Example usage for java.awt Color getRed

Introduction

In this page you can find the example usage for java.awt Color getRed.

Prototype

public int getRed()

Source Link

Document

Returns the red component in the range 0-255 in the default sRGB space.

Usage

From source file:ColorUtil.java

public static final Color mult(Color c, double amount) {
    return c == null ? null
            : new Color(Math.min(255, (int) (c.getRed() * amount)),
                    Math.min(255, (int) (c.getGreen() * amount)), Math.min(255, (int) (c.getBlue() * amount)),
                    c.getAlpha());//  w ww . ja  v a 2  s  .  co  m
}

From source file:Main.java

/**
 * Adjusts a preset color to a roughness value.
 * @param orig The original color/*from www.j  a  va2  s. c  om*/
 * @param a The roughness value.
 * @param maxmin The maximum and minimum differential.
 * @return A color that has been adjust to match the original and roughness.
 */
public static Color adjust(Color orig, double a, int maxmin) {
    if (a > 1)
        a = 1;
    if (a < 0)
        a = 0;

    int r = orig.getRed();
    int g = orig.getGreen();
    int b = orig.getBlue();

    r = (int) (r - (a * maxmin));
    g = (int) (g - (a * maxmin));
    b = (int) (b - (a * maxmin));

    r = colorSnap(r);
    g = colorSnap(g);
    b = colorSnap(b);
    return new Color(r, g, b, orig.getAlpha());
}

From source file:edu.scripps.fl.curves.plot.CurvePlotDrawingSupplier.java

private static Color toGreyScale(Color c) {
    int rgb = (int) (((double) c.getRed() * 0.299) + ((double) c.getGreen() * 0.587)
            + ((double) c.getBlue() * 0.114));
    if (rgb > 255)
        rgb = 255;/*w w  w. j  av a 2s  .c  om*/
    return new Color(rgb, rgb, rgb);
}

From source file:ColorUtils.java

private static float[] toHSB(Color aColor) {
    return Color.RGBtoHSB(aColor.getRed(), aColor.getGreen(), aColor.getBlue(), null);
}

From source file:imageprocessingproject.ImageHistogram.java

private static int getGrayValue(int rgb) {
    Color c = new Color(rgb);
    return (c.getRed() + c.getGreen() + c.getBlue()) / 3;
}

From source file:modelo.HTMLUtils.java

private static String colorToHex(Color color) {
    String hex = String.format("#%02x%02x%02x", color.getRed(), color.getGreen(), color.getBlue());
    return hex;/*from w  w  w  .j  av  a2 s  . c om*/
}

From source file:org.onexus.website.api.widgets.tableviewer.decorators.scale.ColorDecorator.java

public static double lum(Color color) {
    int r = color.getRed();
    int g = color.getGreen();
    int b = color.getBlue();
    return .299 * r + .587 * g + .114 * b;
}

From source file:Main.java

public static Color adjust2(Color original, double value, int maximumrange) {
    if (value > 1)
        value = 1;// ww w .java 2 s.  c om
    if (value < 0)
        value = 0;

    int r = original.getRed();
    int g = original.getGreen();
    int b = original.getBlue();

    double nah = value * maximumrange;

    r += (int) nah;
    g += (int) nah;
    b += (int) nah;

    r = colorSnap(r);
    g = colorSnap(g);
    b = colorSnap(b);
    return new Color(r, g, b, original.getAlpha());
}

From source file:ColorUtil.java

public static final Color add(Color c1, Color c2) {
    return c1 == null ? c2
            : c2 == null ? c1/*from w  ww.  j  a v  a2s.  c  om*/
                    : new Color(Math.min(255, c1.getRed() + c2.getRed()),
                            Math.min(255, c1.getGreen() + c2.getGreen()),
                            Math.min(255, c1.getBlue() + c2.getBlue()), c1.getAlpha());
}

From source file:JavaTron.JTP.java

/**
 * Parses a Color type to a CSV type RGB string
 * @param c A Color Object/*from  ww  w . j  a v a2 s.  co  m*/
 * @return A String in the form of R,G,B i.e '0,255,127'
 */
public static String parseColor(Color c) {
    int red = c.getRed();
    int green = c.getGreen();
    int blue = c.getBlue();
    String csv = Integer.toString(red) + "," + Integer.toString(green) + "," + Integer.toString(blue);
    return csv;
}