class Pettanr.GroundPicture extends Peta.Element
  url: '/ground_pictures/'
  
  @singular: () ->
    'GroundPicture'
  
  @plural: () ->
    'GroundPictures'
  
  defaults: {
    id: null,
    x: 0,
    y: 0,
    repeat: 0
  } 
  
  @repeat_texts: () -> 
    ['repeat', 'repeat-x', 'repeat-y', 'no-repeat']
  
  panel: () ->
    new Pettanr.Panel({id: @get('panel_id')})
  
  picture: () ->
    new Pettanr.Picture({id: @get('picture_id')})
  
  @has_picture: () ->
    true
  
  tmb_opt_img_tag: (picture) ->
    new Pettanr.Image.SymbolPicture({
      attr: {
        src: picture.r_url(), 
        alt: @escape('caption')
      },
      picture: picture
    })
  
  symbol_option: () ->
    i = @picture()
    i.fetch({cache: true}).done =>
      @symbol_picture = i.tmb_opt_img_tag()
      @trigger('ready:symbol')
  
  repeat_text: () ->
    Pettanr.GroundPicture.repeat_texts()[@get('repeat')]
  
  element_face: () ->
    new Pettanr.Views.GroundPicture.ElementFace({element: this})
  
  initialize: () ->
    if @id
      @url = @url + @id