org.povclipse2.editors.scanners

Class RValue

java.lang.Object

org.povclipse2.editors.scanners.RValue

public class RValue
extends java.lang.Object

Define an RValue from a parsed expression.
Also acts as an accumulator for during parsing via the operator attribute. During parsing, if a parent token has an RValue, then perform accumulator functions

Since:

2016-12-13

Author:

Dick Balaska

See Also:

gitweb

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	RValue.Type

Field Summary

Fields

Modifier and Type	Field and Description
static int	OPERATOR_CONCAT
static int	OPERATOR_DIVIDE
static int	OPERATOR_EQUAL
static int	OPERATOR_GT
static int	OPERATOR_GTE
static int	OPERATOR_LT
static int	OPERATOR_LTE
static int	OPERATOR_MINUS
static int	OPERATOR_MULTIPLY
static int	OPERATOR_NONE
static int	OPERATOR_NOT
static int	OPERATOR_NOT_EQUAL
static int	OPERATOR_PLUS

Constructor Summary

Constructors

Constructor and Description
RValue() bean constructor
RValue(double numeric) Convenience constructor to set this RValue to this numeric value
RValue(double x, double y, double z) Convenience constructor to create a vector out of 3 doubles
RValue(RValue.Type type) Convenience constructor to set the Type of this RValue
RValue(java.lang.String string) Convenience constructor to set this RValue to this String

Method Summary

Modifier and Type	Method and Description
int	getDimensions() Return the number of dimensions in this RValue.
double	getNumeric()
int	getOperator()
java.lang.String	getString()
RValue.Type	getType()
double[]	getVector()
double	getVector(int index)
double	getVector(java.lang.String s)
static boolean	isValidVectorAccess(java.lang.String s) Is this vector access string one we know about?
void	setNumeric(double numeric)
void	setOperator(int operator)
void	setString(java.lang.String string)
void	setType(RValue.Type type)
void	setVector(int index, double value)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

OPERATOR_NONE

public static final int OPERATOR_NONE

See Also:

Constant Field Values

OPERATOR_PLUS

public static final int OPERATOR_PLUS

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Constant Field Values

OPERATOR_MINUS

public static final int OPERATOR_MINUS

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Constant Field Values

OPERATOR_MULTIPLY

public static final int OPERATOR_MULTIPLY

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Constant Field Values

OPERATOR_DIVIDE

public static final int OPERATOR_DIVIDE

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Constant Field Values

OPERATOR_CONCAT

public static final int OPERATOR_CONCAT

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Constant Field Values

OPERATOR_LT

public static final int OPERATOR_LT

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Constant Field Values

OPERATOR_LTE

public static final int OPERATOR_LTE

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Constant Field Values

OPERATOR_GT

public static final int OPERATOR_GT

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Constant Field Values

OPERATOR_GTE

public static final int OPERATOR_GTE

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Constant Field Values

OPERATOR_EQUAL

public static final int OPERATOR_EQUAL

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Constant Field Values

OPERATOR_NOT_EQUAL

public static final int OPERATOR_NOT_EQUAL

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Constant Field Values

OPERATOR_NOT

public static final int OPERATOR_NOT

See Also:

Constant Field Values

Constructor Detail

RValue

public RValue()

bean constructor

RValue

public RValue(RValue.Type type)

Convenience constructor to set the Type of this RValue

Parameters:

type - The Type of this RValue

RValue

public RValue(java.lang.String string)

Convenience constructor to set this RValue to this String

Parameters:

string - The String to set

RValue

public RValue(double numeric)

Convenience constructor to set this RValue to this numeric value

Parameters:

numeric - The double value to set

RValue

public RValue(double x,
              double y,
              double z)

Convenience constructor to create a vector out of 3 doubles

Parameters:

x - The 0th parameter

y - The 1st parameter

z - The 2nd parameter

Method Detail

getType

public RValue.Type getType()

Returns:

the type

setType

public void setType(RValue.Type type)

Parameters:

type - the type to set

getNumeric

public double getNumeric()

Returns:

the numeric

setNumeric

public void setNumeric(double numeric)

Parameters:

numeric - the numeric to set

getString

public java.lang.String getString()

Returns:

the string

setString

public void setString(java.lang.String string)

Parameters:

string - the string to set

getOperator

public int getOperator()

Returns:

the operator

setOperator

public void setOperator(int operator)

Parameters:

operator - the operator to set

setVector

public void setVector(int index,
                      double value)

getVector

public double getVector(int index)

getVector

public double[] getVector()

getVector

public double getVector(java.lang.String s)

isValidVectorAccess

public static boolean isValidVectorAccess(java.lang.String s)

Is this vector access string one we know about?

Parameters:

s - The possible extension to check

Returns:

true if it's one of the types we know about

getDimensions

public int getDimensions()

Return the number of dimensions in this RValue. Valid only if Type == VECTOR.

Returns:

vector.length

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object