mirror of
https://github.com/Sollace/Unicopia.git
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106 lines
2.9 KiB
Java
106 lines
2.9 KiB
Java
package com.minelittlepony.unicopia.item;
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import javax.annotation.Nullable;
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import com.minelittlepony.unicopia.EquinePredicates;
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import com.minelittlepony.unicopia.entity.SpellbookEntity;
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import com.minelittlepony.unicopia.entity.UEntities;
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import com.minelittlepony.unicopia.magic.Dispensable;
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import net.minecraft.block.DispenserBlock;
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import net.minecraft.entity.player.PlayerEntity;
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import net.minecraft.item.BookItem;
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import net.minecraft.item.Item;
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import net.minecraft.item.ItemGroup;
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import net.minecraft.item.ItemStack;
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import net.minecraft.item.ItemUsageContext;
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import net.minecraft.util.ActionResult;
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import net.minecraft.util.TypedActionResult;
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import net.minecraft.util.math.BlockPointer;
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import net.minecraft.util.math.BlockPos;
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import net.minecraft.util.math.Direction;
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import net.minecraft.world.World;
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public class SpellbookItem extends BookItem implements Dispensable {
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public SpellbookItem() {
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super(new Item.Settings()
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.maxCount(1)
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.group(ItemGroup.BREWING));
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setDispenseable();
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}
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@Override
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public ActionResult useOnBlock(ItemUsageContext context) {
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@Nullable
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PlayerEntity player = context.getPlayer();
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if (!context.getWorld().isClient && EquinePredicates.MAGI.test(player)) {
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BlockPos pos = context.getBlockPos().offset(context.getSide());
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double diffX = player.x - (pos.getX() + 0.5);
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double diffZ = player.z - (pos.getZ() + 0.5);
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float yaw = (float)Math.toDegrees(Math.atan2(diffZ, diffX) + Math.PI);
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placeBook(context.getWorld(), pos.getX(), pos.getY(), pos.getZ(), yaw);
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if (!player.abilities.creativeMode) {
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player.getStackInHand(context.getHand()).decrement(1);
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}
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return ActionResult.SUCCESS;
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}
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return ActionResult.PASS;
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}
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private static void placeBook(World world, int x, int y, int z, float yaw) {
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SpellbookEntity book = UEntities.SPELLBOOK.create(world);
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book.setPositionAndAngles(x + 0.5, y, z + 0.5, yaw, 0);
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//book.renderYawOffset = 0;
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book.prevYaw = yaw;
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world.spawnEntity(book);
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}
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@Override
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public TypedActionResult<ItemStack> dispenseStack(BlockPointer source, ItemStack stack) {
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Direction facing = source.getBlockState().get(DispenserBlock.FACING);
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BlockPos pos = source.getBlockPos().offset(facing);
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//0deg == SOUTH
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//90deg == WEST
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//180deg == NORTH
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//270deg == EAST
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/*switch (facing) {
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case NORTH: yaw -= 90; break;
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case SOUTH: yaw += 90; break;
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case EAST: yaw += 180; break;
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default:
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}*/
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int yaw = facing.getOpposite().getHorizontal() * 90;
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placeBook(source.getWorld(), pos.getX(), pos.getY(), pos.getZ(), yaw);
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stack.decrement(1);
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return new TypedActionResult<>(ActionResult.SUCCESS, stack);
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}
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}
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