com.metaweb.lessen.expr
Class OperatorCall

java.lang.Object
  com.metaweb.lessen.expr.OperatorCall

All Implemented Interfaces:

Evaluable

public class OperatorCall
extends Object
implements Evaluable

Field Summary

protected Evaluable	_left
protected String	_operator
protected Evaluable	_right

Constructor Summary

OperatorCall(String operator, Evaluable left, Evaluable right)

Method Summary

static Number	doubleToNumber(double n)
Token	eval(Scope scope)
static NumericToken	makeDimensionToken(Token t, double d, String unit)
static NumericToken	makeNumberToken(Token t, double d)
static NumericToken	makeNumericToken(Token t, double d)
static NumericToken	makePercentageToken(Token t, double d)
static NumericToken	performNumericOperation(String op, NumericToken leftT, double n)
static NumericToken	performNumericOperation(String op, NumericToken leftT, NumericToken rightT)

Methods inherited from class java.lang.Object

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

Field Detail

_operator

protected final String _operator

_left

protected final Evaluable _left

_right

protected final Evaluable _right

Constructor Detail

OperatorCall

public OperatorCall(String operator,
                    Evaluable left,
                    Evaluable right)

Method Detail

eval

public Token eval(Scope scope)

Specified by:

eval in interface Evaluable

performNumericOperation

public static NumericToken performNumericOperation(String op,
                                                   NumericToken leftT,
                                                   double n)

performNumericOperation

public static NumericToken performNumericOperation(String op,
                                                   NumericToken leftT,
                                                   NumericToken rightT)

makeNumericToken

public static NumericToken makeNumericToken(Token t,
                                            double d)

makeNumberToken

public static NumericToken makeNumberToken(Token t,
                                           double d)

makePercentageToken

public static NumericToken makePercentageToken(Token t,
                                               double d)

makeDimensionToken

public static NumericToken makeDimensionToken(Token t,
                                              double d,
                                              String unit)

doubleToNumber

public static Number doubleToNumber(double n)