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tfv: add menu support

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This commit is contained in:
Vince Weaver 2017-07-20 13:16:37 -04:00
parent fdc5e79b4a
commit 9e77ccffcb
1 changed files with 57 additions and 3 deletions
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60
gr-sim/tfv.c
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@ -77,6 +77,46 @@ static int repeat_until_keypressed(void) {
return ch;
}
static int select_menu(int x, int y, int num, char **items) {
int result=0;
int ch,i;
while(1) {
for(i=0;i<num;i++) {
basic_htab(x);
basic_vtab(y+i);
if (i==result) {
basic_inverse();
basic_print("--> ");
}
else {
basic_print(" ");
}
basic_print(items[i]);
basic_normal();
grsim_update();
}
ch=repeat_until_keypressed();
if (ch=='\r') break;
if (ch==' ') break;
if (ch==APPLE_RIGHT) result++;
if (ch==APPLE_DOWN) result++;
if (ch==APPLE_LEFT) result--;
if (ch==APPLE_UP) result--;
if (result>=num) result=num-1;
if (result<0) result=0;
}
return result;
}
static void apple_memset(char *ptr, int value, int length) {
a=value;
@ -117,16 +157,26 @@ static int opening(void) {
return 0;
}
static char *title_menu[]={
"NEW GAME",
"LOAD GAME",
"CREDITS",
};
static int title(void) {
int result;
home();
grsim_unrle(title_rle,0x800);
gr_copy(0x800,0x400);
grsim_update();
repeat_until_keypressed();
result=select_menu(12, 21, 3, title_menu);
return 0;
return result;
}
static char nameo[9];
@ -756,6 +806,8 @@ static int world_map(void) {
int main(int argc, char **argv) {
int result;
grsim_init();
home();
@ -765,7 +817,9 @@ int main(int argc, char **argv) {
opening();
/* Title Screen */
title();
title_loop:
result=title();
if (result!=0) goto title_loop;
/* Get Name */
name_screen();