union-minui/src/clock/clock.c
2023-03-21 08:05:19 -04:00

322 lines
7.6 KiB
C

// loosely based on https://github.com/gameblabla/clock_sdl_app
#include <stdio.h>
#include <time.h>
#include <unistd.h>
#include <SDL/SDL.h>
#include <SDL/SDL_image.h>
#include <msettings.h>
#include "defines.h"
#include "utils.h"
#include "api.h"
enum {
CURSOR_YEAR,
CURSOR_MONTH,
CURSOR_DAY,
CURSOR_HOUR,
CURSOR_MINUTE,
CURSOR_SECOND,
CURSOR_AMPM,
};
int main(int argc , char* argv[]) {
POW_setCPUSpeed(CPU_SPEED_MENU);
SDL_Surface* screen = GFX_init(MODE_MAIN);
POW_init();
InitSettings();
// TODO: make use of SCALE1()
SDL_Surface* digits = SDL_CreateRGBSurface(SDL_SWSURFACE, 240,32, 16, 0,0,0,0);
SDL_FillRect(digits, NULL, RGB_BLACK);
SDL_Surface* digit;
char* chars[] = { "0","1","2","3","4","5","6","7","8","9","/",":", NULL };
char* c;
int i = 0;
#define DIGIT_WIDTH 20
#define DIGIT_HEIGHT 32
#define CHAR_SLASH 10
#define CHAR_COLON 11
while (c = chars[i]) {
digit = TTF_RenderUTF8_Blended(font.large, c, COLOR_WHITE);
int y = i==CHAR_COLON ? -3 : 0; // : sits too low naturally
SDL_BlitSurface(digit, NULL, digits, &(SDL_Rect){ (i * DIGIT_WIDTH) + (DIGIT_WIDTH - digit->w)/2, y + (DIGIT_HEIGHT - digit->h)/2});
SDL_FreeSurface(digit);
i += 1;
}
SDL_Event event;
int quit = 0;
int save_changes = 0;
int select_cursor = 0;
int show_24hour = exists(USERDATA_PATH "/show_24hour");
time_t t = time(NULL);
struct tm tm = *localtime(&t);
int32_t day_selected = tm.tm_mday;
int32_t month_selected = tm.tm_mon + 1;
uint32_t year_selected = tm.tm_year + 1900;
int32_t hour_selected = tm.tm_hour;
int32_t minute_selected = tm.tm_min;
int32_t seconds_selected = tm.tm_sec;
int32_t am_selected = tm.tm_hour < 12;
int blit(int i, int x, int y) {
SDL_BlitSurface(digits, &(SDL_Rect){i*20,0,20,32}, screen, &(SDL_Rect){x,y});
return x + 20;
}
void blitBar(int x, int y, int w) {
GFX_blitPill(ASSET_UNDERLINE, screen, &(SDL_Rect){ x,y,w});
}
int blitNumber(int num, int x, int y) {
int n;
if (num > 999) {
n = num / 1000;
num -= n * 1000;
x = blit(n, x,y);
n = num / 100;
num -= n * 100;
x = blit(n, x,y);
}
n = num / 10;
num -= n * 10;
x = blit(n, x,y);
n = num;
x = blit(n, x,y);
return x;
}
void validate(void) {
// leap year
uint32_t february_days = 28;
if ( ((year_selected % 4 == 0) && (year_selected % 100 != 0)) || (year_selected % 400 == 0)) february_days = 29;
// day
// if (day_selected < 1) day_selected = 1;
if (month_selected > 12) month_selected -= 12;
else if (month_selected < 1) month_selected += 12;
if (year_selected > 2100) year_selected = 2100;
else if (year_selected < 1970) year_selected = 1970;
switch(month_selected)
{
case 2:
if (day_selected > february_days) day_selected -= february_days;
else if (day_selected<1) day_selected += february_days;
break;
case 4:
case 6:
case 9:
case 11:
if (day_selected > 30) day_selected -= 30;
else if (day_selected < 1) day_selected += 30;
break;
default:
if (day_selected > 31) day_selected -= 31;
else if (day_selected < 1) day_selected += 31;
break;
}
// time
if (hour_selected > 23) hour_selected -= 24;
else if (hour_selected < 0) hour_selected += 24;
if (minute_selected > 59) minute_selected -= 60;
else if (minute_selected < 0) minute_selected += 60;
if (seconds_selected > 59) seconds_selected -= 60;
else if (seconds_selected < 0) seconds_selected += 60;
}
int option_count = 7;
int dirty = 1;
int show_setting = 0;
while(!quit) {
uint32_t frame_start = SDL_GetTicks();
PAD_poll();
if (PAD_justRepeated(BTN_UP)) {
dirty = 1;
switch(select_cursor) {
case CURSOR_YEAR:
year_selected++;
break;
case CURSOR_MONTH:
month_selected++;
break;
case CURSOR_DAY:
day_selected++;
break;
case CURSOR_HOUR:
hour_selected++;
break;
case CURSOR_MINUTE:
minute_selected++;
break;
case CURSOR_SECOND:
seconds_selected++;
break;
case CURSOR_AMPM:
hour_selected += 12;
break;
default:
break;
}
}
else if (PAD_justRepeated(BTN_DOWN)) {
dirty = 1;
switch(select_cursor) {
case CURSOR_YEAR:
year_selected--;
break;
case CURSOR_MONTH:
month_selected--;
break;
case CURSOR_DAY:
day_selected--;
break;
case CURSOR_HOUR:
hour_selected--;
break;
case CURSOR_MINUTE:
minute_selected--;
break;
case CURSOR_SECOND:
seconds_selected--;
break;
case CURSOR_AMPM:
hour_selected -= 12;
break;
default:
break;
}
}
else if (PAD_justRepeated(BTN_LEFT)) {
dirty = 1;
select_cursor--;
if (select_cursor < 0) select_cursor += option_count;
}
else if (PAD_justRepeated(BTN_RIGHT)) {
dirty = 1;
select_cursor++;
if (select_cursor >= option_count) select_cursor -= option_count;
}
else if (PAD_justPressed(BTN_A)) {
save_changes = 1;
quit = 1;
}
else if (PAD_justPressed(BTN_B)) {
quit = 1;
}
else if (PAD_justPressed(BTN_SELECT)) {
dirty = 1;
show_24hour = !show_24hour;
option_count = (show_24hour ? CURSOR_SECOND : CURSOR_AMPM) + 1;
if (select_cursor >= option_count) select_cursor -= option_count;
if (show_24hour) {
system("touch " USERDATA_PATH "/show_24hour");
}
else {
system("rm " USERDATA_PATH "/show_24hour");
}
}
POW_update(&dirty, &show_setting, NULL,NULL);
if (dirty) {
validate();
GFX_clear(screen);
GFX_blitHardwareGroup(screen, show_setting);
if (show_setting) {
if (show_setting==1) GFX_blitButtonGroup((char*[]){ BRIGHTNESS_BUTTON_LABEL,"BRIGHTNESS", NULL }, screen, 0);
else GFX_blitButtonGroup((char*[]){ "MENU","BRIGHTNESS", NULL }, screen, 0);
}
else GFX_blitButtonGroup((char*[]){ "SELECT",show_24hour?"12 HOUR":"24 HOUR", NULL }, screen, 0);
GFX_blitButtonGroup((char*[]){ "B","CANCEL", "A","SET", NULL }, screen, 1);
// 376 or 446
int ox = (screen->w - (show_24hour?376:446)) / 2;
// datetime
int x = ox;
int y = 185;
x = blitNumber(year_selected, x,y);
x = blit(CHAR_SLASH, x,y);
x = blitNumber(month_selected, x,y);
x = blit(CHAR_SLASH, x,y);
x = blitNumber(day_selected, x,y);
x += 20; // space
am_selected = hour_selected < 12;
if (show_24hour) {
x = blitNumber(hour_selected, x,y);
}
else {
// if (select_cursor==CURSOR_HOUR) blitNumber(hour_selected, x,233);
// 12 hour
int hour = hour_selected;
if (hour==0) hour = 12;
else if (hour>12) hour -= 12;
x = blitNumber(hour, x,y);
}
x = blit(CHAR_COLON, x,y);
x = blitNumber(minute_selected, x,y);
x = blit(CHAR_COLON, x,y);
x = blitNumber(seconds_selected, x,y);
int ampm_w;
if (!show_24hour) {
x += 20; // space
SDL_Surface* text = TTF_RenderUTF8_Blended(font.large, am_selected ? "AM" : "PM", COLOR_WHITE);
ampm_w = text->w + 4;
SDL_BlitSurface(text, NULL, screen, &(SDL_Rect){x,y-6});
SDL_FreeSurface(text);
}
// cursor
x = ox;
y = 222;
if (select_cursor!=CURSOR_YEAR) {
x += 100; // YYYY/
x += (select_cursor - 1) * 60;
}
blitBar(x,y, (select_cursor==CURSOR_YEAR ? 80 : (select_cursor==CURSOR_AMPM ? ampm_w : 40)));
GFX_flip(screen);
dirty = 0;
}
else GFX_sync();
}
SDL_FreeSurface(digits);
QuitSettings();
POW_quit();
GFX_quit();
// TODO: if (seconds_selected==tm.tm_sec) refresh tm and update seconds_selected
if (save_changes) {
char cmd[512];
snprintf(cmd, sizeof(cmd), "date -u -s '%d-%d-%d %d:%d:%d';hwclock --utc -w", year_selected, month_selected, day_selected, hour_selected, minute_selected, seconds_selected);
system(cmd);
}
return EXIT_SUCCESS;
}