class PettanrPictureSizeHelper
  confirm_confirm_confirm = () ->
    confirm(  )
  @WritingFormat = window.PettanrWritingFormat
  
  @refresh_picture = (e, w, h)  ->
    if w and h
      sd = ''
      if h < 0
        sd += 'v'
      if w < 0
        sd += 'h'
      if sd.length > 0
        sd += '/'
      pid = parseInt(e.attr('picture_id')).toString()
      ext = e.attr('ext')
      src = '/pictures/' + sd + pid + '.' + ext
      e.attr('src', src)
  
  @add_helper = () ->
    editor = window.PettanrEditor
    $('.panel_picture_width_tool').map ->
      $(@).html('<button class="wreverse">Rev</button><button class="wdouble">x2</button><button class="whalf">/2</button>')
    $('.panel_picture_height_tool').map ->
      $(@).html('<button class="hreverse">Rev</button><button class="hdouble">x2</button><button class="hhalf">/2</button>')
    
    $('.wreverse').click -> 
      d = $(@).parent()
      trace = editor.element_tag_id(d)
      f = $(trace + 'width')
      w = -f.val()
      f.val(w)
      f = $(trace + 'height')
      h = f.val()
      PettanrPictureSizeHelper.refresh_picture($(trace + 'img'), w, h)
    
    $('.wdouble').click -> 
      d = $(@).parent()
      trace = editor.element_tag_id(d)
      f = $(trace + 'width')
      w = f.val() * 2
      f.val(w)
      $(trace + 'img').width(Math.abs(w))
      $(trace + 'img').parent().width(Math.abs(w))
    
    $('.whalf').click -> 
      d = $(@).parent()
      trace = editor.element_tag_id(d)
      f = $(trace + 'width')
      w = Math.floor(f.val() / 2)
      f.val(w)
      $(trace + 'img').width(Math.abs(w))
      $(trace + 'img').parent().width(Math.abs(w))
    
    
    $('.hreverse').click -> 
      d = $(@).parent()
      trace = editor.element_tag_id(d)
      f = $(trace + 'height')
      h = -f.val()
      f.val(h)
      f = $(trace + 'width')
      w = f.val()
      PettanrPictureSizeHelper.refresh_picture($(trace + 'img'), w, h)
    
    $('.hdouble').click -> 
      d = $(@).parent()
      trace = editor.element_tag_id(d)
      f = $(trace + 'height')
      h = f.val() * 2
      f.val(h)
      $(trace + 'img').height(Math.abs(h))
      $(trace + 'img').parent().height(Math.abs(h))
    
    $('.hhalf').click -> 
      d = $(@).parent()
      trace = editor.element_tag_id(d)
      f = $(trace + 'height')
      h = Math.floor(f.val() / 2)
      f.val(h)
      $(trace + 'img').height(Math.abs(h))
      $(trace + 'img').parent().height(Math.abs(h))
  
  
  
@PettanrPictureSizeHelper = PettanrPictureSizeHelper