Barret M82

if SERVER then
   AddCSLuaFile()
end

SWEP.HoldType        = "ar2"


if CLIENT then

   SWEP.PrintName       = "Barret M82"
   SWEP.Slot            = 2

   SWEP.Icon = "vgui/ttt/icon_sttts_barret_m82"
end


SWEP.Base            = "weapon_tttbase"

SWEP.Kind = WEAPON_HEAVY

SWEP.Primary.Delay         = 1.5
SWEP.Primary.Recoil        = 5
SWEP.Primary.Automatic     = true
SWEP.Primary.Ammo          = "357"
SWEP.Primary.Damage        = 75
SWEP.Primary.Cone          = 0.005
SWEP.Primary.ClipSize      = 10
SWEP.Primary.ClipMax         = 20
SWEP.Primary.DefaultClip   = 10
SWEP.AutoSpawnable         = false
SWEP.AmmoEnt               = "item_ammo_357_ttt"

SWEP.HeadshotMultiplier = 6

SWEP.UseHands        = true
SWEP.ViewModelFlip      = true
SWEP.ViewModelFOV    = 70
SWEP.ViewModel       = "models/weapons/m82/v_50calm82.mdl"
SWEP.WorldModel         = "models/weapons/m82/w_barret_m82.mdl"

SWEP.Primary.Sound = Sound( "BarretM82.Single" )
SWEP.Secondary.Sound = Sound("Default.Zoom")

SWEP.IronSightsPos = Vector (2.894, 0, -1.7624)
SWEP.IronSightsAng = Vector (0, 0, 0)


function SWEP:SetZoom(state)
    if CLIENT then
       return
    elseif IsValid(self.Owner) and self.Owner:IsPlayer() then
       if state then
          self.Owner:SetFOV(20, 0.3)
       else
          self.Owner:SetFOV(0, 0.2)
       end
    end
end

-- Add some zoom to ironsights for this gun
function SWEP:SecondaryAttack()
    if not self.IronSightsPos then return end
    if self.Weapon:GetNextSecondaryFire() > CurTime() then return end

    bIronsights = not self:GetIronsights()

    self:SetIronsights( bIronsights )

    if SERVER then
        self:SetZoom(bIronsights)
     else
        self:EmitSound(self.Secondary.Sound)
    end

    self.Weapon:SetNextSecondaryFire( CurTime() + 0.3)
end

function SWEP:PreDrop()
    self:SetZoom(false)
    self:SetIronsights(false)
    return self.BaseClass.PreDrop(self)
end

function SWEP:Reload()
    self.Weapon:DefaultReload( ACT_VM_RELOAD );
    self:SetIronsights( false )
    self:SetZoom(false)
end


function SWEP:Holster()
    self:SetIronsights(false)
    self:SetZoom(false)
    return true
end

if CLIENT then
   local scope = surface.GetTextureID("sprites/scope")
   function SWEP:DrawHUD()
      if self:GetIronsights() then
         surface.SetDrawColor( 0, 0, 0, 255 )

         local x = ScrW() / 2.0
         local y = ScrH() / 2.0
         local scope_size = ScrH()

         -- crosshair
         local gap = 80
         local length = scope_size
         surface.DrawLine( x - length, y, x - gap, y )
         surface.DrawLine( x + length, y, x + gap, y )
         surface.DrawLine( x, y - length, x, y - gap )
         surface.DrawLine( x, y + length, x, y + gap )

         gap = 0
         length = 50
         surface.DrawLine( x - length, y, x - gap, y )
         surface.DrawLine( x + length, y, x + gap, y )
         surface.DrawLine( x, y - length, x, y - gap )
         surface.DrawLine( x, y + length, x, y + gap )


         -- cover edges
         local sh = scope_size / 2
         local w = (x - sh) + 2
         surface.DrawRect(0, 0, w, scope_size)
         surface.DrawRect(x + sh - 2, 0, w, scope_size)

         surface.SetDrawColor(255, 0, 0, 255)
         surface.DrawLine(x, y, x + 1, y + 1)

         -- scope
         surface.SetTexture(scope)
         surface.SetDrawColor(255, 255, 255, 255)

         surface.DrawTexturedRectRotated(x, y, scope_size, scope_size, 0)

      else
         return self.BaseClass.DrawHUD(self)
      end
   end

   function SWEP:AdjustMouseSensitivity()
      return (self:GetIronsights() and 0.2) or nil
   end
end