package gregtech.api.interfaces.tileentity;


/**
 * To access my Machines a bit easier
 */
public interface IUpgradableMachine extends IMachineProgress {
	/**
	 * Accepts Upgrades. Some Machines have an Upgrade Limit.
	 */
	boolean isUpgradable();

	/**
	 * Accepts Muffler Upgrades
	 */
	boolean isMufflerUpgradable();
	
	/**
	 * Accepts Steam-Converter Upgrades
	 */
	boolean isSteamEngineUpgradable();
	
	/**
	 * Adds Muffler Upgrade
	 */
	boolean addMufflerUpgrade();
	
	/**
	 * Adds MJ-Converter Upgrade
	 */
	boolean addSteamEngineUpgrade();
	
	/**
	 * Does this Machine have an Muffler
	 */
	boolean hasMufflerUpgrade();
	
	/**
	 * Does this Machine have a Steam-Converter
	 */
	boolean hasSteamEngineUpgrade();
}