Example #1
0
/*
 * Wield or wear a single item from the pack or floor
 */
void wield_item(object_type *o_ptr, int item, int slot)
{
	object_type object_type_body;
	object_type *i_ptr = &object_type_body;

	const char *fmt;
	char o_name[80];

	bool combined_ammo = FALSE;
	bool track_wielded_item = FALSE;
	int num = 1;

	/* If we are stacking ammo in the quiver */
	if (obj_is_ammo(o_ptr))
	{
		num = o_ptr->number;
		combined_ammo = object_similar(o_ptr, &p_ptr->inventory[slot],
			OSTACK_QUIVER);
	}

	/* Take a turn */
	p_ptr->energy_use = 100;

	/* Obtain local object */
	object_copy(i_ptr, o_ptr);

	/* Modify quantity */
	i_ptr->number = num;

	/* Update object_idx if necessary, once object is in slot */
	if (p_ptr->object_idx == item)
	{
		track_wielded_item = TRUE;
	}

	/* Decrease the item (from the pack) */
	if (item >= 0)
	{
		inven_item_increase(item, -num);
		inven_item_optimize(item);
	}

	/* Decrease the item (from the floor) */
	else
	{
		floor_item_increase(0 - item, -num);
		floor_item_optimize(0 - item);
	}

	/* Get the wield slot */
	o_ptr = &p_ptr->inventory[slot];

	if (combined_ammo)
	{
		/* Add the new ammo to the already-quiver-ed ammo */
		object_absorb(o_ptr, i_ptr);
	}
	else 
	{
		/* Take off existing item */
		if (o_ptr->kind)
			(void)inven_takeoff(slot, 255);

		/* If we are wielding ammo we may need to "open" the slot by shifting
		 * later ammo up the quiver; this is because we already called the
		 * inven_item_optimize() function. */
		if (slot >= QUIVER_START)
			open_quiver_slot(slot);
	
		/* Wear the new stuff */
		object_copy(o_ptr, i_ptr);

		/* Increment the equip counter by hand */
		p_ptr->equip_cnt++;
	}

	/* Increase the weight */
	p_ptr->total_weight += i_ptr->weight * num;

	/* Track object if necessary */
	if (track_wielded_item)
	{
		track_object(slot);
	}

	/* Do any ID-on-wield */
	object_notice_on_wield(o_ptr);

	/* Where is the item now */
	if (slot == INVEN_WIELD)
		fmt = "You are wielding %s (%c).";
	else if (slot == INVEN_BOW)
		fmt = "You are shooting with %s (%c).";
	else if (slot == INVEN_LIGHT)
		fmt = "Your light source is %s (%c).";
	else if (combined_ammo)
		fmt = "You combine %s in your quiver (%c).";
	else if (slot >= QUIVER_START && slot < QUIVER_END)
		fmt = "You add %s to your quiver (%c).";
	else
		fmt = "You are wearing %s (%c).";

	/* Describe the result */
	object_desc(o_name, sizeof(o_name), o_ptr, ODESC_PREFIX | ODESC_FULL);

	/* Message */
	msgt(MSG_WIELD, fmt, o_name, index_to_label(slot));

	/* Cursed! */
	if (cursed_p(o_ptr->flags))
	{
		/* Warn the player */
		msgt(MSG_CURSED, "Oops! It feels deathly cold!");

		/* Sense the object */
		object_notice_curses(o_ptr);
	}

	/* Save quiver size */
	save_quiver_size(p_ptr);

	/* See if we have to overflow the pack */
	pack_overflow();

	/* Recalculate bonuses, torch, mana */
	p_ptr->notice |= PN_SORT_QUIVER;
	p_ptr->update |= (PU_BONUS | PU_TORCH | PU_MANA);
	p_ptr->redraw |= (PR_INVEN | PR_EQUIP);
}
Example #2
0
/*
 * Read the player inventory
 *
 * Note that the inventory is "re-sorted" later by "dungeon()".
 */
static errr rd_inventory(void)
{
	int slot = 0;

	object_type *i_ptr;
	object_type object_type_body;

	/* Read until done */
	while (1)
	{
		u16b n;

		/* Get the next item index */
		rd_u16b(&n);

		/* Nope, we reached the end */
		if (n == 0xFFFF) break;

		/* Get local object */
		i_ptr = &object_type_body;

		/* Wipe the object */
		object_wipe(i_ptr);

		/* Read the item */
		if (rd_item(i_ptr))
		{
			note("Error reading item");
			return (-1);
		}

		/* Hack -- verify item */
		if (!i_ptr->k_idx)	return (-1);

		/* Verify slot */
		if (n >= ALL_INVEN_TOTAL) return (-1);

		/* Wield equipment */
		if (n >= INVEN_WIELD)
		{
			/* Copy object */
			object_copy(&inventory[n], i_ptr);

			/* One more item */
			if (!IS_QUIVER_SLOT(n)) p_ptr->equip_cnt++;
		}

		/* Warning -- backpack is full */
		else if (p_ptr->inven_cnt == INVEN_PACK)
		{
			/* Oops */
			note("Too many items in the inventory!");

			/* Fail */
			return (-1);
		}

		/* Carry inventory */
		else
		{
			/* Get a slot */
			n = slot++;

			/* Copy object */
			object_copy(&inventory[n], i_ptr);

			/* One more item */
			p_ptr->inven_cnt++;
		}

		/* Update "p_ptr->pack_size_reduce" */
		save_quiver_size();
	}

	/* Success */
	return (0);
}