ItemCurare.java

package net.tropicraft.item;

import java.util.List;

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 net.tropicraft.curare.CurareMix;
import net.tropicraft.curare.CurareMixRegistry;
import net.tropicraft.curare.CurareType;
import net.tropicraft.info.TCInfo;
import net.tropicraft.info.TCNames;
import net.tropicraft.registry.TCBlockRegistry;
import net.tropicraft.registry.TCCreativeTabRegistry;
import net.tropicraft.util.ColorHelper;
import net.tropicraft.util.TropicraftUtils;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;

public class ItemCurare extends ItemTropicraft {

    public static final String[] effectNames = new String[]{"paralyze", "poison", "moveSlowdown", "harm", "confusion", "hunger", "weakness"};
    private static final int[] colors = new int[]{0xFFB5FF, 0x258EA3, 0xCFD7D9, 0xDFE23A, 0x5137FB, 0xE12424, 0x6CC7FF};
    private static final String[] tooltipText = new String[]{"\u00a7d", "\u00a73", "\u00a77", "\u00a76", "\u00a71", "\u00a74", "\u00a79"};

    @SideOnly(Side.CLIENT)
    private IIcon overlay;

    @SideOnly(Side.CLIENT)
    private IIcon backImage;

    public ItemCurare() {
        this.setHasSubtypes(true);
        this.setMaxDamage(0);
        setCreativeTab(TCCreativeTabRegistry.tabCombat);
    }

    /**
     * returns a list of items with the same ID, but different meta (eg: dye returns 16 items)
     */
    @Override
    @SideOnly(Side.CLIENT)
    public void getSubItems(Item item, CreativeTabs par2CreativeTabs, List par3List) {
        for (int i = 0; i < effectNames.length; ++i) {
            par3List.add(new ItemStack(item, 1, i));
        }
    }

    @SideOnly(Side.CLIENT)
    @Override
    public void addInformation(ItemStack itemstack, EntityPlayer ent, List list, boolean wat) {
        list.clear();
        list.add(tooltipText[itemstack.getItemDamage()] + 
                TropicraftUtils.translate("dart.tropicraft:" + effectNames[itemstack.getItemDamage()] + ".name") + " " + 
                TropicraftUtils.translate("item.tropicraft:curare.name"));
        list.add(TropicraftUtils.translate("curare.tropicraft:mix.name") + ":");

        int count = 0;
        int totalcount = 0;
        int previous = Integer.MIN_VALUE;
        CurareMix mix = CurareMixRegistry.getInstance().getCurareMixFromType(CurareType.getCurareFromDamage(itemstack.getItemDamage()));

        if (mix == null) {
            list.add(TropicraftUtils.translate("curare.tropicraft:nomix.name"));
            return;
        }

        int[] damages = mix.getSortedDamageVals();

        for (int i : damages) {
            totalcount++;
            if (previous == Integer.MIN_VALUE || previous == i) {
                previous = i;
                count++;
                continue;
            }

            ItemStack flower = new ItemStack(TCBlockRegistry.flowers, 1, previous);
            list.add(count + " " + ColorHelper.color(getColorValueFromDamage(previous)) + flower.getDisplayName());
            previous = i;
            count = 1;

            if (totalcount == damages.length) {
                flower = new ItemStack(TCBlockRegistry.flowers, 1, i);
                list.add(count + " " + ColorHelper.color(getColorValueFromDamage(i)) + flower.getDisplayName());
            }
        }
    }

    private int getColorValueFromDamage(int damage) {
        switch(damage) {
        case 0:
            return 9; // Commelina Diffusa - blue
        case 1:
            return 6; // Crocosmia - orange/gold
        case 2:
            return 13; // Orchid - purple
        case 3:
            return 14; // Canna - yellow
        case 4:
            return 15; // Anemone - white
        case 7:
            return 7; // Magic Mushroom - grey/gray
        case 8:
            return 10; // Pathos - green
        case 9:
            return 5; // Acai - dark purple
        default:
            return 15; // Return white by default
        }
    }

    @Override
    @SideOnly(Side.CLIENT)
    public IIcon getIconFromDamageForRenderPass(int par1, int par2) {
        return par2 > 0 ? this.overlay : this.backImage;
    }

    @Override
    @SideOnly(Side.CLIENT)
    public boolean requiresMultipleRenderPasses() {
        return true;
    }

    @Override
    @SideOnly(Side.CLIENT)
    public int getColorFromItemStack(ItemStack par1ItemStack, int par2) {
        return par2 == 0  ? 0x00ff00 : colors[par1ItemStack.getItemDamage()];
    }

    @Override
    @SideOnly(Side.CLIENT)
    public void registerIcons(IIconRegister par1IconRegister) {
        super.registerIcons(par1IconRegister);
        this.overlay = par1IconRegister.registerIcon(TCInfo.ICON_LOCATION + TCNames.curareOverlay);
        this.backImage = par1IconRegister.registerIcon(TCInfo.ICON_LOCATION + TCNames.curare);
    }
}