package com.algomagic.atn;

import java.util.*;

public class PanelUpdate {
    BatchGraphUpdate _graphUpdate;
    int _tab;
    int _side;
    Collection _evidence;
    boolean _undo;
    boolean _raise;
    boolean _add;
    boolean _hl;


    public PanelUpdate( BatchGraphUpdate graphUpdate, int side, int tab, Collection evidence, boolean raise, boolean add, boolean hl ) {
	_graphUpdate = graphUpdate;
	_tab = tab;
	_evidence = evidence;
	_side = side;
	_undo = false;
	_raise = raise;
	_add = add;
	_hl = hl;
    } 

    public void apply( VisualizationPanel visPanel ) {
	if( _undo ) {
	    _graphUpdate.undo( );
	    if( _evidence != null && _add ) {
		visPanel.removeCredentials( _evidence, _tab );
	    }

	} else {
// 	    if( _raise ) {
// 		visPanel.setRaised( _tab );
// 	    }

	    visPanel.setRaised( _tab );

	    _graphUpdate.apply( );

	    if( _evidence != null && _hl ) {
		visPanel.highlightCredentials( _evidence, _tab );
	    }

	    if( _evidence != null && _add ) {
		visPanel.addCredentials( _evidence, _tab );
	    }
	    

// 	    if( _evidence != null && _tab >= 0 ) {
// // 		if( _tab != 0 ) {
// // 		    visPanel.addCredentials( _evidence, _tab );
// // 		}

// 		visPanel.highlightCredentials( _evidence, _tab );
// 	    }


	}
    }

    public void setUndo( boolean undo ) {
	_undo = undo;
    }

    public int getSide( ) {
	return _side;
    }


    public boolean isEmpty( ) {
	return _graphUpdate.isEmpty( );
    }



}