org.opensourcephysics.media.core
Class BrightnessFilter

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

public class BrightnessFilter
extends Filter

This is a Filter that changes the brightness and contrast of a source image.

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

BrightnessFilter()
Constructs a default BrightnessFilter object.

Method Summary

void	clear() Clears this filter
int	getBrightness() Gets the brightness.
double	getContrast() Gets the contrast.
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	setBrightness(int brightness) Sets the brightness.
void	setContrast(double contrast) Sets the contrast.

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

addPropertyChangeListener, addPropertyChangeListener, 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

BrightnessFilter

public BrightnessFilter()

Constructs a default BrightnessFilter object.

Method Detail

setContrast

public void setContrast(double contrast)

Sets the contrast.

Parameters:

contrast - the contrast.

getContrast

public double getContrast()

Gets the contrast.

Returns:

the contrast.

setBrightness

public void setBrightness(int brightness)

Sets the brightness.

Parameters:

brightness - the brightness.

getBrightness

public int getBrightness()

Gets the brightness.

Returns:

the brightness.

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

clear

public void clear()

Clears this filter

Overrides:

clear in class Filter

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