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fbzx-wii/src/menu_sdl.c

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added 64k NTSC, precision emulation, 320X240 resolution, frame rate setting, screen menu
2012-07-29 10:39:21 +02:00
/*********************************************************************
* Copyright (C) 2012, Fabio Olimpieri
* Copyright (C) 2009, Simon Kagstrom
*
* Filename: menu_sdl.c
*
* Description: Code for menus (originally for Mophun)
*
* This file is part of FBZX Wii
*
* FBZX Wii 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 3 of the License, or
* (at your option) any later version.
*
* FBZX Wii 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, see <http://www.gnu.org/licenses/>.
*
********************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <unistd.h>
#include <string.h>
#include <SDL/SDL.h>
#include <SDL/SDL_ttf.h>
#include <stdint.h>
#include "menu_sdl.h"
#include "emulator.h"
#include "VirtualKeyboard.h"
typedef struct
{
int n_entries;
int index;
int sel;
} submenu_t;
typedef struct
{
char title[256];
const char **pp_msgs;
TTF_Font *p_font;
int x1,y1;
int x2,y2;
int text_w;
int text_h;
int n_submenus;
submenu_t *p_submenus;
int cur_sel; /* Main selection */
int start_entry_visible;
int n_entries;
} menu_t;
static SDL_Surface *real_screen;
#define IS_SUBMENU(p_msg) ( (p_msg)[0] == '^' )
#define IS_TEXT(p_msg) ( (p_msg)[0] == '#' || (p_msg)[0] == ' ' )
#define IS_MARKER(p_msg) ( (p_msg)[0] == '@' )
static int is_inited = 0;
static TTF_Font *menu_font16, *menu_font20, *menu_font8, *menu_font10;
#if defined(GEKKO)
#define FONT_PATH "/fbzx-wii/fbzx/FreeMono.ttf"
#else
#define FONT_PATH "FreeMono.ttf"
#endif
int fh, fw;
int msgInfo(char *text, int duration, SDL_Rect *irc)
{
int len = strlen(text);
int X, Y;
SDL_Rect src;
SDL_Rect rc;
SDL_Rect brc;
X = (FULL_DISPLAY_X /2) - (len / 2 + 1)*12/RATIO;
Y = (FULL_DISPLAY_Y /2) - 24/RATIO;
brc.x = FULL_DISPLAY_X/2-2*12/RATIO;
brc.y=Y+42/RATIO;
brc.w=48/RATIO;
brc.h=20/RATIO;
rc.x = X;
rc.y=Y;
rc.w=12*(len + 2)/RATIO;
rc.h=duration > 0 ? 48/RATIO : 80/RATIO;
src.x=rc.x+4/RATIO;
src.y=rc.y+4/RATIO;
src.w=rc.w;
src.h=rc.h;
if (irc)
{
irc->x=rc.x;
irc->y=rc.y;
irc->w=src.w;
irc->h=src.h;
}
SDL_FillRect(real_screen, &src, SDL_MapRGB(real_screen->format, 0, 96, 0));
SDL_FillRect(real_screen, &rc, SDL_MapRGB(real_screen->format, 128, 128, 128));
menu_print_font(real_screen, 255,255,255, X+12/RATIO, Y+12/RATIO, text,20);
SDL_UpdateRect(real_screen, src.x, src.y, src.w, src.h);
SDL_UpdateRect(real_screen, rc.x, rc.y, rc.w,rc.h);
if (duration > 0)
SDL_Delay(duration);
else if (duration < 0)
{
SDL_FillRect(real_screen, &brc, SDL_MapRGB(real_screen->format, 0x00, 0x80, 0x00));
menu_print_font(real_screen, 0,0,0, FULL_DISPLAY_X/2-12/RATIO, Y+42/RATIO, "OK",20);
SDL_UpdateRect(real_screen, brc.x, brc.y, brc.w, brc.h);
while (!(KEY_SELECT & menu_wait_key_press())) {}
}
return 1;
}
/*
void msgKill(SDL_Rect *rc)
{
SDL_UpdateRect(real_screen, rc->x, rc->y, rc->w,rc->h);
}
*/
int msgYesNo(char *text, int default_opt, int x, int y)
{
int len = strlen(text);
int X, Y;
SDL_Rect src;
SDL_Rect rc;
SDL_Rect brc;
uint32_t key;
if (x < 0)
X = (FULL_DISPLAY_X /2) - (len / 2 + 1)*12/RATIO;
else
X = x;
if (y < 0)
Y = (FULL_DISPLAY_Y /2) - 48/RATIO;
else
Y = y;
rc.x=X;
rc.y=Y;
rc.w=12*(len + 2)/RATIO;
rc.h=80/RATIO;
src.x=rc.x+4/RATIO;
src.y=rc.y+4/RATIO;
src.w=rc.w;
src.h=rc.h;
while (1)
{
SDL_FillRect(real_screen, &src, SDL_MapRGB(real_screen->format, 0, 96, 0));
SDL_FillRect(real_screen, &rc, SDL_MapRGB(real_screen->format, 128, 128, 128));
menu_print_font(real_screen, 255,255,255, X+12/RATIO, Y+12/RATIO, text,20);
if (default_opt)
{
brc.x=rc.x + rc.w/2-5*12/RATIO;
brc.y=rc.y+42/RATIO;
brc.w=12*3/RATIO;
brc.h=20/RATIO;
SDL_FillRect(real_screen, &brc, SDL_MapRGB(real_screen->format, 0x00, 0x80, 0x00));
}
else
{
brc.x=rc.x + rc.w/2+5*12/RATIO-2*12/RATIO-6/RATIO;
brc.y=rc.y+42/RATIO;
brc.w=12*3/RATIO;
brc.h=20/RATIO;
SDL_FillRect(real_screen, &brc, SDL_MapRGB(real_screen->format, 0x80, 0x00, 0x00));
}
menu_print_font(real_screen, 255,255,255, rc.x + rc.w/2-5*12/RATIO, Y+42/RATIO, "YES",20);
menu_print_font(real_screen, 255,255,255, rc.x + rc.w/2-5*12/RATIO+8*12/RATIO, Y+42/RATIO, "NO",20);
SDL_UpdateRect(real_screen, src.x, src.y, src.w, src.h);
SDL_UpdateRect(real_screen, rc.x, rc.y, rc.w,rc.h);
SDL_UpdateRect(real_screen, brc.x, brc.y, brc.w,brc.h);
//SDL_Flip(real_screen);
key = menu_wait_key_press();
if (key & KEY_SELECT)
{
return default_opt;
}
else if (key & KEY_ESCAPE)
{
return 0;
}
else if (key & KEY_LEFT)
{
default_opt = !default_opt;
}
else if (key & KEY_RIGHT)
{
default_opt = !default_opt;
}
}
}
static int cmpstringp(const void *p1, const void *p2)
{
const char *p1_s = *(const char**)p1;
const char *p2_s = *(const char**)p2;
/* Put directories first */
if (*p1_s == '[' && *p2_s != '[')
return -1;
if (*p1_s != '[' && *p2_s == '[')
return 1;
return strcmp(* (char * const *) p1, * (char * const *) p2);
}
/* Return true if name ends with ext (for filenames) */
int ext_matches(const char *name, const char *ext)
{
int len = strlen(name);
int ext_len = strlen(ext);
if (len <= ext_len)
return 0;
return (strcmp(name + len - ext_len, ext) == 0);
}
static int ext_matches_list(const char *name, const char **exts)
{
const char **p;
for (p = exts; *p; p++)
{
if (ext_matches(name, *p))
return 1;
}
return 0;
}
static const char **get_file_list(const char *base_dir)
{
DIR *d = opendir(base_dir);
const char **file_list;
int cur = 0;
struct dirent *de;
int cnt = 16;
if (!d)
return NULL;
file_list = (const char**)malloc(cnt * sizeof(char*));
file_list[cur++] = strdup("None");
file_list[cur] = NULL;
for (de = readdir(d);
de;
de = readdir(d))
{
char buf[255];
const char *exts[] = {".tap", ".TAP", ".tzx", ".TZX", ".z80",".Z80",".sna", ".SNA",
".mdr", ".MDR", ".scr", ".SCR", ".conf", ".CONF",NULL};
struct stat st;
snprintf(buf, 255, "%s/%s", base_dir, de->d_name);
if (stat(buf, &st) < 0)
continue;
if (S_ISDIR(st.st_mode)&&strcmp(".", de->d_name))
{
char *p;
size_t len = strlen(de->d_name) + 4;
p = (char*)malloc( len );
snprintf(p, len, "[%s]", de->d_name);
file_list[cur++] = p;
file_list[cur] = NULL;
}
else if (ext_matches_list(de->d_name, exts))
{
char *p;
p = strdup(de->d_name);
file_list[cur++] = p;
file_list[cur] = NULL;
}
if (cur > cnt - 2)
{
cnt = cnt + 32;
file_list = (const char**)realloc(file_list, cnt * sizeof(char*));
if (!file_list)
return NULL;
}
}
closedir(d);
qsort(&file_list[1], cur-1, sizeof(const char *), cmpstringp);
return file_list;
}
static submenu_t *find_submenu(menu_t *p_menu, int index)
{
int i;
for (i=0; i<p_menu->n_submenus; i++)
{
if (p_menu->p_submenus[i].index == index)
return &p_menu->p_submenus[i];
}
return NULL;
}
void menu_print_font(SDL_Surface *screen, int r, int g, int b,
int x, int y, const char *msg, int font_size)
{
#define _MAX_STRING 64
SDL_Surface *font_surf;
SDL_Rect dst = {x, y, 0, 0};
SDL_Color color = {r, g, b};
char buf[255];
unsigned int i;
memset(buf, 0, sizeof(buf));
strncpy(buf, msg, 254);
if (buf[0] != '|' && buf[0] != '^' && buf[0] != '.'
&& buf[0] != '-' && buf[0] != ' ' && !strstr(buf, " \""))
{
if (strlen(buf)>_MAX_STRING)
{
//buf[_MAX_STRING-3] = '.';
//buf[_MAX_STRING-2] = '.';
//buf[_MAX_STRING-1] = '.';
buf[_MAX_STRING] = '\0';
}
}
/* Fixup multi-menu option look */
for (i = 0; i < strlen(buf) ; i++)
{
if (buf[i] == '^' || buf[i] == '|')
buf[i] = ' ';
}
if (FULL_DISPLAY_X == 640)
{
if (font_size == 16) font_surf = TTF_RenderUTF8_Blended(menu_font16, buf, color);
else font_surf = TTF_RenderUTF8_Blended(menu_font20, buf, color);
}
else
{
if (font_size == 16) font_surf = TTF_RenderUTF8_Blended(menu_font8, buf, color);
else font_surf = TTF_RenderUTF8_Blended(menu_font10, buf, color);
}
if (!font_surf)
{
fprintf(stderr, "%s\n", TTF_GetError());
exit(1);
}
SDL_BlitSurface(font_surf, NULL, screen, &dst);
SDL_FreeSurface(font_surf);
}
static void menu_draw(SDL_Surface *screen, menu_t *p_menu, int sel, int font_size)
{
int font_height = TTF_FontHeight(p_menu->p_font);
int line_height = (font_height + font_height / 4);
int x_start = p_menu->x1;
int y_start = p_menu->y1 + line_height;
SDL_Rect r;
int entries_visible = (p_menu->y2 - p_menu->y1) / line_height - 1;
int i, y;
if ( p_menu->n_entries * line_height > p_menu->y2 )
y_start = p_menu->y1 + line_height;
if (p_menu->cur_sel - p_menu->start_entry_visible > entries_visible)
{
while (p_menu->cur_sel - p_menu->start_entry_visible > entries_visible)
{
p_menu->start_entry_visible ++;
if (p_menu->start_entry_visible > p_menu->n_entries)
{
p_menu->start_entry_visible = 0;
break;
}
}
}
else if ( p_menu->cur_sel < p_menu->start_entry_visible )
p_menu->start_entry_visible = p_menu->cur_sel;
if (strlen(p_menu->title))
{
r.x = p_menu->x1;
r.y = p_menu->y1;
r.w = p_menu->x2 - p_menu->x1;
r.h = line_height-1;
if (sel < 0)
SDL_FillRect(screen, &r, SDL_MapRGB(screen->format, 0x40, 0x00, 0x00));
else
SDL_FillRect(screen, &r, SDL_MapRGB(screen->format, 0x00, 0xe7, 0xe7));
menu_print_font(screen, 0,0,0, p_menu->x1, p_menu->y1, p_menu->title, font_size);
}
for (i = p_menu->start_entry_visible; i <= p_menu->start_entry_visible + entries_visible; i++)
{
const char *msg = p_menu->pp_msgs[i];
if (i >= p_menu->n_entries)
break;
if (IS_MARKER(msg))
p_menu->cur_sel = atoi(&msg[1]);
else
{
y = (i - p_menu->start_entry_visible) * line_height;
if (sel < 0)
menu_print_font(screen, 0x40,0x40,0x40,
x_start, y_start + y, msg, font_size);
else if (p_menu->cur_sel == i) /* Selected - color */
menu_print_font(screen, 0,200,0,
x_start, y_start + y, msg, font_size);
else if (IS_SUBMENU(msg))
{
if (p_menu->cur_sel == i-1)
menu_print_font(screen, 0,200,0,
x_start, y_start + y, msg, font_size);
else
menu_print_font(screen, 0x40,0x40,0x40,
x_start, y_start + y, msg, font_size);
}
else if (msg[0] == '#')
{
switch (msg[1])
{
case '1':
menu_print_font(screen, 0,0,255,
x_start, y_start + y, msg+2, font_size);
break;
case '2':
menu_print_font(screen, 0x40,0x40,0x40,
x_start, y_start + y, msg+2, font_size);
break;
default:
menu_print_font(screen, 0x40,0x40,0x40,
x_start, y_start + y, msg, font_size);
break;
}
}
else /* Otherwise white */
menu_print_font(screen, 0x40,0x40,0x40,
x_start, y_start + y, msg, font_size);
if (IS_SUBMENU(msg))
{
submenu_t *p_submenu = find_submenu(p_menu, i);
int n_pipe = 0;
int n;
for (n=0; msg[n] != '\0'; n++)
{
/* Underline the selected entry */
if (msg[n] == '|')
{
int16_t n_chars;
for (n_chars = 1; msg[n+n_chars] && msg[n+n_chars] != '|'; n_chars++);
n_pipe++;
if (p_submenu->sel == n_pipe-1)
{
int w;
int h;
if (TTF_SizeText(p_menu->p_font, "X", &w, &h) < 0)
{
fw = w;
fh = h;
fprintf(stderr, "%s\n", TTF_GetError());
exit(1);
}
r = (SDL_Rect){ x_start + (n+1) * w-1, y_start + (i+ 1 - p_menu->start_entry_visible) * ((h + h/4)) -3, (n_chars - 1) * w, 2};
if (p_menu->cur_sel == i-1)
SDL_FillRect(screen, &r,
SDL_MapRGB(screen->format, 255,0,0));
else
SDL_FillRect(screen, &r,
SDL_MapRGB(screen->format, 0x40,0x40,0x40));
break;
}
}
}
}
}
}
}
static int get_next_seq_y(menu_t *p_menu, int v, int dy, int cicle)
{
if (v + dy < 0)
{if (cicle) return (p_menu->n_entries - 1); else return 0;}
if (v + dy > p_menu->n_entries - 1)
{if (cicle) return 0; else return (p_menu->n_entries - 1);}
return v + dy;
}
static void select_next(menu_t *p_menu, int dx, int dy, int cicle)
{
int next;
p_menu->cur_sel = get_next_seq_y(p_menu, p_menu->cur_sel, dy, cicle);
next = get_next_seq_y(p_menu, p_menu->cur_sel, dy + 1, cicle);
if (p_menu->pp_msgs[p_menu->cur_sel][0] == ' ' ||
p_menu->pp_msgs[p_menu->cur_sel][0] == '#' ||
IS_SUBMENU(p_menu->pp_msgs[p_menu->cur_sel]) )
select_next(p_menu, dx, dy, cicle);
/* If the next is a submenu */
if (dx != 0 && IS_SUBMENU(p_menu->pp_msgs[next]))
{
submenu_t *p_submenu = find_submenu(p_menu, next);
p_submenu->sel = (p_submenu->sel + dx) < 0 ? p_submenu->n_entries - 1 :
(p_submenu->sel + dx) % p_submenu->n_entries;
}
else if (dx == -1 && !strcmp(p_menu->pp_msgs[0], "[..]"))
p_menu->cur_sel = 0;
}
static void select_one(menu_t *p_menu, int sel)
{
if (sel >= p_menu->n_entries)
sel = 0;
p_menu->cur_sel = sel;
if (p_menu->pp_msgs[p_menu->cur_sel][0] == ' ' ||
p_menu->pp_msgs[p_menu->cur_sel][0] == '#' ||
IS_SUBMENU(p_menu->pp_msgs[p_menu->cur_sel]))
select_next(p_menu, 0, 1 , 1);
}
/*
static int is_submenu_title(menu_t *p_menu, int n)
{
if (n+1 >= p_menu->n_entries)
return 0;
else
return IS_SUBMENU(p_menu->pp_msgs[n+1]);
}
*/
static void menu_init_internal(menu_t *p_menu, const char *title,
TTF_Font *p_font, const char **pp_msgs,
int16_t x1, int16_t y1, int16_t x2, int16_t y2)
{
int submenu;
int j;
memset(p_menu, 0, sizeof(menu_t));
p_menu->pp_msgs = pp_msgs;
p_menu->p_font = p_font;
p_menu->x1 = x1;
p_menu->y1 = y1;
p_menu->x2 = x2;
p_menu->y2 = y2;
p_menu->text_w = 0;
p_menu->n_submenus = 0;
strcpy(p_menu->title, title);
for (p_menu->n_entries = 0; p_menu->pp_msgs[p_menu->n_entries]; p_menu->n_entries++)
{
int text_w_font;
/* Is this a submenu? */
if (IS_SUBMENU(p_menu->pp_msgs[p_menu->n_entries]))
{
p_menu->n_submenus++;
continue; /* Length of submenus is unimportant */
}
if (TTF_SizeText(p_font, p_menu->pp_msgs[p_menu->n_entries], &text_w_font, NULL) != 0)
{
fprintf(stderr, "%s\n", TTF_GetError());
exit(1);
}
if (text_w_font > p_menu->text_w)
p_menu->text_w = text_w_font;
}
if (p_menu->text_w > p_menu->x2 - p_menu->x1)
p_menu->text_w = p_menu->x2 - p_menu->x1;
if ( !(p_menu->p_submenus = (submenu_t *)malloc(sizeof(submenu_t) * p_menu->n_submenus)) )
{
perror("malloc failed!\n");
exit(1);
}
j=0;
submenu = 0;
for (; j < p_menu->n_entries; j++)
{
if (IS_SUBMENU(p_menu->pp_msgs[j]))
{
int n;
p_menu->p_submenus[submenu].index = j;
p_menu->p_submenus[submenu].sel = 0;
p_menu->p_submenus[submenu].n_entries = 0;
for (n=0; p_menu->pp_msgs[j][n] != '\0'; n++)
{
if (p_menu->pp_msgs[j][n] == '|')
p_menu->p_submenus[submenu].n_entries++;
}
submenu++;
}
}
p_menu->text_h = p_menu->n_entries * (TTF_FontHeight(p_font) + TTF_FontHeight(p_font) / 4);
}
static void menu_fini(menu_t *p_menu)
{
free(p_menu->p_submenus);
}
uint32_t menu_wait_key_press(void)
{
SDL_Event ev;
uint32_t keys = 0;
while (1)
{
int i, hats, nr;
SDL_Joystick *joy;
static int joy_keys_changed;
static int joy_keys_last;
static int joy_bottons_last[2][7];
SDL_JoystickUpdate();
/* Wii-specific, sorry */
for (nr = 0; nr < ordenador.joystick_number; nr++) {
joy = ordenador.joystick_sdl[nr];
if (!joy)
continue;
hats = SDL_JoystickNumHats (joy);
for (i = 0; i < hats; i++) {
Uint8 v = SDL_JoystickGetHat (joy, i);
if (v & SDL_HAT_UP)
keys |= KEY_UP;
if (v & SDL_HAT_DOWN)
keys |= KEY_DOWN;
if (v & SDL_HAT_LEFT)
keys |= KEY_LEFT;
if (v & SDL_HAT_RIGHT)
keys |= KEY_RIGHT;
}
Sint16 axis0 = SDL_JoystickGetAxis(joy, 0);
Sint16 axis1 = SDL_JoystickGetAxis(joy, 1);
if ( axis0 < -15000 ) keys |= KEY_LEFT;
else if (axis0 > 15000 ) keys |= KEY_RIGHT;
if (axis1 < -15000 ) keys |= KEY_UP;
else if( axis1 > 15000 ) keys |= KEY_DOWN;
if ((!SDL_JoystickGetButton(joy, 0) && joy_bottons_last[nr][0]) || /* A */
(!SDL_JoystickGetButton(joy, 3) && joy_bottons_last[nr][1]) || /* 2 */
(!SDL_JoystickGetButton(joy, 9) && joy_bottons_last[nr][2]) || /* CA */
(!SDL_JoystickGetButton(joy, 10) && joy_bottons_last[nr][3])) /* CB */
keys |= KEY_SELECT;
if ((!SDL_JoystickGetButton(joy, 2) && joy_bottons_last[nr][4]) || /* 1 */
(!SDL_JoystickGetButton(joy, 11) && joy_bottons_last[nr][5]) || /* CX */
(!SDL_JoystickGetButton(joy, 12) && joy_bottons_last[nr][6])) /* CY */
keys |= KEY_ESCAPE;
if (SDL_JoystickGetButton(joy, 5) != 0 || /* + */
SDL_JoystickGetButton(joy, 18) != 0) /* C+ */
keys |= KEY_PAGEUP;
if (SDL_JoystickGetButton(joy, 4) != 0 || /* - */
SDL_JoystickGetButton(joy, 17) != 0) /* C- */
keys |= KEY_PAGEDOWN;
joy_bottons_last[nr][0]=SDL_JoystickGetButton(joy, 0) ; /* A */
joy_bottons_last[nr][1] =SDL_JoystickGetButton(joy, 3) ; /* 2 */
joy_bottons_last[nr][2] =SDL_JoystickGetButton(joy, 9) ; /* CA */
joy_bottons_last[nr][3] =SDL_JoystickGetButton(joy, 10) ; /* CB */
joy_bottons_last[nr][4] =SDL_JoystickGetButton(joy, 2) ; /* 1 */
joy_bottons_last[nr][5] =SDL_JoystickGetButton(joy, 11) ; /* CX */
joy_bottons_last[nr][6] =SDL_JoystickGetButton(joy, 12) ; /* CY */
}
joy_keys_changed = keys != joy_keys_last;
joy_keys_last = keys;
if (!joy_keys_changed)
keys = 0;
if (SDL_PollEvent(&ev))
{
switch(ev.type)
{
case SDL_KEYDOWN:
switch (ev.key.keysym.sym)
{
case SDLK_UP:
keys |= KEY_UP;
break;
case SDLK_DOWN:
keys |= KEY_DOWN;
break;
case SDLK_LEFT:
keys |= KEY_LEFT;
break;
case SDLK_RIGHT:
keys |= KEY_RIGHT;
break;
case SDLK_PAGEDOWN:
keys |= KEY_PAGEDOWN;
break;
case SDLK_PAGEUP:
keys |= KEY_PAGEUP;
break;
case SDLK_RETURN:
case SDLK_SPACE:
keys |= KEY_SELECT;
break;
case SDLK_HOME:
case SDLK_ESCAPE:
keys |= KEY_ESCAPE;
break;
default:
break;
}
break;
case SDL_QUIT:
exit(0);
break;
default:
break;
}
break;
}
if (keys != 0)
break;
SDL_Delay(100);
}
return keys;
}
extern void PicDisplay(char *name, int off_x, int off_y, int wait);
extern const char **get_t64_list(char *t64);
extern const char **get_prg_list(char *t64);
extern char curdir[256];
static int menu_select_internal(SDL_Surface *screen,
menu_t *p_menu, int *p_submenus, int sel,
void (*select_next_cb)(menu_t *p, void *data),
void *select_next_cb_data, int font_size)
{
int ret = -1;
int i;
for (i = 0; i < p_menu->n_submenus; i++)
p_menu->p_submenus[i].sel = p_submenus[i];
while(1)
{
SDL_Rect r = {p_menu->x1, p_menu->y1,
p_menu->x2 - p_menu->x1, p_menu->y2 - p_menu->y1};
uint32_t keys;
int sel_last = p_menu->cur_sel;
SDL_FillRect(screen, &r, SDL_MapRGB(screen->format, 0xff, 0xff, 0xff));
menu_draw(screen, p_menu, 0, font_size);
SDL_Flip(screen);
keys = menu_wait_key_press();
if (keys & KEY_UP)
select_next(p_menu, 0, -1, 1);
else if (keys & KEY_DOWN)
select_next(p_menu, 0, 1, 1);
else if (keys & KEY_PAGEUP)
select_next(p_menu, 0, -18, 0);
else if (keys & KEY_PAGEDOWN)
select_next(p_menu, 0, 18, 0);
else if (keys & KEY_LEFT)
select_next(p_menu, -1, 0 ,1);
else if (keys & KEY_RIGHT)
select_next(p_menu, 1, 0 ,1);
else if (keys & KEY_ESCAPE)
break;
else if (keys & KEY_SELECT)
{
ret = p_menu->cur_sel;
int i;
for (i=0; i<p_menu->n_submenus; i++)
p_submenus[i] = p_menu->p_submenus[i].sel;
break;
}
/* Invoke the callback when an entry is selected */
if (sel_last != p_menu->cur_sel &&
select_next_cb != NULL)
select_next_cb(p_menu, select_next_cb_data);
}
SDL_FillRect(screen, 0, SDL_MapRGB(screen->format, 0, 0, 0));
return ret;
}
int menu_select_sized(const char *title, const char **msgs, int *submenus, int sel,
int x, int y, int x2, int y2,
void (*select_next_cb)(menu_t *p, void *data),
void *select_next_cb_data, int font_size)
{
menu_t menu;
int out;
if (FULL_DISPLAY_X == 640)
{
if (font_size == 16) menu_init_internal(&menu, title, menu_font16, msgs, x, y, x2, y2);
else menu_init_internal(&menu, title, menu_font20, msgs, x, y, x2, y2);
}
else
{
if (font_size == 16) menu_init_internal(&menu, title, menu_font8, msgs, x, y, x2, y2);
else menu_init_internal(&menu, title, menu_font10, msgs, x, y, x2, y2);
}
if (sel >= 0)
select_one(&menu, sel);
out = menu_select_internal(real_screen, &menu, submenus, sel,
select_next_cb, select_next_cb_data, font_size);
menu_fini(&menu);
return out;
}
int menu_select_title(const char *title, const char **msgs, int *submenus)
{
SDL_FillRect(real_screen, 0, SDL_MapRGB(real_screen->format, 0, 0, 0));
return menu_select_sized(title, msgs, submenus, 0,
32/RATIO, 32/RATIO, FULL_DISPLAY_X-32/RATIO, FULL_DISPLAY_Y-32/RATIO,
NULL, NULL, 20);
}
int menu_select(const char **msgs, int *submenus)
{
return menu_select_title("", msgs, submenus);
}
static const char *menu_select_file_internal(const char *dir_path,
int x, int y, int x2, int y2, const char *selected_file, int which)
{
const char **file_list = get_file_list(dir_path);
char *sel;
char *out;
const char *ptr_selected_file;
int opt;
int i;
char buf[64];
if (file_list == NULL)
return NULL;
if (selected_file)
{
ptr_selected_file= strrchr(selected_file,'/');
if (ptr_selected_file) ptr_selected_file++;
else ptr_selected_file = selected_file;
snprintf(buf,64,"file:%s",ptr_selected_file);
opt = menu_select_sized(buf, file_list, NULL, 0, x, y, x2, y2, NULL, NULL, 16);
}
else opt = menu_select_sized("Select file", file_list, NULL, 0, x, y, x2, y2, NULL, NULL ,16);
if (opt < 0)
return NULL;
sel = strdup(file_list[opt]);
/* Cleanup everything - file_list is NULL-terminated */
for ( i = 0; file_list[i]; i++ )
free((void*)file_list[i]);
free(file_list);
if (!sel)
return NULL;
/* If this is a folder, enter it recursively */
if (sel[0] == '[')
{
char buf[255];
int len = strlen(sel);
int s;
/* Remove trailing ] */
sel[len-1] = '\0';
s = snprintf(buf, 128, "%s/%s", dir_path, sel + 1);
/* We don't need this anymore */
free((void*)sel);
/* Too deep recursion! */
if (s >= sizeof(buf))
return NULL;
return menu_select_file(buf, selected_file, which);
}
out = (char*)malloc(strlen(dir_path) + strlen(sel) + 4);
snprintf(out, strlen(dir_path) + strlen(sel) + 4,
"%s/%s", dir_path, sel);
free(sel);
return out;
}
/*
const char *menu_select_file_start(const char *dir_path, const char **d64_name)
{
const char *file = menu_select_file_internal(dir_path,
32, 32, FULL_DISPLAY_X, FULL_DISPLAY_Y - 32);
if (!file)
return NULL;
return file;
}
*/
const char *menu_select_file(const char *dir_path,const char *selected_file, int which)
{
if (dir_path == NULL)
dir_path = "";
return menu_select_file_internal(dir_path,
0, 32/RATIO, FULL_DISPLAY_X, FULL_DISPLAY_Y - 32/RATIO, selected_file, which);
}
static TTF_Font *read_font(const char *path, int font_size)
{
TTF_Font *out;
SDL_RWops *rw;
Uint8 *data = (Uint8*)malloc(1 * 1024*1024);
FILE *fp = fopen(path, "r");
if (!data) {
fprintf(stderr, "Malloc failed\n");
exit(1);
}
if (!fp) {
fprintf(stderr, "Could not open font\n");
exit(1);
}
fread(data, 1, 1 * 1024 * 1024, fp);
rw = SDL_RWFromMem(data, 1 * 1024 * 1024);
if (!rw)
{
fprintf(stderr, "Could not create RW: %s\n", SDL_GetError());
exit(1);
}
out = TTF_OpenFontRW(rw, 1, font_size);
if (!out)
{
fprintf(stderr, "Unable to open font %s\n", path);
exit(1);
}
fclose(fp);
return out;
}
void font_init()
{
TTF_Init();
menu_font16 = read_font(FONT_PATH, 16);
menu_font20 = read_font(FONT_PATH, 20);
menu_font8 = read_font(FONT_PATH, 8);
menu_font10 = read_font(FONT_PATH, 10);
}
void menu_init(SDL_Surface *screen)
{
real_screen = screen;
if (FULL_DISPLAY_X == 640) VirtualKeyboard_init(screen, menu_font16); //prima c'era il font 16 alt
else VirtualKeyboard_init(screen, menu_font8);
is_inited = 1;
}
int menu_is_inited(void)
{
return is_inited;
}
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