samer@0: /*
samer@0:  *	MatrixPlotter.java	
samer@0:  *
samer@0:  *	Copyright (c) 2000, Samer Abdallah, King's College London.
samer@0:  *	All rights reserved.
samer@0:  *
samer@0:  *	This software is provided AS iS and WITHOUT ANY WARRANTY; 
samer@0:  *	without even the implied warranty of MERCHANTABILITY or 
samer@0:  *	FITNESS FOR A PARTICULAR PURPOSE.
samer@0:  */
samer@0: 
samer@0: package samer.maths;
samer@0: import  samer.core.*;
samer@0: import  java.util.*;
samer@0: 
samer@0: /**
samer@0: 	A Vector plotter that gets its data from a matrix
samer@0: 	row or column
samer@0:   */
samer@0: 
samer@0: public class MatrixPlotter extends VectorPlotter
samer@0: {
samer@0: 	RowColumn	src;
samer@0: 
samer@0: 	public MatrixPlotter(final Matrix A)
samer@0: 	{
samer@0: 		super(A.observable());
samer@0: 		src = new RowColumn(new Node("rowcolumn"), A);
samer@0: 		setVec(src.getVec());
samer@0: 		exposeCommands(src);
samer@0: 		src.addObserver(new Observer() {
samer@0: 			public void update(Observable o, Object s) { 
samer@0: 				setVec(src.getVec());
samer@0: 				update(A.observable(),null);
samer@0: 				// if (autoscale) scale();
samer@0: 				repaint();
samer@0: 			}
samer@0: 		} );
samer@0: 	}
samer@0: 
samer@0: 	public void attach() 
samer@0: 	{ 
samer@0: 		super.attach();
samer@0: 		Shell.registerViewable(src);
samer@0: 	}
samer@0: 
samer@0: 	public void detach()
samer@0: 	{
samer@0: 		Shell.deregisterViewable(src);
samer@0: 		super.detach();
samer@0: 		src.dispose();
samer@0: 	}
samer@0: }