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-rw-r--r--contrib/SDL-3.2.8/test/testtime.c224
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diff --git a/contrib/SDL-3.2.8/test/testtime.c b/contrib/SDL-3.2.8/test/testtime.c
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1/*
2 Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
3
4 This software is provided 'as-is', without any express or implied
5 warranty. In no event will the authors be held liable for any damages
6 arising from the use of this software.
7
8 Permission is granted to anyone to use this software for any purpose,
9 including commercial applications, and to alter it and redistribute it
10 freely.
11*/
12
13/* Test program to verify the SDL date/time APIs */
14#include <SDL3/SDL.h>
15#include <SDL3/SDL_main.h>
16#include <SDL3/SDL_test.h>
17
18#define CAL_Y_OFF 100.0f
19#define CAL_X_OFF 19.0f
20#define CELL_WIDTH 86.0f
21#define CELL_HEIGHT 60.0f
22
23static int cal_year;
24static int cal_month;
25static SDL_TimeFormat time_format;
26static SDL_DateFormat date_format;
27
28static void RenderDateTime(SDL_Renderer *r)
29{
30 const char *const WDAY[] = { "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" };
31 const char *const MNAME[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul",
32 "Aug", "Sep", "Oct", "Nov", "Dec" };
33 const char *const TIMEPOST[] = { "", " AM", " PM" };
34
35 int day, len;
36 const char *postfix = TIMEPOST[0];
37 float x, y;
38 const float x_max = CAL_X_OFF + (CELL_WIDTH * 7);
39 const float y_max = CAL_Y_OFF + (CELL_HEIGHT * 6);
40 char str[256];
41 char short_date[128];
42 SDL_Time ticks;
43 SDL_DateTime dt;
44
45 SDL_SetRenderDrawColor(r, 0xFF, 0xFF, 0xFF, 0xFF);
46
47 /* Query the current time and print it. */
48 SDL_GetCurrentTime(&ticks);
49 SDL_TimeToDateTime(ticks, &dt, false);
50
51 switch (date_format) {
52 case SDL_DATE_FORMAT_YYYYMMDD:
53 SDL_snprintf(short_date, sizeof(short_date), "%04d-%02d-%02d", dt.year, dt.month, dt.day);
54 break;
55 case SDL_DATE_FORMAT_DDMMYYYY:
56 SDL_snprintf(short_date, sizeof(short_date), "%02d.%02d.%04d", dt.day, dt.month, dt.year);
57 break;
58 case SDL_DATE_FORMAT_MMDDYYYY:
59 SDL_snprintf(short_date, sizeof(short_date), "%02d/%02d/%04d", dt.month, dt.day, dt.year);
60 break;
61 }
62
63 if (time_format) {
64 if (dt.hour > 12) { /* PM */
65 dt.hour -= 12;
66 postfix = TIMEPOST[2];
67 } else {
68 if (!dt.hour) { /* AM */
69 dt.hour = 12; /* Midnight */
70 }
71 postfix = TIMEPOST[1];
72 }
73 }
74
75 SDL_snprintf(str, sizeof(str), "UTC: %s %02d %s %04d (%s) %02d:%02d:%02d.%09d%s %+05d",
76 WDAY[dt.day_of_week], dt.day, MNAME[dt.month - 1], dt.year, short_date,
77 dt.hour, dt.minute, dt.second, dt.nanosecond, postfix, ((dt.utc_offset / 3600) * 100) + (dt.utc_offset % 3600));
78
79 SDLTest_DrawString(r, 10, 15, str);
80
81 SDL_TimeToDateTime(ticks, &dt, true);
82 if (time_format) {
83 if (dt.hour > 12) { /* PM */
84 dt.hour -= 12;
85 postfix = TIMEPOST[2];
86 } else {
87 if (!dt.hour) { /* AM */
88 dt.hour = 12; /* Midnight */
89 }
90 postfix = TIMEPOST[1];
91 }
92 }
93
94 SDL_snprintf(str, sizeof(str), "Local: %s %02d %s %04d (%s) %02d:%02d:%02d.%09d%s %+05d",
95 WDAY[dt.day_of_week], dt.day, MNAME[dt.month - 1], dt.year, short_date,
96 dt.hour, dt.minute, dt.second, dt.nanosecond, postfix,
97 ((dt.utc_offset / 3600) * 100) + (dt.utc_offset % 3600));
98 SDLTest_DrawString(r, 10, 30, str);
99
100 /* Draw a calendar. */
101 if (!cal_month) {
102 cal_month = dt.month;
103 cal_year = dt.year;
104 }
105
106 for (y = CAL_Y_OFF; y <= CAL_Y_OFF + (CELL_HEIGHT * 6); y += CELL_HEIGHT) {
107 SDL_RenderLine(r, CAL_X_OFF, y, x_max, y);
108 }
109 for (x = CAL_X_OFF; x <= CAL_X_OFF + (CELL_WIDTH * 7); x += CELL_WIDTH) {
110 SDL_RenderLine(r, x, CAL_Y_OFF, x, y_max);
111 }
112
113 /* Draw the month and year. */
114 len = SDL_snprintf(str, sizeof(str), "%s %04d", MNAME[cal_month - 1], cal_year);
115 SDLTest_DrawString(r, (CAL_X_OFF + ((x_max - CAL_X_OFF) / 2)) - ((FONT_CHARACTER_SIZE * len) / 2), CAL_Y_OFF - (FONT_LINE_HEIGHT * 3), str);
116
117 /* Draw day names */
118 for (x = 0; x < 7; ++x) {
119 float offset = ((CAL_X_OFF + (CELL_WIDTH * x)) + (CELL_WIDTH / 2)) - ((FONT_CHARACTER_SIZE * 3) / 2);
120 SDLTest_DrawString(r, offset, CAL_Y_OFF - FONT_LINE_HEIGHT, WDAY[(int)x]);
121 }
122
123 day = SDL_GetDayOfWeek(cal_year, cal_month, 1);
124 x = CAL_X_OFF + (day * CELL_WIDTH + (CELL_WIDTH - (FONT_CHARACTER_SIZE * 3)));
125 day = 0;
126 y = CAL_Y_OFF + FONT_LINE_HEIGHT;
127 while (++day <= SDL_GetDaysInMonth(cal_year, cal_month)) {
128 SDL_snprintf(str, sizeof(str), "%02d", day);
129
130 /* Highlight the current day in red. */
131 if (cal_year == dt.year && cal_month == dt.month && day == dt.day) {
132 SDL_SetRenderDrawColor(r, 0xFF, 0, 0, 0xFF);
133 }
134 SDLTest_DrawString(r, x, y, str);
135 SDL_SetRenderDrawColor(r, 0xFF, 0xFF, 0xFF, 0xFF);
136
137 x += CELL_WIDTH;
138 if (x >= x_max) {
139 x = CAL_X_OFF + (CELL_WIDTH - (FONT_CHARACTER_SIZE * 3));
140 y += CELL_HEIGHT;
141 }
142 }
143}
144
145int main(int argc, char *argv[])
146{
147 SDLTest_CommonState *state;
148 SDL_Event event;
149 int done;
150
151 /* Initialize test framework */
152 state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO);
153 if (!state) {
154 return 1;
155 }
156
157 /* Parse commandline */
158 if (!SDLTest_CommonDefaultArgs(state, argc, argv)) {
159 return 1;
160 }
161
162 if (!SDLTest_CommonInit(state)) {
163 goto quit;
164 }
165
166 SDL_GetDateTimeLocalePreferences(&date_format, &time_format);
167
168 /* Main render loop */
169 done = 0;
170
171 while (!done) {
172 /* Check for events */
173 while (SDL_PollEvent(&event)) {
174 SDLTest_CommonEvent(state, &event, &done);
175 if (event.type == SDL_EVENT_KEY_DOWN) {
176 switch (event.key.key) {
177 case SDLK_UP:
178 if (++cal_month > 12) {
179 cal_month = 1;
180 ++cal_year;
181 }
182 break;
183 case SDLK_DOWN:
184 if (--cal_month < 1) {
185 cal_month = 12;
186 --cal_year;
187 }
188 break;
189 case SDLK_1:
190 time_format = SDL_TIME_FORMAT_24HR;
191 break;
192 case SDLK_2:
193 time_format = SDL_TIME_FORMAT_12HR;
194 break;
195 case SDLK_3:
196 date_format = SDL_DATE_FORMAT_YYYYMMDD;
197 break;
198 case SDLK_4:
199 date_format = SDL_DATE_FORMAT_DDMMYYYY;
200 break;
201 case SDLK_5:
202 date_format = SDL_DATE_FORMAT_MMDDYYYY;
203 break;
204 default:
205 break;
206 }
207 } else if (event.type == SDL_EVENT_LOCALE_CHANGED) {
208 SDL_GetDateTimeLocalePreferences(&date_format, &time_format);
209 }
210 }
211
212 SDL_SetRenderDrawColor(state->renderers[0], 0x00, 0x00, 0x00, 0xFF);
213 SDL_RenderClear(state->renderers[0]);
214
215 RenderDateTime(state->renderers[0]);
216
217 SDL_RenderPresent(state->renderers[0]);
218 }
219
220quit:
221 SDLTest_CleanupTextDrawing();
222 SDLTest_CommonQuit(state);
223 return 0;
224}
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