public Sub4()
{
input0 = new Nibble();
input1 = new Nibble();
output0 = new Nibble();
borrow = new Bit();
borrow.Bittype = Bit.BitType.Output;
input0.Deletable = false;
input0.Draggable = false;
input1.Deletable = false;
input1.Draggable = false;
output0.Deletable = false;
output0.Draggable = false;
borrow.Deletable = false;
borrow.Draggable = false;
fs1 = new FullSubtractor();
fs2 = new FullSubtractor();
fs3 = new FullSubtractor();
fs4 = new FullSubtractor();
Connections.CrossConnect(input0.OutputPoint0, fs1.Input0);
Connections.CrossConnect(input1.OutputPoint0, fs1.Input1);
Connections.CrossConnect(fs1.OutputB, fs2.InputB);
Connections.CrossConnect(input0.OutputPoint1, fs2.Input0);
Connections.CrossConnect(input1.OutputPoint1, fs2.Input1);
Connections.CrossConnect(fs2.OutputB, fs3.InputB);
Connections.CrossConnect(input0.OutputPoint2, fs3.Input0);
Connections.CrossConnect(input1.OutputPoint2, fs3.Input1);
Connections.CrossConnect(fs3.OutputB, fs4.InputB);
Connections.CrossConnect(input0.OutputPoint3, fs4.Input0);
Connections.CrossConnect(input1.OutputPoint3, fs4.Input1);
Connections.CrossConnect(fs4.OutputB, borrow.InputPoint);
Connections.CrossConnect(fs1.OutputS, output0.InputPoint0);
Connections.CrossConnect(fs2.OutputS, output0.InputPoint1);
Connections.CrossConnect(fs3.OutputS, output0.InputPoint2);
Connections.CrossConnect(fs4.OutputS, output0.InputPoint3);
fs1.InputB.IO = false;
this.Controls.Add(input0);
this.Controls.Add(input1);
this.Controls.Add(output0);
this.Controls.Add(borrow);
this.ContextMenuStrip = cms;
}
private void fullSubtractorToolStripMenuItem_Click(object sender, EventArgs e)
{
FullSubtractor fulls = new FullSubtractor();
fulls.Location = calcLocation();
fulls.Size = s.Equals(LogicGate.small) ? LGComponent.small : s.Equals(LogicGate.medium) ? LGComponent.medium : LGComponent.large;
fulls.Font = new Font(fulls.Font.FontFamily, fs);
fulls.Name = fulls.GetType().Name + namecntr++;
this.Controls.Add(fulls);
}