com.imsl.chart
Interface Colormap

public interface Colormap

Colormaps are mappings from the unit interval to Colors. They are a one-dimensional parameterized path through the color cube.

See Also:

Heatmap

Field Summary

static Colormap	BLUE Linear blue colormap.
static Colormap	BLUE_GREEN_RED_YELLOW Blue/green/red/yellow colormap.
static Colormap	BLUE_RED Blue/red colormap.
static Colormap	BLUE_WHITE Blue/white colormap.
static Colormap	BW_LINEAR Black and white (grayscale) colormap.
static Colormap	GREEN Linear green colormap.
static Colormap	GREEN_PINK Green/pink colormap.
static Colormap	GREEN_RED_BLUE_WHITE Green/red/blue/white colormap.
static Colormap	GREEN_WHITE_EXPONENTIAL Exponential green/white colormap.
static Colormap	GREEN_WHITE_LINEAR Linear green/white colormap.
static Colormap	PRISM Prism colormap.
static Colormap	RED Linear red colormap.
static Colormap	RED_PURPLE Red/purple colormap.
static Colormap	RED_TEMPERATURE Red temperature colormap.
static Colormap	SPECTRAL Spectral colormap.
static Colormap	STANDARD_GAMMA Standard gamma colormap.
static Colormap	WHITE_BLUE_LINEAR Linear blue/white colormap.

Method Summary

Color

color(double t) Maps the parameterization interval [0,1] into Colors.

Field Detail

RED

public static final Colormap RED

Linear red colormap.

GREEN

public static final Colormap GREEN

Linear green colormap.

BLUE

public static final Colormap BLUE

Linear blue colormap.

BW_LINEAR

public static final Colormap BW_LINEAR

Black and white (grayscale) colormap.

BLUE_WHITE

public static final Colormap BLUE_WHITE

Blue/white colormap.

GREEN_RED_BLUE_WHITE

public static final Colormap GREEN_RED_BLUE_WHITE

Green/red/blue/white colormap.

RED_TEMPERATURE

public static final Colormap RED_TEMPERATURE

Red temperature colormap.

BLUE_GREEN_RED_YELLOW

public static final Colormap BLUE_GREEN_RED_YELLOW

Blue/green/red/yellow colormap.

STANDARD_GAMMA

public static final Colormap STANDARD_GAMMA

Standard gamma colormap.

PRISM

public static final Colormap PRISM

Prism colormap.

RED_PURPLE

public static final Colormap RED_PURPLE

Red/purple colormap.

GREEN_WHITE_LINEAR

public static final Colormap GREEN_WHITE_LINEAR

Linear green/white colormap.

GREEN_WHITE_EXPONENTIAL

public static final Colormap GREEN_WHITE_EXPONENTIAL

Exponential green/white colormap.

GREEN_PINK

public static final Colormap GREEN_PINK

Green/pink colormap.

BLUE_RED

public static final Colormap BLUE_RED

Blue/red colormap.

SPECTRAL

public static final Colormap SPECTRAL

Spectral colormap.

WHITE_BLUE_LINEAR

public static final Colormap WHITE_BLUE_LINEAR

Linear blue/white colormap.

Method Detail

color

public Color color(double t)

Maps the parameterization interval [0,1] into Colors.

Parameters:

t - A parameter value in the interval [0,1].

Returns:

A Color value corresponding to t.

Throws:

IllegalArgumentException - is thrown if t is outside of the range [0,1]