IGuiIngredientGroup.java

package mezz.jei.api.gui;

import javax.annotation.Nonnull;
import java.util.Collection;
import java.util.Map;

//import mezz.jei.gui.ingredients.IGuiIngredient;

/**
 * IGuiIngredientGroup displays recipe ingredients in a gui.
 *
 * If multiple ingredients are set for one index, they will be displayed in rotation.
 *
 * @see IGuiItemStackGroup and IGuiFluidStackGroup
 */
public interface IGuiIngredientGroup<T> {
	/**
	 * Set the ingredient at slotIndex to a rotating collection of ingredients.
	 */
	void set(int slotIndex, @Nonnull Collection<T> ingredients);

	/**
	 * Set the ingredient at slotIndex to a specific ingredient.
	 */
	void set(int slotIndex, @Nonnull T ingredient);

	/**
	 * Add a callback to alter the tooltip for these ingredients.
	 */
	void addTooltipCallback(@Nonnull ITooltipCallback<T> tooltipCallback);

	/**
	 * Get the ingredients after they have been set.
	 * Used by recipe transfer handlers.
	 */
	Map getGuiIngredients();
}