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.

Version:

1.0

Author:

Douglas Brown

Field Summary

static double	WT_B_VID
static double	WT_FLAT
static double	WT_G_VID
static double	WT_R_VID

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)

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

Field Detail

WT_R_VID

public static final double WT_R_VID

See Also:

Constant Field Values

WT_G_VID

public static final double WT_G_VID

See Also:

Constant Field Values

WT_B_VID

public static final double WT_B_VID

See Also:

Constant Field Values

WT_FLAT

public static final double WT_FLAT

See Also:

Constant Field Values

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)

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