Package org.opentrafficsim.draw.core

Class BoundsPaintScale

java.lang.Object
org.opentrafficsim.draw.core.BoundsPaintScale
All Implemented Interfaces:
java.io.Serializable, PaintScale, ColorPaintScale
public class BoundsPaintScale
extends java.lang.Object
implements ColorPaintScale, java.io.Serializable
Paint scale interpolating between colors at values.

Copyright (c) 2013-2020 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
BSD-style license. See OpenTrafficSim License.

Version:
$Revision$, $LastChangedDate$, by $Author$, initial version 8 okt. 2018
Author:
Alexander Verbraeck, Peter Knoppers, Wouter Schakel
See Also:
Serialized Form

  • Field Summary

    Fields 
    Modifier and Type Field Description
    static java.awt.Color[] GREEN_RED
    3-color scale from green to red.
    static java.awt.Color[] GREEN_RED_DARK
    5-color scale from green to red with dark edges.

  • Constructor Summary

    Constructors 
    Constructor Description
    BoundsPaintScale​(double[] bounds, java.awt.Color[] boundColors)
    Constructor.

  • Method Summary

    Modifier and Type Method Description
    double getLowerBound()
    java.awt.Color getPaint​(double value)
    double getUpperBound()
    static java.awt.Color[] hue​(int n)
    Creates an array of n colors with varying hue.
    static java.awt.Color[] reverse​(java.awt.Color[] colors)
    Reverses the color array.
    java.lang.String toString()

    Methods inherited from class java.lang.Object

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

  • Field Details

    • GREEN_RED

      public static final java.awt.Color[] GREEN_RED
      3-color scale from green to red.

    • GREEN_RED_DARK

      public static final java.awt.Color[] GREEN_RED_DARK
      5-color scale from green to red with dark edges.

  • Constructor Details

    • BoundsPaintScale

      public BoundsPaintScale​(double[] bounds, java.awt.Color[] boundColors) throws java.lang.IllegalArgumentException
      Constructor.
      Parameters:
      bounds - double[]; value bounds
      boundColors - Color[]; colors at bounds
      Throws:
      java.lang.IllegalArgumentException - if less than 2 bounds, unequal number of bounds and colors, or duplicate bounds

  • Method Details

    • reverse

      public static java.awt.Color[] reverse​(java.awt.Color[] colors)
      Reverses the color array.
      Parameters:
      colors - Color[]; array of colors
      Returns:
      Color[]; reversed color array

    • hue

      public static java.awt.Color[] hue​(int n)
      Creates an array of n colors with varying hue.
      Parameters:
      n - int; number of colors.
      Returns:
      Color[]; array of n colors with varying hue

    • getPaint

      public java.awt.Color getPaint​(double value)
      Specified by:
      getPaint in interface ColorPaintScale
      Specified by:
      getPaint in interface PaintScale

    • getLowerBound

      public final double getLowerBound()
      Specified by:
      getLowerBound in interface PaintScale

    • getUpperBound

      public final double getUpperBound()
      Specified by:
      getUpperBound in interface PaintScale

    • toString

      public java.lang.String toString()
      Overrides:
      toString in class java.lang.Object