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2026/4/28 13:52:11

£¨1£© void Drawclockº¯Êý

void DrawClock(int x,int y,int color) { int r=150; float th; setcolor(color); circle(x,y,r); circle(x,y,2); }

×÷Ó㺻­±íÅÌ£¨rΪ±íÅ̵İ뾶£¬ x£¬yΪԲÐĵÄ×ø±ê¡££© £¨2£© void DrawHand º¯Êý

void DrawHand(int x,int y,float th,int l,int color) {

int x1,y1; x1=x+l*sin(th); y1=y-l*cos(th); setcolor(color); line(x,y,x1,y1); }

×÷Ó㺻­Ö¸Õë

x:Ö±Ï߯ðµãµÄºá×ø±ê y:Ö±Ï߯ðµãµÄ×Ý×ø±ê x1:Ö±ÏßÖÕµãµÄºá×ø±ê y1:Ö±ÏßÖÕµãµÄ×Ý×ø±ê £¨3£© void main() º¯Êý Part ¢Ù:

int gdriver=DETECT,gmode;

struct time curtime; ..............ÀàÐͺÍ×î¸ß·Ö±æÂÊ float th_hour,th_min,th_sec; initgraph(&gdriver,&gmode,\Graphdriver - - -ÅäÊÊÆ÷ graphmode - - - ÏÔʾģʽ

Part ¢Ú:

setbkcolor(0); ....................±³¾°É« Part ¢Û: while(! kbhit()) {

DrawClock(x0,y0,14); ..................º¯Êý gettime(&curtime); .........µÃµ½µ±Ç°ÏµÍ³Ê±¼ä gotoxy(35,20); ...............¶¨Î»Êä³öλÖà Part ¢Ü:

if((float)curtime.ti_hour<=12) .............ÉÏÎçµÄʱ¼ä´¦Àí {printf(\if((float)curtime.ti_hour<10) printf(\Ê®µã֮ǰÔÚСʱÊýǰ¼ÓÁã

printf(\Êä³öСʱ else ............ÏÂÎçµÄʱ¼ä´¦Àí {printf(\

if((float)curtime.ti_hour-12<10) printf(\Èç¹ûʱ¼ä¼õÈ¥12СʱСÓÚ10

printf(\Êä³öСʱ Part ¢Ý:

if((float)curtime.ti_min<10) printf(\Ï൱ÓÚСʱµÄ¼ÆËã·½·¨

printf(\....... Êä³ö·ÖÖÓ£¨Í¬part ¢Ü£© if((float)curtime.ti_sec<10) printf(\printf(\Part ¢Þ:

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th_sec=(float)curtime.ti_sec*0.1047197551;- - - - - - - - - - - - - *£¨2¦Ð/60=0.1047197551£©

th_min=(float)curtime.ti_min*0.1047197551+th_sec/60.0;

th_hour=(float)curtime.ti_hour*0.523598775+th_min/12.0;- - - - *£¨2¦Ð/12=0.5235987755) Part ¢ß: »­Ö¸Õë

DrawHand(x0,y0,th_hour,70,2); ...................»­Ê±Õë DrawHand(x0,y0,th_min,110,3); ...................»­ÃëÕë Part ¢à :

settextstyle(2,0,3); ..............ÉèÖÃ×ÖÌå2:ÎÄ×ÖµÄ×ÖÌå;0:ÎÄ×ֵķ½Ïò;3:ÎÄ×ֵĴóС

outtextxy(270,160,\Êä³ö×ÖÌ壨270£¬160£©Îª×ÖÌåµÄ×ø±ê Part ¢á :

sleep(1); ...........ÑÓʱһÃëºóË¢ÐÂ

cleardevice(); ............. Çå³ýͼÐÎÆÁÄ» closegraph() ... ....¹Ø±ÕͼÐÎϵͳ£¬Í˳öͼÐη½Ê½

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