org.das2.graph.DasColorBar

Axis that converts to RGB color instead of horizontal or vertical position.

DasColorBar( Datum min, Datum max, boolean log )

Create an color bar object, relating data and color.

DasColorBar( Datum min, Datum max, int orientation, boolean log )

Create an color bar object, relating data and color.

PROPERTY_TYPE

handle for the property "type".

PROPERTY_FILL_COLOR

handle for the property fillColor.

PROP_SPECIALCOLORS

PROP_SHOWCOLORBAR

getActiveRegion

getActiveRegion( ) → Shape

Returns:

java.awt.Shape

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getAxisBounds

getAxisBounds( ) → Rectangle

Returns:

java.awt.Rectangle

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getColorBarColumn

getColorBarColumn( org.das2.graph.DasColumn column ) → DasColumn

return a column suitable for the colorbar, based on the spectrogram column.

Parameters

column - the column for the spectrogram described.

Returns:

the new column.

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getFillColor

getFillColor( ) → Color

get the color used to indicate fill, often gray or a transparent white. Note all instances use the same fillColor.

Returns:

the fill color.

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getFillColorIndex

getFillColorIndex( ) → int

return the index of the fill color in the indexed color model.

Returns:

the index of the fill color

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getIndexColorModel

getIndexColorModel( ) → IndexColorModel

return the color model so that indexed color model can be used.

Returns:

the color model

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getSpecialColors

getSpecialColors( ) → String

Returns:

java.lang.String

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getType

getType( ) → Type

return the type of colorbar (e.g. DasColorBar.Type.GRAYSCALE or DasColorBar.Type.APL_RAINBOW_BLACK0)

Returns:

the type of colorbar

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indexColorTransform

indexColorTransform( double data, Units units ) → int

convert the double to an indexed color.

Parameters

data - a data value
units - the units of the given data value.

Returns:

the index into the color table.

See Also:

getIndexColorModel()


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isShowColorBar

isShowColorBar( ) → boolean

Returns:

boolean

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rgbTransform

rgbTransform( double data, Units units ) → int

convert the double to an RGB color.

Parameters

data - a data value
units - the units of the given data value.

Returns:

the combined RGB components

See Also:

Color#Color(int)


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setFillColor

setFillColor( java.awt.Color fillColor ) → void

set the color used to indicate fill, often gray or a transparent white. Note all instances use the same fillColor.

Parameters

fillColor - the new fill color.

Returns:

void (returns nothing)

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setShowColorBar

setShowColorBar( boolean showColorBar ) → void

when set to false, this is basically an ordinary axis. Autoplot uses this to support StackedHistogram mode.

Parameters

showColorBar - true if the colorbar should be drawn.

Returns:

void (returns nothing)

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setSpecialColors

setSpecialColors( String specialColors ) → void

set this to a comma-delineated list of name:value pairs,

Parameters

specialColors - a String

Returns:

void (returns nothing)

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setType

setType( org.das2.graph.DasColorBar.Type type ) → void

set the type of colorbar

Parameters

type - type of colorbar (e.g. DasColorBar.Type.GRAYSCALE or DasColorBar.Type.APL_RAINBOW_BLACK0)

Returns:

void (returns nothing)

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