java.awt.BasicStroke Java Examples

/**
 *
 * @param g2d
 */
public void paint(Graphics2D g2d) {

    g2d.setColor(Color.BLACK);
    g2d.setStroke(new BasicStroke(1.0f));

    g2d.setFont(new Font(
            getTitleFont(),
            Font.BOLD,
            Integer.parseInt(getTitleFontSize()) - 2));

    g2d.drawString(getSubtitle(), getX() + 10, getY() + 25 + 1.5f * Integer.valueOf(getTitleFontSize()));

    if (isTitleBoxShow()) {
        DrawBounds(g2d);
    }

    for (int i = 5; i < getBoxWidth() - 5; i++) {
        int selectedIndex = HeatMap.selectColorInRange(0, 0, ((double) i) / (getBoxWidth() - 5));
        int rgb = HeatMap.getRgb().get(selectedIndex);

        g2d.setColor(new Color(rgb));
        g2d.drawLine(i + getX(), 3 + getY(), i + getX(), 3 + getY() + 20);
    }

}
 

protected void paintComponent(Graphics g) {
   super.paintComponent(g);
   Graphics2D g2 = (Graphics2D) g.create();
   // shift the image for pressed buttons
   if (getModel().isPressed()) {
      g2.translate(1, 1);
   }
   g2.setStroke(new BasicStroke(2));
   g2.setColor(Color.BLACK);
   if (getModel().isRollover()) {
      g2.setColor(Color.MAGENTA);
   }
   int delta = 6;
   g2.drawLine(delta, delta, getWidth() - delta - 1, getHeight() - delta - 1);
   g2.drawLine(getWidth() - delta - 1, delta, delta, getHeight() - delta - 1);
   g2.dispose();
}
 

/**
 * Draw pie
 *
 * @param aPoint Start point
 * @param width Width
 * @param height Height
 * @param startAngle Start angle
 * @param sweepAngle Sweep angle
 * @param aPGB Polygon break
 * @param wedgeWidth Wedge width
 * @param g Graphics2D
 */
public static void drawPie(PointF aPoint, float width, float height, float startAngle,
        float sweepAngle, PolygonBreak aPGB, float wedgeWidth, Graphics2D g) {
    Color aColor = aPGB.getColor();
    Arc2D.Float arc2D = new Arc2D.Float(aPoint.X, aPoint.Y, width, height, startAngle, sweepAngle, Arc2D.PIE);
    Area area1 = new Area(arc2D);
    Ellipse2D e2 = new Ellipse2D.Float(aPoint.X + wedgeWidth, aPoint.Y + wedgeWidth, width - wedgeWidth * 2,
            height - wedgeWidth * 2);
    Area area2 = new Area(e2);
    area1.subtract(area2);
    if (aPGB.isDrawFill()) {
        g.setColor(aColor);
        g.fill(area1);
    }
    if (aPGB.isDrawOutline()) {
        g.setColor(aPGB.getOutlineColor());
        g.setStroke(new BasicStroke(aPGB.getOutlineSize()));
        g.draw(area1);
    }
}
 

/**
 * Some checks for the getOutlineStroke() and setOutlineStroke() methods.
 */
@Test
public void testGetSetOutlineStroke() {
    // we use ValueMarker for the tests, because we need a concrete
    // subclass...
    ValueMarker m = new ValueMarker(1.1);
    m.addChangeListener(this);
    this.lastEvent = null;
    assertEquals(new BasicStroke(0.5f), m.getOutlineStroke());
    m.setOutlineStroke(new BasicStroke(1.1f));
    assertEquals(new BasicStroke(1.1f), m.getOutlineStroke());
    assertEquals(m, this.lastEvent.getMarker());

    // check null argument...
    m.setOutlineStroke(null);
    assertEquals(null, m.getOutlineStroke());
}
 

/**
 * Creates a dashed border of the specified {@code paint}, {@code thickness},
 * line shape, relative {@code length}, and relative {@code spacing}.
 * If the specified {@code paint} is {@code null},
 * the component's foreground color will be used to render the border.
 *
 * @param paint      the {@link Paint} object used to generate a color
 * @param thickness  the width of a dash line
 * @param length     the relative length of a dash line
 * @param spacing    the relative spacing between dash lines
 * @param rounded    whether or not line ends should be round
 * @return the {@code Border} object
 *
 * @throws IllegalArgumentException if the specified {@code thickness} is less than {@code 1}, or
 *                                  if the specified {@code length} is less than {@code 1}, or
 *                                  if the specified {@code spacing} is less than {@code 0}
 * @since 1.7
 */
public static Border createDashedBorder(Paint paint, float thickness, float length, float spacing, boolean rounded) {
    boolean shared = !rounded && (paint == null) && (thickness == 1.0f) && (length == 1.0f) && (spacing == 1.0f);
    if (shared && (sharedDashedBorder != null)) {
        return sharedDashedBorder;
    }
    if (thickness < 1.0f) {
        throw new IllegalArgumentException("thickness is less than 1");
    }
    if (length < 1.0f) {
        throw new IllegalArgumentException("length is less than 1");
    }
    if (spacing < 0.0f) {
        throw new IllegalArgumentException("spacing is less than 0");
    }
    int cap = rounded ? BasicStroke.CAP_ROUND : BasicStroke.CAP_SQUARE;
    int join = rounded ? BasicStroke.JOIN_ROUND : BasicStroke.JOIN_MITER;
    float[] array = { thickness * (length - 1.0f), thickness * (spacing + 1.0f) };
    Border border = createStrokeBorder(new BasicStroke(thickness, cap, join, thickness * 2.0f, array, 0.0f), paint);
    if (shared) {
        sharedDashedBorder = border;
    }
    return border;
}
 

/**
 * 
 * @param g 
 * @param width 
 * @param height 
 */
public void draw(Graphics g, int width, int height, PaintMode notUsed) {
	
	//Disable drawing lines very near camera, because it causes strange effects.
	//Value of 1.5 was found with visual experiment, so feel free to modify it.
    if (Math.abs(projectedCoords[0][0]) > 1.5 || 
            Math.abs(projectedCoords[0][1]) > 1.5 ||
            this.hidden) {
        return;
    }
    
    g.setColor(color);
    deviceCoords[0][0] = (int)((projectedCoords[0][0] + 0.5) * width);
    deviceCoords[0][1] = (int)((projectedCoords[0][1] + 0.5) * height);
    deviceCoords[1][0] = (int)((projectedCoords[1][0] + 0.5) * width);
    deviceCoords[1][1] = (int)((projectedCoords[1][1] + 0.5) * height);
    
    Graphics2D g2 = (Graphics2D)g;
    g2.setStroke(new BasicStroke(thickness));        
    g2.drawLine(deviceCoords[0][0], deviceCoords[0][1], 
            deviceCoords[1][0], deviceCoords[1][1]);    
}
 

public static ShapeSpanIterator getStrokeSpans(SunGraphics2D sg2d,
                                               Shape s)
{
    ShapeSpanIterator sr = new ShapeSpanIterator(false);

    try {
        sr.setOutputArea(sg2d.getCompClip());
        sr.setRule(PathIterator.WIND_NON_ZERO);

        BasicStroke bs = (BasicStroke) sg2d.stroke;
        boolean thin = (sg2d.strokeState <= SunGraphics2D.STROKE_THINDASHED);
        boolean normalize =
            (sg2d.strokeHint != SunHints.INTVAL_STROKE_PURE);

        RenderEngine.strokeTo(s,
                              sg2d.transform, bs,
                              thin, normalize, false, sr);
    } catch (Throwable t) {
        sr.dispose();
        sr = null;
        throw new InternalError("Unable to Stroke shape ("+
                                t.getMessage()+")", t);
    }
    return sr;
}
 

private void strokeVisiblePolygons(ViewportDef viewportdef,Graphics2D graphics,OrderedPolygons visiblepolygons,double visibledetailfloor,double alpha255detailfloor){
//stroke visible polygons
double detailsize,zz;
int alpha;
Path2D path;
BasicStroke stroke=createStroke(viewportdef,1.5);
graphics.setStroke(stroke);
for(List<FPolygon> a:visiblepolygons.getPolygonLists()){
  for(FPolygon polygon:a){
    //set alpha according to detail size relative to visibledetailfloor and alpha255detailfloor
    detailsize=polygon.getDetailSize();
    if(detailsize>alpha255detailfloor){
      alpha=255;
    }else if(detailsize<visibledetailfloor){
      alpha=0;
    }else{
      zz=(detailsize-visibledetailfloor)/(alpha255detailfloor-visibledetailfloor);
      alpha=(int)(zz*255);}
    path=polygon.getDPolygon().getPath2D();
    graphics.setPaint(new Color(0,0,0,alpha));//black
    graphics.draw(path);}}}
 

@Override
public void paintThumb(Graphics g) {
	int y = thumbRect.y + thumbRect.height / 2;
	Polygon polygon = new Polygon();
	polygon.addPoint(0, y - ARROW_HALF);
	polygon.addPoint(ARROW_HALF, y);
	polygon.addPoint(0, y + ARROW_HALF);

	Graphics2D g2 = (Graphics2D) g;
	g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
			RenderingHints.VALUE_ANTIALIAS_ON);
	g2.setColor(Color.black);
	g2.fill(polygon);
	g2.setColor(Color.white);
	g2.setStroke(new BasicStroke(1));
	g2.draw(polygon);
}
 

public static void main(String[] argv) throws Exception {
    BufferedImage im = getWhiteImage(30, 30);
    Graphics2D g2 = (Graphics2D)im.getGraphics();
    g2.setRenderingHint(KEY_ANTIALIASING, VALUE_ANTIALIAS_ON);
    g2.setRenderingHint(KEY_STROKE_CONTROL, VALUE_STROKE_PURE);
    g2.setStroke(new BasicStroke(10, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL));
    g2.setBackground(Color.white);
    g2.setColor(Color.black);

    Path2D p = getPath(0, 0, 20);
    g2.draw(p);

    if (!(new Color(im.getRGB(20, 19))).equals(Color.black)) {
        throw new Exception("This pixel should be black");
    }
}
 

/**
 * Draw ellipse
 *
 * @param points The points
 * @param aPGB The polygon break
 * @param g Grahpics2D
 */
public static void drawEllipse(PointF[] points, PolygonBreak aPGB, Graphics2D g) {
    float sx = Math.min(points[0].X, points[2].X);
    float sy = Math.min(points[0].Y, points[2].Y);
    float width = Math.abs(points[2].X - points[0].X);
    float height = Math.abs(points[2].Y - points[0].Y);

    if (aPGB.isDrawFill()) {
        g.setColor(aPGB.getColor());
        g.fill(new Ellipse2D.Float(sx, sy, width, height));
    }
    if (aPGB.isDrawOutline()) {
        g.setColor(aPGB.getOutlineColor());
        g.setStroke(new BasicStroke(aPGB.getOutlineSize()));
        g.draw(new Ellipse2D.Float(sx, sy, width, height));
    }
}
 

public BoundingBoxRenderer(final RenderParameters renderParameters,
                           final Color foregroundColor,
                           final float lineWidth) {

    this.renderParameters = renderParameters;
    this.xOffset = renderParameters.getX();
    this.yOffset = renderParameters.getY();
    this.scale = renderParameters.getScale();

    this.foregroundColor = foregroundColor;

    if (renderParameters.getBackgroundRGBColor() == null) {
        this.backgroundColor = null;
    } else {
        this.backgroundColor = new Color(renderParameters.getBackgroundRGBColor());
    }

    this.stroke = new BasicStroke(lineWidth);
}
 

private void printText(final Graphics2D g2, final String text, final float x, final float y) {
    final FontRenderContext frc = g2.getFontRenderContext();
    g2.setStroke(new BasicStroke(3f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND));
    final int height = g2.getFontMetrics(font).getHeight();

    final String[] lines = text == null ? new String[0] : text.split("\n");
    float yy = y - (lines.length - 1) * height;
    for (final String line : lines) {
        if (!line.isEmpty()) {
            final TextLayout tl = new TextLayout(line, font, frc);
            final Shape sha = tl.getOutline(AffineTransform.getTranslateInstance(x, yy));
            g2.setColor(Color.white);
            g2.fill(sha);
            g2.draw(sha);

            g2.setFont(font);
            g2.setColor(Color.black);
            g2.drawString(line, x, yy);
        }

        yy += height;
    }
}
 

protected void paintComponent(Graphics g) {
    super.paintComponent(g);
    Graphics2D g2 = (Graphics2D)g.create();
    // shift the image for pressed buttons
    if (getModel().isPressed()) {
        g2.translate(1, 1);
    }
    g2.setStroke(new BasicStroke(2));
    g2.setColor(Color.GRAY);
    if (getModel().isRollover()) {
        g2.setColor(Color.LIGHT_GRAY);
    }
    int delta = 5;
    g2.drawLine(delta, delta, getWidth() - delta, getHeight() - delta);
    g2.drawLine(getWidth() - delta, delta, delta, getHeight() - delta);
    g2.dispose();
}
 

/**
 * Serialize an instance, restore it, and check for equality.
 */
public void testSerialization() {
    StackedXYAreaRenderer r1 = new StackedXYAreaRenderer();
    r1.setShapePaint(Color.red);
    r1.setShapeStroke(new BasicStroke(1.23f));
    StackedXYAreaRenderer r2 = null;
    try {
        ByteArrayOutputStream buffer = new ByteArrayOutputStream();
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(r1);
        out.close();

        ObjectInput in = new ObjectInputStream(
                new ByteArrayInputStream(buffer.toByteArray()));
        r2 = (StackedXYAreaRenderer) in.readObject();
        in.close();
    }
    catch (Exception e) {
        e.printStackTrace();
    }
    assertEquals(r1, r2);
}
 

public SynchronousXYItemPainter(float lineWidth, Color lineColor, Color fillColor,
                      int type, int maxValueOffset) {

    if (lineColor == null && fillColor == null)
        throw new IllegalArgumentException("No parameters defined"); // NOI18N

    this.lineWidth = (int)Math.ceil(lineWidth);
    this.lineColor = Utils.checkedColor(lineColor);
    this.fillColor = Utils.checkedColor(fillColor);

    this.lineStroke = new BasicStroke(lineWidth, BasicStroke.CAP_ROUND,
                                      BasicStroke.JOIN_ROUND);

    this.type = type;
    this.maxValueOffset = maxValueOffset;
}
 

/**
 * Some checks for the getStroke() and setStroke() methods.
 */
public void testGetSetStroke() {
    // we use ValueMarker for the tests, because we need a concrete 
    // subclass...
    ValueMarker m = new ValueMarker(1.1);
    m.addChangeListener(this);
    this.lastEvent = null;
    assertEquals(new BasicStroke(0.5f), m.getStroke());
    m.setStroke(new BasicStroke(1.1f));
    assertEquals(new BasicStroke(1.1f), m.getStroke());
    assertEquals(m, this.lastEvent.getMarker());
    
    // check null argument...
    try {
        m.setStroke(null);
        fail("Expected an IllegalArgumentException for null.");
    }
    catch (IllegalArgumentException e) {
        assertTrue(true);
    }
}
 

public static BufferedImage indicateRectangle(BufferedImage source,
        Color color, int lineWidth, DoubleRectangle rect) {
    try {

        int width = source.getWidth();
        int height = source.getHeight();
        if (!rect.isValid(width, height)) {
            return source;
        }
        int imageType = source.getType();
        if (imageType == BufferedImage.TYPE_CUSTOM) {
            imageType = BufferedImage.TYPE_INT_ARGB;
        }
        BufferedImage target = new BufferedImage(width, height, imageType);
        Graphics2D g = target.createGraphics();
        g.drawImage(source, 0, 0, width, height, null);
        AlphaComposite ac = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 1.0f);
        g.setComposite(ac);
        g.setColor(color);
        BasicStroke stroke = new BasicStroke(lineWidth, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER,
                1f, new float[]{lineWidth, lineWidth}, 0f);
        g.setStroke(stroke);
        g.drawRect((int) rect.getSmallX(), (int) rect.getSmallY(), (int) rect.getWidth(), (int) rect.getHeight());
        g.dispose();
        return target;
    } catch (Exception e) {
        logger.error(e.toString());
        return source;
    }
}
 

/**
 * Draws the range.
 *
 * @param g2  the graphics target.
 * @param plot  the plot.
 * @param frame  the dial's reference frame (in Java2D space).
 * @param view  the dial's view rectangle (in Java2D space).
 */
@Override
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame,
        Rectangle2D view) {

    Rectangle2D arcRectInner = DialPlot.rectangleByRadius(frame,
            this.innerRadius, this.innerRadius);
    Rectangle2D arcRectOuter = DialPlot.rectangleByRadius(frame,
            this.outerRadius, this.outerRadius);

    DialScale scale = plot.getScale(this.scaleIndex);
    if (scale == null) {
        throw new RuntimeException("No scale for scaleIndex = "
                + this.scaleIndex);
    }
    double angleMin = scale.valueToAngle(this.lowerBound);
    double angleMax = scale.valueToAngle(this.upperBound);

    Arc2D arcInner = new Arc2D.Double(arcRectInner, angleMin,
            angleMax - angleMin, Arc2D.OPEN);
    Arc2D arcOuter = new Arc2D.Double(arcRectOuter, angleMax,
            angleMin - angleMax, Arc2D.OPEN);

    g2.setPaint(this.paint);
    g2.setStroke(new BasicStroke(2.0f));
    g2.draw(arcInner);
    g2.draw(arcOuter);
}
 

/**
 *
 * @param g2d
 */
protected void paintInit(Graphics2D g2d) {
    RenderingHints rh = g2d.getRenderingHints();
    rh.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    rh.put(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    g2d.setRenderingHints(rh);

    g2d.setPaint(Color.BLACK);
    g2d.setStroke(new BasicStroke(1.0f));
    g2d.setFont(ReduxConstants.sansSerif_12_Bold);
}
 

private Stroke getStroke(float thickness) {

            float lineThickness = getLineThickness(thickness);
            BasicStroke stroke = cachedStroke;
            if (stroke == null ||
                    stroke.getLineWidth() != lineThickness) {

                stroke = createStroke(lineThickness);
                cachedStroke = stroke;
            }

            return stroke;
        }
 

/**
 * Invoked by Swing for painting this widget.
 *
 * @param g  the graphic context where to paint.
 */
@Override
protected void paintComponent(final Graphics g) {
    super.paintComponent(g);
    final Graphics2D gr = (Graphics2D) g;
    final AffineTransform oldTr = gr.getTransform();
    final AffineTransform tr = AffineTransform.getScaleInstance(
            getWidth()  / bounds.getWidth(),
           -getHeight() / bounds.getHeight());
    tr.translate(-bounds.getMinX(), -bounds.getMaxY());
    gr.transform(tr);
    gr.setStroke(new BasicStroke(0));
    if (envelope != null) {
        gr.setColor(Color.RED);
        gr.draw(envelope);
    }
    gr.setColor(Color.YELLOW);
    for (final Shape location : locations.values()) {
        gr.draw(location);
    }
    gr.setTransform(oldTr);
    gr.setColor(Color.CYAN);
    final Point2D.Double p = new Point2D.Double();
    for (final Map.Entry<String,Shape> entry : locations.entrySet()) {
        final Rectangle2D b = entry.getValue().getBounds2D();
        p.x = b.getCenterX();
        p.y = b.getCenterY();
        final Point2D pt = tr.transform(p, p);
        final String label = entry.getKey();
        gr.drawString(label, (float) (pt.getX() - 4.5*label.length()), (float) pt.getY());
    }
}
 

/**
 * Constructor for ClipPath.
 * The fillPaint is set to Color.GRAY, the drawColor is Color.BLUE, the
 * stroke is BasicStroke(1) and the composite is AlphaComposite.Src.
 *
 * @param xValue  x coordinates of curved to be created
 * @param yValue  y coordinates of curved to be created
 * @param clip  clip?
 * @param fillPath  whether the path is to filled
 * @param drawPath  whether the path is to drawn as an outline
 */
public ClipPath(double[] xValue, double[] yValue,
                boolean clip, boolean fillPath, boolean drawPath) {
    this.xValue = xValue;
    this.yValue = yValue;

    this.clip = clip;
    this.fillPath = fillPath;
    this.drawPath = drawPath;

    this.fillPaint = java.awt.Color.gray;
    this.drawPaint = java.awt.Color.blue;
    this.drawStroke = new BasicStroke(1);
    this.composite = java.awt.AlphaComposite.Src;
}
 

CloseIcon() {
	img = frame.getGraphicsConfiguration().createCompatibleImage(20, 16, Transparency.TRANSLUCENT);
	Graphics2D g = img.createGraphics();
	g.setColor(Color.black);
	g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
	g.setRenderingHint(RenderingHints.KEY_ANTIALIASING,  RenderingHints.VALUE_ANTIALIAS_ON);
	g.drawOval(4 + 2, 2, 12, 12);
	g.setStroke(new BasicStroke(1.0f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND));
	g.drawLine(4 + 4, 4, 4 + 11, 12);
	g.drawLine(4 + 4, 12, 4 + 11, 4);
	icon = new ImageIcon(img);
}
 

/**
 * Confirm that the equals() method can distinguish all the required fields.
 */
@Test
public void testEquals() {
    LineBorder b1 = new LineBorder(Color.red, new BasicStroke(1.0f),
            new RectangleInsets(1.0, 1.0, 1.0, 1.0));
    LineBorder b2 = new LineBorder(Color.red, new BasicStroke(1.0f),
            new RectangleInsets(1.0, 1.0, 1.0, 1.0));
    assertTrue(b1.equals(b2));
    assertTrue(b2.equals(b2));

    b1 = new LineBorder(Color.blue, new BasicStroke(1.0f),
            new RectangleInsets(1.0, 1.0, 1.0, 1.0));
    assertFalse(b1.equals(b2));
    b2 = new LineBorder(Color.blue, new BasicStroke(1.0f),
            new RectangleInsets(1.0, 1.0, 1.0, 1.0));
    assertTrue(b1.equals(b2));

    b1 = new LineBorder(Color.blue, new BasicStroke(1.1f),
            new RectangleInsets(1.0, 1.0, 1.0, 1.0));
    assertFalse(b1.equals(b2));
    b2 = new LineBorder(Color.blue, new BasicStroke(1.1f),
            new RectangleInsets(1.0, 1.0, 1.0, 1.0));
    assertTrue(b1.equals(b2));

    b1 = new LineBorder(Color.blue, new BasicStroke(1.1f),
            new RectangleInsets(1.0, 2.0, 3.0, 4.0));
    assertFalse(b1.equals(b2));
    b2 = new LineBorder(Color.blue, new BasicStroke(1.1f),
            new RectangleInsets(1.0, 2.0, 3.0, 4.0));
    assertTrue(b1.equals(b2));

}
 

/**
 * Two objects that are equal are required to return the same hashCode.
 */
@Test
public void testHashCode() {
    XYShapeAnnotation a1 = new XYShapeAnnotation(
            new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
            new BasicStroke(1.2f), Color.red, Color.blue);
    XYShapeAnnotation a2 = new XYShapeAnnotation(
            new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
            new BasicStroke(1.2f), Color.red, Color.blue);
    assertTrue(a1.equals(a2));
    int h1 = a1.hashCode();
    int h2 = a2.hashCode();
    assertEquals(h1, h2);
}
 

private static void draw(final Image img) {
    float[] dashes = {10.0f, 10.0f};
    BasicStroke bs = new BasicStroke(0.0f, BasicStroke.CAP_BUTT,
                                     BasicStroke.JOIN_BEVEL, 10.0f, dashes,
                                     0.0f);
    Graphics2D g = (Graphics2D) img.getGraphics();
    g.setColor(Color.WHITE);
    g.fillRect(0, 0, 200, 40);
    Line2D line = new Line2D.Double(20, 20, 180, 20);
    g.setColor(Color.BLACK);
    g.setStroke(bs);
    g.draw(line);
    g.dispose();
}
 

/**
 * Adds annotations to the Gaussian fit parameters
 * 
 * @param plot
 * @param fit Gaussian fit {normalisation factor, mean, sigma}
 */
public static void addGaussianFitAnnotations(XYPlot plot, double[] fit) {
  Paint c = plot.getDomainCrosshairPaint();
  BasicStroke s = new BasicStroke(1, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER, 1,
      new float[] {5f, 2.5f}, 0);

  plot.addDomainMarker(new ValueMarker(fit[1], c, s));
  plot.addDomainMarker(new ValueMarker(fit[1] - fit[2], c, s));
  plot.addDomainMarker(new ValueMarker(fit[1] + fit[2], c, s));
}
 

/**
 * Creates a new instance.
 *
 * @param lowerBound  the lower bound of the scale.
 * @param upperBound  the upper bound of the scale.
 * @param startAngle  the start angle (in degrees, using the same
 *     orientation as Java's <code>Arc2D</code> class).
 * @param extent  the extent (in degrees, counter-clockwise).
 * @param majorTickIncrement  the interval between major tick marks (must
 *     be &gt; 0).
 * @param minorTickCount  the number of minor ticks between major tick
 *          marks.
 */
public StandardDialScale(double lowerBound, double upperBound,
        double startAngle, double extent, double majorTickIncrement,
        int minorTickCount) {
    if (majorTickIncrement <= 0.0) {
        throw new IllegalArgumentException(
                "Requires 'majorTickIncrement' > 0.");
    }
    this.startAngle = startAngle;
    this.extent = extent;
    this.lowerBound = lowerBound;
    this.upperBound = upperBound;
    this.tickRadius = 0.70;
    this.tickLabelsVisible = true;
    this.tickLabelFormatter = new DecimalFormat("0.0");
    this.firstTickLabelVisible = true;
    this.tickLabelFont = new Font("Dialog", Font.BOLD, 16);
    this.tickLabelPaint = Color.blue;
    this.tickLabelOffset = 0.10;
    this.majorTickIncrement = majorTickIncrement;
    this.majorTickLength = 0.04;
    this.majorTickPaint = Color.black;
    this.majorTickStroke = new BasicStroke(3.0f);
    this.minorTickCount = minorTickCount;
    this.minorTickLength = 0.02;
    this.minorTickPaint = Color.black;
    this.minorTickStroke = new BasicStroke(1.0f);
}
 

/**
 * Serialize an instance, restore it, and check for equality.
 */
public void testSerialization() {
    XYBoxAnnotation a1 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0,
            new BasicStroke(1.2f), Color.red, Color.blue);
    XYBoxAnnotation a2 = (XYBoxAnnotation) TestUtilities.serialised(a1);
    assertEquals(a1, a2);
}