Question

Write a program in structured text that tells a butterfly valve to open for 10seconds and close thereafter.

Answer 1

#include<graphics.h>
#include<iostream.h>
#include<conio.h>
#include<stdlib.h>
char *buff1,*buff2;
void main()
{
int gd=DETECT,gm;
void *buff;
int area1,area2,x,y;

initgraph(&gd,&gm,"c:\\tc\\bgi");

  
ellipse(240,80,115,65,10,40);

circle(240,40,10);
ellipse(215,40,15,100,20,40);
ellipse(265,40,85,165,20,40);

ellipse(160,90,270,0,80,25);   
ellipse(160,60,0,90,80,25);
ellipse(160,75,270,90,15,40);
ellipse(320,75,90,270,15,40);

ellipse(320,90,180,270,80,25);
ellipse(320,60,90,180,80,25);

setfillstyle(SOLID_FILL,YELLOW);
floodfill(240,40,WHITE);
setfillstyle(SOLID_FILL,BLUE);
floodfill(200,80,WHITE);
floodfill(290,60,WHITE);
setfillstyle(SOLID_FILL,BROWN);
floodfill(240,80,WHITE);
setfillstyle(SOLID_FILL,GREEN);
floodfill(240,110,WHITE);


area1=imagesize(160,0,320,120);
buff1=malloc(area1);

getimage(160,0,320,120,buff1);
clearviewport();

ellipse(240,80,120,60,10,40);

circle(240,40,10);
ellipse(215,40,15,100,20,30);
ellipse(265,40,85,165,20,30);

ellipse(320,90,180,260,80,40);   
ellipse(320,60,100,180,80,40);
ellipse(310,75,105,255,15,60);

ellipse(160,90,280,0,80,40);
ellipse(160,60,0,80,80,40);
ellipse(170,75,285,75,15,60);
setfillstyle(SOLID_FILL,YELLOW);
floodfill(240,40,WHITE);
setfillstyle(SOLID_FILL,BLUE);
floodfill(200,80,WHITE);
floodfill(290,60,WHITE);
setfillstyle(SOLID_FILL,BROWN);
floodfill(240,80,WHITE);
setfillstyle(SOLID_FILL,GREEN);
floodfill(240,110,WHITE);


area2=imagesize(160,0,320,140);
buff2=malloc(area2);
getimage(160,0,320,140,buff2);
clearviewport();

x=220;y=475;
while(!kbhit())
{
if(y==25)
y=475;
putimage(x,y,buff1,COPY_PUT);
delay(30);
clearviewport();
putimage(x,y,buff2,COPY_PUT);
delay(30);
clearviewport();
y=y-15;
}
getch();
closegraph();
}