111 lines
3.2 KiB
C
111 lines
3.2 KiB
C
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typedef enum { /* for foreground or background pen */
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FOREGROUND,
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BACKGROUND,
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NUMBER_OF_PENS
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} pen_type;
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typedef enum {
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HOUR_TENS,
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HOUR_ONES,
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MIN_TENS,
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MIN_ONES,
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SEC_TENS,
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DIGITS_WITHOUT_SECONDS = SEC_TENS,
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SEC_ONES,
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DIGITS_WITH_SECONDS
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} digit_index;
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typedef enum {
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TOP_DOT,
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BOT_DOT,
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NUMBER_OF_DOTS
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} dot_index;
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typedef enum {
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SEGMENT_0,
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SEGMENT_1,
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SEGMENT_2,
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SEGMENT_3,
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SEGMENT_4,
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SEGMENT_5,
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SEGMENT_6,
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NUMBER_OF_SEGMENTS
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} segment_index;
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typedef enum {
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COLON_0,
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COLON_1,
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COLON_2,
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NUMBER_OF_COLONS
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} colon_index;
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#ifdef __WINDOWS_386__
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#define _EXPORT
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#else
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#define _EXPORT __export
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#endif
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#define MINIMUM_HEIGHT 18 /* minimum digit height in pixels */
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#define PORTION_OF_SPACE_FOR_SEGMENT 5 /* size of segment (1/5 of digit) */
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#define PORTION_FOR_SEGMENT_GAP 25 /* gap between segments (1/25) */
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#define PORTION_FOR_COLON 4 /* size saved for ":" (1/4) */
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#define UNUSED_PORTION_OF_SCREEN_HEIGHT 8 /* 1/8 of screen height unused */
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#define UNUSED_PORTION_OF_SCREEN_WIDTH 16 /* 1/16 of screen width unused */
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#define UNUSED_PORTION_OF_DIGIT_SPACE 6 /* 1/6 of digit space is unused */
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#define NUMBER_OF_COLONS 3 /* there are 3 colons in the clock */
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#define DIGIT_HEIGHT_SCALE 2 /* digit width is 2/3 its height */
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#define DIGIT_WIDTH_SCALE 3
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typedef unsigned pixels;
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typedef struct { /* an (x,y) screen position */
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pixels x; /* -- top left is (0,0) */
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pixels y;
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} position;
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typedef struct { /* start/end points of a line segment */
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position start;
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position end;
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} seg_position;
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typedef struct { /* info about one digit segment */
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BOOL on; /* is it painted on the screen? */
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seg_position position; /* where is it */
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} segment;
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typedef struct { /* info about one clock digit */
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int value; /* what number is it? */
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segment segment[ NUMBER_OF_SEGMENTS ]; /* each segment */
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} digit;
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typedef struct { /* info about one "dot" of a colon */
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pen_type pen; /* is it on (FORE) or off (BACK) */
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position top_left; /* where is top left corner */
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position bot_rite; /* where is bottom right corner */
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} colon_part;
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typedef struct { /* info about one colon */
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colon_part dot[NUMBER_OF_DOTS];
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} colon;
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#define MENU_ABOUT 1 /* define our menu items */
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#define MENU_DISPLAY_SECONDS 2
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#define MENU_SUPRESS_SECONDS 3
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#define MENU_SET_ALARM 4
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#define MENU_RUN_CLOCK 5
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#define MENU_12_HOUR_CLOCK 6
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#define MENU_24_HOUR_CLOCK 7
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#define ONE_SECOND 1000 /* one second is 1000 milliseconds */
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#define BUFLEN 30 /* length of buffer reqd by MessageBox */
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#define BLANK_SPACE_VALUE 10 /* this digit will draw as a blank */
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#define TIMER_ID 1 /* id to use for our timer */
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