Example usage for java.awt Color getBlue

Introduction

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

Prototype

public int getBlue()

Source Link

Document

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

Usage

From source file:cn.z.Ocr5.java

public static int getColorBright(int colorInt) {
    Color color = new Color(colorInt);
    return color.getRed() + color.getGreen() + color.getBlue();
}

From source file:com.lingxiang2014.util.ImageUtils.java

private static String toHexEncoding(Color color) {
    String R, G, B;//  w w  w .j  a va  2 s.com
    StringBuffer stringBuffer = new StringBuffer();
    R = Integer.toHexString(color.getRed());
    G = Integer.toHexString(color.getGreen());
    B = Integer.toHexString(color.getBlue());
    R = R.length() == 1 ? "0" + R : R;
    G = G.length() == 1 ? "0" + G : G;
    B = B.length() == 1 ? "0" + B : B;
    stringBuffer.append("#");
    stringBuffer.append(R);
    stringBuffer.append(G);
    stringBuffer.append(B);
    return stringBuffer.toString();
}

From source file:cn.z.Ocr5.java

public static int isBlack(int colorInt, int blackThreshold) {
    final Color color = new Color(colorInt);
    if (color.getRed() + color.getGreen() + color.getBlue() <= blackThreshold) {
        return 1;
    }//from   w w  w.  j  a  v a2  s . c  o m
    return 0;
}

From source file:cn.z.Ocr5.java

public static int isWhite(int colorInt, int whiteThreshold) {
    final Color color = new Color(colorInt);
    if (color.getRed() + color.getGreen() + color.getBlue() > whiteThreshold) {
        return 1;
    }//w w w  .  j av  a2 s.co  m
    return 0;
}

From source file:imageprocessingproject.ImageHistogram.java

public static BufferedImage autoContrastImage(BufferedImage image) {
    createContrastLUT(image);/*from w  w  w . j  a v a2  s. c  om*/

    int height = image.getHeight();
    int width = image.getWidth();
    int r, g, b;
    Color c;

    BufferedImage tempImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);

    for (int i = 0; i < width; i++) {
        for (int j = 0; j < height; j++) {
            c = new Color(image.getRGB(i, j));
            r = (int) (255 * contrast_lut[c.getRed()]);
            g = (int) (255 * contrast_lut[c.getGreen()]);
            b = (int) (255 * contrast_lut[c.getBlue()]);
            tempImage.setRGB(i, j, new Color(r, g, b, c.getAlpha()).getRGB());
        }
    }

    return tempImage;
}

From source file:lu.lippmann.cdb.graph.renderer.CadralEdgeColorTransformer.java

private static Color rangeColor(Color colorMin, Color colorMax, BigDecimal grow, BigDecimal minValue,
        BigDecimal maxValue) {/*  w w w .  j a  v  a2 s.c o  m*/
    BigDecimal colorValue = grow;
    if (colorValue == null) {
        return Color.LIGHT_GRAY;
    }

    if (maxValue.compareTo(minValue) < 0) {
        return rangeColor(colorMin, colorMax, grow, maxValue, minValue);
    } else {
        int rMax = colorMax.getRed();
        int gMax = colorMax.getGreen();
        int bMax = colorMax.getBlue();

        double color = 0.0;

        color = 255.0
                - grow.subtract(minValue).doubleValue() * 255.0 / maxValue.subtract(minValue).doubleValue();

        int r = rMax + (int) ((255 - rMax) * color / 255.0);
        int g = gMax + (int) ((255 - gMax) * color / 255.0);
        int b = bMax + (int) ((255 - bMax) * color / 255.0);

        if (r > 192 && g > 192 && b > 192)
            return Color.LIGHT_GRAY;

        return new Color(r, g, b);
    }

}

From source file:org.polymap.rhei.batik.engine.svg.Svg2Png.java

private static float[] getHsb(ImageConfiguration imageConfiguration, Color color) {
    float[] hsb = new float[3];
    if (imageConfiguration.isInvert()) {
        Color.RGBtoHSB(255 - color.getRed(), 255 - color.getGreen(), 255 - color.getBlue(), hsb);
    } else {/*  w  w w.  j  av  a 2s .com*/
        Color.RGBtoHSB(color.getRed(), color.getGreen(), color.getBlue(), hsb);
    }
    return hsb;
}

From source file:fxts.stations.util.UserPreferences.java

public static String getStringValue(Color aValue) {
    return aValue.getRed() + "," + aValue.getGreen() + "," + aValue.getBlue();
}

From source file:ala.soils2sat.DrawingUtils.java

public static List<Color> generatePalette(int size, Color baseColor) {
    float[] hsb = { 0, 0, 0 };
    Color.RGBtoHSB(baseColor.getRed(), baseColor.getGreen(), baseColor.getBlue(), hsb);
    double baseHue = hsb[0];

    List<Color> colors = new ArrayList<Color>();
    colors.add(baseColor);//from ww w  .j a  v a  2s.  co  m

    double step = (240.0 / (double) size);

    for (int i = 1; i < size; ++i) {
        float hue = (float) ((baseHue + step * ((double) i)) % 240.0); // this gives a number out of 240. need to scale that to percent
        hue = hue / 240;
        Color nextColor = Color.getHSBColor(hue, hsb[1], hsb[2]);
        colors.add(nextColor);
    }
    return colors;
}

From source file:com.igormaznitsa.jhexed.swing.editor.ui.Utils.java

public static String color2html(final Color c, final boolean alpha) {
    final String ac = Integer.toHexString(c.getAlpha()).toUpperCase(Locale.ENGLISH);
    final String rc = Integer.toHexString(c.getRed()).toUpperCase(Locale.ENGLISH);
    final String gc = Integer.toHexString(c.getGreen()).toUpperCase(Locale.ENGLISH);
    final String bc = Integer.toHexString(c.getBlue()).toUpperCase(Locale.ENGLISH);

    final StringBuilder result = new StringBuilder(7);
    result.append('#');
    if (alpha) {/*from  www. j a  v  a2s.c  om*/
        if (ac.length() == 1) {
            result.append('0');
        }
        result.append(ac);
    }
    if (rc.length() == 1) {
        result.append('0');
    }
    result.append(rc);
    if (gc.length() == 1) {
        result.append('0');
    }
    result.append(gc);
    if (bc.length() == 1) {
        result.append('0');
    }
    result.append(bc);

    return result.toString();
}