NaturesAura/src/main/java/de/ellpeck/naturesaura/items/ItemShockwaveCreator.java

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package de.ellpeck.naturesaura.items;
import de.ellpeck.naturesaura.Helper;
import de.ellpeck.naturesaura.NaturesAura;
import de.ellpeck.naturesaura.api.NaturesAuraAPI;
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import de.ellpeck.naturesaura.packet.PacketHandler;
import de.ellpeck.naturesaura.packet.PacketParticles;
import de.ellpeck.naturesaura.renderers.ITrinketItem;
import de.ellpeck.naturesaura.renderers.PlayerLayerTrinkets;
import net.minecraft.block.Block;
import net.minecraft.block.SoundType;
import net.minecraft.block.material.Material;
import net.minecraft.block.state.IBlockState;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.Gui;
import net.minecraft.client.renderer.GlStateManager;
import net.minecraft.client.renderer.RenderHelper;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLiving;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.inventory.EntityEquipmentSlot;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.util.DamageSource;
import net.minecraft.util.EnumParticleTypes;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.SoundCategory;
import net.minecraft.util.math.AxisAlignedBB;
import net.minecraft.util.math.BlockPos;
import net.minecraft.world.World;
import net.minecraft.world.WorldServer;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;
import java.util.List;
public class ItemShockwaveCreator extends ItemImpl implements ITrinketItem {
private static final ResourceLocation RES_WORN = new ResourceLocation(NaturesAura.MOD_ID, "textures/ingredients/shockwave_creator_player.png");
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public ItemShockwaveCreator() {
super("shockwave_creator");
this.setMaxStackSize(1);
}
@Override
public void onUpdate(ItemStack stack, World worldIn, Entity entityIn, int itemSlot, boolean isSelected) {
if (worldIn.isRemote || !(entityIn instanceof EntityLivingBase))
return;
EntityLivingBase living = (EntityLivingBase) entityIn;
if (!living.onGround) {
if (!stack.hasTagCompound())
stack.setTagCompound(new NBTTagCompound());
NBTTagCompound compound = stack.getTagCompound();
if (compound.getBoolean("air"))
return;
compound.setBoolean("air", true);
compound.setDouble("x", living.posX);
compound.setDouble("y", living.posY);
compound.setDouble("z", living.posZ);
} else {
if (!stack.hasTagCompound())
return;
NBTTagCompound compound = stack.getTagCompound();
if (!compound.getBoolean("air"))
return;
compound.setBoolean("air", false);
if (!living.isSneaking())
return;
if (living.getDistanceSq(compound.getDouble("x"), compound.getDouble("y"), compound.getDouble("z")) > 0.75F)
return;
if (living instanceof EntityPlayer && !NaturesAuraAPI.instance().extractAuraFromPlayer((EntityPlayer) living, 10, false))
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return;
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DamageSource source;
if (living instanceof EntityPlayer)
source = DamageSource.causePlayerDamage((EntityPlayer) living);
else
source = DamageSource.MAGIC;
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int range = 5;
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List<EntityLivingBase> mobs = worldIn.getEntitiesWithinAABB(EntityLivingBase.class, new AxisAlignedBB(
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living.posX - range, living.posY - 0.5, living.posZ - range,
living.posX + range, living.posY + 0.5, living.posZ + range));
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for (EntityLivingBase mob : mobs) {
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if (mob.isDead || mob == living)
continue;
if (living.getDistanceSq(mob) > range * range)
continue;
if (living instanceof EntityPlayer && !NaturesAuraAPI.instance().extractAuraFromPlayer((EntityPlayer) living, 5, false))
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break;
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mob.attackEntityFrom(source, 4F);
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}
BlockPos pos = living.getPosition();
BlockPos down = pos.down();
IBlockState downState = worldIn.getBlockState(down);
if (downState.getMaterial() != Material.AIR) {
SoundType type = downState.getBlock().getSoundType(downState, worldIn, down, null);
worldIn.playSound(null, pos, type.getBreakSound(), SoundCategory.BLOCKS, type.getVolume() * 0.5F, type.getPitch() * 0.8F);
}
if (worldIn instanceof WorldServer)
((WorldServer) worldIn).spawnParticle(EnumParticleTypes.BLOCK_DUST,
living.posX, living.posY + 0.01F, living.posZ,
15, 0F, 0F, 0F, 0.15F, Block.getStateId(downState));
PacketHandler.sendToAllAround(worldIn, pos, 32,
new PacketParticles((float) living.posX, (float) living.posY, (float) living.posZ, 11));
}
}
@Override
@SideOnly(Side.CLIENT)
public void render(ItemStack stack, EntityPlayer player, PlayerLayerTrinkets.RenderType type, boolean isHolding) {
if (type == PlayerLayerTrinkets.RenderType.BODY && !isHolding) {
boolean armor = !player.inventory.armorInventory.get(EntityEquipmentSlot.CHEST.getIndex()).isEmpty();
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GlStateManager.translate(-0.1675F, -0.05F, armor ? -0.195F : -0.1475F);
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GlStateManager.scale(0.021F, 0.021F, 0.021F);
GlStateManager.pushMatrix();
GlStateManager.disableLighting();
GlStateManager.pushAttrib();
RenderHelper.enableStandardItemLighting();
Minecraft.getMinecraft().getTextureManager().bindTexture(RES_WORN);
Gui.drawModalRectWithCustomSizedTexture(0, 0, 0, 0, 16, 16, 16, 16);
RenderHelper.disableStandardItemLighting();
GlStateManager.popAttrib();
GlStateManager.enableLighting();
GlStateManager.popMatrix();
}
}
}