/**
 * jQuery.switchImage - jQuery Plugin
 *
 * Under The MIT License
 * Copyright (c) 2011 Tetsuya MORI. (http://monry.jp/)
 * 
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 * 
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * Version: 1.0.0
 * Revision: $Rev$
 * Date: $Date$
 */
(
  function($) {
    // {{{ 画像置換処理
    $.fn.switchImage = function(options) {
      var defaults = {
        'suffix_on': '-on',
        'suffix_off': '-off',
        'pattern_on': /-on\.(gif|jpe?g|png)/i,
        'pattern_off': /-off\.(gif|jpe?g|png)/i
      };

      var setting = $.extend(defaults, options);

      var f_hover_in = function(event) {
        $(this).attr('src', $(this).attr('src').replace(setting.pattern_off, setting.suffix_on + '.$1'));
      };
      var f_hover_out = function(event) {
        $(this).attr('src', $(this).attr('src').replace(setting.pattern_on, setting.suffix_off + '.$1'));
      };

      this.each(
        function() {
          $(this).addClass('jquery-plugin-switch-image');
          $(this).hover(f_hover_in, f_hover_out);
          $(this).bind('dummy-hover-in', f_hover_in);
          $(this).bind('dummy-hover-out', f_hover_out);
        }
      );

      return this;
    };
    // }}}
  }
)(jQuery);