-- create a script resource property 'myatlas' referencing an atlas file
go.property("myatlas", resource.atlas("/examples/gui/get_set_texture/get_set_texture.atlas"))

function init(self)
    msg.post(".", "acquire_input_focus")

    -- get the atlas file on the gui component which is assigned to
    -- the atlas/texture with id 'ui'
    self.default_atlas = go.get("#gui", "textures", { key = "ui" })
end

function on_input(self, action_id, action)
    if action.pressed then
        -- get the atlas file currently assigned to the atlas/texture with id 'ui'
        local current_atlas = go.get("#gui", "textures", { key = "ui" })

        -- toggle between the default texture and the texture referenced by the
        -- script resource property 'ui'
        if current_atlas == self.myatlas then
            go.set("#gui", "textures", self.default_atlas, { key = "ui" })
        else
            go.set("#gui", "textures", self.myatlas, { key = "ui" })
        end
    end
end