Jump to content
View in the app

A better way to browse. Learn more.
Forge Forums

A full-screen app on your home screen with push notifications, badges and more.

To install this app on iOS and iPadOS
  1. Tap the Share icon in Safari
  2. Scroll the menu and tap Add to Home Screen.
  3. Tap Add in the top-right corner.
To install this app on Android
  1. Tap the 3-dot menu (⋮) in the top-right corner of the browser.
  2. Tap Add to Home screen or Install app.
  3. Confirm by tapping Install.
Search the Forums BEFORE making a new post.
Currently supported: All versions

[1.11.2] Custom projectile item not loosing durability (solved)

hhggtg3279
in Modder Support

Featured Replies

Posted

Basically I created a custom bow which shoots my custom projectile, however after shooting the projectile the item does not loose durability, I have tried a few things but cant figure it out.

 

IronBow class

 

package top.mod.item;

import javax.annotation.Nullable;

import net.minecraft.creativetab.CreativeTabs;

import net.minecraft.enchantment.EnchantmentHelper;

import net.minecraft.entity.EntityLivingBase;

import net.minecraft.entity.player.EntityPlayer;

import net.minecraft.entity.projectile.EntityArrow;

import net.minecraft.init.Enchantments;

import net.minecraft.init.Items;

import net.minecraft.init.SoundEvents;

import net.minecraft.item.EnumAction;

import net.minecraft.item.IItemPropertyGetter;

import net.minecraft.item.Item;

import net.minecraft.item.ItemArrow;

import net.minecraft.item.ItemStack;

import net.minecraft.stats.StatList;

import net.minecraft.util.ActionResult;

import net.minecraft.util.EnumActionResult;

import net.minecraft.util.EnumHand;

import net.minecraft.util.ResourceLocation;

import net.minecraft.util.SoundCategory;

import net.minecraft.world.World;

import net.minecraftforge.fml.relauncher.Side;

import net.minecraftforge.fml.relauncher.SideOnly;

public class ModBowIron extends Item

{

public ModBowIron()

{

this.maxStackSize = 1;

this.setMaxDamage(634);

this.setCreativeTab(CreativeTabs.COMBAT);

this.addPropertyOverride(new ResourceLocation("pull"), new IItemPropertyGetter()

{

@SideOnly(Side.CLIENT)

public float apply(ItemStack stack, @Nullable World worldIn, @Nullable EntityLivingBase entityIn)

{

return entityIn == null ? 0.0F : (entityIn.getActiveItemStack().getItem() != Items.BOW ? 0.0F : (float)(stack.getMaxItemUseDuration() - entityIn.getItemInUseCount()) / 20.0F);

}

});

this.addPropertyOverride(new ResourceLocation("pulling"), new IItemPropertyGetter()

{

@SideOnly(Side.CLIENT)

public float apply(ItemStack stack, @Nullable World worldIn, @Nullable EntityLivingBase entityIn)

{

return entityIn != null && entityIn.isHandActive() && entityIn.getActiveItemStack() == stack ? 1.0F : 0.0F;

}

});

}

private ItemStack findAmmo(EntityPlayer player)

{

if (this.isArrow(player.getHeldItem(EnumHand.OFF_HAND)))

{

return player.getHeldItem(EnumHand.OFF_HAND);

}

else if (this.isArrow(player.getHeldItem(EnumHand.MAIN_HAND)))

{

return player.getHeldItem(EnumHand.MAIN_HAND);

}

else

{

for (int i = 0; i < player.inventory.getSizeInventory(); ++i)

{

ItemStack itemstack = player.inventory.getStackInSlot(i);

if (this.isArrow(itemstack))

{

return itemstack;

}

}

return ItemStack.EMPTY;

}

}

protected boolean isArrow(ItemStack stack)

{

return stack.getItem() instanceof ItemArrow;

}

/**

* Called when the player stops using an Item (stops holding the right mouse button).

*/

public void onPlayerStoppedUsing(ItemStack stack, World worldIn, EntityLivingBase entityLiving, int timeLeft)

{

if (entityLiving instanceof EntityPlayer)

{

EntityPlayer entityplayer = (EntityPlayer)entityLiving;

boolean flag = entityplayer.capabilities.isCreativeMode || EnchantmentHelper.getEnchantmentLevel(Enchantments.INFINITY, stack) > 0;

ItemStack itemstack = this.findAmmo(entityplayer);

int i = this.getMaxItemUseDuration(stack) - timeLeft;

i = net.minecraftforge.event.ForgeEventFactory.onArrowLoose(stack, worldIn, entityplayer, i, !itemstack.isEmpty() || flag);

if (i < 0) return;

if (!itemstack.isEmpty() || flag)

{

if (itemstack.isEmpty())

{

itemstack = new ItemStack(Items.ARROW);

}

float f = getArrowVelocity(i);

if ((double)f >= 0.1D)

{

boolean flag1 = entityplayer.capabilities.isCreativeMode || (itemstack.getItem() instanceof ItemArrow && ((ItemArrow) itemstack.getItem()).isInfinite(itemstack, stack, entityplayer));

if (!worldIn.isRemote)

{

EntityGrenade entitysnowball = new EntityGrenade(worldIn, entityplayer);

entitysnowball.setHeadingFromThrower(entityplayer, entityplayer.rotationPitch, entityplayer.rotationYaw, 0.0F, 1.5F, 1.0F);

worldIn.spawnEntity(entitysnowball);

worldIn.playSound((EntityPlayer)null, entityplayer.posX, entityplayer.posY, entityplayer.posZ, SoundEvents.ENTITY_ARROW_SHOOT, SoundCategory.PLAYERS, 1.0F, 1.0F / (itemRand.nextFloat() * 0.4F + 1.2F) + f * 0.5F);

if (!flag1 && !entityplayer.capabilities.isCreativeMode)

{

itemstack.shrink(1);

if (itemstack.isEmpty())

{

entityplayer.inventory.deleteStack(itemstack);

}

}

entityplayer.addStat(StatList.getObjectUseStats(this));

}

}

}

}

 

}

/**

* Gets the velocity of the arrow entity from the bow's charge

*/

public static float getArrowVelocity(int charge)

{

float f = (float)charge / 20.0F;

f = (f * f + f * 2.0F) / 3.0F;

if (f > 1.0F)

{

f = 1.0F;

}

return f;

}

/**

* How long it takes to use or consume an item

*/

public int getMaxItemUseDuration(ItemStack stack)

{

return 72000;

}

/**

* returns the action that specifies what animation to play when the items is being used

*/

public EnumAction getItemUseAction(ItemStack stack)

{

return EnumAction.BOW;

}

public ActionResult<ItemStack> onItemRightClick(World worldIn, EntityPlayer playerIn, EnumHand handIn)

{

ItemStack itemstack = playerIn.getHeldItem(handIn);

boolean flag = !this.findAmmo(playerIn).isEmpty();

ActionResult<ItemStack> ret = net.minecraftforge.event.ForgeEventFactory.onArrowNock(itemstack, worldIn, playerIn, handIn, flag);

if (ret != null) return ret;

if (!playerIn.capabilities.isCreativeMode && !flag)

{

return flag ? new ActionResult(EnumActionResult.PASS, itemstack) : new ActionResult(EnumActionResult.FAIL, itemstack);

}

else

{

playerIn.setActiveHand(handIn);

return new ActionResult(EnumActionResult.SUCCESS, itemstack);

}

}

/**

* Return the enchantability factor of the item, most of the time is based on material.

*/

public int getItemEnchantability()

{

return 1;

}

}

 

 

If needed it is on pastebin too

http://pastebin.com/AyqKYj19

  • Quote
    • Author

    Updated code:

    http://pastebin.com/GQPe0ufd

     

     

     

    package top.mod.item;

    import javax.annotation.Nullable;

    import net.minecraft.creativetab.CreativeTabs;

    import net.minecraft.enchantment.EnchantmentHelper;

    import net.minecraft.entity.EntityLivingBase;

    import net.minecraft.entity.player.EntityPlayer;

    import net.minecraft.entity.projectile.EntityArrow;

    import net.minecraft.init.Enchantments;

    import net.minecraft.init.Items;

    import net.minecraft.init.SoundEvents;

    import net.minecraft.item.EnumAction;

    import net.minecraft.item.IItemPropertyGetter;

    import net.minecraft.item.Item;

    import net.minecraft.item.ItemArrow;

    import net.minecraft.item.ItemStack;

    import net.minecraft.stats.StatList;

    import net.minecraft.util.ActionResult;

    import net.minecraft.util.EnumActionResult;

    import net.minecraft.util.EnumHand;

    import net.minecraft.util.ResourceLocation;

    import net.minecraft.util.SoundCategory;

    import net.minecraft.world.World;

    import net.minecraftforge.fml.relauncher.Side;

    import net.minecraftforge.fml.relauncher.SideOnly;

    public class ModBowIron extends Item

    {

    public ModBowIron()

    {

    this.maxStackSize = 1;

    this.setMaxDamage(634);

    this.setCreativeTab(CreativeTabs.COMBAT);

    this.addPropertyOverride(new ResourceLocation("pull"), new IItemPropertyGetter()

    {

    @SideOnly(Side.CLIENT)

    public float apply(ItemStack stack, @Nullable World worldIn, @Nullable EntityLivingBase entityIn)

    {

    return entityIn == null ? 0.0F : (entityIn.getActiveItemStack().getItem() != Items.BOW ? 0.0F : (float)(stack.getMaxItemUseDuration() - entityIn.getItemInUseCount()) / 20.0F);

    }

    });

    this.addPropertyOverride(new ResourceLocation("pulling"), new IItemPropertyGetter()

    {

    @SideOnly(Side.CLIENT)

    public float apply(ItemStack stack, @Nullable World worldIn, @Nullable EntityLivingBase entityIn)

    {

    return entityIn != null && entityIn.isHandActive() && entityIn.getActiveItemStack() == stack ? 1.0F : 0.0F;

    }

    });

    }

    private ItemStack findAmmo(EntityPlayer player)

    {

    if (this.isArrow(player.getHeldItem(EnumHand.OFF_HAND)))

    {

    return player.getHeldItem(EnumHand.OFF_HAND);

    }

    else if (this.isArrow(player.getHeldItem(EnumHand.MAIN_HAND)))

    {

    return player.getHeldItem(EnumHand.MAIN_HAND);

    }

    else

    {

    for (int i = 0; i < player.inventory.getSizeInventory(); ++i)

    {

    ItemStack itemstack = player.inventory.getStackInSlot(i);

    if (this.isArrow(itemstack))

    {

    return itemstack;

    }

    }

    return ItemStack.EMPTY;

    }

    }

    protected boolean isArrow(ItemStack stack)

    {

    return stack.getItem() instanceof ItemArrow;

    }

    /**

    * Called when the player stops using an Item (stops holding the right mouse button).

    */

    public void onPlayerStoppedUsing(ItemStack stack, World worldIn, EntityLivingBase entityLiving, int timeLeft)

    {

    if (entityLiving instanceof EntityPlayer)

    {

    EntityPlayer entityplayer = (EntityPlayer)entityLiving;

    boolean flag = entityplayer.capabilities.isCreativeMode || EnchantmentHelper.getEnchantmentLevel(Enchantments.INFINITY, stack) > 0;

    ItemStack itemstack = this.findAmmo(entityplayer);

    int i = this.getMaxItemUseDuration(stack) - timeLeft;

    i = net.minecraftforge.event.ForgeEventFactory.onArrowLoose(stack, worldIn, entityplayer, i, !itemstack.isEmpty() || flag);

    if (i < 0) return;

    if (!itemstack.isEmpty() || flag)

    {

    if (itemstack.isEmpty())

    {

    itemstack = new ItemStack(Items.ARROW);

    itemstack.damageItem(1, entityplayer);

    }

    float f = getArrowVelocity(i);

    if ((double)f >= 0.1D)

    {

    boolean flag1 = entityplayer.capabilities.isCreativeMode || (itemstack.getItem() instanceof ItemArrow && ((ItemArrow) itemstack.getItem()).isInfinite(itemstack, stack, entityplayer));

    if (!worldIn.isRemote)

    {

    EntityGrenade entitysnowball = new EntityGrenade(worldIn, entityplayer);

    entitysnowball.setHeadingFromThrower(entityplayer, entityplayer.rotationPitch, entityplayer.rotationYaw, 0.0F, 1.5F, 1.0F);

    worldIn.spawnEntity(entitysnowball);

    worldIn.playSound((EntityPlayer)null, entityplayer.posX, entityplayer.posY, entityplayer.posZ, SoundEvents.ENTITY_ARROW_SHOOT, SoundCategory.PLAYERS, 1.0F, 1.0F / (itemRand.nextFloat() * 0.4F + 1.2F) + f * 0.5F);

    if (!flag1 && !entityplayer.capabilities.isCreativeMode)

    {

    itemstack.shrink(1);

     

    if (itemstack.isEmpty())

    {

    entityplayer.inventory.deleteStack(itemstack);

    }

    }

    entityplayer.addStat(StatList.getObjectUseStats(this));

    }

    }

    }

    }

     

    }

    /**

    * Gets the velocity of the arrow entity from the bow's charge

    */

    public static float getArrowVelocity(int charge)

    {

    float f = (float)charge / 20.0F;

    f = (f * f + f * 2.0F) / 3.0F;

    if (f > 1.0F)

    {

    f = 1.0F;

    }

    return f;

    }

    /**

    * How long it takes to use or consume an item

    */

    public int getMaxItemUseDuration(ItemStack stack)

    {

    return 72000;

    }

    /**

    * returns the action that specifies what animation to play when the items is being used

    */

    public EnumAction getItemUseAction(ItemStack stack)

    {

    return EnumAction.BOW;

    }

    public ActionResult<ItemStack> onItemRightClick(World worldIn, EntityPlayer playerIn, EnumHand handIn)

    {

    ItemStack itemstack = playerIn.getHeldItem(handIn);

    boolean flag = !this.findAmmo(playerIn).isEmpty();

    ActionResult<ItemStack> ret = net.minecraftforge.event.ForgeEventFactory.onArrowNock(itemstack, worldIn, playerIn, handIn, flag);

    if (ret != null) return ret;

    if (!playerIn.capabilities.isCreativeMode && !flag)

    {

    return flag ? new ActionResult(EnumActionResult.PASS, itemstack) : new ActionResult(EnumActionResult.FAIL, itemstack);

    }

    else

    {

    playerIn.setActiveHand(handIn);

    return new ActionResult(EnumActionResult.SUCCESS, itemstack);

    }

    }

    /**

    * Return the enchantability factor of the item, most of the time is based on material.

    */

    public int getItemEnchantability()

    {

    return 1;

    }

    }

     

  • Quote

    • Join the conversation

    You can post now and register later. If you have an account, sign in now to post with your account.
    Note: Your post will require moderator approval before it will be visible.

    Guest
    Unfortunately, your content contains terms that we do not allow. Please edit your content to remove the highlighted words below.
    Reply to this topic...
    Go to topic listing

    Important Information

    By using this site, you agree to our Terms of Use.

    I accept

    Configure browser push notifications
    Chrome (Android)
    1. Tap the lock icon next to the address bar.
    2. Tap Permissions → Notifications.
    3. Adjust your preference.
    Chrome (Desktop)
    1. Click the padlock icon in the address bar.
    2. Select Site settings.
    3. Find Notifications and adjust your preference.