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/*
* prefs.c
*
* Select preferences
*/
#include "graphics.h"
#include "grv.h"
/*
* Keyboard map
*/
SDLKey kbd_keys[NKEYS] = {
SDLK_w, /* Up */
SDLK_a, /* Left */
SDLK_s, /* Right */
SDLK_z, /* Down */
SDLK_u, /* Shoot up */
SDLK_h, /* Shoot left */
SDLK_j, /* Shoot right */
SDLK_n, /* Shoot down */
SDLK_SPACE, /* Stop */
SDLK_ESCAPE, /* Escape */
SDLK_F1, /* Pause */
};
static void load_keys(void)
{
FILE *f;
unsigned long keycode;
int i;
f = fopen("grvkeys.dat", "rt");
if ( !f )
return;
for ( i = 0 ; i < NKEYS ; i++ ) {
if ( fscanf(f, "%lu", &keycode) != 1 )
break;
kbd_keys[i] = keycode;
}
fclose(f);
}
static void save_keys(void)
{
FILE *f;
int i;
f = fopen("grvkeys.dat", "wt");
if ( !f )
return;
for ( i = 0 ; i < NKEYS ; i++ ) {
fprintf(f, "%lu\n", (unsigned long)kbd_keys[i]);
}
fclose(f);
}
void load_prefs(void)
{
load_keys();
}
void set_keys(void)
{
int i, j;
int bad;
initscreen(40);
lprint( 3, 6, "Move up . . . . . .");
lprint( 4, 6, "Move left . . . . .");
lprint( 5, 6, "Move right . . . .");
lprint( 6, 6, "Move down . . . . .");
lprint( 7, 6, "Shoot up . . . . .");
lprint( 8, 6, "Shoot left . . . .");
lprint( 9, 6, "Shoot right . . . .");
lprint(10, 6, "Shoot down . . . .");
lprint(11, 6, "Dead stop . . . . .");
lprint(12, 6, "Quick escape . . .");
lprint(13, 6, "Pause game . . . .");
while ( 1 ) {
bad = 0;
color(0,gp.c);
for ( i = 0 ; i < NKEYS ; i++ )
lprintf(i+3, 26, "%-10s", SDL_GetKeyName(kbd_keys[i]));
for ( i = 0 ; i < NKEYS ; i++ ) {
color(0,gp.c2);
lprintf(i+3, 26, "%-10s", SDL_GetKeyName(kbd_keys[i]));
kbd_keys[i] = get_key()->keysym.sym;
color(0,gp.c);
lprintf(i+3, 26, "%-10s", SDL_GetKeyName(kbd_keys[i]));
lprint(20,5," ");
for ( j = 0 ; j < i ; j++ )
if ( kbd_keys[i] == kbd_keys[j] )
bad = 1;
}
if ( bad ) {
color(15,gp.c);
lprint(20,5,"ERROR: Duplicated keys");
} else {
save_keys();
color(0,gp.c);
lprint(20,5,"Edit again? (Y/N) ");
while ( !bad ) {
switch ( get_key()->keysym.sym ) {
case SDLK_y:
bad = 1;
break;
case SDLK_n:
return;
default:
break;
}
}
}
}
}
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