package ui.model;

import java.util.ArrayList;

import ui.controller.*;

public class Model {
	private ArrayList<Category> Categories;
	private ArrayList<HolonObject> ObjectsOnCanvas;
	
	public Model(){
		Categories = new ArrayList<Category>();
		ObjectsOnCanvas = new ArrayList<HolonObject>();
	}
	
	public void addCategory(Category toAdd){
		Categories.add(toAdd);
	}
	
	public void deleteCategory(int idx){
		Categories.remove(idx);
	}
	
	public void addObject(HolonObject toAdd){
		ObjectsOnCanvas.add(toAdd);
	}
	
	public void deleteObject(int idx){
		ObjectsOnCanvas.remove(idx);
	}
}