annotate src/samer/maths/MatrixPlotter.java @ 8:5e3cbbf173aa tip

Reorganise some more

/*
 *	MatrixPlotter.java	
 *
 *	Copyright (c) 2000, Samer Abdallah, King's College London.
 *	All rights reserved.
 *
 *	This software is provided AS iS and WITHOUT ANY WARRANTY; 
 *	without even the implied warranty of MERCHANTABILITY or 
 *	FITNESS FOR A PARTICULAR PURPOSE.
 */

package samer.maths;
import  samer.core.*;
import  java.util.*;

/**
	A Vector plotter that gets its data from a matrix
	row or column
  */

public class MatrixPlotter extends VectorPlotter
{
	RowColumn	src;

	public MatrixPlotter(final Matrix A)
	{
		super(A.observable());
		src = new RowColumn(new Node("rowcolumn"), A);
		setVec(src.getVec());
		exposeCommands(src);
		src.addObserver(new Observer() {
			public void update(Observable o, Object s) { 
				setVec(src.getVec());
				update(A.observable(),null);
				// if (autoscale) scale();
				repaint();
			}
		} );
	}

	public void attach() 
	{ 
		super.attach();
		Shell.registerViewable(src);
	}

	public void detach()
	{
		Shell.deregisterViewable(src);
		super.detach();
		src.dispose();
	}
}