net.minecraft.server.ItemSign Maven / Gradle / Ivy

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package net.minecraft.server;

public class ItemSign extends Item {
	
	public ItemSign() {
		this.maxStackSize = 16;
		this.a(CreativeModeTab.c);
	}
	
	public boolean interactWith(ItemStack itemstack, EntityHuman entityhuman, World world, BlockPosition blockposition, EnumDirection enumdirection, float f, float f1, float f2) {
		if (enumdirection == EnumDirection.DOWN) {
			return false;
		} else if (!world.getType(blockposition).getBlock().getMaterial().isBuildable()) {
			return false;
		} else {
			blockposition = blockposition.shift(enumdirection);
			if (!entityhuman.a(blockposition, enumdirection, itemstack)) {
				return false;
			} else if (!Blocks.STANDING_SIGN.canPlace(world, blockposition)) {
				return false;
			} else if (world.isClientSide) {
				return true;
			} else {
				if (enumdirection == EnumDirection.UP) {
					int i = MathHelper.floor((double) ((entityhuman.yaw + 180.0F) * 16.0F / 360.0F) + 0.5D) & 15;
					
					world.setTypeAndData(blockposition, Blocks.STANDING_SIGN.getBlockData().set(BlockFloorSign.ROTATION, i), 3);
				} else {
					world.setTypeAndData(blockposition, Blocks.WALL_SIGN.getBlockData().set(BlockWallSign.FACING, enumdirection), 3);
				}
				
				--itemstack.count;
				TileEntity tileentity = world.getTileEntity(blockposition);
				
				if (tileentity instanceof TileEntitySign && !ItemBlock.a(world, blockposition, itemstack)) {
					entityhuman.openSign((TileEntitySign) tileentity);
				}
				
				return true;
			}
		}
	}
}