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jquery offset: reducing the code size.

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This commit is contained in:
Ariel Flesler 2008-05-14 17:54:54 +00:00
parent f717260eea
commit ac324c97e3
1 changed files with 10 additions and 10 deletions
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20
src/offset.js
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@ -101,23 +101,23 @@ jQuery.fn.offset = function() {
jQuery.fn.extend({ jQuery.fn.extend({
position: function() { position: function() {
var left = 0, top = 0, elem = this[0], offset, parentOffset, offsetParent, results; var left = 0, top = 0, results;
if (elem) { if ( this[0] ) {
// Get *real* offsetParent // Get *real* offsetParent
offsetParent = this.offsetParent(); var offsetParent = this.offsetParent(),
// Get correct offsets // Get correct offsets
offset = this.offset(); offset = this.offset(),
parentOffset = offsetParent.offset(); parentOffset = offsetParent.offset();
// Subtract element margins // Subtract element margins
offset.top -= parseInt( jQuery.curCSS(elem, 'marginTop', true) ) || 0; offset.top -= num( this, 'marginTop' );
offset.left -= parseInt( jQuery.curCSS(elem, 'marginLeft', true) ) || 0; offset.left -= num( this, 'marginLeft' );
// Add offsetParent borders // Add offsetParent borders
parentOffset.top += parseInt( jQuery.curCSS(offsetParent[0], 'borderTopWidth', true) ) || 0; parentOffset.top += num( offsetParent, 'borderTopWidth' );
parentOffset.left += parseInt( jQuery.curCSS(offsetParent[0], 'borderLeftWidth', true) ) || 0; parentOffset.left += num( offsetParent, 'borderLeftWidth' );
// Subtract the two offsets // Subtract the two offsets
results = { results = {