
local PANEL = {}

--[[---------------------------------------------------------
	Name: Paint
-----------------------------------------------------------]]
function PANEL:Init()

	self:SetPaintBackground( false )
	self:SetSize( 128, 128 )
	self:SetText( "" )

end

function PANEL:OnDepressionChanged( b )

	if ( IsValid( self.checkbox ) ) then
		self.checkbox:SetVisible( !b )
	end

end

function PANEL:Setup( name, icon, label )

	self.label = label
	self.name = name
	self.icon = icon

	self:SetMaterial( icon )
	self:SetName( label or name )

	self.PP = list.Get( "PostProcess" )[ name ]
	if ( !self.PP ) then return end

	self.DoClick = function()

		if ( self.PP.onclick ) then
			return self.PP.onclick()
		end

		if ( !self.PP.cpanel ) then return end

		if ( !IsValid( self.cp ) ) then

			self.cp = vgui.Create( "ControlPanel" )
			self.cp:SetName( name )
			self.PP.cpanel( self.cp )

		end

		spawnmenu.ActivateToolPanel( 1, self.cp )

	end

	if ( self.PP.convar ) then

		self.checkbox = self:Add( "DCheckBox" )
		self.checkbox:SetConVar( self.PP.convar )
		self.checkbox:SetSize( 20, 20 )
		self.checkbox:SetPos( self:GetWide() - 20 - 8, 8 )

		self.Enabled = function() return self.checkbox:GetChecked() end

	elseif ( self.ConVars ) then

		self.checkbox = self:Add( "DCheckBox" )
		self.checkbox:SetSize( 20, 20 )
		self.checkbox:SetPos( self:GetWide() - 20 - 8, 8 )

		self.checkbox.OnChange = function( pnl, on )

			for k, v in pairs( self.ConVars ) do

				if ( on ) then
					RunConsoleCommand( k, v.on )
				else
					RunConsoleCommand( k, v.off or "" )
				end

			end

		end

		self.checkbox.Think = function( pnl, on )

			local good = true

			for k, v in pairs( self.ConVars ) do

				if ( GetConVarString( k ) != v.on ) then
					good = false
				end

			end

			pnl:SetChecked( good )

		end

		self.Enabled = function() return self.checkbox:GetChecked() end

	end

end

function PANEL:OpenMenu()

	self:OpenGenericSpawnmenuRightClickMenu()

end

function PANEL:Enabled()
	return false
end

function PANEL:ToTable( bigtable )

	local tab = {}

	tab.type	= "postprocess"
	tab.name	= self.name
	tab.label	= self.label
	tab.icon	= self.icon
	tab.convars	= self.ConVars

	table.insert( bigtable, tab )

end

function PANEL:Copy()

	local copy = vgui.Create( "PostProcessIcon", self:GetParent() )
	copy:CopyBounds( self )
	copy.ConVars = self.ConVars
	copy:Setup( self.name, self.icon, self.label )

	return copy

end

vgui.Register( "PostProcessIcon", PANEL, "ContentIcon" )

spawnmenu.AddContentType( "postprocess", function( container, obj )

	if ( !obj.name ) then return end
	if ( !obj.icon ) then return end

	local icon = vgui.Create( "PostProcessIcon", container )

	if ( obj.convars ) then
		icon.ConVars = obj.convars
	end

	icon:Setup( obj.name, obj.icon, obj.label )

	container:Add( icon )

	return icon

end )
