Method draw

src/org/opensourcephysics/display/Histogram.java:359–386

Draws this histogram in the drawing panel. @param drawingPanel @param g

(DrawingPanel drawingPanel, Graphics g)

	 * @param g
	 */
	@Override
	public synchronized void draw(DrawingPanel drawingPanel, Graphics g) {
		if (bins.size() == 0 || !visible) {
			return;
		}
//    Shape oldClip = g.getClip();
		g = g.create();
		g.setColor(binFillColor);
		g.clipRect(0, 0, drawingPanel.getWidth(), drawingPanel.getHeight());
		for (Iterator<Integer> keys = bins.keySet().iterator(); keys.hasNext();) {
			Integer binNumber = keys.next();
			Double d = (bins.get(binNumber));
			if (d == null) {
				break;
			}
			double occurrences = d.doubleValue();
			if (normalizedToOne) {
				occurrences /= sum;
			}
			if (binStyle == DRAW_BIN) {
				drawBin(drawingPanel, g, binNumber.intValue(), occurrences);
			} else {
				drawPoint(drawingPanel, g, binNumber.intValue(), occurrences);
			}
		}
//    g.setClip(oldClip);
		g.dispose();
	}

	/** Clears all data from this histogram and resets min and max values. */
	public synchronized void clear() {