org.epics.pvmanager.extra

Class ColorScheme

java.lang.Object

org.epics.pvmanager.extra.ColorScheme

public abstract class ColorScheme
extends Object

Author:

carcassi

Constructor Summary

Constructors

Constructor and Description
ColorScheme()

Method Summary

Methods

Modifier and Type	Method and Description
abstract int	color(double value, Display ranges) Calculate the color for the value according to the ranges and puts it into the colors buffer.
static ColorScheme	multipleRangeGradient(Color lowerDisplayColor, Color lowerAlarmColor, Color lowerWarningColor, Color upperWarningColor, Color upperAlarmColor, Color upperDisplayColor)
static ColorScheme	singleRangeGradient(Color minValueColor, Color maxValueColor) A simple color scheme that uses only one gradient for the whole display range.
static ColorScheme	singleRangeGradient(Color minValueColor, Color maxValueColor, Color nanColor)

Methods inherited from class java.lang.Object

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

Constructor Detail

ColorScheme

public ColorScheme()

Method Detail

color

public abstract int color(double value,
        Display ranges)

Calculate the color for the value according to the ranges and puts it into the colors buffer.

Parameters:

value - the value to color

ranges - the display ranges

Returns:

the RGB color

singleRangeGradient

public static ColorScheme singleRangeGradient(Color minValueColor,
                              Color maxValueColor)

A simple color scheme that uses only one gradient for the whole display range.

Parameters:

minValueColor - color for the minimum value in the display range

maxValueColor - color for the maximum value in the display range

Returns:

a new color scheme

singleRangeGradient

public static ColorScheme singleRangeGradient(Color minValueColor,
                              Color maxValueColor,
                              Color nanColor)

multipleRangeGradient

public static ColorScheme multipleRangeGradient(Color lowerDisplayColor,
                                Color lowerAlarmColor,
                                Color lowerWarningColor,
                                Color upperWarningColor,
                                Color upperAlarmColor,
                                Color upperDisplayColor)