Fades the color by multiplying the saturation value by 0.5 and the brightness by 1.3. - Java 2D Graphics

Java examples for 2D Graphics:Color

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Description

Fades the color by multiplying the saturation value by 0.5 and the brightness by 1.3.

Demo Code

/**/*from   w w w  .ja v a2 s. c om*/
 * Copyright 1998-2008, CHISEL Group, University of Victoria, Victoria, BC, Canada.
 * All rights reserved.
 */
//package com.java2s;
import java.awt.Color;

public class Main {
    /**
     * Fades the color by multiplying the saturation value by 0.5 and the brightness by 1.3.
     * @param color
     * @return Color
     */
    public static Color fadeColor(Color color) {
        return fadeColor(color, 0.5f, 1.3f);
    }

    /**
     * Fades the color by multiplying the sFactor to the color's saturation, and
     * multiplying bFactor by the color's brightness.
     * @param color
     * @param sFactor the saturation factor
     * @param bFactor the brightness factor
     * @return Color
     */
    public static Color fadeColor(Color color, float sFactor, float bFactor) {
        float[] hsb = new float[3];
        int r = color.getRed();
        int g = color.getGreen();
        int b = color.getBlue();
        Color.RGBtoHSB(r, g, b, hsb);
        // we want a colour with the same hue, slightly less saturation, and slightly more brightness
        hsb[1] = hsb[1] * sFactor; // doesn't work so well with colors close to grey, because no colour to saturate
        hsb[2] = Math.min(1.0f, hsb[2] * bFactor); // if brightness goes above 1.0 we get a different hue!?
        return Color.getHSBColor(hsb[0], hsb[1], hsb[2]);
    }
}

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