lighttroupe/luz-next

multi_require 'parent_user_object', 'style'

class Theme < ParentUserObject
    title 'Theme'

    attr_accessor :gui_render_styles_list

    def new_renderer
        GuiThemeRenderer.new(self)
    end

    def default_title
        'New Theme'
    end

    def empty?
        effects.empty?
    end

    def style(index)
        effects[index % effects.size]
    end

    def using_style(index)
        return yield if effects.empty?
        style(index).using { yield }
    end

    def using_style_amount(index, amount)
        return yield if (amount == 0.0 or effects.empty?)
        effects[index % effects.size].using_amount(amount) { yield }
    end
end