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gui.c
1453 lines (1238 loc) · 44.7 KB
/
gui.c
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/* gameplaySP
*
* Copyright (C) 2006 Exophase <exophase@gmail.com>
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public Licens e 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
*/
#include <sys/stat.h>
#include <unistd.h>
#include <ctype.h>
#include <dirent.h>
#include "common.h"
#define MAX_PATH 1024
// Blatantly stolen and trimmed from MZX (megazeux.sourceforge.net)
#define FILE_LIST_ROWS 25
#define FILE_LIST_POSITION 5
#define DIR_LIST_POSITION 360
#ifdef PSP_BUILD
#define color16(red, green, blue) \
(blue << 11) | (green << 5) | red \
#else
#define color16(red, green, blue) \
(red << 11) | (green << 5) | blue \
#endif
#define COLOR_BG color16(2, 8, 10)
#define COLOR_ROM_INFO color16(22, 36, 26)
#define COLOR_ACTIVE_ITEM color16(31, 63, 31)
#define COLOR_INACTIVE_ITEM color16(13, 40, 18)
#define COLOR_FRAMESKIP_BAR color16(15, 31, 31)
#define COLOR_HELP_TEXT color16(16, 40, 24)
int firstStart = 1;
int sort_function(const void *dest_str_ptr, const void *src_str_ptr)
{
char *dest_str = *((char **)dest_str_ptr);
char *src_str = *((char **)src_str_ptr);
if(src_str[0] == '.')
return 1;
if(dest_str[0] == '.')
return -1;
return strcasecmp(dest_str, src_str);
}
s32 load_file(u8 **wildcards, u8 *result)
{
DIR *current_dir;
struct dirent *current_file;
struct stat file_info;
u8 current_dir_name[MAX_PATH];
u8 current_dir_short[81];
u32 current_dir_length;
u32 total_filenames_allocated;
u32 total_dirnames_allocated;
u8 **file_list;
u8 **dir_list;
u32 num_files;
u32 num_dirs;
u8 *file_name;
u32 file_name_length;
u32 ext_pos = -1;
u32 chosen_file, chosen_dir;
u32 dialog_result = 1;
s32 return_value = 1;
u32 current_file_selection;
u32 current_file_scroll_value;
u32 current_dir_selection;
u32 current_dir_scroll_value;
u32 current_file_in_scroll;
u32 current_dir_in_scroll;
u32 current_file_number, current_dir_number;
u32 current_column = 0;
u32 repeat;
u32 i;
gui_action_type gui_action;
if (firstStart > 0)
{
return_value = -1;
repeat = 0;
firstStart = 0;
}
while(return_value == 1)
{
current_file_selection = 0;
current_file_scroll_value = 0;
current_dir_selection = 0;
current_dir_scroll_value = 0;
current_file_in_scroll = 0;
current_dir_in_scroll = 0;
total_filenames_allocated = 32;
total_dirnames_allocated = 32;
file_list = (u8 **)malloc(sizeof(u8 *) * 32);
dir_list = (u8 **)malloc(sizeof(u8 *) * 32);
memset(file_list, 0, sizeof(u8 *) * 32);
memset(dir_list, 0, sizeof(u8 *) * 32);
num_files = 0;
num_dirs = 0;
chosen_file = 0;
chosen_dir = 0;
getcwd(current_dir_name, MAX_PATH);
current_dir = opendir(current_dir_name);
do
{
if(current_dir)
current_file = readdir(current_dir);
else
current_file = NULL;
if(current_file)
{
file_name = current_file->d_name;
file_name_length = strlen(file_name);
if((stat(file_name, &file_info) >= 0) &&
((file_name[0] != '.') || (file_name[1] == '.')))
{
if(S_ISDIR(file_info.st_mode))
{
dir_list[num_dirs] =
(u8 *)malloc(file_name_length + 1);
strcpy(dir_list[num_dirs], file_name);
num_dirs++;
}
else
{
// Must match one of the wildcards, also ignore the .
if(file_name_length >= 4)
{
if(file_name[file_name_length - 4] == '.')
ext_pos = file_name_length - 4;
else
if(file_name[file_name_length - 3] == '.')
ext_pos = file_name_length - 3;
else
ext_pos = 0;
for(i = 0; wildcards[i] != NULL; i++)
{
if(!strcasecmp((file_name + ext_pos),
wildcards[i]))
{
file_list[num_files] =
(u8 *)malloc(file_name_length + 1);
strcpy(file_list[num_files], file_name);
num_files++;
break;
}
}
}
}
}
if(num_files == total_filenames_allocated)
{
file_list = (u8 **)realloc(file_list, sizeof(u8 *) *
total_filenames_allocated * 2);
memset(file_list + total_filenames_allocated, 0,
sizeof(u8 *) * total_filenames_allocated);
total_filenames_allocated *= 2;
}
if(num_dirs == total_dirnames_allocated)
{
dir_list = (u8 **)realloc(dir_list, sizeof(u8 *) *
total_dirnames_allocated * 2);
memset(dir_list + total_dirnames_allocated, 0,
sizeof(u8 *) * total_dirnames_allocated);
total_dirnames_allocated *= 2;
}
}
} while(current_file);
qsort((void *)file_list, num_files, sizeof(u8 *), sort_function);
qsort((void *)dir_list, num_dirs, sizeof(u8 *), sort_function);
closedir(current_dir);
current_dir_length = strlen(current_dir_name);
if(current_dir_length > 80)
{
memcpy(current_dir_short, "...", 3);
memcpy(current_dir_short + 3,
current_dir_name + current_dir_length - 77, 77);
current_dir_short[80] = 0;
}
else
{
memcpy(current_dir_short, current_dir_name,
current_dir_length + 1);
}
repeat = 1;
if(num_files == 0)
current_column = 1;
clear_screen(COLOR_BG);
u8 print_buffer[81];
while(repeat)
{
flip_screen();
print_string(current_dir_short, COLOR_ACTIVE_ITEM, COLOR_BG, 0, 0);
print_string("Press X to return to the main menu.",
COLOR_HELP_TEXT, COLOR_BG, 20, 260);
for(i = 0, current_file_number = i + current_file_scroll_value;
i < FILE_LIST_ROWS; i++, current_file_number++)
{
if(current_file_number < num_files)
{
if((current_file_number == current_file_selection) &&
(current_column == 0))
{
print_string(file_list[current_file_number], COLOR_ACTIVE_ITEM,
COLOR_BG, FILE_LIST_POSITION, ((i + 1) * 10));
}
else
{
print_string(file_list[current_file_number], COLOR_INACTIVE_ITEM,
COLOR_BG, FILE_LIST_POSITION, ((i + 1) * 10));
}
}
}
for(i = 0, current_dir_number = i + current_dir_scroll_value;
i < FILE_LIST_ROWS; i++, current_dir_number++)
{
if(current_dir_number < num_dirs)
{
if((current_dir_number == current_dir_selection) &&
(current_column == 1))
{
print_string(dir_list[current_dir_number], COLOR_ACTIVE_ITEM,
COLOR_BG, DIR_LIST_POSITION, ((i + 1) * 10));
}
else
{
print_string(dir_list[current_dir_number], COLOR_INACTIVE_ITEM,
COLOR_BG, DIR_LIST_POSITION, ((i + 1) * 10));
}
}
}
gui_action = get_gui_input();
switch(gui_action)
{
case CURSOR_DOWN:
if(current_column == 0)
{
if(current_file_selection < (num_files - 1))
{
current_file_selection++;
if(current_file_in_scroll == (FILE_LIST_ROWS - 1))
{
clear_screen(COLOR_BG);
current_file_scroll_value++;
}
else
{
current_file_in_scroll++;
}
}
}
else
{
if(current_dir_selection < (num_dirs - 1))
{
current_dir_selection++;
if(current_dir_in_scroll == (FILE_LIST_ROWS - 1))
{
clear_screen(COLOR_BG);
current_dir_scroll_value++;
}
else
{
current_dir_in_scroll++;
}
}
}
break;
case CURSOR_UP:
if(current_column == 0)
{
if(current_file_selection)
{
current_file_selection--;
if(current_file_in_scroll == 0)
{
clear_screen(COLOR_BG);
current_file_scroll_value--;
}
else
{
current_file_in_scroll--;
}
}
}
else
{
if(current_dir_selection)
{
current_dir_selection--;
if(current_dir_in_scroll == 0)
{
clear_screen(COLOR_BG);
current_dir_scroll_value--;
}
else
{
current_dir_in_scroll--;
}
}
}
break;
case CURSOR_RIGHT:
if(current_column == 0)
{
if(num_dirs != 0)
current_column = 1;
}
break;
case CURSOR_LEFT:
if(current_column == 1)
{
if(num_files != 0)
current_column = 0;
}
break;
case CURSOR_SELECT:
if(current_column == 1)
{
repeat = 0;
chdir(dir_list[current_dir_selection]);
}
else
{
if(num_files != 0)
{
repeat = 0;
return_value = 0;
strcpy(result, file_list[current_file_selection]);
}
}
break;
case CURSOR_BACK:
#ifdef PSP_BUILD
if(!strcmp(current_dir_name, "ms0:/PSP"))
break;
#endif
repeat = 0;
chdir("..");
break;
case CURSOR_EXIT:
return_value = -1;
repeat = 0;
break;
}
}
for(i = 0; i < num_files; i++)
{
free(file_list[i]);
}
free(file_list);
for(i = 0; i < num_dirs; i++)
{
free(dir_list[i]);
}
free(dir_list);
}
clear_screen(COLOR_BG);
return return_value;
}
typedef enum
{
NUMBER_SELECTION_OPTION = 0x01,
STRING_SELECTION_OPTION = 0x02,
SUBMENU_OPTION = 0x04,
ACTION_OPTION = 0x08
} menu_option_type_enum;
struct _menu_type
{
void (* init_function)();
void (* passive_function)();
struct _menu_option_type *options;
u32 num_options;
};
struct _menu_option_type
{
void (* action_function)();
void (* passive_function)();
struct _menu_type *sub_menu;
char *display_string;
void *options;
u32 *current_option;
u32 num_options;
char *help_string;
u32 line_number;
menu_option_type_enum option_type;
};
typedef struct _menu_option_type menu_option_type;
typedef struct _menu_type menu_type;
#define make_menu(name, init_function, passive_function) \
menu_type name##_menu = \
{ \
init_function, \
passive_function, \
name##_options, \
sizeof(name##_options) / sizeof(menu_option_type) \
} \
#define gamepad_config_option(display_string, number) \
{ \
NULL, \
menu_fix_gamepad_help, \
NULL, \
display_string ": %s", \
gamepad_config_buttons, \
gamepad_config_map + gamepad_config_line_to_psp_button[number], \
sizeof(gamepad_config_buttons) / sizeof(gamepad_config_buttons[0]), \
gamepad_help[gamepad_config_map[ \
gamepad_config_line_to_psp_button[number]]], \
number, \
STRING_SELECTION_OPTION \
} \
#define analog_config_option(display_string, number) \
{ \
NULL, \
menu_fix_gamepad_help, \
NULL, \
display_string ": %s", \
gamepad_config_buttons, \
gamepad_config_map + number + 12, \
sizeof(gamepad_config_buttons) / sizeof(gamepad_config_buttons[0]), \
gamepad_help[gamepad_config_map[number + 12]], \
number + 2, \
STRING_SELECTION_OPTION \
} \
#define cheat_option(number) \
{ \
NULL, \
NULL, \
NULL, \
cheat_format_str[number], \
enable_disable_options, \
&(cheats[number].cheat_active), \
2, \
"Activate/deactivate this cheat code.", \
number, \
STRING_SELECTION_OPTION \
} \
#define action_option(action_function, passive_function, display_string, \
help_string, line_number) \
{ \
action_function, \
passive_function, \
NULL, \
display_string, \
NULL, \
NULL, \
0, \
help_string, \
line_number, \
ACTION_OPTION \
} \
#define submenu_option(sub_menu, display_string, help_string, line_number) \
{ \
NULL, \
NULL, \
sub_menu, \
display_string, \
NULL, \
NULL, \
sizeof(sub_menu) / sizeof(menu_option_type), \
help_string, \
line_number, \
SUBMENU_OPTION \
} \
#define selection_option(passive_function, display_string, options, \
option_ptr, num_options, help_string, line_number, type) \
{ \
NULL, \
passive_function, \
NULL, \
display_string, \
options, \
option_ptr, \
num_options, \
help_string, \
line_number, \
type \
} \
#define action_selection_option(action_function, passive_function, \
display_string, options, option_ptr, num_options, help_string, line_number, \
type) \
{ \
action_function, \
passive_function, \
NULL, \
display_string, \
options, \
option_ptr, \
num_options, \
help_string, \
line_number, \
type | ACTION_OPTION \
} \
#define string_selection_option(passive_function, display_string, options, \
option_ptr, num_options, help_string, line_number) \
selection_option(passive_function, display_string ": %s", options, \
option_ptr, num_options, help_string, line_number, STRING_SELECTION_OPTION)\
#define numeric_selection_option(passive_function, display_string, \
option_ptr, num_options, help_string, line_number) \
selection_option(passive_function, display_string ": %d", NULL, option_ptr, \
num_options, help_string, line_number, NUMBER_SELECTION_OPTION) \
#define string_selection_action_option(action_function, passive_function, \
display_string, options, option_ptr, num_options, help_string, line_number) \
action_selection_option(action_function, passive_function, \
display_string ": %s", options, option_ptr, num_options, help_string, \
line_number, STRING_SELECTION_OPTION) \
#define numeric_selection_action_option(action_function, passive_function, \
display_string, option_ptr, num_options, help_string, line_number) \
action_selection_option(action_function, passive_function, \
display_string ": %d", NULL, option_ptr, num_options, help_string, \
line_number, NUMBER_SELECTION_OPTION) \
#define numeric_selection_action_hide_option(action_function, \
passive_function, display_string, option_ptr, num_options, help_string, \
line_number) \
action_selection_option(action_function, passive_function, \
display_string, NULL, option_ptr, num_options, help_string, \
line_number, NUMBER_SELECTION_OPTION) \
#define GAMEPAD_MENU_WIDTH 15
u32 gamepad_config_line_to_psp_button[] =
{ 8, 6, 7, 9, 1, 2, 3, 0, 4, 5, 11, 10 };
s32 load_game_config_file()
{
u8 game_config_filename[512];
u32 file_loaded = 0;
u32 i;
change_ext(gamepak_filename, game_config_filename, ".cfg");
file_open(game_config_file, game_config_filename, read);
if(file_check_valid(game_config_file))
{
u32 file_size = file_length(game_config_filename, game_config_file);
// Sanity check: File size must be the right size
if(file_size == 56)
{
u32 file_options[file_size / 4];
file_read_array(game_config_file, file_options);
current_frameskip_type = file_options[0] % 3;
frameskip_value = file_options[1];
random_skip = file_options[2] & 1;
clock_speed = file_options[3];
if(clock_speed > 333)
clock_speed = 333;
if(clock_speed < 33)
clock_speed = 33;
if(frameskip_value < 0)
frameskip_value = 0;
if(frameskip_value > 99)
frameskip_value = 99;
file_close(game_config_file);
file_loaded = 1;
}
}
if(file_loaded)
return 0;
current_frameskip_type = auto_frameskip;
frameskip_value = 4;
random_skip = 0;
clock_speed = 333;
for(i = 0; i < 10; i++)
{
cheats[i].cheat_active = 0;
}
return -1;
}
s32 load_config_file()
{
u8 config_path[512];
#ifdef PSP_BUILD
sprintf(config_path, "%s/%s", main_path, GPSP_CONFIG_FILENAME);
#else
sprintf(config_path, "%s\\%s", main_path, GPSP_CONFIG_FILENAME);
#endif
file_open(config_file, config_path, read);
if(file_check_valid(config_file))
{
u32 file_size = file_length(config_path, config_file);
// Sanity check: File size must be the right size
if(file_size == 92)
{
u32 file_options[file_size / 4];
u32 i;
s32 menu_button = -1;
file_read_array(config_file, file_options);
screen_scale = file_options[0] % 3;
screen_filter = file_options[1] % 2;
global_enable_audio = file_options[2] % 2;
audio_buffer_size_number = file_options[3] % 11;
update_backup_flag = file_options[4] % 2;
global_enable_analog = file_options[5] % 2;
analog_sensitivity_level = file_options[6] % 8;
#ifdef PSP_BUILD
scePowerSetClockFrequency(clock_speed, clock_speed, clock_speed / 2);
#endif
// Sanity check: Make sure there's a MENU or FRAMESKIP
// key, if not assign to triangle
for(i = 0; i < 16; i++)
{
gamepad_config_map[i] = file_options[7 + i] %
(BUTTON_ID_NONE + 1);
if(gamepad_config_map[i] == BUTTON_ID_MENU)
{
menu_button = i;
}
}
if(menu_button == -1)
{
gamepad_config_map[0] = BUTTON_ID_MENU;
}
file_close(config_file);
}
return 0;
}
return -1;
}
s32 save_game_config_file()
{
u8 game_config_filename[512];
u32 i;
change_ext(gamepak_filename, game_config_filename, ".cfg");
file_open(game_config_file, game_config_filename, write);
if(file_check_valid(game_config_file))
{
u32 file_options[14];
file_options[0] = current_frameskip_type;
file_options[1] = frameskip_value;
file_options[2] = random_skip;
file_options[3] = clock_speed;
for(i = 0; i < 10; i++)
{
file_options[4 + i] = cheats[i].cheat_active;
}
file_write_array(game_config_file, file_options);
file_close(game_config_file);
return 0;
}
return -1;
}
s32 save_config_file()
{
u8 config_path[512];
#ifdef PSP_BUILD
sprintf(config_path, "%s/%s", main_path, GPSP_CONFIG_FILENAME);
#else
sprintf(config_path, "%s\\%s", main_path, GPSP_CONFIG_FILENAME);
#endif
file_open(config_file, config_path, write);
save_game_config_file();
if(file_check_valid(config_file))
{
u32 file_options[23];
u32 i;
file_options[0] = screen_scale;
file_options[1] = screen_filter;
file_options[2] = global_enable_audio;
file_options[3] = audio_buffer_size_number;
file_options[4] = update_backup_flag;
file_options[5] = global_enable_analog;
file_options[6] = analog_sensitivity_level;
for(i = 0; i < 16; i++)
{
file_options[7 + i] = gamepad_config_map[i];
}
file_write_array(config_file, file_options);
file_close(config_file);
return 0;
}
return -1;
}
typedef enum
{
MAIN_MENU,
GAMEPAD_MENU,
SAVESTATE_MENU,
FRAMESKIP_MENU,
CHEAT_MENU
} menu_enum;
u32 savestate_slot = 0;
void get_savestate_snapshot(u8 *savestate_filename)
{
u16 snapshot_buffer[240 * 160];
u8 savestate_timestamp_string[80];
file_open(savestate_file, savestate_filename, read);
if(file_check_valid(savestate_file))
{
u8 weekday_strings[7][11] =
{
"Sunday", "Monday", "Tuesday", "Wednesday",
"Thursday", "Friday", "Saturday"
};
time_t savestate_time_flat;
struct tm *current_time;
file_read_array(savestate_file, snapshot_buffer);
file_read_variable(savestate_file, savestate_time_flat);
file_close(savestate_file);
current_time = localtime(&savestate_time_flat);
sprintf(savestate_timestamp_string,
"%s %02d/%02d/%04d %02d:%02d:%02d ",
weekday_strings[current_time->tm_wday], current_time->tm_mon + 1,
current_time->tm_mday, current_time->tm_year + 1900,
current_time->tm_hour, current_time->tm_min, current_time->tm_sec);
savestate_timestamp_string[40] = 0;
print_string(savestate_timestamp_string, COLOR_HELP_TEXT, COLOR_BG,
10, 40);
}
else
{
memset(snapshot_buffer, 0, 240 * 160 * 2);
print_string_ext("No savestate exists for this slot.",
0xFFFF, 0x0000, 15, 75, snapshot_buffer, 240, 0);
print_string("---------- --/--/---- --:--:-- ", COLOR_HELP_TEXT,
COLOR_BG, 10, 40);
}
blit_to_screen(snapshot_buffer, 240, 160, 230, 40);
}
void get_savestate_filename(u32 slot, u8 *name_buffer)
{
u8 savestate_ext[16];
sprintf(savestate_ext, "%d.svs", slot);
change_ext(gamepak_filename, name_buffer, savestate_ext);
get_savestate_snapshot(name_buffer);
}
void get_savestate_filename_noshot(u32 slot, u8 *name_buffer)
{
u8 savestate_ext[16];
sprintf(savestate_ext, "%d.svs", slot);
change_ext(gamepak_filename, name_buffer, savestate_ext);
}
#ifdef PSP_BUILD
void _flush_cache()
{
sceKernelDcacheWritebackAll();
}
#endif
u32 menu(u16 *original_screen)
{
u32 clock_speed_number = (clock_speed / 33) - 1;
u8 print_buffer[81];
u32 _current_option = 0;
gui_action_type gui_action;
menu_enum _current_menu = MAIN_MENU;
u32 i;
u32 repeat = 1;
u32 return_value = 0;
u32 first_load = 0;
u8 savestate_ext[16];
u8 current_savestate_filename[512];
u8 line_buffer[80];
u8 cheat_format_str[10][41];
menu_type *current_menu;
menu_option_type *current_option;
menu_option_type *display_option;
u32 current_option_num;
auto void choose_menu();
auto void clear_help();
u8 *gamepad_help[] =
{
"Up button on GBA d-pad.",
"Down button on GBA d-pad.",
"Left button on GBA d-pad.",
"Right button on GBA d-pad.",
"A button on GBA.",
"B button on GBA.",
"Left shoulder button on GBA.",
"Right shoulder button on GBA.",
"Start button on GBA.",
"Select button on GBA.",
"Jumps directly to the menu.",
"Toggles fastforward on/off (don't expect it to do much or anything)",
"Loads the game state from the current slot.",
"Saves the game state to the current slot.",
"Rapidly press/release the A button on GBA.",
"Rapidly press/release the B button on GBA.",
"Rapidly press/release the Left shoulder button on GBA.",
"Rapidly press/release the Right shoulder button on GBA.",
"Does nothing."
};
void menu_exit()
{
if(!first_load)
repeat = 0;
}
void menu_quit()
{
clock_speed = (clock_speed_number + 1) * 33;
save_config_file();
quit();
}
void menu_load()
{
u8 *file_ext[] = { ".gba", ".bin", ".zip", NULL };
u8 load_filename[512];
save_game_config_file();
if(load_file(file_ext, load_filename) != -1)
{
if(load_gamepak(load_filename) == -1)
{
quit();
}
reset_gba();
return_value = 1;
repeat = 0;
reg[CHANGED_PC_STATUS] = 1;
}
else
{
choose_menu(current_menu);
}
}
void menu_restart()
{
if(!first_load)
{
reset_gba();
reg[CHANGED_PC_STATUS] = 1;
return_value = 1;
repeat = 0;
}
}
void menu_change_state()
{
get_savestate_filename(savestate_slot, current_savestate_filename);
}
void menu_save_state()
{
if(!first_load)
{
get_savestate_filename_noshot(savestate_slot,
current_savestate_filename);
save_state(current_savestate_filename, original_screen);
}
menu_change_state();
}
void menu_load_state()
{
if(!first_load)
{
load_state(current_savestate_filename);
return_value = 1;
repeat = 0;
}
}
void menu_load_state_file()
{
u8 *file_ext[] = { ".svs", NULL };
u8 load_filename[512];
if(load_file(file_ext, load_filename) != -1)
{