public void finished(File helpTopic, String oldImageName) {
		if (SAVE_CREATED_IMAGE_FILE) {
			maybeSaveToHelp(helpTopic, oldImageName);
		}
		else {
			doShowImage(helpTopic, oldImageName);
		}
	}
Call when you are finished generating a new image.  This method will either show the
newly created image or write it to disk, depending upon the value of
{@link #SAVE_CREATED_IMAGE_FILE}, which is a system property.

@param helpTopic The help topic that contains the image
@param oldImageName  The name of the image
Ghidra/Features/Base/src/main/java/help/screenshot/GhidraScreenShotGenerator.java