/**
* @param container
* @param name
* @throws ptolemy.kernel.util.NameDuplicationException
* @throws ptolemy.kernel.util.IllegalActionException
*/
public MathFunction(final CompositeEntity container, final String name)
throws NameDuplicationException, IllegalActionException {
super(container, name);
// Parameters
function = new StringParameter(this, "function");
function.setExpression("exp");
function.addChoice("exp");
function.addChoice("log");
function.addChoice("modulo");
function.addChoice("sign");
function.addChoice("square");
function.addChoice("sqrt");
_function = _EXP;
// Ports
// secondOperand port is not allocated in the constructor
// instead it will allocated dynamically during run-time
firstOperand = PortFactory.getInstance().createInputPort(this, "input", Double.class);
output = PortFactory.getInstance().createOutputPort(this, "output");
_attachText(
"_iconDescription",
"<svg>\n"
+ "<rect x=\"-30\" y=\"-15\" "
+ "width=\"60\" height=\"30\" "
+ "style=\"fill:white\"/>\n"
+ "</svg>\n");
}
/**
* Construct a constant source with the given container and name. Create the <i>value</i>
* parameter, initialize its value to the default value of an IntToken with value 1.
*
* @param container The container.
* @param name The name of this actor.
* @exception IllegalActionException If the entity cannot be contained by the proposed container.
* @exception NameDuplicationException If the container already has an actor with this name.
*/
public Counter(CompositeEntity container, String name)
throws NameDuplicationException, IllegalActionException {
super(container, name);
startValueParam = new Parameter(this, "start", new LongToken(1));
startValueParam.setTypeEquals(BaseType.LONG);
registerConfigurableParameter(startValueParam);
reset = PortFactory.getInstance().createInputPort(this, "reset", null);
}
/** Create the second port needed by modulo function */
private void _createSecondPort() throws NameDuplicationException, IllegalActionException {
// Go looking for the port in case somebody else created the port
// already. For example, this might
// happen in shallow code generation.
secondOperand = (Port) getPort("secondOperand");
if (secondOperand == null) {
secondOperand =
PortFactory.getInstance().createInputPort(this, "secondOperand", Double.class);
} else if (secondOperand.getContainer() == null) {
secondOperand.setContainer(this);
}
}
