slogo.instruction
Class SetXY

java.lang.Object
  slogo.language.GrammarElement
      slogo.instruction.Instruction
          slogo.instruction.SetXY

public class SetXY
extends Instruction

Field Summary

(package private) Expression	myX
(package private) Expression	myY

Fields inherited from class slogo.language.GrammarElement

gelementsToValue

Constructor Summary

SetXY(Expression e1, Expression e2)

Method Summary

java.lang.Object

evaluate(Context c) Evaluate this language construct in some context.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

myX

Expression myX

myY

Expression myY

Constructor Detail

SetXY

public SetXY(Expression e1,
             Expression e2)

Method Detail

evaluate

public java.lang.Object evaluate(Context c)

Description copied from class: GrammarElement

Evaluate this language construct in some context. The evaluation may have side-effects, e.g., moving a turtle.

Overrides:

evaluate in class Instruction

Parameters:

c - context in which the evaluation takes place

Returns:

the result of evaluating the construct