Example usage for java.awt Color RGBtoHSB

Introduction

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

Prototype

public static float[] RGBtoHSB(int r, int g, int b, float[] hsbvals) 

Source Link

Document

Converts the components of a color, as specified by the default RGB model, to an equivalent set of values for hue, saturation, and brightness that are the three components of the HSB model.

Usage

From source file:osh.comdriver.simulation.cruisecontrol.ScheduleDrawer.java

/**
 * Creates a chart./*  ww  w  .j a  v  a2  s. co  m*/
 *
 * @param dataset1  a dataset.
 * @return A chart.
 */
private static JFreeChart createChart(XYDataset dataset1, //power
        XYDataset dataset2, //costs
        XYDataset dataset3, long time) {

    JFreeChart chart = ChartFactory.createTimeSeriesChart("schedule", // title
            "time", // x-axis label
            "power", // y-axis label
            dataset1, // data
            true, // create legend?
            true, // generate tooltips?
            false // generate URLs?
    );

    chart.setBackgroundPaint(Color.white);

    XYPlot plot = (XYPlot) chart.getPlot();

    NumberAxis axis1 = new NumberAxis("power");
    NumberAxis axis2 = new NumberAxis("costs");
    axis1.setAutoRangeIncludesZero(true);
    axis1.setUpperBound(5000);
    axis1.setLowerBound(-5000);
    axis2.setAutoRangeIncludesZero(true);
    axis2.setUpperBound(50);
    axis2.setLowerBound(0);
    plot.setRangeAxis(0, axis1);
    plot.setRangeAxis(1, axis2);

    plot.setDataset(1, dataset2);
    plot.mapDatasetToRangeAxis(1, 1);

    plot.setDataset(2, dataset3);
    plot.mapDatasetToRangeAxis(2, 0);

    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setDomainCrosshairVisible(true);
    plot.setRangeCrosshairVisible(true);
    //TODO: SHADOWS OFF

    final StandardXYItemRenderer r1 = new StandardXYItemRenderer();
    final StandardXYItemRenderer r2 = new StandardXYItemRenderer();
    final StandardXYItemRenderer r3 = new StandardXYItemRenderer();
    final StandardXYItemRenderer r4 = new StandardXYItemRenderer();
    plot.setRenderer(0, r1);
    plot.setRenderer(1, r2);
    plot.setRenderer(2, r3);
    plot.setRenderer(3, r4);

    int numberOfSeries = 0;
    numberOfSeries += dataset1.getSeriesCount();
    numberOfSeries += dataset2.getSeriesCount();
    numberOfSeries += dataset3.getSeriesCount();

    Color[] color = new Color[numberOfSeries];

    for (int i = 0; i < numberOfSeries / 2; i++) {
        color[i] = Color.getHSBColor(i * 1.0f / (numberOfSeries / 2), 1.0f, 1.0f);
    }

    int i = 0;

    for (int j = 0; j < dataset1.getSeriesCount() / 2; j++) {
        float[] rgbcolor = Color.RGBtoHSB(color[i].getRed(), color[i].getGreen(), color[i].getBlue(), null);
        plot.getRendererForDataset(dataset1).setSeriesPaint(2 * j, Color.getHSBColor(rgbcolor[0], 1.0f, 1.0f));
        plot.getRendererForDataset(dataset1).setSeriesPaint(2 * j + 1,
                Color.getHSBColor(rgbcolor[0], 1.0f, 0.6f));
        i++;
    }
    for (int j = 0; j < dataset2.getSeriesCount() / 2; j++) {
        float[] rgbcolor = Color.RGBtoHSB(color[i].getRed(), color[i].getGreen(), color[i].getBlue(), null);
        plot.getRendererForDataset(dataset2).setSeriesPaint(2 * j, Color.getHSBColor(rgbcolor[0], 1.0f, 1.0f));
        plot.getRendererForDataset(dataset2).setSeriesPaint(2 * j + 1,
                Color.getHSBColor(rgbcolor[0], 1.0f, 0.6f));
        i++;
    }
    for (int j = 0; j < dataset3.getSeriesCount() / 2; j++) {
        float[] rgbcolor = Color.RGBtoHSB(color[i].getRed(), color[i].getGreen(), color[i].getBlue(), null);
        plot.getRendererForDataset(dataset3).setSeriesPaint(2 * j, Color.getHSBColor(rgbcolor[0], 1.0f, 1.0f));
        plot.getRendererForDataset(dataset3).setSeriesPaint(2 * j + 1,
                Color.getHSBColor(rgbcolor[0], 1.0f, 0.6f));
        i++;
    }

    // NOW line
    double upperBound = plot.getRangeAxis(1).getUpperBound();
    double lowerBound = plot.getRangeAxis(1).getLowerBound();

    XYSeries nowLine = new XYSeries("now");
    nowLine.add(time * 1000, lowerBound);
    nowLine.add(time * 1000, upperBound);
    XYSeriesCollection nowColl = new XYSeriesCollection(); //power axis
    nowColl.addSeries(nowLine);
    XYDataset nowSet = nowColl;

    plot.setDataset(3, nowSet);
    plot.mapDatasetToRangeAxis(3, 1);

    plot.getRendererForDataset(nowSet).setSeriesPaint(0, Color.DARK_GRAY);
    plot.getRendererForDataset(nowSet).setSeriesStroke(0, (Stroke) new BasicStroke(2.0f, BasicStroke.CAP_ROUND,
            BasicStroke.JOIN_ROUND, 1.0f, new float[] { 6.0f, 6.0f }, 0.0f));

    plot.setDomainAxis(new DateAxis());
    plot.getDomainAxis().setAutoRange(false);

    long begin = (time / 86400) * 86400 * 1000; //beginning of day
    long end = begin + 86400 * 2 * 1000;

    plot.getDomainAxis().setRange(begin, end);

    return chart;

}

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From source file:gdsc.utils.HSB_Picker.java

private void addValue(ImageProcessor ip, Point p) {
    int[] iArray = new int[3];
    float[] hsbvals = new float[3];

    int width = sampleSlider.getValue();
    int limit = width * width;
    for (int y = -width; y <= width; y++) {
        for (int x = -width; x <= width; x++) {
            if (x * x + y * y > limit)
                continue;

            ip.getPixel(x + p.x, y + p.y, iArray);
            Color.RGBtoHSB(iArray[0], iArray[1], iArray[2], hsbvals);
            for (int i = 0; i < 3; i++)
                stats[i].addValue(hsbvals[i]);
        }//from   w  ww.j ava2 s.co  m
    }

    updateDisplayedStatistics();
}

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From source file:it.smartcommunitylab.parking.management.web.manager.MarkerIconStorage.java

private static float[] getHSBArray(int rgb) {
    int[] rgbArr = getRGBArray(rgb);
    return Color.RGBtoHSB(rgbArr[RED], rgbArr[GREEN], rgbArr[BLUE], null);
}

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From source file:edu.umn.cs.spatialHadoop.visualization.FrequencyMap.java

public void setGradientInfor(Color color1, Color color2, GradientType gradientType) {
    this.colors = new Color[] { color1, color2 };
    this.hues = new float[colors.length];
    this.saturations = new float[colors.length];
    this.brightnesses = new float[colors.length];

    for (int i = 0; i < colors.length; i++) {
        float[] hsbvals = new float[3];
        Color.RGBtoHSB(colors[i].getRed(), colors[i].getGreen(), colors[i].getBlue(), hsbvals);
        hues[i] = hsbvals[0];/*from  www.  j  av a2  s.  c  o  m*/
        saturations[i] = hsbvals[1];
        brightnesses[i] = hsbvals[2];
    }
    this.gradientType = gradientType;
}

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From source file:edu.umn.cs.spatialHadoop.nasa.HDFRasterLayer.java

public void setGradientInfo(Color color1, Color color2, GradientType gradientType) {
    this.colors = new Color[] { color1, color2 };
    this.hues = new float[colors.length];
    this.saturations = new float[colors.length];
    this.brightnesses = new float[colors.length];

    for (int i = 0; i < colors.length; i++) {
        float[] hsbvals = new float[3];
        Color.RGBtoHSB(colors[i].getRed(), colors[i].getGreen(), colors[i].getBlue(), hsbvals);
        hues[i] = hsbvals[0];/*from  w w w .  ja  v  a 2 s  . c om*/
        saturations[i] = hsbvals[1];
        brightnesses[i] = hsbvals[2];
    }
    this.gradientType = gradientType;
}

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From source file:com.controlj.addon.gwttree.server.OpaqueBarRenderer3D.java

private Color getTopLight(Color primary) {
    float hsbVals[] = new float[3];
    Color.RGBtoHSB(primary.getRed(), primary.getGreen(), primary.getBlue(), hsbVals);
    hsbVals[1] = 0.3f;/*from   ww  w  .  j a  v  a2  s.c om*/
    hsbVals[2] = 0.97f;
    return Color.getHSBColor(hsbVals[0], hsbVals[1], hsbVals[2]);
}

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From source file:com.controlj.addon.gwttree.server.OpaqueBarRenderer3D.java

private Color getTopDark(Color primary) {
    float hsbVals[] = new float[3];
    Color.RGBtoHSB(primary.getRed(), primary.getGreen(), primary.getBlue(), hsbVals);
    hsbVals[1] = 0.9f;/*from   w w  w  .  ja  v  a 2 s  .com*/
    hsbVals[2] = 0.6f;
    return Color.getHSBColor(hsbVals[0], hsbVals[1], hsbVals[2]);
}

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From source file:com.controlj.addon.gwttree.server.OpaqueBarRenderer3D.java

private Color getFrontDark(Color primary) {
    float hsbVals[] = new float[3];
    Color.RGBtoHSB(primary.getRed(), primary.getGreen(), primary.getBlue(), hsbVals);
    hsbVals[1] = 1.0f;//from  w  w w .j a  v a2s .c om
    hsbVals[2] = 0.5f;
    return Color.getHSBColor(hsbVals[0], hsbVals[1], hsbVals[2]);
}

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From source file:com.controlj.addon.gwttree.server.OpaqueBarRenderer3D.java

private Color getSideLight(Color primary) {
    float hsbVals[] = new float[3];
    Color.RGBtoHSB(primary.getRed(), primary.getGreen(), primary.getBlue(), hsbVals);
    hsbVals[1] = .6f;/*from  w  w w .  j av  a  2  s .  c om*/
    hsbVals[2] = 0.6f;
    return Color.getHSBColor(hsbVals[0], hsbVals[1], hsbVals[2]);
}

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From source file:com.controlj.addon.gwttree.server.OpaqueBarRenderer3D.java

private Color getSideDark(Color primary) {
    float hsbVals[] = new float[3];
    Color.RGBtoHSB(primary.getRed(), primary.getGreen(), primary.getBlue(), hsbVals);
    hsbVals[1] = 1.0f;/*from  w  w w.  ja v a 2 s.co  m*/
    hsbVals[2] = 0.3f;
    return Color.getHSBColor(hsbVals[0], hsbVals[1], hsbVals[2]);
}

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