Курсовая работа: Система координат канви

int ballsInside;

int R;

void Draw();};

class TBall { public:

float x,y, dx,dy;

int R;

bool exists, stopped ;

int col,ID,count;

TList *Items;

void Draw();

void Stop();

bool InLose(int &Number);

void outFrom(TBall b);

TBall CollisedWith();

~TBall();};

class TCue {

public:

bool Visible;

TBall ToBall;

float Angle, energy;

void draw();

void Hit();};

void TCue::Hit(){

TBall *ToBall;

ToBall->dx =-cos(Angle)*energy;

ToBall->dy = -sin(Angle)*energy;

ToBall->stopped = False;

Visible = False;}

class TBilliardTable{