vcs.maemo.org Git - mdictionary/blob - www/scripts/pngfix.js

   1 var supersleight        = function() {\r
   2         \r
   3         var root = false;\r
   4         var applyPositioning = false;\r
   5         \r
   6         // Path to a transparent GIF image\r
   7         var shim                        = "images/spacer.gif";\r
   8         \r
   9         // RegExp to match above GIF image name\r
  10         var shim_pattern        = /x\.gif$/i;\r
  11         \r
  12         \r
  13         \r
  14         var fnLoadPngs = function() { \r
  15                 if (root) {\r
  16                         root = document.getElementById(root);\r
  17                 }else{\r
  18                         root = document;\r
  19                 }\r
  20                 for (var i = root.all.length - 1, obj = null; (obj = root.all[i]); i--) {\r
  21                         if (obj.className == "faq_switcher") continue;\r
  22                         // background pngs\r
  23                         //if (obj.currentStyle.backgroundImage.match(/\.png/i) !== null) {\r
  24                         //      if(obj != document.body) bg_fnFixPng(obj);\r
  25                         //}\r
  26                         // image elements\r
  27                         if (obj.tagName=='IMG' && obj.src.match(/\.png$/i) !== null){\r
  28                                 el_fnFixPng(obj);\r
  29                         }\r
  30                         // apply position to 'active' elements\r
  31                         if (applyPositioning && (obj.tagName=='A' || obj.tagName=='INPUT') && obj.style.position === ''){\r
  32                                 obj.style.position = 'relative';\r
  33                         }\r
  34                 }\r
  35         };\r
  36 \r
  37         var bg_fnFixPng = function(obj) {\r
  38                 var mode = 'scale';\r
  39                 var bg  = obj.currentStyle.backgroundImage;\r
  40                 var src = bg.substring(5,bg.length-2);\r
  41                 if (obj.currentStyle.backgroundRepeat == 'no-repeat') {\r
  42                         mode = 'crop';\r
  43                 }\r
  44                 obj.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='scale')";\r
  45                 obj.style.backgroundImage = 'url('+shim+')';\r
  46         };\r
  47 \r
  48         var el_fnFixPng = function(img) {\r
  49                 var src = img.src;\r
  50                 img.style.width = img.width + "px";\r
  51                 img.style.height = img.height + "px";\r
  52                 img.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='scale')";\r
  53                 img.src = shim;\r
  54         };\r
  55         \r
  56         var addLoadEvent = function(func) {\r
  57                 var oldonload = window.onload;\r
  58                 if (typeof window.onload != 'function') {\r
  59                         window.onload = func;\r
  60                 } else {\r
  61                         window.onload = function() {\r
  62                                 if (oldonload) {\r
  63                                         oldonload();\r
  64                                 }\r
  65                                 func();\r
  66                         };\r
  67                 }\r
  68         };\r
  69         \r
  70         return {\r
  71                 init: function() { \r
  72                         addLoadEvent(fnLoadPngs);\r
  73                 },\r
  74                 \r
  75                 limitTo: function(el) {\r
  76                         root = el;\r
  77                 },\r
  78                 \r
  79                 run: function() {\r
  80                         fnLoadPngs();\r
  81                 }\r
  82         };\r
  83 }();\r
  84 \r
  85 // limit to part of the page ... pass an ID to limitTo:\r
  86 // supersleight.limitTo("myWindow");\r
  87 \r
  88 supersleight.init();\r