AlgoritmiGeometrici/ InitAxe2D

int xe(float x)// normalizarea coordonatei x
{
    return((int)floor((x - x_1) / (x_2 - x_1)*x_max));
}
int ye(float y)// normalizarea coordonatei y
{
    return((int)floor((y_2 - y) / (y_2 - y_1)*y_max));
}
void axe2D()
{
    setcolor(0);
    outtextxy(xe(x_2) - 20, ye(0) - 20, "x");
    outtextxy(xe(x_2) - 18, ye(0) - 7, ">");
    outtextxy(xe(0) - 15, ye(y_2) + 15, "y");
    outtextxy(xe(0) - 15, ye(0) - 15, "O");
    outtextxy(xe(0) - 1, ye(y_2), "^");
    line(xe(x_1), ye(0), xe(x_2), ye(0));
    line(xe(0), ye(y_1), xe(0), ye(y_2));
}