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:edu.ku.brc.ui.GradiantButton.java

/**
* Generate the alpha version of this color
* @param color the color in question// w  w w  . jav a2 s .c  o m
* @param alpha the alpha of the new color
* @return Generate the alpha version of this color
*/
protected static Color alphaColor(Color color, int alpha) {
    return new Color(color.getRed(), color.getGreen(), color.getBlue(), alpha);
}

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From source file:com.gargoylesoftware.htmlunit.util.StringUtils.java

/**
 * Formats the specified color.//  www. java 2s.c  om
 *
 * @param aColor the color to format
 * @return the specified color, formatted
 */
public static String formatColor(final Color aColor) {
    return "rgb(" + aColor.getRed() + ", " + aColor.getGreen() + ", " + aColor.getBlue() + ")";
}

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From source file:se.trixon.almond.GraphicsHelper.java

public static String colorToAABBGGRR(Color color, String... prefixSuffix) {
    String rr = StringUtils.leftPad(Integer.toHexString(color.getRed()), 2, "0");
    String gg = StringUtils.leftPad(Integer.toHexString(color.getGreen()), 2, "0");
    String bb = StringUtils.leftPad(Integer.toHexString(color.getBlue()), 2, "0");
    String aa = StringUtils.leftPad(Integer.toHexString(color.getAlpha()), 2, "0");
    StringBuilder builder = new StringBuilder();

    if (prefixSuffix.length > 0) {
        builder.append(prefixSuffix[0]);
    }//from   w  w w . j  ava2 s  .c o m

    builder.append(aa).append(bb).append(gg).append(rr);

    if (prefixSuffix.length > 1) {
        builder.append(prefixSuffix[1]);
    }

    return builder.toString();
}

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From source file:joinery.impl.Display.java

private static void addTrend(final Chart chart, final Series series, final List<Object> xdata) {
    final SimpleRegression model = new SimpleRegression();
    final Iterator<? extends Number> y = series.getYData().iterator();
    for (int x = 0; y.hasNext(); x++) {
        model.addData(x, y.next().doubleValue());
    }//from   www  .  j  a v  a2s . c  om
    final Color mc = series.getMarkerColor();
    final Color c = new Color(mc.getRed(), mc.getGreen(), mc.getBlue(), 0x60);
    final Series trend = chart.addSeries(series.getName() + " (trend)",
            Arrays.asList(xdata.get(0), xdata.get(xdata.size() - 1)),
            Arrays.asList(model.predict(0), model.predict(xdata.size() - 1)));
    trend.setLineColor(c);
    trend.setMarker(SeriesMarker.NONE);
}

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From source file:uk.bl.wa.tika.parser.imagefeatures.FaceDetectionParser.java

private static Color maxBrightness(Color c) {
    float[] hsv = new float[3];
    Color.RGBtoHSB(c.getRed(), c.getGreen(), c.getBlue(), hsv);
    return new Color(Color.HSBtoRGB(hsv[0], hsv[1], 1.0f));
}

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From source file:org.testeditor.dashboard.TableDurationTrend.java

/**
 * composes awt color from swt color RGB.
 * /*from  w w  w  .  j  a va2 s  . c  om*/
 * @param color
 *            SWT
 * @return java.awt.Color
 */
public static java.awt.Color toAwtColor(org.eclipse.swt.graphics.Color color) {
    return new java.awt.Color(color.getRed(), color.getGreen(), color.getBlue());
}

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From source file:de.bund.bfr.jung.JungUtils.java

private static Paint mixWith(Paint paint, Color mix) {
    if (paint instanceof Color) {
        Color c = (Color) paint;

        return new Color((c.getRed() + mix.getRed()) / 2, (c.getGreen() + mix.getGreen()) / 2,
                (c.getBlue() + mix.getBlue()) / 2, (c.getAlpha() + mix.getAlpha()) / 2);
    } else if (paint instanceof TexturePaint) {
        BufferedImage texture = ((TexturePaint) paint).getImage();
        BufferedImage mixed = new BufferedImage(texture.getWidth(), texture.getHeight(), texture.getType());

        for (int x = 0; x < texture.getWidth(); x++) {
            for (int y = 0; y < texture.getHeight(); y++) {
                mixed.setRGB(x, y, ((Color) mixWith(new Color(texture.getRGB(x, y)), mix)).getRGB());
            }/*  www  . ja  v a  2 s.c  om*/
        }

        return new TexturePaint(mixed, new Rectangle(mixed.getWidth(), mixed.getHeight()));
    } else {
        return paint;
    }
}

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From source file:com.sandbox.utils.HSLColor.java

/**
 * Convert a RGB Color to it corresponding HSL values.
 *
 * @param color the color to convert./*from w  w w. j av a2  s .com*/
 * @param dest  the optional array to store the result in.
 * @return an array containing the 3 HSL values.
 */
public static float[] fromRGB(final Color color, float[] dest) {
    // Get RGB values in the range 0 - 1

    final float r = color.getRed() / 255f;
    final float g = color.getGreen() / 255f;
    final float b = color.getBlue() / 255f;

    // Minimum and Maximum RGB values are used in the HSL calculations

    final float min = FastMath.min(r, FastMath.min(g, b));
    final float max = FastMath.max(r, FastMath.max(g, b));

    // Calculate the Hue

    float h = 0;

    if (max == min)
        h = 0;
    else if (max == r)
        h = ((g - b) / (max - min) / 6f + 1) % 1;
    else if (max == g)
        h = (b - r) / (max - min) / 6f + 1f / 3f;
    else if (max == b)
        h = (r - g) / (max - min) / 6f + 2f / 3f;

    // Calculate the Luminance

    final float l = (max + min) / 2;

    // Calculate the Saturation

    float s = 0;

    if (max == min)
        s = 0;
    else if (l <= .5f)
        s = (max - min) / (max + min);
    else
        s = (max - min) / (2 - max - min);

    if (dest == null)
        dest = new float[3];
    dest[0] = h;
    dest[1] = s;
    dest[2] = l;

    return dest;
}

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From source file:ml.hsv.java

public static void HSV2File(hsv hsvImage[][], int width, int height) throws IOException //store img output as hsv2file.png
{
    BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    WritableRaster raster = image.getRaster();
    for (int i = 0; i < height; i++) {
        for (int j = 0; j < width; j++) {
            int RGB = Color.HSBtoRGB(hsvImage[i][j].h, hsvImage[i][j].s, hsvImage[i][j].v);
            Color c = new Color(RGB);
            int temp[] = { c.getRed(), c.getGreen(), c.getBlue() };
            raster.setPixel(j, i, temp);
        }//from  w  w  w . jav a  2  s  . c  om
    }
    ImageIO.write(image, "PNG",
            new File("/home/shinchan/FinalProject/PaperImplementation/Eclipse/ML/output/hsv2file.png"));
}

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From source file:ImageProcessing.ImageProcessing.java

public static double[] extractRedColor(BufferedImage source) {
    //Extracts the Red value from the RGB value of the source pixels.
    int imageWidth = source.getWidth();
    int imageHeight = source.getHeight();
    double[] values = new double[imageWidth * imageHeight];

    for (int i = 0; i < imageHeight; i++) {
        for (int j = 0; j < imageWidth; j++) {
            int rgbValue = source.getRGB(j, i);
            Color currentPixel = new Color(rgbValue, true);
            int value = currentPixel.getRed();
            values[(i * imageWidth) + j] = value;
        }/*  www. j  a v  a 2 s  . c om*/
    }

    return values;
}

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