Converts a color to its String representation for Text and HTML in the #RRGGBBAA format - Java 2D Graphics

Java examples for 2D Graphics:Color String

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Description

Converts a color to its String representation for Text and HTML in the #RRGGBBAA format

Demo Code


//package com.java2s;
import java.awt.*;

public class Main {
    /**/*from   www. j  a  v a 2 s . c  o m*/
     * Converts a color to its String representation for VisText and
     * HTML in the #RRGGBBAA format
     * @param Color
     */
    public static String toHTMLString(Color c) {
        // Either one or two characters long
        String r = Integer.toHexString(c.getRed());
        String g = Integer.toHexString(c.getGreen());
        String b = Integer.toHexString(c.getBlue());
        String a = Integer.toHexString(c.getAlpha());

        if (r.length() == 1)
            r = "0" + r;
        if (g.length() == 1)
            g = "0" + g;
        if (b.length() == 1)
            b = "0" + b;
        if (a.length() == 1)
            a = "0" + a;

        return "#" + r + g + b + a;
    }

    /**
     * Converts a color to its String representation for VisText and
     * HTML in the #RRGGBBAA format
     * @param int color in aarrggbb format (as from getRGB())
     */
    public static String toHTMLString(int color) {
        // Either one or two characters long
        String r = Integer.toHexString((color >> 16) & 0xFF);
        String g = Integer.toHexString((color >> 8) & 0xFF);
        String b = Integer.toHexString((color >> 0) & 0xFF);
        String a = Integer.toHexString((color >> 24) & 0xFF);

        if (r.length() == 1)
            r = "0" + r;
        if (g.length() == 1)
            g = "0" + g;
        if (b.length() == 1)
            b = "0" + b;
        if (a.length() == 1)
            a = "0" + a;

        return "#" + r + g + b + a;
    }
}

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