/**
* Draws the needle.
*
* @param g2 the graphics device.
* @param plotArea the plot area.
* @param rotate the rotation point.
* @param angle the angle.
*/
protected void drawNeedle(Graphics2D g2, Rectangle2D plotArea,
Point2D rotate, double angle) {
Arc2D shape = new Arc2D.Double(Arc2D.PIE);
double radius = plotArea.getHeight();
double halfX = plotArea.getWidth() / 2;
double diameter = 2 * radius;
shape.setFrame(plotArea.getMinX() + halfX - radius ,
plotArea.getMinY() - radius,
diameter, diameter);
radius = Math.toDegrees(Math.asin(halfX / radius));
shape.setAngleStart(270 - radius);
shape.setAngleExtent(2 * radius);
Area s = new Area(shape);
if ((rotate != null) && (angle != 0)) {
/// we have rotation houston, please spin me
getTransform().setToRotation(angle, rotate.getX(), rotate.getY());
s.transform(getTransform());
}
defaultDisplay(g2, s);
}
/**
* Draws the background to the specified graphics device. If the dial frame specifies a window,
* the clipping region will already have been set to this window before this method is called.
*
* @param g2 the graphics device (<code>null</code> not permitted).
* @param plot the plot (ignored here).
* @param frame the dial frame (ignored here).
* @param view the view rectangle (<code>null</code> not permitted).
*/
@Override
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {
// work out the anchor point
Rectangle2D f = DialPlot.rectangleByRadius(frame, this.radius, this.radius);
Arc2D arc = new Arc2D.Double(f, this.angle, 0.0, Arc2D.OPEN);
Point2D pt = arc.getStartPoint();
// the indicator bounds is calculated from the templateValue (which
// determines the minimum size), the maxTemplateValue (which, if
// specified, provides a maximum size) and the actual value
FontMetrics fm = g2.getFontMetrics(this.font);
double value = plot.getValue(this.datasetIndex);
String valueStr = this.formatter.format(value);
Rectangle2D valueBounds = TextUtilities.getTextBounds(valueStr, g2, fm);
// calculate the bounds of the template value
String s = this.formatter.format(this.templateValue);
Rectangle2D tb = TextUtilities.getTextBounds(s, g2, fm);
double minW = tb.getWidth();
double minH = tb.getHeight();
double maxW = Double.MAX_VALUE;
double maxH = Double.MAX_VALUE;
if (this.maxTemplateValue != null) {
s = this.formatter.format(this.maxTemplateValue);
tb = TextUtilities.getTextBounds(s, g2, fm);
maxW = Math.max(tb.getWidth(), minW);
maxH = Math.max(tb.getHeight(), minH);
}
double w = fixToRange(valueBounds.getWidth(), minW, maxW);
double h = fixToRange(valueBounds.getHeight(), minH, maxH);
// align this rectangle to the frameAnchor
Rectangle2D bounds =
RectangleAnchor.createRectangle(new Size2D(w, h), pt.getX(), pt.getY(), this.frameAnchor);
// add the insets
Rectangle2D fb = this.insets.createOutsetRectangle(bounds);
// draw the background
g2.setPaint(this.backgroundPaint);
g2.fill(fb);
// draw the border
g2.setStroke(this.outlineStroke);
g2.setPaint(this.outlinePaint);
g2.draw(fb);
// now find the text anchor point
Shape savedClip = g2.getClip();
g2.clip(fb);
Point2D pt2 = RectangleAnchor.coordinates(bounds, this.valueAnchor);
g2.setPaint(this.paint);
g2.setFont(this.font);
TextUtilities.drawAlignedString(
valueStr, g2, (float) pt2.getX(), (float) pt2.getY(), this.textAnchor);
g2.setClip(savedClip);
}
public void update() {
if (skill == null) {
rep.setAngleExtent(0);
return;
}
rep.setAngleExtent(
360
- 360
* ((double) (Clocks.masterClock.currentTime() - skill.startTime())
/ skill.coolDown()));
if (rep.getAngleExtent() <= 0) rep.setAngleExtent(0);
}
public boolean contains(double x, double y) {
setArc();
double narrow = Math.abs(angle.extent) * 0.2;
if (arc == null) arc = new Arc2D.Double();
arc.setArc(
atom3.rx - 0.5 * angle.width,
atom3.ry - 0.5 * angle.height,
angle.width,
angle.height,
angle.extent > 0 ? angle.start + narrow : angle.start - narrow,
angle.extent > 0 ? angle.extent - narrow - narrow : angle.extent + narrow + narrow,
Arc2D.PIE);
return arc.contains(x, y);
}
private void setIndicators() {
if (ellipseIndicator == null) ellipseIndicator = new Ellipse2D.Double();
if (arcIndicator == null) arcIndicator = new Arc2D.Double();
ellipseIndicator.setFrame(angle.x, angle.y, angle.width, angle.height);
arcIndicator.setArc(
angle.x, angle.y, angle.width, angle.height, angle.start, angle.extent, Arc2D.PIE);
}
private void paintGenome(Graphics2D g) {
g.setColor(Color.WHITE);
g.fillRect(0, 0, viewRect.width, viewRect.height);
g.setColor(new Color(0.9f, 0.9f, 1f));
g.fill(
new Ellipse2D.Double(
context.getCenterX() - getRadiusInt(),
context.getCenterY() - getRadiusInt(),
getRadiusInt() * 2,
getRadiusInt() * 2));
for (int i = 0; i < this.context.getDictionary().getSequences().size(); ++i) {
SAMSequenceRecord rec = this.context.getDictionary().getSequence(i);
Arc2D outer = context.getArc(rec, 0, rec.getSequenceLength(), getRadiusExt(), Arc2D.PIE);
if (outer.getAngleExtent() == 0) continue;
Area area = new Area(outer);
Ellipse2D.Double ed =
new Ellipse2D.Double(
context.getCenter().getX() - getRadiusInt(),
context.getCenter().getY() - getRadiusInt(),
getRadiusInt() * 2,
getRadiusInt() * 2);
area.subtract(new Area(ed));
g.setColor(i % 2 == 0 ? Color.LIGHT_GRAY : Color.WHITE);
g.fill(area);
g.setColor(Color.BLACK);
g.draw(area);
if ((rec.getSequenceLength() / (double) this.context.getDictionary().getReferenceLength())
< 0.01) continue;
String title = rec.getSequenceName();
double midangle = context.convertPositionToRadian(rec, rec.getSequenceLength() / 2);
AffineTransform old = g.getTransform();
AffineTransform tr = new AffineTransform(old);
g.translate(context.getCenterX(), context.getCenterY());
g.rotate(midangle);
g.translate(getRadiusExt(), 0);
g.drawString(title, 0, 0);
g.setTransform(tr);
g.setTransform(old);
}
}
private void addArc(
AffineTransform at, ArrayList<PathSegment> segments, double[] coords, Arc2D arc) {
PathIterator iterator;
iterator = arc.getPathIterator(at);
iterator.currentSegment(coords);
segments.add(new LinePathSegment(coords));
iterator.next();
iterator.currentSegment(coords);
segments.add(new CubicPathSegment(coords));
}
@Override
public void paintComponent(Graphics g) {
if (slices != null && !slices.isEmpty()) {
Arc2D arc2D = null;
double start = 0;
int size = Math.min(getWidth(), getHeight()) - 10;
int x = getWidth() / 2 - size / 2;
int y = getHeight() / 2 - size / 2;
if (g instanceof Graphics2D) {
arc2D = new Arc2D.Double(Arc2D.PIE);
arc2D.setFrame(x, y, size, size);
((Graphics2D) g)
.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
}
for (PieSlice slice : slices) {
double arc = (slice.cost / total) * 360.0;
if (g instanceof Graphics2D) {
arc2D.setAngleStart(start);
arc2D.setAngleExtent(arc);
Color c = ScenarioColorPalette.getColor(slice.toString());
g.setColor(slice.equals(highlighted) ? c.brighter() : c);
((Graphics2D) g).fill(arc2D);
g.setColor(Color.BLACK);
((Graphics2D) g).draw(arc2D);
} else {
g.setColor(ScenarioColorPalette.getColor(slice.toString()));
g.fillArc(x, y, size, size, (int) start, (int) arc);
g.setColor(Color.BLACK);
g.drawArc(x, y, size, size, (int) start, (int) arc);
}
start += arc;
}
g.setColor(ScenarioColorPalette.getColor("Untagged"));
g.fillArc(x, y, size, size, (int) start, (int) (360.0 - start));
}
}
@Override
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {
g2.setPaint(Color.blue);
g2.setStroke(this.outlineStroke);
Rectangle2D lengthRect = DialPlot.rectangleByRadius(frame, getRadius(), getRadius());
Rectangle2D widthRect = DialPlot.rectangleByRadius(frame, getWidthRadius(), getWidthRadius());
double value = plot.getValue(getDatasetIndex());
DialScale scale = plot.getScaleForDataset(getDatasetIndex());
double angle = scale.valueToAngle(value);
Arc2D arc1 = new Arc2D.Double(lengthRect, angle, 0, Arc2D.OPEN);
Point2D pt1 = arc1.getEndPoint();
Arc2D arc2 = new Arc2D.Double(widthRect, angle - 90.0, 180.0, Arc2D.OPEN);
Point2D pt2 = arc2.getStartPoint();
Point2D pt3 = arc2.getEndPoint();
Arc2D arc3 = new Arc2D.Double(widthRect, angle - 180.0, 0.0, Arc2D.OPEN);
Point2D pt4 = arc3.getStartPoint();
GeneralPath gp = new GeneralPath();
gp.moveTo((float) pt1.getX(), (float) pt1.getY());
gp.lineTo((float) pt2.getX(), (float) pt2.getY());
gp.lineTo((float) pt4.getX(), (float) pt4.getY());
gp.lineTo((float) pt3.getX(), (float) pt3.getY());
gp.closePath();
g2.setPaint(getFillPaint());
g2.fill(gp);
g2.setPaint(getOutlinePaint());
Line2D line =
new Line2D.Double(frame.getCenterX(), frame.getCenterY(), pt1.getX(), pt1.getY());
g2.draw(line);
line.setLine(pt2, pt3);
g2.draw(line);
line.setLine(pt3, pt1);
g2.draw(line);
line.setLine(pt2, pt1);
g2.draw(line);
line.setLine(pt2, pt4);
g2.draw(line);
line.setLine(pt3, pt4);
g2.draw(line);
}
/**
* Compares two arcs and returns <code>true</code> if they are equal or both <code>null</code>.
*
* @param a1 the first arc (<code>null</code> permitted).
* @param a2 the second arc (<code>null</code> permitted).
* @return A boolean.
*/
public static boolean equal(final Arc2D a1, final Arc2D a2) {
if (a1 == null) {
return (a2 == null);
}
if (a2 == null) {
return false;
}
if (!a1.getFrame().equals(a2.getFrame())) {
return false;
}
if (a1.getAngleStart() != a2.getAngleStart()) {
return false;
}
if (a1.getAngleExtent() != a2.getAngleExtent()) {
return false;
}
if (a1.getArcType() != a2.getArcType()) {
return false;
}
return true;
}
/** @param arc the Arc2D object to be converted */
public Element toSVG(Arc2D arc) {
double ext = arc.getAngleExtent();
double width = arc.getWidth();
double height = arc.getHeight();
if (width == 0 || height == 0) {
Line2D line =
new Line2D.Double(arc.getX(), arc.getY(), arc.getX() + width, arc.getY() + height);
if (svgLine == null) {
svgLine = new SVGLine(generatorContext);
}
return svgLine.toSVG(line);
}
if (ext >= 360 || ext <= -360) {
Ellipse2D ellipse = new Ellipse2D.Double(arc.getX(), arc.getY(), width, height);
if (svgEllipse == null) {
svgEllipse = new SVGEllipse(generatorContext);
}
return svgEllipse.toSVG(ellipse);
}
Element svgPath = generatorContext.domFactory.createElementNS(SVG_NAMESPACE_URI, SVG_PATH_TAG);
StringBuffer d = new StringBuffer("");
Point2D startPt = arc.getStartPoint();
Point2D endPt = arc.getEndPoint();
int type = arc.getArcType();
d.append(PATH_MOVE);
d.append(doubleString(startPt.getX()));
d.append(SPACE);
d.append(doubleString(startPt.getY()));
d.append(SPACE);
d.append(PATH_ARC);
d.append(doubleString(width / 2));
d.append(SPACE);
d.append(doubleString(height / 2));
d.append(SPACE);
d.append("0"); // no rotation with J2D arc.
d.append(SPACE);
if (ext > 0) {
// CCW sweep case, ext > 0
if (ext > 180) d.append("1"); // use large arc.
else d.append("0"); // use small arc.
d.append(SPACE);
d.append("0"); // sweep ccw
} else {
// CW sweep case, ext < 0
if (ext < -180) d.append("1"); // use large arc.
else d.append("0"); // use small arc.
d.append(SPACE);
d.append("1"); // sweep cw
}
d.append(SPACE);
d.append(doubleString(endPt.getX()));
d.append(SPACE);
d.append(doubleString(endPt.getY()));
if (type == Arc2D.CHORD) {
d.append(PATH_CLOSE);
} else if (type == Arc2D.PIE) {
double cx = arc.getX() + width / 2;
double cy = arc.getY() + height / 2;
d.append(PATH_LINE_TO);
d.append(SPACE);
d.append(doubleString(cx));
d.append(SPACE);
d.append(doubleString(cy));
d.append(SPACE);
d.append(PATH_CLOSE);
}
svgPath.setAttributeNS(null, SVG_D_ATTRIBUTE, d.toString());
return svgPath;
}
/**
* Returns the bargraph track image with the given with and height.
*
* @param WIDTH
* @param START_ANGLE
* @param ANGLE_EXTEND
* @param APEX_ANGLE
* @param BARGRAPH_OFFSET
* @param image
* @return buffered image containing the bargraph track image
*/
protected BufferedImage create_BARGRAPH_TRACK_Image(
final int WIDTH,
final double START_ANGLE,
final double ANGLE_EXTEND,
final double APEX_ANGLE,
final double BARGRAPH_OFFSET,
BufferedImage image) {
if (WIDTH <= 0) {
return null;
}
if (image == null) {
image = UTIL.createImage(WIDTH, WIDTH, 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_DITHERING, RenderingHints.VALUE_DITHER_ENABLE);
// G2.setRenderingHint(RenderingHints.KEY_ALPHA_INTERPOLATION,
// RenderingHints.VALUE_ALPHA_INTERPOLATION_QUALITY);
// G2.setRenderingHint(RenderingHints.KEY_COLOR_RENDERING,
// RenderingHints.VALUE_COLOR_RENDER_QUALITY);
// G2.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL,
// RenderingHints.VALUE_STROKE_NORMALIZE);
final int IMAGE_WIDTH = image.getWidth();
final int IMAGE_HEIGHT = image.getHeight();
// Create led track
final java.awt.geom.Arc2D BACK = new java.awt.geom.Arc2D.Double(java.awt.geom.Arc2D.PIE);
BACK.setFrame(
IMAGE_WIDTH * 0.1074766355,
IMAGE_HEIGHT * 0.1074766355,
IMAGE_WIDTH * 0.785046729,
IMAGE_HEIGHT * 0.785046729);
BACK.setAngleStart(START_ANGLE + 2);
BACK.setAngleExtent(ANGLE_EXTEND - 5);
final Ellipse2D BACK_SUB =
new Ellipse2D.Double(
IMAGE_WIDTH * 0.1822429907,
IMAGE_HEIGHT * 0.1822429907,
IMAGE_WIDTH * 0.6355140187,
IMAGE_HEIGHT * 0.6355140187);
final java.awt.geom.Area LED_TRACK_FRAME = new java.awt.geom.Area(BACK);
LED_TRACK_FRAME.subtract(new java.awt.geom.Area(BACK_SUB));
final Point2D LED_TRACK_FRAME_START =
new Point2D.Double(0, LED_TRACK_FRAME.getBounds2D().getMinY());
final Point2D LED_TRACK_FRAME_STOP =
new Point2D.Double(0, LED_TRACK_FRAME.getBounds2D().getMaxY());
final float[] LED_TRACK_FRAME_FRACTIONS = {0.0f, 0.22f, 0.76f, 1.0f};
final Color[] LED_TRACK_FRAME_COLORS = {
new Color(0, 0, 0, 255),
new Color(51, 51, 51, 255),
new Color(51, 51, 51, 255),
new Color(100, 100, 100, 255)
};
final LinearGradientPaint LED_TRACK_FRAME_GRADIENT =
new LinearGradientPaint(
LED_TRACK_FRAME_START,
LED_TRACK_FRAME_STOP,
LED_TRACK_FRAME_FRACTIONS,
LED_TRACK_FRAME_COLORS);
G2.setPaint(LED_TRACK_FRAME_GRADIENT);
G2.fill(LED_TRACK_FRAME);
final java.awt.geom.Arc2D FRONT = new java.awt.geom.Arc2D.Double(java.awt.geom.Arc2D.PIE);
FRONT.setFrame(
IMAGE_WIDTH * 0.1121495327,
IMAGE_HEIGHT * 0.1121495327,
IMAGE_WIDTH * 0.7803738318,
IMAGE_HEIGHT * 0.7803738318);
FRONT.setAngleStart(START_ANGLE);
FRONT.setAngleExtent(ANGLE_EXTEND);
final Ellipse2D FRONT_SUB =
new Ellipse2D.Double(
IMAGE_WIDTH * 0.1822429907,
IMAGE_HEIGHT * 0.1822429907,
IMAGE_WIDTH * 0.6448598131,
IMAGE_HEIGHT * 0.6448598131);
final java.awt.geom.Area LED_TRACK_MAIN = new java.awt.geom.Area(BACK);
LED_TRACK_MAIN.subtract(new java.awt.geom.Area(FRONT_SUB));
final Point2D LED_TRACK_MAIN_START =
new Point2D.Double(0, LED_TRACK_MAIN.getBounds2D().getMinY());
final Point2D LED_TRACK_MAIN_STOP =
new Point2D.Double(0, LED_TRACK_MAIN.getBounds2D().getMaxY());
final float[] LED_TRACK_MAIN_FRACTIONS = {0.0f, 1.0f};
final Color[] LED_TRACK_MAIN_COLORS = {new Color(17, 17, 17, 255), new Color(51, 51, 51, 255)};
final LinearGradientPaint LED_TRACK_MAIN_GRADIENT =
new LinearGradientPaint(
LED_TRACK_MAIN_START,
LED_TRACK_MAIN_STOP,
LED_TRACK_MAIN_FRACTIONS,
LED_TRACK_MAIN_COLORS);
G2.setPaint(LED_TRACK_MAIN_GRADIENT);
G2.fill(LED_TRACK_MAIN);
// Draw the inactive leds
final Point2D CENTER = new Point2D.Double(WIDTH / 2.0, WIDTH / 2.0);
final Rectangle2D LED =
new Rectangle2D.Double(
WIDTH * 0.1168224299,
WIDTH * 0.4859813084,
WIDTH * 0.06074766355140187,
WIDTH * 0.023364486);
final Point2D LED_CENTER = new Point2D.Double(LED.getCenterX(), LED.getCenterY());
final Color[] LED_COLORS = new Color[] {new Color(60, 60, 60, 255), new Color(50, 50, 50, 255)};
final RadialGradientPaint LED_GRADIENT =
new RadialGradientPaint(
LED_CENTER, (float) (0.030373831775700934 * IMAGE_WIDTH), LED_FRACTIONS, LED_COLORS);
G2.setPaint(LED_GRADIENT);
final AffineTransform OLD_TRANSFORM = G2.getTransform();
for (double angle = 0; angle <= APEX_ANGLE; angle += 5.0) {
G2.rotate(Math.toRadians(angle + BARGRAPH_OFFSET), CENTER.getX(), CENTER.getY());
G2.fill(LED);
G2.setTransform(OLD_TRANSFORM);
}
G2.dispose();
return image;
}
/**
* Draws the scale on the dial plot.
*
* @param g2 the graphics target (<code>null</code> not permitted).
* @param plot the dial plot (<code>null</code> not permitted).
* @param frame the reference frame that is used to construct the geometry of the plot (<code>null
* </code> not permitted).
* @param view the visible part of the plot (<code>null</code> not permitted).
*/
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {
Rectangle2D arcRect =
DialPlot.rectangleByRadius(frame, this.getTickRadius(), this.getTickRadius());
Rectangle2D arcRectMajor =
DialPlot.rectangleByRadius(
frame,
this.getTickRadius() - this.getMajorTickLength(),
this.getTickRadius() - this.getMajorTickLength());
Rectangle2D arcRectMinor = arcRect;
if (this.getMinorTickCount() > 0 && this.getMinorTickLength() > 0.0) {
arcRectMinor =
DialPlot.rectangleByRadius(
frame,
this.getTickRadius() - this.getMinorTickLength(),
this.getTickRadius() - this.getMinorTickLength());
}
Rectangle2D arcRectForLabels =
DialPlot.rectangleByRadius(
frame,
this.getTickRadius() - this.getTickLabelOffset(),
this.getTickRadius() - this.getTickLabelOffset());
boolean firstLabel = true;
Arc2D arc = new Arc2D.Double();
Line2D workingLine = new Line2D.Double();
Stroke arcStroke = new BasicStroke(0.75f);
for (double v = this.getLowerBound();
v <= this.getUpperBound();
v += this.getMajorTickIncrement()) {
arc.setArc(arcRect, this.getStartAngle(), valueToAngle(v) - this.getStartAngle(), Arc2D.OPEN);
g2.setPaint(this.getMajorTickPaint());
g2.setStroke(arcStroke);
g2.draw(arc);
Point2D pt0 = arc.getEndPoint();
arc.setArc(
arcRectMajor, this.getStartAngle(), valueToAngle(v) - this.getStartAngle(), Arc2D.OPEN);
Point2D pt1 = arc.getEndPoint();
g2.setPaint(this.getMajorTickPaint());
g2.setStroke(this.getMajorTickStroke());
workingLine.setLine(pt0, pt1);
g2.draw(workingLine);
arc.setArc(
arcRectForLabels,
this.getStartAngle(),
valueToAngle(v) - this.getStartAngle(),
Arc2D.OPEN);
Point2D pt2 = arc.getEndPoint();
if (this.getTickLabelsVisible()) {
if (!firstLabel || this.getFirstTickLabelVisible()) {
g2.setFont(this.getTickLabelFont());
TextUtilities.drawAlignedString(
this.getTickLabelFormatter().format(v),
g2,
(float) pt2.getX(),
(float) pt2.getY(),
TextAnchor.CENTER);
}
}
firstLabel = false;
// now do the minor tick marks
if (this.getMinorTickCount() > 0 && this.getMinorTickLength() > 0.0) {
double minorTickIncrement = this.getMajorTickIncrement() / (this.getMinorTickCount() + 1);
for (int i = 0; i < this.getMinorTickCount(); i++) {
double vv = v + ((i + 1) * minorTickIncrement);
if (vv >= this.getUpperBound()) {
break;
}
double angle = valueToAngle(vv);
arc.setArc(arcRect, this.getStartAngle(), angle - this.getStartAngle(), Arc2D.OPEN);
pt0 = arc.getEndPoint();
arc.setArc(arcRectMinor, this.getStartAngle(), angle - this.getStartAngle(), Arc2D.OPEN);
Point2D pt3 = arc.getEndPoint();
g2.setStroke(this.getMinorTickStroke());
g2.setPaint(this.getMinorTickPaint());
workingLine.setLine(pt0, pt3);
g2.draw(workingLine);
}
}
}
}
public Arc2D evaluate(Arc2D v0, Arc2D v1, float fraction) {
double x = v0.getX() + ((v1.getX() - v0.getX()) * fraction);
double y = v0.getY() + ((v1.getY() - v0.getY()) * fraction);
double w = v0.getWidth() + ((v1.getWidth() - v0.getWidth()) * fraction);
double h = v0.getHeight() + ((v1.getHeight() - v0.getHeight()) * fraction);
double start = v0.getAngleStart() + ((v1.getAngleStart() - v0.getAngleStart()) * fraction);
double extent = v0.getAngleExtent() + ((v1.getAngleExtent() - v0.getAngleExtent()) * fraction);
Arc2D value = (Arc2D) v0.clone();
value.setArc(x, y, w, h, start, extent, v0.getArcType());
return value;
}