    001    package net.minecraft.item;
    002
    003    import net.minecraft.block.Block;
    004    import net.minecraft.block.material.Material;
    005
    006    public class ItemPickaxe extends ItemTool
    007    {
    008        /** an array of the blocks this pickaxe is effective against */
    009        public static final Block[] blocksEffectiveAgainst = new Block[] {Block.cobblestone, Block.stoneDoubleSlab, Block.stoneSingleSlab, Block.stone, Block.sandStone, Block.cobblestoneMossy, Block.oreIron, Block.blockSteel, Block.oreCoal, Block.blockGold, Block.oreGold, Block.oreDiamond, Block.blockDiamond, Block.ice, Block.netherrack, Block.oreLapis, Block.blockLapis, Block.oreRedstone, Block.oreRedstoneGlowing, Block.rail, Block.railDetector, Block.railPowered};
    010
    011        public ItemPickaxe(int par1, EnumToolMaterial par2EnumToolMaterial)
    012        {
    013            super(par1, 2, par2EnumToolMaterial, blocksEffectiveAgainst);
    014        }
    015
    016        /**
    017         * Returns if the item (tool) can harvest results from the block type.
    018         */
    019        public boolean canHarvestBlock(Block par1Block)
    020        {
    021            return par1Block == Block.obsidian ? this.toolMaterial.getHarvestLevel() == 3 : (par1Block != Block.blockDiamond && par1Block != Block.oreDiamond ? (par1Block != Block.oreEmerald && par1Block != Block.blockEmerald ? (par1Block != Block.blockGold && par1Block != Block.oreGold ? (par1Block != Block.blockSteel && par1Block != Block.oreIron ? (par1Block != Block.blockLapis && par1Block != Block.oreLapis ? (par1Block != Block.oreRedstone && par1Block != Block.oreRedstoneGlowing ? (par1Block.blockMaterial == Material.rock ? true : (par1Block.blockMaterial == Material.iron ? true : par1Block.blockMaterial == Material.anvil)) : this.toolMaterial.getHarvestLevel() >= 2) : this.toolMaterial.getHarvestLevel() >= 1) : this.toolMaterial.getHarvestLevel() >= 1) : this.toolMaterial.getHarvestLevel() >= 2) : this.toolMaterial.getHarvestLevel() >= 2) : this.toolMaterial.getHarvestLevel() >= 2);
    022        }
    023
    024        /**
    025         * Returns the strength of the stack against a given block. 1.0F base, (Quality+1)*2 if correct blocktype, 1.5F if
    026         * sword
    027         */
    028        public float getStrVsBlock(ItemStack par1ItemStack, Block par2Block)
    029        {
    030            return par2Block != null && (par2Block.blockMaterial == Material.iron || par2Block.blockMaterial == Material.anvil || par2Block.blockMaterial == Material.rock) ? this.efficiencyOnProperMaterial : super.getStrVsBlock(par1ItemStack, par2Block);
    031        }
    032    }