Method drawRoundedRect

ij/src/main/java/ij/gui/Roi.java:1539–1549

(ImageProcessor ip)

	}

	private void drawRoundedRect(ImageProcessor ip) {
		int margin = (int)getStrokeWidth()/2;
		BufferedImage bi = new BufferedImage(width+margin*2+1, height+margin*2+1, BufferedImage.TYPE_BYTE_GRAY);
		Graphics2D g = bi.createGraphics();
		if (stroke!=null)
			g.setStroke(stroke);
		g.drawRoundRect(margin, margin, width, height, cornerDiameter, cornerDiameter);
		ByteProcessor mask = new ByteProcessor(bi);
		ip.setRoi(x-margin, y-margin, width+margin*2+1, height+margin*2+1);
		ip.fill(mask);
	}

	/** Returns whether the center of pixel (x,y) is contained in the Roi.
	 *  The position of a pixel center determines whether a pixel is selected.