/**
 * ChaoticFunction defines an interface for the information needed to graph
 * a chaotic function, without any information about the type of function
 * it is, or how it's implemented.
 * 
 * @author Ben Garrison bdg@cc.gatech.edu
 * @version 1.0
 */
public interface ChaoticFunction {
	/**
	 * Returns an integer that will be interpreted as the index of the 
	 * color that should be assigned to this point on the graph.  Keep
	 * in mind that color assignment is up to you.
	 * 
	 * @param x The x coordinate of the point to calculate.
	 * @param y The y coordinate of the point to calculate.
	 * @return The color index for this point.
	 */
	public int getColor(double x, double y);
	
	/**
	 * The maximum boundary in the X direction.
	 * 
	 * In order to display this Chaotic function correctly, the default bounds
	 * should be used.  (other bounds will work, but it may not display any
	 * interesting part of the graph)
	 * @return the maximum boundary in the X direction
	 */
	public double getDefaultXMax();
	
	/**
	 * The maximum boundary in the Y direction.
	 * 
	 * In order to display this Chaotic function correctly, the default bounds
	 * should be used.  (other bounds will work, but it may not display any
	 * interesting part of the graph)
	 * @return the maximum boundary in the Y direction
	 */	
	public double getDefaultYMax();
	
	/**
	 * The minimum boundary in the X direction.
	 * 
	 * In order to display this Chaotic function correctly, the default bounds
	 * should be used.  (other bounds will work, but it may not display any
	 * interesting part of the graph)
	 * @return the minimum boundary in the X direction
	 */
	public double getDefaultXMin();
	
	/**
	 * The minimum boundary in the Y direction.
	 * 
	 * In order to display this Chaotic function correctly, the default bounds
	 * should be used.  (other bounds will work, but it may not display any
	 * interesting part of the graph)
	 * @return the minimum boundary in the Y direction
	 */
	public double getDefaultYMin();
}