org.opensourcephysics.media.core
Class GrayScaleFilter

java.lang.Object
  org.opensourcephysics.media.core.Filter
      org.opensourcephysics.media.core.GrayScaleFilter

public class GrayScaleFilter
extends Filter

This is a Filter that produces a grayscale version of the source.

Field Summary

Fields inherited from class org.opensourcephysics.media.core.Filter

ableButton, clearButton, closeButton, deleteItem, enabledAction, enabledItem, frame, hasInspector, inspectorVisible, inspectorX, inspectorY, propertiesItem, stack, support, vidPanel

Constructor Summary

GrayScaleFilter()
Constructs a GrayScaleFilter object.

Method Summary

java.awt.image.BufferedImage	getFilteredImage(java.awt.image.BufferedImage sourceImage) Applies the filter to a source image and returns the result.
javax.swing.JDialog	getInspector() Implements abstract Filter method.
static XML.ObjectLoader	getLoader() Returns an XML.ObjectLoader to save and load filter data.
void	refresh() Refreshes this filter's GUI
void	setWeights(double r, double g, double b) Sets the weighting factors.

Methods inherited from class org.opensourcephysics.media.core.Filter

addPropertyChangeListener, addPropertyChangeListener, clear, getMenu, isEnabled, removePropertyChangeListener, removePropertyChangeListener, setEnabled

Methods inherited from class java.lang.Object

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

Constructor Detail

GrayScaleFilter

public GrayScaleFilter()

Constructs a GrayScaleFilter object.

Method Detail

getFilteredImage

public java.awt.image.BufferedImage getFilteredImage(java.awt.image.BufferedImage sourceImage)

Applies the filter to a source image and returns the result.

Specified by:

getFilteredImage in class Filter

Parameters:

sourceImage - the source image

Returns:

the filtered image

getInspector

public javax.swing.JDialog getInspector()

Implements abstract Filter method.

Specified by:

getInspector in class Filter

Returns:

the inspector

setWeights

public void setWeights(double r,
                       double g,
                       double b)

Sets the weighting factors.

Parameters:

r - red factor

g - green factor

b - blue factor

refresh

public void refresh()

Refreshes this filter's GUI

Overrides:

refresh in class Filter

getLoader

public static XML.ObjectLoader getLoader()

Returns an XML.ObjectLoader to save and load filter data.

Returns:

the object loader