ItemEnergyBase.java

/**
* Copyright (c) Lambda Innovation, 2013-2016
* This file is part of the AcademyCraft mod.
* https://github.com/LambdaInnovation/AcademyCraft
* Licensed under GPLv3, see project root for more information.
*/
package cn.academy.energy.template;

import cn.academy.core.item.ACItem;
import cn.academy.energy.api.IFItemManager;
import cn.academy.energy.api.item.ImagEnergyItem;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.client.renderer.texture.IIconRegister;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.util.IIcon;

import java.util.List;

/**
 * @author WeAthFolD
 *
 */
public class ItemEnergyBase extends ACItem implements ImagEnergyItem {
    
    protected static IFItemManager itemManager = IFItemManager.instance;
    
    public final String name;
    
    public final double maxEnergy;
    public final double bandwidth;
    
    IIcon iconEmpty, iconHalf, iconFull;
    public boolean useMultipleIcon = true;
    
    public ItemEnergyBase(String _name, double _maxEnergy, double _bandwidth) {
        super(_name);
        name = _name;
        maxEnergy = _maxEnergy;
        bandwidth = _bandwidth;
        
        setMaxStackSize(1);
        setMaxDamage(13);
    }
    
    @Override
    @SideOnly(Side.CLIENT)
    public void registerIcons(IIconRegister ir) {
        if(useMultipleIcon) {
            iconEmpty = ir.registerIcon("academy:" + name + "_empty");
            iconHalf = ir.registerIcon("academy:" + name + "_half");
            iconFull = ir.registerIcon("academy:" + name + "_full");
        } else {
            super.registerIcons(ir);
        }
    }

    @Override
    @SideOnly(Side.CLIENT)
    public IIcon getIconFromDamage(int damage) {
        if(!useMultipleIcon)
            return super.getIconFromDamage(damage);
        
        if(damage < 3) {
            return iconFull;
        }
        if(damage > 10) {
            return iconEmpty;
        }
        return iconHalf;
    }
    
    @Override
    public double getMaxEnergy() {
        return maxEnergy;
    }

    @Override
    public double getBandwidth() {
        return bandwidth;
    }
    
    @Override
    @SideOnly(Side.CLIENT)
    public void getSubItems(Item item, CreativeTabs cct, List list) {
        ItemStack is = new ItemStack(this);
        list.add(is);
        itemManager.charge(is, 0, true);
        
        is = new ItemStack(this);
        itemManager.charge(is, Double.MAX_VALUE, true);
        list.add(is);
    }
    
    @Override
    @SideOnly(Side.CLIENT)
    public void addInformation(ItemStack stack, EntityPlayer player, List list, boolean wtf) {
        list.add(itemManager.getDescription(stack));
    }

}