- #include "franca.h"
- #include "math.h"
- void mainprog()
- {
- float t,angle,radius=100;
- float x,y;
- Circle sun,earth;
- sun.origin(320,240);
- sun.resize(60);
- sun.color(6);
- earth.color(3);
- Clock timer;
- earth.place(radius,0);
- sun.show();
- do
- {
- t=timer.time();
- angle=t*360/36.525; // 1 day=1/10
secs
- angle=angle*2*3.14159/360;//
convert to radians
- x=radius*cos(angle);
- y=radius*sin(angle);
- earth.erase();
- earth.place(x,y);
- earth.show();
- timer.wait(0.03);
- } while(t<=36.25);
- }