Visualization2FileFlash.lua

local Color1 = color(Var "Color1")
local Color2 = color(Var "Color2")

local t = Def.ActorFrame {}

t[#t + 1] =
    LoadActor(Var "File1") ..
    {
        OnCommand = function(self)
            self:x(SCREEN_CENTER_X):y(SCREEN_CENTER_Y):scale_or_crop_background():diffuse(Color1):effectclock("music")
            -- Explanation in StretchNoLoop.lua.
            if self.GetTexture then
                self:GetTexture():rate(self:GetParent():GetUpdateRate())
            end
        end,
        GainFocusCommand = function(self)
            self:play()
        end,
        LoseFocusCommand = function(self)
            self:pause()
        end
    }

if Var("File2") ~= nil then
    t[#t + 1] =
        LoadActor(Var("File2")) ..
        {
            OnCommand = function(self)
                self:blend("BlendMode_Add"):x(SCREEN_CENTER_X):y(SCREEN_CENTER_Y):scale_or_crop_background():diffuse(Color2):effectclock(
                    "music"
                ):linear(1):diffusealpha(0)
                -- Explanation in StretchNoLoop.lua.
                if self.GetTexture then
                    self:GetTexture():rate(self:GetParent():GetUpdateRate())
                end
            end,
            GainFocusCommand = function(self)
                self:play()
            end,
            LoseFocusCommand = function(self)
                self:pause()
            end
        }
end

return t