/**
* Compares two ellipses and returns <code>true</code> if they are equal or both <code>null</code>
* .
*
* @param e1 the first ellipse (<code>null</code> permitted).
* @param e2 the second ellipse (<code>null</code> permitted).
* @return A boolean.
*/
public static boolean equal(final Ellipse2D e1, final Ellipse2D e2) {
if (e1 == null) {
return (e2 == null);
}
if (e2 == null) {
return false;
}
if (!e1.getFrame().equals(e2.getFrame())) {
return false;
}
return true;
}
/**
* Draws the waferedge, including the notch.
*
* @param g2 the graphics device.
* @param plotArea the plot area.
*/
protected void drawWaferEdge(Graphics2D g2, Rectangle2D plotArea) {
// draw the wafer
Ellipse2D waferEdge = getWaferEdge(plotArea);
g2.setColor(Color.black);
g2.draw(waferEdge);
// calculate and draw the notch
// horizontal orientation is considered notch right
// vertical orientation is considered notch down
Arc2D notch;
Rectangle2D waferFrame = waferEdge.getFrame();
double notchDiameter = waferFrame.getWidth() * 0.04;
if (this.orientation == PlotOrientation.HORIZONTAL) {
Rectangle2D notchFrame =
new Rectangle2D.Double(
waferFrame.getX() + waferFrame.getWidth() - (notchDiameter / 2),
waferFrame.getY() + (waferFrame.getHeight() / 2) - (notchDiameter / 2),
notchDiameter,
notchDiameter);
notch = new Arc2D.Double(notchFrame, 90d, 180d, Arc2D.OPEN);
} else {
Rectangle2D notchFrame =
new Rectangle2D.Double(
waferFrame.getX() + (waferFrame.getWidth() / 2) - (notchDiameter / 2),
waferFrame.getY() + waferFrame.getHeight() - (notchDiameter / 2),
notchDiameter,
notchDiameter);
notch = new Arc2D.Double(notchFrame, 0d, 180d, Arc2D.OPEN);
}
g2.setColor(Color.white);
g2.fill(notch);
g2.setColor(Color.black);
g2.draw(notch);
}