package cofh.api.energy; import net.minecraftforge.common.ForgeDirection; /** * Implement this interface on TileEntities which should handle energy, generally storing it in one or more internal {@link IEnergyStorage} objects. * * A reference implementation is provided {@link TileEnergyHandler}. * * @author King Lemming * */ public interface IEnergyHandler { /** * Add energy to an IEnergyHandler, internal distribution is left entirely to the IEnergyHandler. * * @param from * Orientation the energy is received from. * @param maxReceive * Maximum amount of energy to receive. * @param simulate * If TRUE, the charge will only be simulated. * @return Amount of energy that was (or would have been, if simulated) received. */ int receiveEnergy(ForgeDirection from, int maxReceive, boolean simulate); /** * Remove energy from an IEnergyHandler, internal distribution is left entirely to the IEnergyHandler. * * @param from * Orientation the energy is extracted from. * @param maxExtract * Maximum amount of energy to extract. * @param simulate * If TRUE, the extraction will only be simulated. * @return Amount of energy that was (or would have been, if simulated) extracted. */ int extractEnergy(ForgeDirection from, int maxExtract, boolean simulate); /** * Returns true if the Handler functions on a given side - if a Tile Entity can receive or send energy on a given side, this should return true. */ boolean canInterface(ForgeDirection from); /** * Returns the amount of energy currently stored. */ int getEnergyStored(ForgeDirection from); /** * Returns the maximum amount of energy that can be stored. */ int getMaxEnergyStored(ForgeDirection from); }