Class AbstractELOperator

java.lang.Object
  |
  +--AbstractELOperator

All Implemented Interfaces:

ELOperator

Direct Known Subclasses:

MultiArgumentOperator, OneArgumentOperator, TwoArgumentOperator, ZeroArgumentOperator

public abstract class AbstractELOperator

extends java.lang.Object

implements ELOperator

An operator that paints its icon based on the name of the operator.

Fields inherited from interface ELOperator

LARGE_NUMER_OF_ARGUMENTS

Constructor Summary

AbstractELOperator()

Method Summary

protected static float	clamp(float c) Computes min(-1.0, max(1.0, c)).
boolean	hasExternalInfluences() Returns true if the output is influenced by the environment.
protected java.lang.String	iconString() Override to change the string painted for an icon.
void	paintIcon(java.awt.Graphics2D graphics, int x, int y, int width, int height) Draw an icon for this operator

Methods inherited from class java.lang.Object

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

Methods inherited from interface ELOperator

apply, description, getMaxNumArguments, getMinNumArguments, name, unparse

Constructor Detail

AbstractELOperator

public AbstractELOperator()

Method Detail

iconString

protected java.lang.String iconString()

Override to change the string painted for an icon.

paintIcon

public void paintIcon(java.awt.Graphics2D graphics,
                      int x,
                      int y,
                      int width,
                      int height)

Description copied from interface: ELOperator

Draw an icon for this operator

Specified by:

paintIcon in interface ELOperator

clamp

protected static final float clamp(float c)

Computes min(-1.0, max(1.0, c)). A useful utility method to call from compose().

hasExternalInfluences

public boolean hasExternalInfluences()

Description copied from interface: ELOperator

Returns true if the output is influenced by the environment.

Specified by:

hasExternalInfluences in interface ELOperator