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basic implementation of itemflags (#55) #56

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basic implementation of itemflags (#55) #56

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25e0c80
basic implementation of itemflags (#55) untested
kaerns Jan 12, 2018
f99b304
fixed a problem with the way ItemMeta#setGlow was implemented
kaerns Jan 13, 2018
004b7a3
soundeffect update to 1.13pre7
kaerns Jul 16, 2018
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56 changes: 54 additions & 2 deletions src/main/java/dev/wolveringer/bungeeutil/item/meta/CraftItemMeta.java
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Original file line number Diff line number Diff line change
Expand Up @@ -2,15 +2,19 @@

import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.EnumSet;
import java.util.List;
import java.util.Set;

import de.essem.bukkit.flags.ItemFlag;
import dev.wolveringer.bungeeutil.BungeeUtil;
import dev.wolveringer.bungeeutil.UtilReflection;
import dev.wolveringer.bungeeutil.inventory.Inventory;
import dev.wolveringer.bungeeutil.item.Item;
import dev.wolveringer.bungeeutil.item.ItemStack;
import dev.wolveringer.bungeeutil.item.ItemStack.Click;
import dev.wolveringer.bungeeutil.item.SyncHandle;
import dev.wolveringer.nbt.NBTTagByte;
import dev.wolveringer.nbt.NBTTagCompound;
import dev.wolveringer.nbt.NBTTagInt;
import dev.wolveringer.nbt.NBTTagList;
Expand Down Expand Up @@ -172,12 +176,16 @@ public void setGlow(boolean flag) {
NBTTagList list;
this.getTag().set("ench", list = new NBTTagList());
list.add(new NBTTagCompound());

this.getTag().set("HideFlags", new NBTTagInt(1));
if(!hasItemFlag(ItemFlag.HIDE_ENCHANTS)) {
addItemFlags(ItemFlag.HIDE_ENCHANTS);
}
}
} else if (!flag) {
if (this.getTag().hasKey("ench")) {
this.getTag().remove("ench");
if(hasItemFlag(ItemFlag.HIDE_ENCHANTS)) {
removeItemFlags(ItemFlag.HIDE_ENCHANTS);
}
}
}
this.fireUpdate();
Expand All @@ -195,6 +203,50 @@ public void setLore(List<String> lore) {
this.getTag().getCompound("display").set("Lore", l);
this.fireUpdate();
}

private byte getFlagsRaw() {
return this.getTag().getByte("HideFlags");
}

private void setFlagsRaw(byte flags) {
this.getTag().set("HideFlags", new NBTTagByte(flags));
this.fireUpdate();
}

private byte getBitModifier(ItemFlag hideFlag) {
return (byte) (1 << hideFlag.ordinal());
}

@Override
public boolean hasItemFlag(ItemFlag flag) {
int bitModifier = getBitModifier(flag);
return (getFlagsRaw() & bitModifier) == bitModifier;
}

@Override
public Set<ItemFlag> getItemFlags() {
Set<ItemFlag> currentFlags = EnumSet.noneOf(ItemFlag.class);
for(ItemFlag f : ItemFlag.values()) {
if(hasItemFlag(f)) {
currentFlags.add(f);
}
}
return currentFlags;
}

@Override
public void removeItemFlags(ItemFlag ... hideFlags) {
for(ItemFlag f : hideFlags) {
this.setFlagsRaw((byte) (this.getFlagsRaw() & (getBitModifier(f) ^ 0xFFFFFFFF)));
}
}

@Override
public void addItemFlags(ItemFlag ... hideFlags) {
for (ItemFlag f : hideFlags) {
this.setFlagsRaw((byte)(this.getFlagsRaw() | getBitModifier(f)));
}
}

@Override
public String toString() {
Expand Down
12 changes: 12 additions & 0 deletions src/main/java/dev/wolveringer/bungeeutil/item/meta/ItemFlag.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@
package dev.wolveringer.bungeeutil.item.meta;


public enum ItemFlag {

HIDE_ENCHANTS,
HIDE_ATTRIBUTES,
HIDE_UNBREAKABLE,
HIDE_DESTROYS,
HIDE_PLACED_ON,
HIDE_POTION_EFFECTS;
}
6 changes: 6 additions & 0 deletions src/main/java/dev/wolveringer/bungeeutil/item/meta/ItemMeta.java
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
package dev.wolveringer.bungeeutil.item.meta;

import java.util.List;
import java.util.Set;

import dev.wolveringer.nbt.NBTTagCompound;

Expand Down Expand Up @@ -70,5 +71,10 @@ public interface ItemMeta extends Cloneable {
* the lore that will be set
*/
void setLore(List<String> lore);

public Set<ItemFlag> getItemFlags();
public void removeItemFlags(ItemFlag ... hideFlags);
public void addItemFlags(ItemFlag ... hideFlags);
public boolean hasItemFlag(ItemFlag flag);

}
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