org.opensourcephysics.display2d
Class ColorMapper

java.lang.Object
  org.opensourcephysics.display2d.ColorMapper

public class ColorMapper

extends java.lang.Object

Field Summary

static int	BLACK
static int	BLUE
static int	DUALSHADE
static int	GRAYSCALE
static int	GREEN
static int	NORENDER
static int	RED
static int	REDBLUE_SHADE
static int	SPECTRUM
static int	WIREFRAME

Constructor Summary

ColorMapper(int _numColors, double _floor, double _ceil, int palette)

Method Summary

java.awt.Color	doubleToColor(double value) Converts a double to a color.
byte[]	doubleToComponents(double value, byte[] rgb) Converts a double to color components.
double	getCeil() Gets the ceiling color.
java.awt.Color	getCeilColor() Gets the ceiling color.
static java.awt.Color[]	getColorPalette(int numColors, int paletteType) Gets a array of colors for use in data visualization.
double	getFloor() Gets the floor.
java.awt.Color	getFloorColor() Gets the floor color;
static XML.ObjectLoader	getLoader() Gets a loader that allows a Circle to be represented as XML data.
int	getNumColors() Gets the number of colors between the floor and ceiling values.
protected int	getPaletteType() Returns the color palette.
protected void	setColorPalette(java.awt.Color[] _colors) Sets the color palette.
void	setFloorCeilColor(java.awt.Color _floorColor, java.awt.Color _ceilColor) Sets the floor and ceiling colors.
protected void	setNumberOfColors(int _numColors) Sets the number of colors
protected void	setPaletteType(int _paletteType) Sets the color palette.
void	setScale(double _floor, double _ceil) Sets the scale.
javax.swing.JFrame	showLegend() Shows the color legend.

Methods inherited from class java.lang.Object

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

Field Detail

SPECTRUM

public static final int SPECTRUM

See Also:

Constant Field Values

GRAYSCALE

public static final int GRAYSCALE

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Constant Field Values

DUALSHADE

public static final int DUALSHADE

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Constant Field Values

RED

public static final int RED

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Constant Field Values

GREEN

public static final int GREEN

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Constant Field Values

BLUE

public static final int BLUE

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Constant Field Values

BLACK

public static final int BLACK

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Constant Field Values

WIREFRAME

public static final int WIREFRAME

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Constant Field Values

NORENDER

public static final int NORENDER

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Constant Field Values

REDBLUE_SHADE

public static final int REDBLUE_SHADE

See Also:

Constant Field Values

Constructor Detail

ColorMapper

public ColorMapper(int _numColors,
                   double _floor,
                   double _ceil,
                   int palette)

Method Detail

showLegend

public javax.swing.JFrame showLegend()

Shows the color legend.

setScale

public void setScale(double _floor,
                     double _ceil)

Sets the scale.

Parameters:

_floor -

_ceil -

doubleToComponents

public byte[] doubleToComponents(double value,
                                 byte[] rgb)

Converts a double to color components.

Parameters:

value - double

rgb - byte[]

Returns:

byte[]

doubleToColor

public java.awt.Color doubleToColor(double value)

Converts a double to a color.

Parameters:

value -

Returns:

the color

getFloor

public double getFloor()

Gets the floor.

Returns:

getFloorColor

public java.awt.Color getFloorColor()

Gets the floor color;

Returns:

getCeil

public double getCeil()

Gets the ceiling color.

Returns:

getCeilColor

public java.awt.Color getCeilColor()

Gets the ceiling color.

Returns:

getNumColors

public int getNumColors()

Gets the number of colors between the floor and ceiling values.

Returns:

setFloorCeilColor

public void setFloorCeilColor(java.awt.Color _floorColor,
                              java.awt.Color _ceilColor)

Sets the floor and ceiling colors.

Parameters:

_floorColor -

_ceilColor -

getPaletteType

protected int getPaletteType()

Returns the color palette.

Returns:

mode

setColorPalette

protected void setColorPalette(java.awt.Color[] _colors)

Sets the color palette.

Parameters:

_colors -

setNumberOfColors

protected void setNumberOfColors(int _numColors)

Sets the number of colors

Parameters:

_numColors -

setPaletteType

protected void setPaletteType(int _paletteType)

Sets the color palette.

Parameters:

_paletteType -

getColorPalette

public static java.awt.Color[] getColorPalette(int numColors,
                                               int paletteType)

Gets a array of colors for use in data visualization. Colors are similar to the colors returned by a color mapper instance.

Parameters:

numColors -

paletteType -

Returns:

getLoader

public static XML.ObjectLoader getLoader()

Gets a loader that allows a Circle to be represented as XML data. Objects without XML loaders cannot be saved and retrieved from an XML file.

Returns:

ObjectLoader