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| #include <iostream.h>
#include <conio.h>
#include <graphics.h>
#include <stdlib.h>
#include <stdio.h>
#include <dos.h>
#include <iomanip.h>
#include <math.h>
class TShape {
protected: int x, y, color;
public:
TShape(int ix, int iy, int icolor);
~TShape();
virtual void Draw(int c)= 0;
void Show();void Hide();
};
class TPoint : public TShape {
public:
TPoint(int ix, int iy, int icolor);
void Draw(int c);
};
class Ellipse : public TPoint {
protected: int sang, endang, xrad, yrad;
public:
Ellipse(int ix, int iy, int ixrad, int iyrad, int icolor);
void Draw(int c);
};
class Ring : public Ellipse {
protected: int r;
public:
Ring(int ix, int iy, int ir, int icolor);
void Draw(int c);
};
class Sector : public Ellipse {
protected: int sang, eang, xrad, yrad;
public:
Sector(int ix, int iy, int isang, int ieang, int ixrad, int iyrad, int icolor);
void Draw(int c);
};
TShape::TShape(int ix, int iy, int icolor) {
x=ix; y=iy;
color=icolor;
}
TShape::~TShape() {
}
void TShape::Show() {
Draw(color);
}
void TShape::Hide() {
Draw(BLACK);
}
TPoint::TPoint(int ix, int iy, int icolor): TShape(ix, iy, icolor){
}
void TPoint::Draw(int c) {
putpixel(x, y, c);
}
Ellipse::Ellipse(int ix, int iy, int ixrad, int iyrad, int icolor) :
TPoint(ix, iy, icolor){
xrad=ixrad; yrad=iyrad;
}
void Ellipse::Draw(int c) {
setcolor(c);
ellipse(x, y, 0, 360, xrad, yrad);
line(x-xrad,y-yrad,x+xrad,y+yrad);
}
Ring::Ring(int ix, int iy, int ir, int icolor) :
Ellipse (ix, iy, ir, ir, icolor ) {
r=ir;
}
void Ring::Draw(int c) {
setcolor(c);
circle(x, y, r);
}
Sector::Sector(int ix, int iy, int isang, int ieang, int ixrad, int iyrad, int icolor):
Ellipse(ix, iy, ixrad, iyrad, icolor) {
sang=isang; eang=ieang;
xrad=ixrad; yrad=iyrad;
}
void Sector::Draw(int c) {
setcolor(c);
sector(x, y, sang, eang, xrad, yrad);
}
main() {
cout<<"color";
int i,var,j;
TShape *A[64];
int graphdriver = DETECT, graphmode, errorcode;
initgraph(&graphdriver, &graphmode, "C:\\Borlandc\\BGI");
randomize();
setfillstyle(1,0);
cout<<"<---CHOSE_YOUR_DESTINY---> \n";
cout<<"1) Ellipse \n";
cout<<"2) Ring \n"; cout<<"3) Sector \n";
cout<<"4) 2 Dots \n"; cin>>var;
if (var==1){
for (i=0; i<64; i++) {
A[i] = new Ellipse(i*10, 240, random(100), random(80), random(14)+1);
}
while (!kbhit()) {
for (i=0; i<64; i++) {
A[i]->Show();
delay(50);
A[i]->Hide();
}
}
}
if (var==2){
for (i=0; i<64; i++) {
A[i] = new Ring(i*10, 240, random(100), random(14)+1);
}
while (!kbhit()) {
for (i=0; i<64; i++) {
A[i]->Show();
delay(50);
A[i]->Hide();
}
}
}
if (var==3){
for (i=0; i<64; i++) { j=random(45);
A[i] = new Sector(i*10, 240, 315+j, 45-j, 60+i, 60+i, random(14)+1);
}
while (!kbhit()) {
for (i=0; i<64; i++) {
A[i]->Show();
delay(50);
A[i]->Hide();
}
}
}
if (var==4){
for (i=0; i<64; i++) {
A[i] = new TPoint(100+random(500), 100+random(300), random(14)+1);
}
while (!kbhit()) {
for (i=0; i<2; i++) {
A[i]->Show();
delay(500);
}
}
}
getch();
closegraph();
return 0;
} |
(
