public BodiesPair(RoundBodyModel body1, RoundBodyModel body2)
{
Body1 = body1;
Body2 = body2;
Id = Extensions.CalculateHash(body1.Id, body2.Id);
}
public void GenerateBlackHole(int mass = 5000000)
{
var blackHole = new RoundBodyModel((ushort) (Bodies.Any() ? Bodies.Max(x => x.Id) + 1
: 1))
{
Mass = new Mass(mass),
CenterX = new Coordinate(MaxX/2),
CenterY = new Coordinate(MaxY/2),
};
blackHole.SetDiameter();
Bodies.ForEach(x =>
{
var pair = new BodiesPair(blackHole, x);
Pairs.Add(pair.Id, pair);
});
Bodies.Add(blackHole);
}
public void GenerateBodies(int count = BodiesCount)
{
var random = new Random();
for (int i = 0; i < count; i++)
{
var temp = new RoundBodyModel((ushort) i)
{
Mass = new Mass(random.Next(MaxMass)),
CenterX = new Coordinate(random.Next(MaxX)),
CenterY = new Coordinate(random.Next(MaxY)),
Speed = new Speed(random.Next(-MaxSpeed, MaxSpeed), random.Next(-MaxSpeed, MaxSpeed))
};
temp.SetDiameter();
Bodies.ForEach(x =>
{
var pair = new BodiesPair(x, temp);
Pairs.Add(pair.Id, pair);
});
Bodies.Add(temp);
}
}
public void OnBodyClicked(RoundBodyModel body, Point mousePosition)
{
body.CenterX.Value = mousePosition.X;
body.CenterY.Value = mousePosition.Y;
OnPropertyChanged(body, "Top");
OnPropertyChanged(body, "Left");
}
private void UIElement_OnPreviewMouseUp(object sender, MouseButtonEventArgs e)
{
_selected = null;
}
private void UIElement_OnPreviewMouseDown(object sender, MouseButtonEventArgs e)
{
_selected = (RoundBodyModel)((FrameworkElement)sender).DataContext;
}