEY_w;
case INPUT_KEY_z: return INPUT_KEY_e;
case INPUT_KEY_Shift_L | INPUT_KEY_b: return INPUT_KEY_r;
case INPUT_KEY_Shift_L | INPUT_KEY_d: return INPUT_KEY_t;
case INPUT_KEY_Shift_L | INPUT_KEY_f: return INPUT_KEY_y;
case INPUT_KEY_Shift_L | INPUT_KEY_h: return INPUT_KEY_u;
case INPUT_KEY_Shift_L | INPUT_KEY_j: return INPUT_KEY_i;
case INPUT_KEY_Shift_L | INPUT_KEY_l: return INPUT_KEY_o;
case INPUT_KEY_Shift_L | INPUT_KEY_n: return INPUT_KEY_p;
case INPUT_KEY_Shift_L | INPUT_KEY_p: return INPUT_KEY_a;
case INPUT_KEY_Shift_L | INPUT_KEY_r: return INPUT_KEY_s;
case INPUT_KEY_Shift_L | INPUT_KEY_t: return INPUT_KEY_d;
case INPUT_KEY_Shift_L | INPUT_KEY_v: return INPUT_KEY_f;
case INPUT_KEY_Shift_L | INPUT_KEY_x: return INPUT_KEY_g;
case INPUT_KEY_Shift_L | INPUT_KEY_z: return INPUT_KEY_h;
case INPUT_KEY_1: return INPUT_KEY_j;
case INPUT_KEY_3: return INPUT_KEY_k;
case INPUT_KEY_5: return INPUT_KEY_l;
case INPUT_KEY_7: return INPUT_KEY_Return;
case INPUT_KEY_9: return INPUT_KEY_Shift_L;
case INPUT_KEY_Shift_L | INPUT_KEY_period: return INPUT_KEY_z;
case INPUT_KEY_equal: return INPUT_KEY_x;
case INPUT_KEY_bracketright: return INPUT_KEY_c;
case INPUT_KEY_Shift_L | INPUT_KEY_semicolon: return INPUT_KEY_v;
case INPUT_KEY_period: return INPUT_KEY_b;
case INPUT_KEY_Shift_L | INPUT_KEY_slash: return INPUT_KEY_n;
case INPUT_KEY_Shift_L | INPUT_KEY_bracketright: return INPUT_KEY_m;
case INPUT_KEY_Shift_L | INPUT_KEY_4: return INPUT_KEY_Control_R;
case INPUT_KEY_Shift_L | INPUT_KEY_6: return INPUT_KEY_space;
}
return INPUT_KEY_NONE;
}
static int recreated_key_down = 0;
static void
recreated_keypress( input_key k )
{
input_key o; /* remapped key */
if( k == INPUT_KEY_Shift_L )
recreated_key_down |= INPUT_KEY_Shift_L;
if( k >= 0 && k < 256 )
recreated_key_down = ( recreated_key_down & ~255 ) | k;
o = recreated_is_upkey( recreated_key_down );
if( o ) {
send_keyboard_release( o );
recreated_key_down = 0;
return;
}
o = recreated_is_downkey( recreated_key_down );
if( o ) {
send_keyboard_press( o );
recreated_key_down = 0;
return;
}
}
static int
keypress( const input_event_key_t *event )
{
int swallow;
if( ui_widget_level >= 0 ) {
ui_widget_keyhandler( event->native_key );
return 0;
}
/* Escape => ask UI to end mouse grab, return if grab ended */
if( event->native_key == INPUT_KEY_Escape && ui_mouse_grabbed ) {
ui_mouse_grabbed = ui_mouse_release( 0 );
if( !ui_mouse_grabbed ) return 0;
}
swallow = 0;
/* Joystick emulation via keyboard keys */
if ( event->spectrum_key == settings_current.joystick_keyboard_up ) {
swallow = joystick_press( JOYSTICK_KEYBOARD, JOYSTICK_BUTTON_UP , 1 );
}
else if( event->spectrum_key == settings_current.joystick_keyboard_down ) {
swallow = joystick_press( JOYSTICK_KEYBOARD, JOYSTICK_BUTTON_DOWN , 1 );
}
else if( event->spectrum_key == settings_current.joystick_keyboard_left ) {
swallow = joystick_press( JOYSTICK_KEYBOARD, JOYSTICK_BUTTON_LEFT , 1 );
}
else if( event->spectrum_key == settings_current.joystick_keyboard_right ) {
swallow = joystick_press( JOYSTICK_KEYBOARD, JOYSTICK_BUTTON_RIGHT, 1 );
}
else if( event->spectrum_key == settings_current.joystick_keyboard_fire ) {
swallow = joystick_press( JOYSTICK_KEYBOARD, JOYSTICK_BUTTON_FIRE , 1 );
}
if( swallow ) return 0;
if( settings_current.recreated_spectrum ) {
recreated_keypress( event->spectrum_key );
} else {
send_keyboard_press( event->spectrum_key );
}
ui_popup_menu( event->native_key );
return 0;
}
static int
keyrelease( const input_event_key_t *event )
{
if( !settings_current.recreated_spectrum ) {
send_keyboard_release( event->spectrum_key );
}
/* Joystick emulation via keyboard keys */
if( event->spectrum_key == settings_current.joystick_keyboard_up ) {
joystick_press( JOYSTICK_KEYBOARD, JOYSTICK_BUTTON_UP , 0 );
}
else if( event->spectrum_key == settings_current.joystick_keyboard_down ) {
joystick_press( JOYSTICK_KEYBOARD, JOYSTICK_BUTTON_DOWN , 0 );
}
else if( event->spectrum_key == settings_current.joystick_keyboard_left ) {
joystick_press( JOYSTICK_KEYBOARD, JOYSTICK_BUTTON_LEFT , 0 );
}
else if( event->spectrum_key == settings_current.joystick_keyboard_right ) {
joystick_press( JOYSTICK_KEYBOARD, JOYSTICK_BUTTON_RIGHT, 0 );
}
else if( event->spectrum_key == settings_current.joystick_keyboard_fire ) {
joystick_press( JOYSTICK_KEYBOARD, JOYSTICK_BUTTON_FIRE , 0 );
}
return 0;
}
static keyboard_key_name
get_fire_button_key( int which, input_key button )
{
switch( which ) {
case 0:
switch( button ) {
case INPUT_JOYSTICK_FIRE_1 : return settings_current.joystick_1_fire_1;
case INPUT_JOYSTICK_FIRE_2 : return settings_current.joystick_1_fire_2;
case INPUT_JOYSTICK_FIRE_3 : return settings_current.joystick_1_fire_3;
case INPUT_JOYSTICK_FIRE_4 : return settings_current.joystick_1_fire_4;
case INPUT_JOYSTICK_FIRE_5 : return settings_current.joystick_1_fire_5;
case INPUT_JOYSTICK_FIRE_6 : return settings_current.joystick_1_fire_6;
case INPUT_JOYSTICK_FIRE_7 : return settings_current.joystick_1_fire_7;
case INPUT_JOYSTICK_FIRE_8 : return settings_current.joystick_1_fire_8;
case INPUT_JOYSTICK_FIRE_9 : return settings_current.joystick_1_fire_9;
case INPUT_JOYSTICK_FIRE_10: return settings_current.joystick_1_fire_10;
case INPUT_JOYSTICK_FIRE_11: return settings_current.joystick_1_fire_11;
case INPUT_JOYSTICK_FIRE_12: return settings_current.joystick_1_fire_12;
case INPUT_JOYSTICK_FIRE_13: return settings_current.joystick_1_fire_13;
case INPUT_JOYSTICK_FIRE_14: return settings_current.joystick_1_fire_14;
case INPUT_JOYSTICK_FIRE_15: return settings_current.joystick_1_fire_15;
default: break;
}
break;
case 1:
switch( button ) {
case INPUT_JOYSTICK_FIRE_1 : return settings_current.joystick_2_fire_1;
case INPUT_JOYSTICK_FIRE_2 : return settings_current.joystick_2_fire_2;
case INPUT_JOYSTICK_FIRE_3 : return settings_current.joystick_2_fire_3;
case INPUT_JOYSTICK_FIRE_4 : return settings_current.joystick_2_fire_4;
case INPUT_JOYSTICK_FIRE_5 : return settings_current.joystick_2_fire_5;
case INPUT_JOYSTICK_FIRE_6 : return settings_current.joystick_2_fire_6;
case INPUT_JOYSTICK_FIRE_7 : return settings_current.joystick_2_fire_7;
case INPUT_JOYSTICK_FIRE_8 : return settings_current.joystick_2_fire_8;
case INPUT_JOYSTICK_FIRE_9 : return settings_current.joystick_2_fire_9;
case INPUT_JOYSTICK_FIRE_10: return settings_current.joystick_2_fire_10;
case INPUT_JOYSTICK_FIRE_11: return settings_current.joystick_2_fire_11;
case INPUT_JOYSTICK_FIRE_12: return settings_current.joystick_2_fire_12;
case INPUT_JOYSTICK_FIRE_13: return settings_current.joystick_2_fire_13;
case INPUT_JOYSTICK_FIRE_14: return settings_current.joystick_2_fire_14;
case INPUT_JOYSTICK_FIRE_15: return settings_current.joystick_2_fire_15;
default: break;
}
break;
}
ui_error( UI_ERROR_ERROR, "get_fire_button_key: which = %d, button = %d",
which, button );
fuse_abort();
}
static int
do_joystick( const input_event_joystick_t *joystick_event, int press )
{
int which;
#ifdef USE_WIDGET
if( ui_widget_level >= 0 ) {
if( press ) ui_widget_keyhandler( joystick_event->button );
return 0;
}
#ifndef GEKKO /* Home button opens the menu on Wii */
switch( joystick_event->button ) {
case INPUT_JOYSTICK_FIRE_2:
if( press ) ui_popup_menu( INPUT_KEY_F1 );
break;
default: break; /* Remove gcc warning */
}
#endif /* #ifndef GEKKO */
#endif /* #ifdef USE_WIDGET */
which = joystick_event->which;
if( joystick_event->button < INPUT_JOYSTICK_FIRE_1 ) {
joystick_button button;
switch( joystick_event->button ) {
case INPUT_JOYSTICK_UP : button = JOYSTICK_BUTTON_UP; break;
case INPUT_JOYSTICK_DOWN : button = JOYSTICK_BUTTON_DOWN; break;
case INPUT_JOYSTICK_LEFT : button = JOYSTICK_BUTTON_LEFT; break;
case INPUT_JOYSTICK_RIGHT: button = JOYSTICK_BUTTON_RIGHT; break;
default:
ui_error( UI_ERROR_ERROR, "do_joystick: unknown button %d",
joystick_event->button );
fuse_abort();
}
joystick_press( which, button, press );
} else {
keyboard_key_name key;
key = get_fire_button_key( which, joystick_event->button );
if( key == KEYBOARD_JOYSTICK_FIRE ) {
joystick_press( which, JOYSTICK_BUTTON_FIRE, press );
} else {
if( press ) {
keyboard_press( key );
} else {
keyboard_release( key );
}
}
}
return 0;
}
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