slogo.instruction
Class Left

java.lang.Object
  extended by slogo.language.GrammarElement
      extended by slogo.instruction.Instruction
          extended by slogo.instruction.Left

public class Left
extends Instruction


Field Summary
(package private)  Expression degreeExp
           
 
Fields inherited from class slogo.language.GrammarElement
gelementsToValue
 
Constructor Summary
Left(Expression e)
           
 
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

degreeExp

Expression degreeExp
Constructor Detail

Left

public Left(Expression e)
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