Stealth Library

// - Effectively handles invisibility/visibility of atoms.*
mob/proc
    Hide()
        src.stealth(1)
    Appear()
        src.stealth(0)

// - Lets developers choose who can see what.
mob
    Detect(atom/atom)
        if( atom == src )
            return TRUE
        else
            return FALSE

// - Icons, overlays and flick() friendly
mob/verb
    Cloak_of_Invisibility()
        if( !src.hidden() )
            overlays += /obj/cloak
            Hide()
            flick("smirk",src)
            view(5,src) << "[src] vanished!"
        else
            Appear()
            overlays -= /obj/cloak
            flick("bleh",src)
            view(5,src) << "[src]: Surprise!"

atom/proc

    stealth(hide)

    //  Call this proc to hide/show an atom.

    //  - If hide is non-zero, hide atom. If hide is zero, show atom.

    //  - It returns 1 if status was changed. Otherwise, it returns 0.

    hidden()

    //  Call this proc to check stealth status.

    //  - It returns 1 if hidden; 0 if not.

    On_Stealth(hide)

    //  Override this proc to add messages, effects, etc.

    //  - It is called whenever the atom's stealth status changed.


mob/proc

    Detect(atom/atom)

    //  Override this proc to handle detection of hidden atoms.

    //  - To detect the atom, return a non-zero value.
    //  - Otherwise, return zero.

    blink()

    //  Call this proc to refresh the player's vision.

    //  - It calls client.blink()

    wink(atom/atom)

    //  Call this proc to refresh the player's vision for an atom

    //  - It calls client.wink(atom)


client/proc

    blink()

    //  Call this proc to refresh the player's vision.

    wink(atom/atom)

    //  Call this proc to refresh the player's vision for an atom

world/proc

    blink()

    //  Call this proc to refresh the vision of all players.

    //  - It calls the blink() for every client.

    wink(atom/atom)

    //  Call this proc to refresh the vision of all players for an atom

    //  - It calls the wink(atom) for every client.