package jasext.jhplotserver;



import java.awt.Color;

import hep.aida.IFunction;
import jas2.hist.Basic1DFunction;
import jas2.hist.Fitter;
import jas2.hist.FunctionValueUndefined;
import jas2.hist.Handle;
import jas2.hist.HasStyle;
import jas2.hist.InvalidFunctionParameter;
import jas2.hist.JASHist;
import jas2.hist.JASHist1DFunctionData;
import jas2.hist.JASHist1DFunctionStyle;
import jas2.hist.JASHistStyle;


/**
 * Create a function to be showm in the menu.
 * Note that a similar function we use in a templet, but h must be static in this case!
 * 
 * @author sergei
 *
 */

public class RefF1D extends FunctionData1DWithType 
{

	 final private static String type="function1d";
	 
	 // note: for templet it must be a static! This is only for list of functions
	 private  IFunction h;
   
	 
	 private double xmin, xmax, ymin, ymax;
	 
	 /**
	 * 
	 */
	private static final long serialVersionUID = 1L;

	/**
	 * Initialze the function
	 * @param h
	 */
	public  RefF1D(final IFunction  h){
		
		  super();
		  this.h=h; 
	   }
	
	
	
	
	/**
	 * Initialze the function
	 * @param h
	 */
	public  RefF1D(){
		
		  super();
		  
	   }
	 public RefF1D(double xmin, double xmax, double ymin, double ymax)
     {
          
		 this.xmin=xmin;
		 this.ymin=ymin;
		 this.xmax=xmax;
		 this.ymax=ymax;
     }

	 
	 
	 public void setH(IFunction h) {
			this.h = h;
			}
	
	
	@Override
	public double valueAt(double x){
		//System.out.println("Call valueAtX at:");
		//System.out.println(x);
		//System.out.println("Dimension:");
		//System.out.println(h.dimension());
		double[] xx = new double[h.dimension()];
		xx[0] = x;
		return  h.value(xx);
	}

	@Override
	public double[] getParameterValues() {
		return h.parameters();
		
	}

	@Override
	public String[] getParameterNames() {
		return h.parameterNames();
	}

	@Override
	public void setParameter(int index, double value) {
		String s=h.variableName(index);
		h.setParameter(s, value);
	}

	@Override
	public String getTitle() {
		return h.title();
	}

	@Override
	String getType() {
		return type;
	}

	



	public void setFit(Fitter fit, double[] value)
	{ 
		if (value.length != h.numberOfParameters()) 
			throw new IllegalArgumentException("Argument to setParameters is of wrong length");

	//	max = value[0];
	//	mean = value[1];
	//	sigma = value[2];
    
		h.setParameters(value);
		setFit(fit);
		setChanged();
	}


	@Override
	public double valueAt(double x, double[] param){
		double[] xx = new double[h.dimension()];
		h.setParameters(param);
		xx[0] = x;
		return  h.value(xx);
	}


	/*
	public JASHist1DFunctionStyle getStyle() {
		JASHist1DFunctionStyle    style = new JASHist1DFunctionStyle();
	      style.setLineWidth(2);
	      style.setLineColor(Color.red);
	      return style;
       */
	

	
}