/*---------------------------------------------------------------------------
File:                           GraphicStore.java
Package:                        JAWAA Beta Version 0.1
Author:                         Will Pierson (wcp@acpub.duke.edu)
                                
Description of Contents:        Provides storage for graphics objects
                                
--------------------------------------------------------------------------*/

/* 
 * Susan H. Rodger, Will Pierson
 * Computer Science Department
 * Duke University
 * December 1996
 *
 * Copyright (c) 1996
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the author.  The name of the author may not be used to
 * endorse or promote products derived from this software without
 * specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

import java.awt.*;
import java.util.*;

//organizes storage of graphic objects for easy addition and searching
class GraphicStore{
    Hashtable hTable;
    Vector v;
    Enumeration vEnum;
    
    static final int NODE = 0;
    static final int ARC = 1;
    static final int MARKER = 2;
    static final int TEXT = 3;
    static final int CIRCLE = 4;
    static final int LINE = 5;
    static final int RECTANGLE = 6;
    static final int POLYGON = 7;
    static final int STACK = 8;
    static final int ARRAY = 9;
    static final int GROUP = 10;
    static final int TREE = 11;
    static final int QUEUE = 12;
    static final int GRAPH = 13;

    public GraphicStore(){
	hTable = new Hashtable();
	v = new Vector();
    }

    static void goCopy(GraphicObject t, GraphicObject s){
	t.x = s.x;
	t.y = s.y;
	t.name = s.name;
	t.aux = new int[10];
	try{
	    for(int i = 0; i< 10 ; i++){
		t.aux[i] = s.aux[i];
	    }
	}
	catch (Exception e){
	}
	    
	t.daux = new double[10];
	try{
	    for(int i = 0; i< 10 ; i++){
		t.daux[i] = s.daux[i];
	    }
	}
	catch (Exception e){
	}

	t.type = s.type;
	t.col = s.col;
	t.col2 = s.col2;
	
	t.as = new String[10];
	try{
	    for(int i = 0; i< 10 ; i++){
		t.as[i] = new String(s.as[i]);
	    }
	}
	catch (Exception e){
	}
    }
    

    public boolean add(String name, int x, int y, int type, String[] as,
			    int aux[], double daux[], Color col2, Color col){

	GraphicObject newObj = new GraphicObject();
	int i;
	
	newObj.x = x;
	newObj.y = y;
       	newObj.name = name;
        newObj.type = type;
	newObj.as = as;
	newObj.col = col;
	newObj.col2 = col2;
	newObj.aux = aux;
	newObj.daux = daux;	
	
	hTable.put(name, newObj);
	if(!v.contains(name)){
	    v.addElement(name);
	}
	
	return true;
    }

    // used in 'for' loop, gets 
    public GraphicObject getObj(){
	if(vEnum == null)  vEnum = v.elements();

	if (!vEnum.hasMoreElements()){
	    vEnum = null;
//	    System.out.println("-------------------------------");
//	    print();
	    return null;
	}
       
	return (GraphicObject)hTable.get(vEnum.nextElement());    
    }
    
    
    // get object by name
    public GraphicObject getObj(String name){
	GraphicObject temp = (GraphicObject)hTable.get(name);
	return temp;
    }
    
    //remove object from list
    public boolean remove(String name){

	if(hTable.remove(name) == null){
	    return false;
	}
	    	
	v.removeElement(name);
	return true;
    }    

    public void print(){
	
	for (Enumeration e = hTable.elements() ; e.hasMoreElements() ;) {
	    System.out.println(((GraphicObject)e.nextElement()).name);
	}
    }

    public void print(String name){
	GraphicObject temp = getObj(name);

	System.out.println("Name: "+temp.name+ "    X: "+temp.x+"    Y: "+temp.y);
	System.out.print("String Array: ");

	try{
	    for(int i = 0; i< 10 ; i++){
		System.out.print(i+": "+temp.as[i]+"  ");
	    }
	}
	catch (Exception e){
	}
	System.out.println();
	System.out.print("Integer Array: ");

	try{
	    for(int i = 0; i< 10 ; i++){
		System.out.print(i+": "+temp.aux[i]+"  ");
	    }
	}
	catch (Exception e){
	}
	System.out.println();
    }
}