Files
Bubberstation/code/modules/library/lib_items.dm
phil235 5f835bfc26 Obj damaging system, acid damage, and fire damage refactor (WIP) (#20793)
Please refer to #20867 and #20870 for a easier view of the changes. Those two PRs show all meaningful changes (hopefully) and doesn't show the files changed with just 3 lines changed.

This PR does three things:

    It makes all children of /obj/ use the same damage system.
    Previously to make your new machine/structure be destroyable you needed to give it a var/health, and its own version of many damage related proc such as bullet_act(), take_damage(), attacked_by(), attack_animal(), attack_hulk(), ex_act(), etc... But now, all /obj/ use the same version of those procs at the /obj/ level in code/game/obj_defense.dm. All these obj share the same necessary vars: obj_integrity (health), max_integrity, integrity_failure (optional, below that health level failure happens), and the armor list var which was previously only for items, as well as the resistance_flags bitfield. When you want your new object to be destroyable, you only have to give it a value for those vars and maybe override one proc if you want a special behavior but that's it. This reorganization removes a lot of copypasta (most bullet_act() version for each obj were nearly identical). Two new elements are added to the armor list var: fire and acid armor values.
    How much damage an obj take depends on the armor value for each damage category. But some objects are INDESTRUCTIBLE and simply never take any damage no matter the type.
    The armor categories are:
    -melee(punches, item attacks, xeno/animal/hulk attacks, blob attacks, thrown weapons)
    -bullet
    -laser
    -energy (used by projectiles like ionrifle, taser, and also by EMPs)
    -bio (unused for this, only here because clothes use them when worn)
    -rad (same)
    -bomb (self-explanatory)
    -fire (for fire damage, not for heat damage though)
    -acid
    For machines and structures, when their health reaches zero the object is not just deleted but gets somewhat forcedeconstructed (the proc used is shared with the actual deconstruction system) which can drops things. To not frustrates players most of these objects drop most of the elements necessary to rebuild them (think window dropping shards). Machines drop a machine frame and all components for example (but the frame can then be itself smashed to pieces).
    For clothes, when they are damaged, they get a "damaged" overlay, which can also be seen when worn, similar to the "bloody" overlay.

    It refactors acid. See #20537.
    Some objects are ACID_PROOF and take no damage from acid, while others take varying amounts
    of damage depending on their acid armor value. Some objects are even UNACIDABLE, no acid effect can even land on them. Acid on objects can be washed off using water.

    It changes some aspect of damage from fires.
    All /obj/ can now take fire damage and be flammable, instead of just items. And instead of having just FLAMMABLE objs that become ON_FIRE as soon as some fire touch them (paper), we now have objects that are non flammable but do take damage from fire and become ashes if their health reaches zero (only for items). The damage taken varies depending on the obj's fire armor value and total health. There's also still obj and items that are FIRE_PROOF (although some might still be melted by lava if they're not LAVA_PROOF).
    When a mob is on fire, its clothes now take fire damage and can turn to ashes. Similarly, when a mob takes melee damages, its clothes gets damaged a bit and can turn to shreds. You can repair clothes with cloth that is produceable by botany's biogenerator.

    It also does many minor things:
        Clicking a structure/machine with an item on help intent never results in an attack (so you don't destroy a structure while trying to figure out which tool to use).
        I moved a lot of objects away from /obj/effect, it should only be used for visual effects, decals and stuff, not for things you can hit and destroy.
        I tweaked a bit how clothes shredding from bombs work.
        I made a machine or structure un/anchorable with the wrench, I don't remember which object...
        Since I changed the meaning of the FIRE_PROOF bitflag to actually mean fire immune, I'm buffing the slime extract that you apply on items to make them fire proof. well now they're really 100% fire proof!
        animals with environment_smash = 1 no longer one-hit destroy tables and stuff, we give them a decent obj_damage value so they can destroy most obj relatively fast depending on the animal.
        Probably a million things I forgot.

If you want to know how the damage system works all you need is the three obj vars "obj_integrity", "max_integrity", "integrity_failure", as well as the armor list var and the resistance_flags bitfield, and read the file obj_defense.dm
2016-10-10 11:14:59 +13:00

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/* Library Items
*
* Contains:
* Bookcase
* Book
* Barcode Scanner
*/
/*
* Bookcase
*/
/obj/structure/bookcase
name = "bookcase"
icon = 'icons/obj/library.dmi'
icon_state = "bookempty"
anchored = 0
density = 1
opacity = 0
resistance_flags = FLAMMABLE
obj_integrity = 200
max_integrity = 200
armor = list(melee = 0, bullet = 0, laser = 0, energy = 0, bomb = 0, bio = 0, rad = 0, fire = 50, acid = 0)
var/state = 0
var/list/allowed_books = list(/obj/item/weapon/book, /obj/item/weapon/spellbook, /obj/item/weapon/storage/book) //Things allowed in the bookcase
/obj/structure/bookcase/initialize()
state = 2
icon_state = "book-0"
anchored = 1
for(var/obj/item/I in loc)
if(istype(I, /obj/item/weapon/book))
I.loc = src
update_icon()
/obj/structure/bookcase/attackby(obj/item/I, mob/user, params)
switch(state)
if(0)
if(istype(I, /obj/item/weapon/wrench))
playsound(loc, 'sound/items/Ratchet.ogg', 100, 1)
if(do_after(user, 20/I.toolspeed, target = src))
user << "<span class='notice'>You wrench the frame into place.</span>"
anchored = 1
state = 1
if(istype(I, /obj/item/weapon/crowbar))
playsound(loc, 'sound/items/Crowbar.ogg', 100, 1)
if(do_after(user, 20/I.toolspeed, target = src))
user << "<span class='notice'>You pry the frame apart.</span>"
deconstruct(TRUE)
if(1)
if(istype(I, /obj/item/stack/sheet/mineral/wood))
var/obj/item/stack/sheet/mineral/wood/W = I
if(W.get_amount() >= 2)
W.use(2)
user << "<span class='notice'>You add a shelf.</span>"
state = 2
icon_state = "book-0"
if(istype(I, /obj/item/weapon/wrench))
playsound(loc, 'sound/items/Ratchet.ogg', 100, 1)
user << "<span class='notice'>You unwrench the frame.</span>"
anchored = 0
state = 0
if(2)
if(is_type_in_list(I, allowed_books))
if(!user.drop_item())
return
I.loc = src
update_icon()
else if(istype(I, /obj/item/weapon/storage/bag/books))
var/obj/item/weapon/storage/bag/books/B = I
for(var/obj/item/T in B.contents)
if(istype(T, /obj/item/weapon/book) || istype(T, /obj/item/weapon/spellbook))
B.remove_from_storage(T, src)
user << "<span class='notice'>You empty \the [I] into \the [src].</span>"
update_icon()
else if(istype(I, /obj/item/weapon/pen))
var/newname = stripped_input(user, "What would you like to title this bookshelf?")
if(!newname)
return
else
name = ("bookcase ([sanitize(newname)])")
else if(istype(I, /obj/item/weapon/crowbar))
if(contents.len)
user << "<span class='warning'>You need to remove the books first!</span>"
else
playsound(loc, 'sound/items/Crowbar.ogg', 100, 1)
user << "<span class='notice'>You pry the shelf out.</span>"
new /obj/item/stack/sheet/mineral/wood(loc, 2)
state = 1
icon_state = "bookempty"
else
return ..()
/obj/structure/bookcase/attack_hand(mob/user)
if(contents.len)
var/obj/item/weapon/book/choice = input("Which book would you like to remove from the shelf?") as null|obj in contents
if(choice)
if(!usr.canmove || usr.stat || usr.restrained() || !in_range(loc, usr))
return
if(ishuman(user))
if(!user.get_active_held_item())
user.put_in_hands(choice)
else
choice.loc = get_turf(src)
update_icon()
/obj/structure/bookcase/deconstruct(disassembled = TRUE)
new /obj/item/stack/sheet/mineral/wood(loc, 4)
for(var/obj/item/weapon/book/B in contents)
B.forceMove(get_turf(src))
qdel(src)
/obj/structure/bookcase/update_icon()
if(contents.len < 5)
icon_state = "book-[contents.len]"
else
icon_state = "book-5"
/obj/structure/bookcase/manuals/medical
name = "medical manuals bookcase"
/obj/structure/bookcase/manuals/medical/New()
..()
new /obj/item/weapon/book/manual/medical_cloning(src)
update_icon()
/obj/structure/bookcase/manuals/engineering
name = "engineering manuals bookcase"
/obj/structure/bookcase/manuals/engineering/New()
..()
new /obj/item/weapon/book/manual/wiki/engineering_construction(src)
new /obj/item/weapon/book/manual/engineering_particle_accelerator(src)
new /obj/item/weapon/book/manual/wiki/engineering_hacking(src)
new /obj/item/weapon/book/manual/wiki/engineering_guide(src)
new /obj/item/weapon/book/manual/engineering_singularity_safety(src)
new /obj/item/weapon/book/manual/robotics_cyborgs(src)
update_icon()
/obj/structure/bookcase/manuals/research_and_development
name = "\improper R&D manuals bookcase"
/obj/structure/bookcase/manuals/research_and_development/New()
..()
new /obj/item/weapon/book/manual/research_and_development(src)
update_icon()
/*
* Book
*/
/obj/item/weapon/book
name = "book"
icon = 'icons/obj/library.dmi'
icon_state ="book"
throw_speed = 1
throw_range = 5
w_class = 3 //upped to three because books are, y'know, pretty big. (and you could hide them inside eachother recursively forever)
attack_verb = list("bashed", "whacked", "educated")
resistance_flags = FLAMMABLE
var/dat //Actual page content
var/due_date = 0 //Game time in 1/10th seconds
var/author //Who wrote the thing, can be changed by pen or PC. It is not automatically assigned
var/unique = 0 //0 - Normal book, 1 - Should not be treated as normal book, unable to be copied, unable to be modified
var/title //The real name of the book.
var/window_size = null // Specific window size for the book, i.e: "1920x1080", Size x Width
/obj/item/weapon/book/attack_self(mob/user)
if(is_blind(user))
return
if(ismonkey(user))
user << "<span class='notice'>You skim through the book but can't comprehend any of it.</span>"
return
if(dat)
user << browse("<TT><I>Penned by [author].</I></TT> <BR>" + "[dat]", "window=book[window_size != null ? ";size=[window_size]" : ""]")
user.visible_message("[user] opens a book titled \"[title]\" and begins reading intently.")
onclose(user, "book")
else
user << "<span class='notice'>This book is completely blank!</span>"
/obj/item/weapon/book/attackby(obj/item/I, mob/user, params)
if(istype(I, /obj/item/weapon/pen))
if(is_blind(user))
return
if(unique)
user << "<span class='warning'>These pages don't seem to take the ink well! Looks like you can't modify it.</span>"
return
var/choice = input("What would you like to change?") in list("Title", "Contents", "Author", "Cancel")
switch(choice)
if("Title")
var/newtitle = reject_bad_text(stripped_input(usr, "Write a new title:"))
if (length(newtitle) > 20)
usr << "That title won't fit on the cover!"
return
if(!newtitle)
usr << "That title is invalid."
return
else
name = newtitle
title = newtitle
if("Contents")
var/content = stripped_input(usr, "Write your book's contents (HTML NOT allowed):","","",8192)
if(!content)
usr << "The content is invalid."
return
else
dat += content
if("Author")
var/newauthor = stripped_input(usr, "Write the author's name:")
if(!newauthor)
usr << "The name is invalid."
return
else
author = newauthor
else
return
else if(istype(I, /obj/item/weapon/barcodescanner))
var/obj/item/weapon/barcodescanner/scanner = I
if(!scanner.computer)
user << "[I]'s screen flashes: 'No associated computer found!'"
else
switch(scanner.mode)
if(0)
scanner.book = src
user << "[I]'s screen flashes: 'Book stored in buffer.'"
if(1)
scanner.book = src
scanner.computer.buffer_book = name
user << "[I]'s screen flashes: 'Book stored in buffer. Book title stored in associated computer buffer.'"
if(2)
scanner.book = src
for(var/datum/borrowbook/b in scanner.computer.checkouts)
if(b.bookname == name)
scanner.computer.checkouts.Remove(b)
user << "[I]'s screen flashes: 'Book stored in buffer. Book has been checked in.'"
return
user << "[I]'s screen flashes: 'Book stored in buffer. No active check-out record found for current title.'"
if(3)
scanner.book = src
for(var/obj/item/weapon/book in scanner.computer.inventory)
if(book == src)
user << "[I]'s screen flashes: 'Book stored in buffer. Title already present in inventory, aborting to avoid duplicate entry.'"
return
scanner.computer.inventory.Add(src)
user << "[I]'s screen flashes: 'Book stored in buffer. Title added to general inventory.'"
else if(istype(I, /obj/item/weapon/kitchen/knife) || istype(I, /obj/item/weapon/wirecutters))
user << "<span class='notice'>You begin to carve out [title]...</span>"
if(do_after(user, 30, target = src))
user << "<span class='notice'>You carve out the pages from [title]! You didn't want to read it anyway.</span>"
var/obj/item/weapon/storage/book/B = new
B.name = src.name
B.title = src.title
B.icon_state = src.icon_state
if(user.is_holding(src))
qdel(src)
user.put_in_hands(B)
return
else
B.loc = src.loc
qdel(src)
return
return
else
..()
/*
* Barcode Scanner
*/
/obj/item/weapon/barcodescanner
name = "barcode scanner"
icon = 'icons/obj/library.dmi'
icon_state ="scanner"
throw_speed = 3
throw_range = 5
w_class = 1
var/obj/machinery/computer/libraryconsole/bookmanagement/computer //Associated computer - Modes 1 to 3 use this
var/obj/item/weapon/book/book //Currently scanned book
var/mode = 0 //0 - Scan only, 1 - Scan and Set Buffer, 2 - Scan and Attempt to Check In, 3 - Scan and Attempt to Add to Inventory
/obj/item/weapon/barcodescanner/attack_self(mob/user)
mode += 1
if(mode > 3)
mode = 0
user << "[src] Status Display:"
var/modedesc
switch(mode)
if(0)
modedesc = "Scan book to local buffer."
if(1)
modedesc = "Scan book to local buffer and set associated computer buffer to match."
if(2)
modedesc = "Scan book to local buffer, attempt to check in scanned book."
if(3)
modedesc = "Scan book to local buffer, attempt to add book to general inventory."
else
modedesc = "ERROR"
user << " - Mode [mode] : [modedesc]"
if(computer)
user << "<font color=green>Computer has been associated with this unit.</font>"
else
user << "<font color=red>No associated computer found. Only local scans will function properly.</font>"
user << "\n"