includes/clientside/static/fadefilter.js
author Dan
Wed, 09 Jul 2008 21:04:10 -0400
changeset 619 80fa6fa6bf3a
parent 582 a38876c0793c
child 677 2a263b598a2b
permissions -rw-r--r--
Oops, somehow changed mysql_query() to pg_query() in MySQL DBAL
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
582
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
     1
/**
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
     2
 * Darkens the browser screen. This will make the entire page un-clickable except for any floating divs created after this is called. Restore with enlighten().
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
     3
 * @param bool Controls whether the fade should be disabled or not. aclDisableTransitionFX will override this if set to true, and fades are never fired on IE.
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
     4
 * @param int When specified, represents the numeric opacity value to set the fade layer to. 1-100.
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
     5
 */
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
     6
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
     7
var darkener_index = 0;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
     8
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
     9
function darken(nofade, opacVal)
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    10
{
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    11
  if(IE)
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    12
    nofade = true;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    13
  if ( !opacVal )
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    14
    opacVal = 70;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    15
  darkener_index++;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    16
  if(document.getElementById('specialLayer_darkener'))
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    17
  {
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    18
    if(nofade)
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    19
    {
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    20
      changeOpac(opacVal, 'specialLayer_darkener');
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    21
      document.getElementById('specialLayer_darkener').style.display = 'block';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    22
      document.getElementById('specialLayer_darkener').myOpacVal = opacVal;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    23
    }
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    24
    else
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    25
    {
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    26
      if ( document.getElementById('specialLayer_darkener').style.display != 'none' )
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    27
      {
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    28
        var currentOpac = document.getElementById('specialLayer_darkener').myOpacVal;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    29
        opacity('specialLayer_darkener', currentOpac, opacVal, 1000);
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    30
        document.getElementById('specialLayer_darkener').myOpacVal = opacVal;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    31
      }
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    32
      else
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    33
      {
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    34
        document.getElementById('specialLayer_darkener').style.display = 'block';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    35
        document.getElementById('specialLayer_darkener').myOpacVal = opacVal;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    36
        opacity('specialLayer_darkener', 0, opacVal, 1000);
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    37
      }
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    38
    }
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    39
  } else {
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    40
    w = getWidth();
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    41
    h = getHeight();
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    42
    var thediv = document.createElement('div');
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    43
    if(IE)
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    44
      thediv.style.position = 'absolute';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    45
    else
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    46
      thediv.style.position = 'fixed';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    47
    if ( IE )
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    48
    {
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    49
      var top = getScrollOffset();
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    50
      thediv.style.top = String(top) + 'px';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    51
    }
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    52
    else
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    53
    {
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    54
      thediv.style.top = '0px';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    55
    }
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    56
    thediv.style.left = '0px';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    57
    thediv.style.opacity = '0';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    58
    thediv.style.filter = 'alpha(opacity=0)';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    59
    thediv.style.backgroundColor = '#000000';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    60
    thediv.style.width =  '100%';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    61
    thediv.style.height = '100%';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    62
    thediv.zIndex = getHighestZ() + 5;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    63
    thediv.id = 'specialLayer_darkener';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    64
    thediv.myOpacVal = opacVal;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    65
    if(nofade)
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    66
    {
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    67
      thediv.style.opacity = ( parseFloat(opacVal) / 100 );
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    68
      thediv.style.filter = 'alpha(opacity=' + opacVal + ')';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    69
      body = document.getElementsByTagName('body');
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    70
      body = body[0];
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    71
      body.appendChild(thediv);
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    72
    } else {
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    73
      body = document.getElementsByTagName('body');
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    74
      body = body[0];
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    75
      body.appendChild(thediv);
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    76
      opacity('specialLayer_darkener', 0, opacVal, 1000);
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    77
    }
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    78
  }
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    79
}
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    80
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    81
/**
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    82
 * Un-darkens the screen and re-enables clicking of on-screen controls.
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    83
 * @param bool If true, disables the fade effect. Fades are always disabled if aclDisableTransitionFX is true and on IE.
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    84
 */
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    85
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    86
function enlighten(nofade)
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    87
{
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    88
  if(IE)
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    89
    nofade = true;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    90
  darkener_index -= 1;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    91
  if ( darkener_index > 0 )
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    92
    return false;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    93
  if(document.getElementById('specialLayer_darkener'))
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    94
  {
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    95
    if(nofade)
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    96
    {
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    97
      document.getElementById('specialLayer_darkener').style.display = 'none';
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    98
    }
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
    99
    else
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
   100
    {
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
   101
      var from = document.getElementById('specialLayer_darkener').myOpacVal;
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
   102
      // console.info('Fading from ' + from);
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
   103
      opacity('specialLayer_darkener', from, 0, 1000);
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
   104
      setTimeout("document.getElementById('specialLayer_darkener').style.display = 'none';", 1000);
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
   105
    }
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
   106
  }
a38876c0793c Majorly reworked Javascript runtime stuff to use on-demand loading.
Dan
parents:
diff changeset
   107
}