/// <summary>
/// Evaluates the logical result.
/// </summary>
/// <returns>The logical result of the whole circuit</returns>
public override bool Evaluate()
{
try
{
Gate gateA = pins[0].InputWire.FromPin.Owner;
if (gateA.Evaluate() == true)
{
_outputVoltage = true;
}
else
{
_outputVoltage = false;
}
return(gateA.Evaluate());
}
catch
{
//Program catches if there is no wire connected to the pin, returning false and displaying an error message
MessageBox.Show("There are no wires connected to the input pin(s).");
return(false);
}
}
/// <summary>
/// Evaluates the logical result of the NOT Gate.
/// </summary>
/// <returns>The NOT result of the gate</returns>
public override bool Evaluate()
{
try
{
Gate gate = pins[0].InputWire.FromPin.Owner;
//Whatever the result of the gate is, return the NOT of it
return(!gate.Evaluate());
}
catch
{
//Program catches if there is no wire connected to the pin, returning false and throwing an exception
MessageBox.Show("There are no wires connected to the input pin(s).");
return(false);
}
}
/// <summary>
/// Computes the logical result of the Or Gate.
/// If either pins evaluate true then the
/// gate is true.
/// </summary>
/// <returns>The logical result</returns>
public override bool Evaluate()
{
try
{
Gate gateA = pins[0].InputWire.FromPin.Owner;
Gate gateB = pins[1].InputWire.FromPin.Owner;
//One of the gates must be true for the OR Gate to return true
return(gateA.Evaluate() || gateB.Evaluate());
}
catch
{
//Program catches if there is no wire connected to the pin, returning false and throwing an exception
MessageBox.Show("There are no wires connected to the input pin(s).");
return(false);
}
}
/// <summary>
/// Computes the logical result of the And Gate.
/// If both pins evaluate to true, then the whole
/// gate is true.
/// </summary>
/// <returns>The logical result</returns>
public override bool Evaluate()
{
try
{
//Set the Gates for the two input pins
Gate gateA = pins[0].InputWire.FromPin.Owner;
Gate gateB = pins[1].InputWire.FromPin.Owner;
//Both gates must return a true value for the AND Gate to return true
return(gateA.Evaluate() && gateB.Evaluate());
}
catch
{
//Program catches if there is no wire connected to the pin, returning false and throwing an exception
MessageBox.Show("There are no wires connected to the input pin(s).");
return(false);
}
}
