C > Games and Graphics

Needle & ballons.

Needle & ballons.

#include<dos.h>
#include<graphics.h>
#include<stdio.h>
#include<stdlib.h>
#include<conio.h>
union REGS in,o;

circ()
{
	int i;
	for(i=0;i<15;i++)
		circle(320,240,i*10);
	rectangle(240,160,400,320);
}

bulb()
{
	int i=1,c=1;
	randomize();
	while(!kbhit())
	{
		if((i%2)==0)
			setcolor(c++);
		setfillstyle(1,getcolor());
		circle(320,240,i*20);
		putpixel(320-i+2,240-i+2,1);
		floodfill(320-i+2,240-i+2,getcolor());
		delay(1000);
		i++;
		if(i>=5)
			i=1;
	}
}

dot()
{
	int i,j,of=40,wid=5;
	setcolor(8);
	setfillstyle(1,getcolor());
	for(i=of;i<getmaxx();i+=of)
		bar(i,0,i+wid,getmaxy());

	for(i=of;i<getmaxy();i+=of)
		bar(0,i,getmaxx(),i+wid);

	for(i=of;i<getmaxx();i+=of)
		for(j=of;j<getmaxy();j+=of)
		{
			setcolor(15);
			setfillstyle(1,getcolor());
			circle(i+2,j+2,4);
			floodfill(i+2,j+2,getcolor());
		}

}

void main()
{
	int x=0,y=10,gd=DETECT,gm,i;
	initgraph(&gd,&gm,"c:\tc\bgi");
	setcolor(YELLOW);
	settextstyle(1,0,6);
	outtextxy(0,240,"Count the black dots.....");
	sleep(4);
	cleardevice();
	dot();
	getch();
	cleardevice();
	setcolor(YELLOW);
	settextstyle(1,0,4);
	outtextxy(0,240,"I bet the lines of rectangle are straight.....");
	sleep(4);
	getch();
	cleardevice();
	circ();
	getch();
	closegraph();
}