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

BLUE

public static final Colormap BLUE

Linear blue colormap.

BLUE_GREEN_RED_YELLOW

public static final Colormap BLUE_GREEN_RED_YELLOW

Blue/green/red/yellow colormap.

BLUE_RED

public static final Colormap BLUE_RED

Blue/red colormap.

BLUE_WHITE

public static final Colormap BLUE_WHITE

Blue/white colormap.

BW_LINEAR

public static final Colormap BW_LINEAR

Black and white (grayscale) colormap.

GREEN

public static final Colormap GREEN

Linear green colormap.

GREEN_PINK

public static final Colormap GREEN_PINK

Green/pink colormap.

GREEN_RED_BLUE_WHITE

public static final Colormap GREEN_RED_BLUE_WHITE

Green/red/blue/white colormap.

GREEN_WHITE_EXPONENTIAL

public static final Colormap GREEN_WHITE_EXPONENTIAL

Exponential green/white colormap.

GREEN_WHITE_LINEAR

public static final Colormap GREEN_WHITE_LINEAR

Linear green/white colormap.

PRISM

public static final Colormap PRISM

Prism colormap.

RED

public static final Colormap RED

Linear red colormap.

RED_PURPLE

public static final Colormap RED_PURPLE

Red/purple colormap.

RED_TEMPERATURE

public static final Colormap RED_TEMPERATURE

Red temperature colormap.

SPECTRAL

public static final Colormap SPECTRAL

Spectral colormap.

STANDARD_GAMMA

public static final Colormap STANDARD_GAMMA

Standard gamma 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]