// $Id: textarea.js,v 1.22 2008/01/17 19:31:56 goba Exp $

Drupal.behaviors.textarea = function(context) {
  $('textarea.resizable:not(.textarea-processed)', context).each(function() {
    // Avoid non-processed teasers.
    if ($(this).is(('textarea.teaser:not(.teaser-processed)'))) {
      return false;  
    }
    var textarea = $(this).addClass('textarea-processed'), staticOffset = null;

    // When wrapping the text area, work around an IE margin bug.  See:
    // http://jaspan.com/ie-inherited-margin-bug-form-elements-and-haslayout
    $(this).wrap('<div class="resizable-textarea"><span></span></div>')
      .parent().append($('<div class="grippie"></div>').mousedown(startDrag));

    var grippie = $('div.grippie', $(this).parent())[0];
    grippie.style.marginRight = (grippie.offsetWidth - $(this)[0].offsetWidth) +'px';

    function startDrag(e) {
      staticOffset = textarea.height() - e.pageY;
      textarea.css('opacity', 0.25);
      $(document).mousemove(performDrag).mouseup(endDrag);
      return false;
    }

    function performDrag(e) {
      textarea.height(Math.max(32, staticOffset + e.pageY) + 'px');
      return false;
    }

    function endDrag(e) {
      $(document).unbind("mousemove", performDrag).unbind("mouseup", endDrag);
      textarea.css('opacity', 1);
    }
  });
  
   $('textarea.resizable2:not(.textarea-processed)', context).each(function() {
    // Avoid non-processed teasers.
    if ($(this).is(('textarea.teaser:not(.teaser-processed)'))) {
      return false;  
    }
    var textarea = $(this).addClass('textarea-processed'), staticOffset = null;

    // When wrapping the text area, work around an IE margin bug.  See:
    // http://jaspan.com/ie-inherited-margin-bug-form-elements-and-haslayout
    $(this).wrap('<div class="resizable-textarea" style="width: 100%;"><span></span></div>')
     $('.comgripple').append($('<div class="grippie"></div>').mousedown(startDrag));

    var grippie = $('div.grippie', $('.comgripple'))[0];

    function startDrag(e) {
      staticOffset = textarea.height() - e.pageY;
      textarea.css('opacity', 0.25);
      $('.comment-send').css('opacity', 0.25);
      $(document).mousemove(performDrag).mouseup(endDrag);
      return false;
    }

    function performDrag(e) {
      textarea.height(Math.max(48, staticOffset + e.pageY) + 'px');
      $('.comment-send').height(Math.max(48, staticOffset + e.pageY) + 'px');
      return false;
    }

    function endDrag(e) {
      $(document).unbind("mousemove", performDrag).unbind("mouseup", endDrag);
      textarea.css('opacity', 1);
      $('.comment-send').css('opacity', 1);	  
    }
  });
  
};

/*
playback timings (ms):
  LoadShardBlock: 35.069 (3)
  esindex: 0.009
  captures_list: 53.769
  CDXLines.iter: 13.262 (3)
  PetaboxLoader3.datanode: 52.65 (4)
  exclusion.robots: 0.255
  exclusion.robots.policy: 0.245
  RedisCDXSource: 1.839
  PetaboxLoader3.resolve: 24.099
  load_resource: 103.509
*/