CompressionOutput.java

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 * Mission Control Technologies, Copyright (c) 2009-2012, United States Government
 * as represented by the Administrator of the National Aeronautics and Space 
 * Administration. All rights reserved.
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 * The MCT platform is licensed under the Apache License, Version 2.0 (the 
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 * You may obtain a copy of the License at 
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package plotter.xy;

/**
 * Receives the output from a {@link Compressor.StreamingCompressor}.
 * @author Adam Crume
 */
public interface CompressionOutput {
	/**
	 * Adds a data point.
	 * @param x the X-coordinate of the data point
	 * @param y the Y-coordinate of the data point
	 */
	public void add(double x, double y);


	/**
	 * Returns the number of data points.
	 * @return the number of data points
	 */
	public int getPointCount();


	/**
	 * Removes the last <code>count</code> data points.
	 * @param count number of data points to remove
	 */
	public void removeLast(int count);
}