Environment.h

#pragma once
/*
  AWind.h - Arduino window library support for Color TFT LCD Boards
  Copyright (C)2014 Andrei Degtiarev. All right reserved
  
  You can find the latest version of the library at 
  https://github.com/AndreiDegtiarev/AWind

  This library is free software; you can redistribute it and/or
  modify it under the terms of the CC BY-NC-SA 3.0 license.
  Please see the included documents for further information.

  Commercial use of this library requires you to buy a license that
  will allow commercial use. This includes using the library,
  modified or not, as a tool to sell products.

  The license applies to all part of the library including the 
  examples and tools supplied with the library.
*/
#include "LinkedList.h"
#include "AHelper.h"
#include "Decorator.h"

typedef LinkedList<Decorator> DecoratorList;
class DecoratorGroupEntry
{
public:
    const __FlashStringHelper *ID;
    DecoratorList *Decorators;
};
class Environment
{
    static Environment *_singltone;
    LinkedList<DecoratorGroupEntry> _shared_decorators;

    Environment()
    {
        _singltone=this;
    }
public:
    static Environment *Get()
    {
        if(_singltone == NULL)
            _singltone = new Environment();
        return _singltone;
    }
    void RegisterDecoratorsGroup(const __FlashStringHelper *id,DecoratorList * decorators)
    {
        DecoratorGroupEntry *entry=new DecoratorGroupEntry();
        entry->ID=id;
        entry->Decorators=decorators;
        _shared_decorators.Add(entry);
    }
    DecoratorList *FindDecorators(const __FlashStringHelper *id)
    {
        for(int i=0;i<_shared_decorators.Count();i++)
        {
            if(AHelper::compare_F(id, _shared_decorators[i]->ID))
                return _shared_decorators[i]->Decorators;

        }
        return NULL;
    }

};