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1.1 root 1: /*
2: * This example uses a few of the many VIO calls.
3: *
4: * This example puts the time on the screen in large numbers.
1.1.1.2 ! root 5: *
! 6: * Created by Microsoft Corp. 1986
1.1 root 7: */
8:
1.1.1.2 ! root 9: #include <os2def.h>
! 10: #define INCL_DOSPROCESS
! 11: #define INCL_DOSDATETIME
! 12: #include <bsedos.h>
! 13: #define INCL_SUB
! 14: #include <bsesub.h>
1.1 root 15: #include <stdio.h>
16:
17: #define CHAR_WIDTH 8
18: #define CHAR_HEIGHT 7
19:
20: #define CLOCK_ROW 10 /* row to start the clock */
21: #define TOTAL_COLMS 80 /* screen size in colms */
22: #define TOTAL_ROWS 24 /* screen size in rows */
23:
24:
25: char BigChars[10][CHAR_HEIGHT][CHAR_WIDTH] = {
26:
27: {
28: " 00 ",
29: " 0 0 ",
30: " 0 0",
31: " 0 0",
32: " 0 0",
33: " 0 0 ",
34: " 00 "
35: },
36: {
37: " 1 ",
38: " 1 ",
39: " 1 ",
40: " 1 ",
41: " 1 ",
42: " 1 ",
43: " 1 "
44: },
45: {
46: " 2222 ",
47: " 2 2",
48: " 2",
49: " 2 ",
50: " 2 ",
51: " 2 ",
52: " 222222"
53: },
54: {
55: " 33333 ",
56: " 3",
57: " 3",
58: " 333 ",
59: " 3",
60: " 3",
61: " 33333 "
62: },
63: {
64: " 44 ",
65: " 4 4 ",
66: " 4 4 ",
67: " 4 4 ",
68: " 444444",
69: " 4 ",
70: " 4 "
71: },
72: {
73: " 555555",
74: " 5 ",
75: " 55555 ",
76: " 5",
77: " 5",
78: " 5 5",
79: " 5555 "
80: },
81: {
82: " 6 ",
83: " 6 ",
84: " 6 ",
85: " 6666 ",
86: " 6 6",
87: " 6 6",
88: " 6666 "
89: },
90: {
91: " 777777",
92: " 7",
93: " 7 ",
94: " 7 ",
95: " 7 ",
96: " 7 ",
97: " 7 "
98: },
99: {
100: " 8888 ",
101: " 8 8",
102: " 8 8",
103: " 8888 ",
104: " 8 8",
105: " 8 8",
106: " 8888 "
107: },
108: {
109: " 9999 ",
110: " 9 9",
111: " 9 9",
112: " 9999 ",
113: " 9 ",
114: " 9 ",
115: " 9 "
116: }
117: };
118:
119:
120: main(argc, argv)
121: int argc;
122: char *argv[];
123: {
124: unsigned rc; /* return code */
1.1.1.2 ! root 125: DATETIME Now; /* time struct for DosGetDateTime */
1.1 root 126:
127: /* clear the screen */
128:
1.1.1.2 ! root 129: VioWrtNCell( " \07", TOTAL_ROWS * TOTAL_COLMS, 0, 0, 0 );
1.1 root 130:
1.1.1.2 ! root 131: /* paint separators between hours and minutes, and minutes and seconds*/
1.1 root 132:
1.1.1.2 ! root 133: VioWrtNCell( "|\07", 1, (CLOCK_ROW + 2), 27, 0 );
! 134: VioWrtNCell( "|\07", 1, (CLOCK_ROW + 5), 27, 0 );
! 135: VioWrtNCell( "|\07", 1, (CLOCK_ROW + 2), 52, 0 );
! 136: VioWrtNCell( "|\07", 1, (CLOCK_ROW + 5), 52, 0 );
1.1 root 137:
138: for (;;) {
139:
140: /* get the system time */
141:
1.1.1.2 ! root 142: if (rc = DosGetDateTime( &Now)) {
1.1 root 143:
1.1.1.2 ! root 144: printf("DosGetDateTime failed, error: %d\n", rc);
! 145: DosExit(EXIT_PROCESS, 0);
1.1 root 146: }
147:
148: /* write the digits out to the screen */
149:
1.1.1.2 ! root 150: LoadNumber(Now.hours / 10, 5, CLOCK_ROW);
! 151: LoadNumber(Now.hours % 10, 15, CLOCK_ROW);
1.1 root 152: LoadNumber(Now.minutes / 10, 30, CLOCK_ROW);
153: LoadNumber(Now.minutes % 10, 40, CLOCK_ROW);
154: LoadNumber(Now.seconds / 10, 55, CLOCK_ROW);
155: LoadNumber(Now.seconds % 10, 65, CLOCK_ROW);
156:
1.1.1.2 ! root 157: DosSleep(900L);
1.1 root 158: }
159: }
160:
161:
162: /* display the digit at the given coordinates */
163:
164: LoadNumber( dig, x, y )
165: unsigned dig;
166: unsigned x;
167: unsigned y;
168: {
169: int i;
170:
171: /* write a list of char strings to make up a display number */
172:
173: for (i=0; (i < CHAR_HEIGHT); i++)
174:
175: /* write a character string starting from the coordinates */
176:
1.1.1.2 ! root 177: VioWrtCharStr( BigChars[dig][i], CHAR_WIDTH, y++, x, 0);
1.1 root 178: }
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