Package PamView

Class ProjectorDrawingOptions

java.lang.Object

PamView.ProjectorDrawingOptions

Direct Known Subclasses:

MapDrawingOptions

public abstract class ProjectorDrawingOptions
extends Object

Options that can be added to the GeneralProjector class so that whatever draws the data units can pick up this additional information.
Currently, this is handling fading of lines and symbols over time for the map but may be extended to include other options.

Author:

Doug Gillespie

Constructor Summary

Constructors

Constructor	Description
ProjectorDrawingOptions()

Method Summary

Modifier and Type	Method	Description
Color	createColor(Color oldColor, Float opacity)	Generate a new colour object with the said opacity.
int	floatToInt255(Float floatValue)	Convert a floating point 0-1 Object to an integer value.
abstract Float	getLineOpacity()	Get the opacity for lines.
abstract Float	getShapeOpacity()	Get the opacity for shapes.

Methods inherited from class java.lang.Object

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

Constructor Details

ProjectorDrawingOptions

public ProjectorDrawingOptions()

Method Details

getLineOpacity

public abstract Float getLineOpacity()

Get the opacity for lines.

Returns:

the opacity for lines (1 = solid, 0 = transparent).

getShapeOpacity

public abstract Float getShapeOpacity()

Get the opacity for shapes.

Returns:

the opacity for shapes (1 = solid, 0 = transparent).

floatToInt255

public int floatToInt255(Float floatValue)

Convert a floating point 0-1 Object to an integer value. Assume 1 if null.

Parameters:

floatValue -

Returns:

createColor

public Color createColor(Color oldColor,
 Float opacity)

Generate a new colour object with the said opacity.

Parameters:

oldColor - old colour

opacity - opacity on scale 0 to 1

Returns:

new colour