Java Code Examples for java.awt.geom.Ellipse2D#Double

@Override
public void renderLine (Graphics2D g,
                        boolean showPoints,
                        double pointWidth)
{
    Rectangle clip = g.getClipBounds();

    if ((clip == null) || clip.intersects(getBounds())) {
        checkLine();

        if (startPoint != null) {
            g.draw(getLine());

            // Then the absolute defining points?
            if (showPoints) {
                double r = pointWidth / 2; // Point radius
                Ellipse2D ellipse = new Ellipse2D.Double();

                for (Point2D p : new Point2D[]{startPoint, stopPoint}) {
                    ellipse.setFrame(p.getX() - r, p.getY() - r, 2 * r, 2 * r);
                    g.fill(ellipse);
                }
            }
        }
    }
}
 

public void paintEllipse(Point center, double major, double minor, double orientation)
{
  gr.setColor(fillColor);
  gr.setStroke(new BasicStroke(1));

  double width = major * transform.getScaleX();
  double height = minor * -transform.getScaleY();

  Point2D.Double dst = new Point2D.Double();

  transform.transform(new Point2D.Double(center.getX(), center.getY()), dst);

  if (!FloatUtils.isEqual(orientation, 0.0))
  {
    gr.rotate(-orientation, dst.getX(), dst.getY());
  }

  Ellipse2D.Double ellipse = new Ellipse2D.Double(dst.getX() - (width / 2), dst.getY() - (height / 2), width, height);
  gr.fill(ellipse);

  // rotate back
  if (!FloatUtils.isEqual(orientation, 0.0))
  {
    gr.rotate(orientation, dst.getX(), dst.getY());
  }
}
 

/**
 * Draws Points on the Map.
 *
 * @param graphics The {@linkplain Graphics2D} Object being drawn on
 * @param points The {@linkplain Point2D} array aka the "Joints" to be drawn
 */
private void drawJoints(final Graphics2D graphics, final Point2D[] points) {
  final int jointsize = 10;
  // If the points array is bigger than 1 the last joint should not be drawn (draw an arrow
  // instead)
  final Point2D[] newPoints =
      points.length > 1 ? Arrays.copyOf(points, points.length - 1) : points;
  for (final Point2D[] joints : routeCalculator.getAllPoints(newPoints)) {
    for (final Point2D p : joints) {
      final Ellipse2D circle =
          new Ellipse2D.Double(jointsize / -2.0, jointsize / -2.0, jointsize, jointsize);
      final AffineTransform ellipseTransform = getDrawingTransform();
      ellipseTransform.translate(p.getX(), p.getY());
      graphics.fill(ellipseTransform.createTransformedShape(circle));
    }
  }
}
 

/**
 * Creates a new plot.
 *
 * @param dataset  the dataset (<code>null</code> permitted).
 */
public MultiplePiePlot(CategoryDataset dataset) {
    super();
    setDataset(dataset);
    PiePlot piePlot = new PiePlot(null);
    piePlot.setIgnoreNullValues(true);
    this.pieChart = new JFreeChart(piePlot);
    this.pieChart.removeLegend();
    this.dataExtractOrder = TableOrder.BY_COLUMN;
    this.pieChart.setBackgroundPaint(null);
    TextTitle seriesTitle = new TextTitle("Series Title",
            new Font("SansSerif", Font.BOLD, 12));
    seriesTitle.setPosition(RectangleEdge.BOTTOM);
    this.pieChart.setTitle(seriesTitle);
    this.aggregatedItemsKey = "Other";
    this.aggregatedItemsPaint = Color.lightGray;
    this.sectionPaints = new HashMap();
    this.legendItemShape = new Ellipse2D.Double(-4.0, -4.0, 8.0, 8.0);
}
 

static Shape createShapePixel(AmodeusComponent amodeusComponent, Tensor hull) {
    if (Tensors.isEmpty(hull))
        return new Ellipse2D.Double(0, 0, 0, 0);
    Path2D path2d = new Path2D.Double();
    boolean init = false;
    for (Tensor vector : hull)
        if (!init) {
            init = true;
            path2d.moveTo( //
                    vector.Get(0).number().doubleValue(), //
                    vector.Get(1).number().doubleValue());
        } else
            path2d.lineTo( //
                    vector.Get(0).number().doubleValue(), //
                    vector.Get(1).number().doubleValue());
    path2d.closePath();
    return path2d;
}
 

private Area buildPrimitive() {
    Rectangle2D.Double body = new Rectangle2D.Double( 6, 0, 30, 12 ); // location and size
    Ellipse2D.Double head = new Ellipse2D.Double( 0, 0, 12, 12 );
    Ellipse2D.Double tail = new Ellipse2D.Double( 30, 0, 12, 12 );
    
    Area tick = new Area(body);
    tick.add( new Area( head ) );
    tick.add( new Area( tail ) );
    
    return tick;
}
 

public BufferedImage createYellowOffImage(final int WIDTH, final int HEIGHT) {
    final GraphicsConfiguration GFX_CONF = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().getDefaultConfiguration();
    if (WIDTH <= 0 || HEIGHT <= 0) {
        return GFX_CONF.createCompatibleImage(1, 1, java.awt.Transparency.TRANSLUCENT);
    }
    final BufferedImage IMAGE = GFX_CONF.createCompatibleImage(WIDTH, HEIGHT, Transparency.TRANSLUCENT);
    final Graphics2D G2 = IMAGE.createGraphics();
    G2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    G2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    G2.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, RenderingHints.VALUE_STROKE_NORMALIZE);

    final int IMAGE_WIDTH = IMAGE.getWidth();
    final int IMAGE_HEIGHT = IMAGE.getHeight();
    final Ellipse2D LIGHT_OFF = new Ellipse2D.Double(0.17346938775510204 * IMAGE_WIDTH, 0.38489208633093525 * IMAGE_HEIGHT, 0.6530612244897959 * IMAGE_WIDTH, 0.2302158273381295 * IMAGE_HEIGHT);
    G2.setPaint(new RadialGradientPaint(new Point2D.Double(0.5 * IMAGE_WIDTH, 0.5 * IMAGE_HEIGHT), (0.32653061224489793f * IMAGE_WIDTH), new float[]{0.0f, 1.0f}, new Color[]{new Color(1f, 1f, 0f, 0.2470588235f), new Color(1f, 1f, 0f, 0.0470588235f)}));
    G2.fill(LIGHT_OFF);

    final Ellipse2D INNER_SHADOW = new Ellipse2D.Double(0.17346938775510204 * IMAGE_WIDTH, 0.38489208633093525 * IMAGE_HEIGHT, 0.6530612244897959 * IMAGE_WIDTH, 0.2302158273381295 * IMAGE_HEIGHT);
    G2.setPaint(new RadialGradientPaint(new Point2D.Double(0.5 * IMAGE_WIDTH, 0.5 * IMAGE_HEIGHT), (0.32653061224489793f * IMAGE_WIDTH), new float[]{0.0f, 0.55f, 0.5501f, 0.78f, 0.79f, 1.0f}, new Color[]{new Color(0.0039215686f, 0.0039215686f, 0.0039215686f, 0f), new Color(0f, 0f, 0f, 0f), new Color(0f, 0f, 0f, 0f), new Color(0f, 0f, 0f, 0.1215686275f), new Color(0f, 0f, 0f, 0.1294117647f), new Color(0f, 0f, 0f, 0.4980392157f)}));
    G2.fill(INNER_SHADOW);

    final TexturePaint HATCH_PAINT = new TexturePaint(HATCH_TEXTURE, new java.awt.Rectangle(0, 0, 2, 2));
    G2.setPaint(HATCH_PAINT);
    G2.fill(INNER_SHADOW);

    G2.dispose();
    return IMAGE;
}
 

/**
 * Calculates the location of the waferedge.
 *
 * @param plotArea  the plot area.
 *
 * @return The wafer edge.
 */
protected Ellipse2D getWaferEdge(Rectangle2D plotArea) {
    Ellipse2D edge = new Ellipse2D.Double();
    double diameter = plotArea.getWidth();
    double upperLeftX = plotArea.getX();
    double upperLeftY = plotArea.getY();
    //get major dimension
    if (plotArea.getWidth() != plotArea.getHeight()) {
        double major, minor;
        if (plotArea.getWidth() > plotArea.getHeight()) {
            major = plotArea.getWidth();
            minor = plotArea.getHeight();
        }
        else {
            major = plotArea.getHeight();
            minor = plotArea.getWidth();
        }
        //ellipse diameter is the minor dimension
        diameter = minor;
        //set upperLeft point
        if (plotArea.getWidth() == minor) { // x is minor
            upperLeftY = plotArea.getY() + (major - minor) / 2;
        }
        else { // y is minor
            upperLeftX = plotArea.getX() + (major - minor) / 2;
        }
    }
    edge.setFrame(upperLeftX, upperLeftY, diameter, diameter);
    return edge;
}
 

/**
 * Draws two ellipses to represent overlapping outliers.
 *
 * @param point  the location.
 * @param boxWidth  the box width.
 * @param oRadius  the radius.
 * @param g2  the graphics device.
 */
protected void drawMultipleEllipse(Point2D point, double boxWidth,
                                   double oRadius, Graphics2D g2) {

    Ellipse2D.Double dot1 = new Ellipse2D.Double(point.getX()
            - (boxWidth / 2) + oRadius, point.getY(), oRadius, oRadius);
    Ellipse2D.Double dot2 = new Ellipse2D.Double(point.getX()
            + (boxWidth / 2), point.getY(), oRadius, oRadius);
    g2.draw(dot1);
    g2.draw(dot2);

}
 

private void shapedCbActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_shapedCbActionPerformed
    if (testFrame != null) {
        Shape s = null;
        if (shapedCb.isSelected()) {
            s = new Ellipse2D.Double(0, 0,
                                     testFrame.getWidth(),
                                     testFrame.getHeight());
        }
        testFrame.setShape(s);
    }
}
 

/**
 * Adds an entity to the collection.
 *
 * @param entities  the entity collection being populated.
 * @param hotspot  the entity area (if <code>null</code> a default will be
 *              used).
 * @param dataset  the dataset.
 * @param row  the series.
 * @param column  the item.
 * @param selected  is the item selected?
 * @param entityX  the entity's center x-coordinate in user space (only
 *                 used if <code>area</code> is <code>null</code>).
 * @param entityY  the entity's center y-coordinate in user space (only
 *                 used if <code>area</code> is <code>null</code>).
 *
 * @since 1.2.0
 */
protected void addEntity(EntityCollection entities, Shape hotspot,
        CategoryDataset dataset, int row, int column, boolean selected,
        double entityX, double entityY) {
    if (!getItemCreateEntity(row, column, selected)) {
        return;
    }
    Shape s = hotspot;
    if (hotspot == null) {
        double r = getDefaultEntityRadius();
        double w = r * 2;
        if (getPlot().getOrientation() == PlotOrientation.VERTICAL) {
            s = new Ellipse2D.Double(entityX - r, entityY - r, w, w);
        }
        else {
            s = new Ellipse2D.Double(entityY - r, entityX - r, w, w);
        }
    }
    String tip = null;
    CategoryToolTipGenerator generator = getToolTipGenerator(row, column,
            selected);
    if (generator != null) {
        tip = generator.generateToolTip(dataset, row, column);
    }
    String url = null;
    CategoryURLGenerator urlster = getURLGenerator(row, column, selected);
    if (urlster != null) {
        url = urlster.generateURL(dataset, row, column);
    }
    CategoryItemEntity entity = new CategoryItemEntity(s, tip, url,
            dataset, dataset.getRowKey(row), dataset.getColumnKey(column));
    entities.add(entity);
}
 

/**
 * Adds an entity to the collection.
 *
 * @param entities  the entity collection being populated.
 * @param hotspot  the entity area (if <code>null</code> a default will be
 *              used).
 * @param dataset  the dataset.
 * @param row  the series.
 * @param column  the item.
 * @param selected  is the item selected?
 * @param entityX  the entity's center x-coordinate in user space (only
 *                 used if <code>area</code> is <code>null</code>).
 * @param entityY  the entity's center y-coordinate in user space (only
 *                 used if <code>area</code> is <code>null</code>).
 *
 * @since 1.2.0
 */
protected void addEntity(EntityCollection entities, Shape hotspot,
        CategoryDataset dataset, int row, int column, boolean selected,
        double entityX, double entityY) {
    if (!getItemCreateEntity(row, column, selected)) {
        return;
    }
    Shape s = hotspot;
    if (hotspot == null) {
        double r = getDefaultEntityRadius();
        double w = r * 2;
        if (getPlot().getOrientation() == PlotOrientation.VERTICAL) {
            s = new Ellipse2D.Double(entityX - r, entityY - r, w, w);
        }
        else {
            s = new Ellipse2D.Double(entityY - r, entityX - r, w, w);
        }
    }
    String tip = null;
    CategoryToolTipGenerator generator = getToolTipGenerator(row, column,
            selected);
    if (generator != null) {
        tip = generator.generateToolTip(dataset, row, column);
    }
    String url = null;
    CategoryURLGenerator urlster = getURLGenerator(row, column, selected);
    if (urlster != null) {
        url = urlster.generateURL(dataset, row, column);
    }
    CategoryItemEntity entity = new CategoryItemEntity(s, tip, url,
            dataset, dataset.getRowKey(row), dataset.getColumnKey(column));
    entities.add(entity);
}
 

/**
 * Adds an entity to the collection.
 *
 * @param entities  the entity collection being populated.
 * @param hotspot  the entity area (if <code>null</code> a default will be
 *              used).
 * @param dataset  the dataset.
 * @param row  the series.
 * @param column  the item.
 * @param selected  is the item selected?
 * @param entityX  the entity's center x-coordinate in user space (only
 *                 used if <code>area</code> is <code>null</code>).
 * @param entityY  the entity's center y-coordinate in user space (only
 *                 used if <code>area</code> is <code>null</code>).
 *
 * @since 1.2.0
 */
protected void addEntity(EntityCollection entities, Shape hotspot,
        CategoryDataset dataset, int row, int column, boolean selected,
        double entityX, double entityY) {
    if (!getItemCreateEntity(row, column, selected)) {
        return;
    }
    Shape s = hotspot;
    if (hotspot == null) {
        double r = getDefaultEntityRadius();
        double w = r * 2;
        if (getPlot().getOrientation() == PlotOrientation.VERTICAL) {
            s = new Ellipse2D.Double(entityX - r, entityY - r, w, w);
        }
        else {
            s = new Ellipse2D.Double(entityY - r, entityX - r, w, w);
        }
    }
    String tip = null;
    CategoryToolTipGenerator generator = getToolTipGenerator(row, column,
            selected);
    if (generator != null) {
        tip = generator.generateToolTip(dataset, row, column);
    }
    String url = null;
    CategoryURLGenerator urlster = getURLGenerator(row, column, selected);
    if (urlster != null) {
        url = urlster.generateURL(dataset, row, column);
    }
    CategoryItemEntity entity = new CategoryItemEntity(s, tip, url,
            dataset, dataset.getRowKey(row), dataset.getColumnKey(column));
    entities.add(entity);
}
 

public ShapeDrawable makePoint(double x, double y, double radius) {
	double size = radius*2;
	return new ShapeDrawable(new Ellipse2D.Double(x - radius, y - radius, size, size));
}
 

public static void strokeCircle(Graphics2D g, int x, int y, int r) {

		Ellipse2D circle = new Ellipse2D.Double(x - r, y - r, 2 * r, 2 * r);
		g.draw(circle);
	}
 

private Ellipse2D getDraggableArea(Point2D control) {
    Ellipse2D outer = new Ellipse2D.Double(xPositionToPixel(control.getX()) - CONTROL_POINT_SIZE / 2.0,
                                           yPositionToPixel(control.getY()) - CONTROL_POINT_SIZE / 2.0,
                                           CONTROL_POINT_SIZE, CONTROL_POINT_SIZE);
    return outer;
}
 

protected Outline getHeadDecoration(Graphics2D graphics, LineDecoration deco, BasicStroke stroke) {
    if (deco == null || stroke == null) {
        return null;
    }
    DecorationSize headLength = deco.getHeadLength();
    if (headLength == null) {
        headLength = DecorationSize.MEDIUM;
    }
    DecorationSize headWidth = deco.getHeadWidth();
    if (headWidth == null) {
        headWidth = DecorationSize.MEDIUM;
    }

    double lineWidth = Math.max(2.5, stroke.getLineWidth());

    Rectangle2D anchor = getAnchor(graphics, getShape());
    double x1 = anchor.getX(), y1 = anchor.getY();

    double alpha = Math.atan(anchor.getHeight() / anchor.getWidth());

    AffineTransform at = new AffineTransform();
    java.awt.Shape headShape = null;
    Path p = null;
    Rectangle2D bounds;
    final double scaleY = Math.pow(DECO_SIZE_POW, headWidth.ordinal()+1.);
    final double scaleX = Math.pow(DECO_SIZE_POW, headLength.ordinal()+1.);
    DecorationShape headShapeEnum = deco.getHeadShape();

    if (headShapeEnum == null) {
        return null;
    }

    switch (headShapeEnum) {
        case OVAL:
            p = new Path();
            headShape = new Ellipse2D.Double(0, 0, lineWidth * scaleX, lineWidth * scaleY);
            bounds = headShape.getBounds2D();
            at.translate(x1 - bounds.getWidth() / 2, y1 - bounds.getHeight() / 2);
            at.rotate(alpha, bounds.getX() + bounds.getWidth() / 2, bounds.getY() + bounds.getHeight() / 2);
            break;
        case STEALTH:
        case ARROW:
            p = new Path(false, true);
            Path2D.Double arrow = new Path2D.Double();
            arrow.moveTo((lineWidth * scaleX), (-lineWidth * scaleY / 2));
            arrow.lineTo(0, 0);
            arrow.lineTo((lineWidth * scaleX), (lineWidth * scaleY / 2));
            headShape = arrow;
            at.translate(x1, y1);
            at.rotate(alpha);
            break;
        case TRIANGLE:
            p = new Path();
            Path2D.Double triangle = new Path2D.Double();
            triangle.moveTo((lineWidth * scaleX), (-lineWidth * scaleY / 2));
            triangle.lineTo(0, 0);
            triangle.lineTo((lineWidth * scaleX), (lineWidth * scaleY / 2));
            triangle.closePath();
            headShape = triangle;
            at.translate(x1, y1);
            at.rotate(alpha);
            break;
        default:
            break;
    }

    if (headShape != null) {
        headShape = at.createTransformedShape(headShape);
    }
    return headShape == null ? null : new Outline(headShape, p);
}
 

@Override
public void paintIcon(Component c, Graphics g, int x, int y) {
	JMenuItem b = (JMenuItem) c;
	ButtonModel bm = b.getModel();

	g.translate(x, y);

	boolean isSelected = bm.isSelected();
	boolean isEnabled = bm.isEnabled();
	boolean isPressed = bm.isPressed();

	Graphics2D g2 = (Graphics2D) g;
	g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
	g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);

	// drawing background section
	if (!isEnabled) {
		g2.setColor(Colors.RADIOBUTTON_BORDER_DISABLED);
	} else {
		if (isPressed) {
			g2.setColor(Colors.RADIOBUTTON_BORDER_FOCUS);
		} else {
			g2.setColor(Colors.RADIOBUTTON_BORDER);
		}
	}
	g2.setStroke(RADIO_STROKE);
	Shape circle = new Ellipse2D.Double(0, 0, 9, 9);
	g2.draw(circle);

	// drawing sphere
	if (isSelected) {
		if (isEnabled) {
			g2.setColor(Colors.RADIOBUTTON_CHECKED);
		} else {
			g2.setColor(Colors.RADIOBUTTON_CHECKED_DISABLED);
		}
		circle = new Ellipse2D.Double(3, 3, 4, 4);
		g2.fill(circle);
	}

	g.translate(-x, -y);
}
 

/**
 * Creates an interactive ellipse.
 *
 * @param x
 * @param y
 * @param w
 * @param h
 * @return InteractiveShape
 */
public static InteractiveShape createEllipse(double x, double y, double w, double h) {
  Shape shape = new Ellipse2D.Double(-w/2, -h/2, w, h);
  InteractiveShape is = new InteractiveShape(shape, x, y);
  is.width = w;
  is.height = h;
  return is;
}
 

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public Spotlight(int x, int y, int radius) {
    this.spot = new Ellipse2D.Double(x - radius, y - radius, radius * 2,
            radius * 2);
}