private void simForm_MouseDown(object sender, MouseEventArgs e)
{
if (particle != null)
{
particle.Unmark();
}
if (line != null)
{
line.Unmark();
}
if (connection != null)
{
connection.Unmark();
}
a = new Vector(e.X, e.Y);
particle = null;
foreach (Particle p in World.Particles)
{
if ((p.Position - a).Length < (p.Radius / 2) + 1)
{
particle = p;
particle.Mark();
break;
}
}
if (true)
{
line = null;
foreach (Line l in World.Lines)
{
if (l.Distance(a) < 5)
{
line = l;
line.Mark();
break;
}
}
}
if (true)
{
connection = null;
foreach (ParticleConnection c in World.Connections)
{
Line temp = new Line(c.Particle1.Position, c.Particle2.Position);
if (temp.Distance(a) < 5)
{
connection = c;
connection.Mark();
break;
}
}
}
}
private void simForm_MouseDoubleClick(object sender, MouseEventArgs e)
{
switch (name)
{
case "particle":
Particle p = new Particle();
p.Position = new Vector(e.X, e.Y);
p.Mass = m;
p.Radius = r;
p.Mark();
World.AddParticle(p);
particle = p;
break;
case "circle":
World.BuildCircle(e.X, e.Y, (int)d, (int)r);
break;
case "wall":
World.BuildWall(e.X, e.Y, (int)h, (int)w, (int)r, false);
break;
case "rope":
World.BuildRope(e.X, e.Y, (int)l, this.e, m, r);
break;
case "square":
World.BuildSquare(e.X, e.Y, (int)h, (int)w);
break;
case "chain":
World.BuildChain(e.X, e.Y, (int)l, (int)r, (int)m, true, true);
break;
default:
break;
}
Invalidate();
}
