Example usage for java.awt Graphics2D fill

Introduction

In this page you can find the example usage for java.awt Graphics2D fill.

Prototype

public abstract void fill(Shape s);

Source Link

Document

Fills the interior of a Shape using the settings of the Graphics2D context.

Usage

From source file:com.rapidminer.gui.plotter.charts.RapidXYBarPainter.java

@Override
public void paintBar(Graphics2D g2, XYBarRenderer renderer, int row, int column, RectangularShape bar,
        RectangleEdge base) {// w  ww  . j  a  v a2  s  .  com
    Paint itemPaint = renderer.getItemPaint(row, column);

    Color c0 = null;

    if (itemPaint instanceof Color) {
        c0 = (Color) itemPaint;
    } else {
        c0 = SwingTools.DARK_BLUE;
    }

    // as a special case, if the bar color has alpha == 0, we draw
    // nothing.
    if (c0.getAlpha() == 0) {
        return;
    }

    g2.setPaint(c0);
    g2.fill(new Rectangle2D.Double(bar.getMinX(), bar.getMinY(), bar.getWidth(), bar.getHeight()));

    // draw the outline...
    if (renderer.isDrawBarOutline()) {
        Stroke stroke = renderer.getItemOutlineStroke(row, column);
        Paint paint = renderer.getItemOutlinePaint(row, column);
        if (stroke != null && paint != null) {
            g2.setStroke(stroke);
            g2.setPaint(paint);
            g2.draw(bar);
        }
    }
}

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From source file:ColorBlocks.java

public void paint(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;

    Dimension d = getSize();/*ww w .  j ava 2  s.  c o m*/
    g2.translate(d.width / 2, d.height / 2);

    Color[] colors = { Color.white, Color.lightGray, Color.gray, Color.darkGray, Color.black, Color.red,
            Color.pink, Color.orange, Color.yellow, Color.green, Color.magenta, Color.cyan, Color.blue };

    float size = 25;
    float x = -size * colors.length / 2;
    float y = -size * 3 / 2;

    // Show all the predefined colors.
    for (int i = 0; i < colors.length; i++) {
        Rectangle2D r = new Rectangle2D.Float(x + size * (float) i, y, size, size);
        g2.setPaint(colors[i]);
        g2.fill(r);
    }

    //a linear gradient.
    y += size;
    Color c1 = Color.yellow;
    Color c2 = Color.blue;
    for (int i = 0; i < colors.length; i++) {
        float ratio = (float) i / (float) colors.length;
        int red = (int) (c2.getRed() * ratio + c1.getRed() * (1 - ratio));
        int green = (int) (c2.getGreen() * ratio + c1.getGreen() * (1 - ratio));
        int blue = (int) (c2.getBlue() * ratio + c1.getBlue() * (1 - ratio));
        Color c = new Color(red, green, blue);
        Rectangle2D r = new Rectangle2D.Float(x + size * (float) i, y, size, size);
        g2.setPaint(c);
        g2.fill(r);
    }

    // Show an alpha gradient.
    y += size;
    c1 = Color.red;
    for (int i = 0; i < colors.length; i++) {
        int alpha = (int) (255 * (float) i / (float) colors.length);
        Color c = new Color(c1.getRed(), c1.getGreen(), c1.getBlue(), alpha);
        Rectangle2D r = new Rectangle2D.Float(x + size * (float) i, y, size, size);
        g2.setPaint(c);
        g2.fill(r);
    }

    // Draw a frame around the whole thing.
    y -= size * 2;
    Rectangle2D frame = new Rectangle2D.Float(x, y, size * colors.length, size * 3);
    g2.setPaint(Color.black);
    g2.draw(frame);
}

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From source file:io.github.dsheirer.spectrum.SpectrumPanel.java

/**
 * Draws the current fft spectrum with a line and a gradient fill.
 *//*from w w w.j a  va2 s.c  om*/
private void drawSpectrum(Graphics2D graphics) {
    Dimension size = getSize();

    //Draw the background
    Rectangle background = new Rectangle(0, 0, size.width, size.height);
    graphics.setColor(mColorSpectrumBackground);
    graphics.draw(background);
    graphics.fill(background);

    //Define the gradient
    GradientPaint gradient = new GradientPaint(0, (getSize().height - mSpectrumInset) / 2,
            mColorSpectrumGradientTop, 0, getSize().height, mColorSpectrumGradientBottom);

    graphics.setBackground(mColorSpectrumBackground);

    GeneralPath spectrumShape = new GeneralPath();

    //Start at the lower right inset point
    spectrumShape.moveTo(size.getWidth(), size.getHeight() - mSpectrumInset);

    //Draw to the lower left
    spectrumShape.lineTo(0, size.getHeight() - mSpectrumInset);

    float[] bins = getBins();

    //If we have FFT data to display ...
    if (bins != null) {
        float insideHeight = size.height - mSpectrumInset;

        float scalor = insideHeight / -mDBScale;

        /* Calculate based on bin size - 1, since bin 0 is rendered at zero
           * and the last bin is rendered at the width */
        float binSize = (float) size.width / ((float) (bins.length));

        for (int x = 0; x < bins.length; x++) {
            float height;

            height = bins[x] * scalor;

            if (height > insideHeight) {
                height = insideHeight;
            }

            if (height < 0) {
                height = 0;
            }

            float xAxis = (float) x * binSize;

            spectrumShape.lineTo(xAxis, height);
        }
    }
    //Otherwise show an empty spectrum
    else {
        //Draw Left Size
        graphics.setPaint(gradient);
        spectrumShape.lineTo(0, size.getHeight() - mSpectrumInset);
        //Draw Middle
        spectrumShape.lineTo(size.getWidth(), size.getHeight() - mSpectrumInset);
    }

    //Draw Right Side
    spectrumShape.lineTo(size.getWidth(), size.getHeight() - mSpectrumInset);

    graphics.setPaint(gradient);
    graphics.draw(spectrumShape);
    graphics.fill(spectrumShape);

    graphics.setPaint(mColorSpectrumLine);

    //Draw the bottom line under the spectrum
    graphics.draw(new Line2D.Float(0, size.height - mSpectrumInset, size.width, size.height - mSpectrumInset));
}

---

From source file:org.geotools.renderer.chart.GeometryRenderer.java

void drawCoordinate(Coordinate c, Graphics2D g2, int series, int item, Rectangle2D dataArea, XYPlot plot,
        ValueAxis domainAxis, ValueAxis rangeAxis) {

    double tx = domainAxis.valueToJava2D(c.x, dataArea, plot.getDomainAxisEdge());
    double ty = rangeAxis.valueToJava2D(c.y, dataArea, plot.getRangeAxisEdge());

    Shape shape = getItemShape(series, item);
    shape = ShapeUtilities.createTranslatedShape(shape, tx, ty);

    if (fillCoordinates) {
        g2.fill(shape);
    } else {//  w  ww  .jav  a2  s  .  co m
        g2.draw(shape);
    }
}

---

From source file:com.rapidminer.gui.plotter.charts.RapidBarPainter.java

/**
 * Paints a single bar instance.//w w  w  . ja va2 s .c  o  m
 * 
 * @param g2
 *            the graphics target.
 * @param renderer
 *            the renderer.
 * @param row
 *            the row index.
 * @param column
 *            the column index.
 * @param bar
 *            the bar
 * @param base
 *            indicates which side of the rectangle is the base of the bar.
 */
@Override
public void paintBar(final Graphics2D g2, final BarRenderer renderer, final int row, final int column,
        final RectangularShape bar, final RectangleEdge base) {
    Paint itemPaint = renderer.getItemPaint(row, column);

    Color c0 = null;

    if (itemPaint instanceof Color) {
        c0 = (Color) itemPaint;
    } else {
        c0 = SwingTools.DARK_BLUE;
    }

    // as a special case, if the bar color has alpha == 0, we draw
    // nothing.
    if (c0.getAlpha() == 0) {
        return;
    }

    g2.setPaint(c0);
    g2.fill(new Rectangle2D.Double(bar.getMinX(), bar.getMinY(), bar.getWidth(), bar.getHeight()));

    // draw the outline...
    if (renderer.isDrawBarOutline()) {
        Stroke stroke = renderer.getItemOutlineStroke(row, column);
        Paint paint = renderer.getItemOutlinePaint(row, column);
        if (stroke != null && paint != null) {
            g2.setStroke(stroke);
            g2.setPaint(paint);
            g2.draw(bar);
        }
    }

}

---

From source file:org.jfree.experimental.chart.plot.dial.SimpleDialFrame.java

/**
 * Draws the frame.  This method is called by the {@link DialPlot} class,
 * you shouldn't need to call it directly.
 *
 * @param g2  the graphics target (<code>null</code> not permitted).
 * @param plot  the plot (<code>null</code> not permitted).
 * @param frame  the frame (<code>null</code> not permitted).
 * @param view  the view (<code>null</code> not permitted).
 *//*from  ww  w.ja  v  a 2 s  .c  om*/
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {

    Shape window = getWindow(frame);

    Rectangle2D f = DialPlot.rectangleByRadius(frame, this.radius + 0.02, this.radius + 0.02);
    Ellipse2D e = new Ellipse2D.Double(f.getX(), f.getY(), f.getWidth(), f.getHeight());

    Area area = new Area(e);
    Area area2 = new Area(window);
    area.subtract(area2);
    g2.setPaint(this.backgroundPaint);
    g2.fill(area);

    g2.setStroke(this.stroke);
    g2.setPaint(this.foregroundPaint);
    g2.draw(window);
    g2.draw(e);
}

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From source file:org.jfree.experimental.chart.plot.dial.StandardDialFrame.java

/**
 * Draws the frame.//ww w.  ja  v  a 2  s.  c  o  m
 * 
 * @param g2  the graphics target.
 * @param plot  the plot.
 * @param frame  the dial's reference frame.
 * @param view  the dial's view rectangle.
 */
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {

    Shape window = getWindow(frame);
    Shape outerWindow = getOuterWindow(frame);

    Area area1 = new Area(outerWindow);
    Area area2 = new Area(window);
    area1.subtract(area2);
    g2.setPaint(Color.lightGray);
    g2.fill(area1);

    g2.setStroke(this.stroke);
    g2.setPaint(this.foregroundPaint);
    g2.draw(window);
    g2.draw(outerWindow);

}

---

From source file:dataminning2.Graphplot.java

protected void paintComponent(Graphics g) {
    super.paintComponent(g);

    Graphics2D g2 = (Graphics2D) g;
    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    int w = getWidth();
    int h = getHeight();
    // Draw ordinate.
    g2.draw(new Line2D.Double(PAD, PAD, PAD, h - PAD));
    // Draw abcissa.
    g2.draw(new Line2D.Double(PAD, h - PAD, w - PAD, h - PAD));
    double xInc = (double) (w - 2 * PAD) / (data.length - 1);
    double scale = (double) (h - 2 * PAD) / 88;
    // Mark data points.
    g2.setPaint(Color.red);//from www.  jav a2  s  . c  om
    int length1 = 0;
    int length2 = data.length / 3;
    for (int i = 0; i < length2; i++) {
        double x = PAD + i * dataX[i];
        double y = h - PAD - scale * dataY[i];
        g2.fill(new Ellipse2D.Double(x - 2, y - 2, 4, 4));
    }
    g2.setPaint(Color.BLUE);
    int lengthnew = length1 + length2;
    length2 = length2 + lengthnew;
    for (int i = lengthnew; i < length2; i++) {
        double x = PAD + i * dataX[i];
        double y = h - PAD - scale * dataY[i];
        g2.fill(new Ellipse2D.Double(x - 2, y - 2, 4, 4));
    }
    g2.setPaint(Color.YELLOW);
    lengthnew = lengthnew + lengthnew;
    for (int i = length2; i < data.length; i++) {
        double x = PAD + i * dataX[i];
        double y = h - PAD - scale * dataY[i];
        g2.fill(new Ellipse2D.Double(x - 2, y - 2, 4, 4));
    }
}

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From source file:RotatedText.java

public void paint(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;
    g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    String s = "111111111111111111111111111111";

    Font font = new Font("Courier", Font.PLAIN, 12);
    g2d.translate(20, 20);/*w  w  w .j  av  a2  s .c o m*/

    FontRenderContext frc = g2d.getFontRenderContext();

    GlyphVector gv = font.createGlyphVector(frc, s);
    int length = gv.getNumGlyphs();
    for (int i = 0; i < length; i++) {
        Point2D p = gv.getGlyphPosition(i);
        AffineTransform at = AffineTransform.getTranslateInstance(p.getX(), p.getY());
        at.rotate((double) i / (double) (length - 1) * Math.PI / 3);

        Shape glyph = gv.getGlyphOutline(i);
        Shape transformedGlyph = at.createTransformedShape(glyph);
        g2d.fill(transformedGlyph);
    }
}

---

From source file:dataminning2.KmeanGraphplot.java

protected void paintComponent(Graphics g) {
    super.paintComponent(g);

    Graphics2D g2 = (Graphics2D) g;
    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    int w = getWidth();
    int h = getHeight();
    // Draw ordinate.
    g2.draw(new Line2D.Double(PAD, PAD, PAD, h - PAD));
    // Draw abcissa.
    g2.draw(new Line2D.Double(PAD, h - PAD, w - PAD, h - PAD));
    double xInc = (double) (w - 2 * PAD) / (data.length - 1);
    double scale = (double) (h - 2 * PAD) / 88;
    // Mark data points.

    g2.setPaint(Color.red);//from  w  w  w .  j a  va 2  s  .c om

    for (int i = 0; i < cluster0.length; i++) {
        double x = PAD + i * dataX[i];
        double y = h - PAD - scale * dataY[i];
        g2.fill(new Ellipse2D.Double(x - 2, y - 2, 4, 4));
    }

    g2.setPaint(Color.BLUE);

    for (int i = 0; i < cluster1.length; i++) {
        double x = PAD + i * dataX[i];
        double y = h - PAD - scale * dataY[i];
        g2.fill(new Ellipse2D.Double(x - 2, y - 2, 4, 4));
    }
    g2.setPaint(Color.YELLOW);

    for (int i = 0; i < cluster2.length; i++) {
        double x = PAD + i * dataX[i];
        double y = h - PAD - scale * dataY[i];
        g2.fill(new Ellipse2D.Double(x - 2, y - 2, 4, 4));
    }
}

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