- if params[:img_src]
  = form_tag nil, @form_options.merge({class: "form-horizontal denser"})
    = image_tag params[:img_src], @image_tag_options
    = hidden_field_tag :crop_field, @field
    = hidden_field_tag :crop_model, @object.class.name
- else
  = form_tag nil, @form_options.merge({class: "form-horizontal denser"}) do
    = image_tag @object.send(@field).url, @image_tag_options
    = hidden_field_tag :crop_x
    = hidden_field_tag :crop_y
    = hidden_field_tag :crop_w
    = hidden_field_tag :crop_h
    = hidden_field_tag :crop_field, @field
    = render partial: 'rails_admin/main/submit_buttons'