diff options
author | Andrew Dolgov <[email protected]> | 2010-11-08 14:24:34 +0300 |
---|---|---|
committer | Andrew Dolgov <[email protected]> | 2010-11-08 14:24:34 +0300 |
commit | b19d6e6e4bd4575685b8c68ecbcaf98f833915fb (patch) | |
tree | 8e0e799923ad79000a0c6cc005b8c63c6221f0f1 /lib | |
parent | 019dd98d05160190d6dcf8c6031f881d280d7a92 (diff) |
js: move position stuff to separate file
Diffstat (limited to 'lib')
-rw-r--r-- | lib/position.js | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/lib/position.js b/lib/position.js new file mode 100644 index 000000000..29bb9a5ca --- /dev/null +++ b/lib/position.js @@ -0,0 +1,31 @@ +/* http://textsnippets.com/posts/show/835 */ + +Position.GetWindowSize = function(w) { + w = w ? w : window; + var width = w.innerWidth || (w.document.documentElement.clientWidth || w.document.body.clientWidth); + var height = w.innerHeight || (w.document.documentElement.clientHeight || w.document.body.clientHeight); + return [width, height] +} + +/* http://textsnippets.com/posts/show/836 */ + +Position.Center = function(element, parent) { + var w, h, pw, ph; + var d = Element.getDimensions(element); + w = d.width; + h = d.height; + Position.prepare(); + if (!parent) { + var ws = Position.GetWindowSize(); + pw = ws[0]; + ph = ws[1]; + } else { + pw = parent.offsetWidth; + ph = parent.offsetHeight; + } + element.style.top = (ph/2) - (h/2) - Position.deltaY + "px"; + element.style.left = (pw/2) - (w/2) - Position.deltaX + "px"; +} + + + |