Java EntityPlayerSP.getHeldItem方法代碼示例

import net.minecraft.client.entity.EntityPlayerSP; //導入方法依賴的package包/類
public boolean onPlayerRightClick(EntityPlayerSP player, WorldClient worldIn, ItemStack heldStack, BlockPos hitPos, EnumFacing side, Vec3 hitVec)
{
    this.syncCurrentPlayItem();
    float f = (float)(hitVec.xCoord - (double)hitPos.getX());
    float f1 = (float)(hitVec.yCoord - (double)hitPos.getY());
    float f2 = (float)(hitVec.zCoord - (double)hitPos.getZ());
    boolean flag = false;

    if (!this.mc.theWorld.getWorldBorder().contains(hitPos))
    {
        return false;
    }
    else
    {
        if (this.currentGameType != WorldSettings.GameType.SPECTATOR)
        {
            IBlockState iblockstate = worldIn.getBlockState(hitPos);

            if ((!player.isSneaking() || player.getHeldItem() == null) && iblockstate.getBlock().onBlockActivated(worldIn, hitPos, iblockstate, player, side, f, f1, f2))
            {
                flag = true;
            }

            if (!flag && heldStack != null && heldStack.getItem() instanceof ItemBlock)
            {
                ItemBlock itemblock = (ItemBlock)heldStack.getItem();

                if (!itemblock.canPlaceBlockOnSide(worldIn, hitPos, side, player, heldStack))
                {
                    return false;
                }
            }
        }

        this.netClientHandler.addToSendQueue(new C08PacketPlayerBlockPlacement(hitPos, side.getIndex(), player.inventory.getCurrentItem(), f, f1, f2));

        if (!flag && this.currentGameType != WorldSettings.GameType.SPECTATOR)
        {
            if (heldStack == null)
            {
                return false;
            }
            else if (this.currentGameType.isCreative())
            {
                int i = heldStack.getMetadata();
                int j = heldStack.stackSize;
                boolean flag1 = heldStack.onItemUse(player, worldIn, hitPos, side, f, f1, f2);
                heldStack.setItemDamage(i);
                heldStack.stackSize = j;
                return flag1;
            }
            else
            {
                return heldStack.onItemUse(player, worldIn, hitPos, side, f, f1, f2);
            }
        }
        else
        {
            return true;
        }
    }
}
 

import net.minecraft.client.entity.EntityPlayerSP; //導入方法依賴的package包/類
public EnumActionResult processRightClickBlock(EntityPlayerSP player, WorldClient worldIn, BlockPos stack, EnumFacing pos, Vec3d facing, EnumHand vec)
{
    this.syncCurrentPlayItem();
    ItemStack itemstack = player.getHeldItem(vec);
    float f = (float)(facing.xCoord - (double)stack.getX());
    float f1 = (float)(facing.yCoord - (double)stack.getY());
    float f2 = (float)(facing.zCoord - (double)stack.getZ());
    boolean flag = false;

    if (!this.mc.world.getWorldBorder().contains(stack))
    {
        return EnumActionResult.FAIL;
    }
    else
    {
        if (this.currentGameType != GameType.SPECTATOR)
        {
            IBlockState iblockstate = worldIn.getBlockState(stack);

            if ((!player.isSneaking() || player.getHeldItemMainhand().func_190926_b() && player.getHeldItemOffhand().func_190926_b()) && iblockstate.getBlock().onBlockActivated(worldIn, stack, iblockstate, player, vec, pos, f, f1, f2))
            {
                flag = true;
            }

            if (!flag && itemstack.getItem() instanceof ItemBlock)
            {
                ItemBlock itemblock = (ItemBlock)itemstack.getItem();

                if (!itemblock.canPlaceBlockOnSide(worldIn, stack, pos, player, itemstack))
                {
                    return EnumActionResult.FAIL;
                }
            }
        }

        this.connection.sendPacket(new CPacketPlayerTryUseItemOnBlock(stack, pos, vec, f, f1, f2));

        if (!flag && this.currentGameType != GameType.SPECTATOR)
        {
            if (itemstack.func_190926_b())
            {
                return EnumActionResult.PASS;
            }
            else if (player.getCooldownTracker().hasCooldown(itemstack.getItem()))
            {
                return EnumActionResult.PASS;
            }
            else
            {
                if (itemstack.getItem() instanceof ItemBlock && !player.canUseCommandBlock())
                {
                    Block block = ((ItemBlock)itemstack.getItem()).getBlock();

                    if (block instanceof BlockCommandBlock || block instanceof BlockStructure)
                    {
                        return EnumActionResult.FAIL;
                    }
                }

                if (this.currentGameType.isCreative())
                {
                    int i = itemstack.getMetadata();
                    int j = itemstack.func_190916_E();
                    EnumActionResult enumactionresult = itemstack.onItemUse(player, worldIn, stack, vec, pos, f, f1, f2);
                    itemstack.setItemDamage(i);
                    itemstack.func_190920_e(j);
                    return enumactionresult;
                }
                else
                {
                    return itemstack.onItemUse(player, worldIn, stack, vec, pos, f, f1, f2);
                }
            }
        }
        else
        {
            return EnumActionResult.SUCCESS;
        }
    }
}