TinkersConstruct/src/tconstruct/items/ArmorPattern.java

package tconstruct.items;

import java.util.List;

import cpw.mods.fml.relauncher.*;

import tconstruct.library.ItemBlocklike;

import net.minecraft.client.renderer.texture.IconRegister;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.item.ItemStack;
import net.minecraft.util.Icon;

public class ArmorPattern extends CraftingItem implements ItemBlocklike{

	private Icon baseIcon;
	
	public ArmorPattern(int id, String partType, String patternType, String folder) {
		super(id, patternName, getPatternNames(patternType), folder);
        this.setHasSubtypes(true);
        this.setMaxDamage(0);
        this.setContainerItem(this);
        this.setMaxStackSize(1);
	}
	
    protected static String[] getPatternNames (String partType){
        String[] names = new String[patternName.length];
        for (int i = 0; i < patternName.length; i++)
            names[i] = partType + patternName[i];
        return names;
    }
    
    public Icon getBaseIcon(){
    	return baseIcon;
    }
    
    @SideOnly(Side.CLIENT)
    @Override
    public void registerIcons (IconRegister iconRegister){
        super.registerIcons(iconRegister);
        baseIcon = iconRegister.registerIcon("tinker:" + folder + "armor_cast");
    }
    
    private static final String[] patternName = new String[] { "helmet", "chestplate", "leggings", "boots" };

    public void getSubItems (int id, CreativeTabs tab, List list){
        for (int i = 0; i < patternName.length; i++){
            list.add(new ItemStack(id, 1, i));
        }
    }

}