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cleanup style

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fat 2014-07-21 22:31:56 -07:00
parent 724c4f526c
commit eff9b063da
1 changed files with 17 additions and 24 deletions
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41
js/affix.js
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@ -38,32 +38,25 @@
} }
Affix.prototype.getState = function (scrollHeight, height, offsetTop, offsetBottom) { Affix.prototype.getState = function (scrollHeight, height, offsetTop, offsetBottom) {
var scrollTop = this.$target.scrollTop() var scrollTop = this.$target.scrollTop()
var position = this.$element.offset() var position = this.$element.offset()
var targetHeight = this.$target.height() var targetHeight = this.$target.height()
if (offsetTop != null && this.affixed == 'top') return scrollTop < offsetTop ? 'top' : false
if (offsetTop != null && this.affixed == 'top') return scrollTop >= offsetTop ? false : 'top'
if (this.affixed == 'bottom') { if (this.affixed == 'bottom') {
// Can be affixed to the top, use the unpin value if (offsetTop != null) return (scrollTop + this.unpin <= position.top) ? false : 'bottom'
if (offsetTop != null) { return (scrollTop + targetHeight <= scrollHeight - offsetBottom) ? false : 'bottom'
return (scrollTop + this.unpin <= position.top) ? false : 'bottom'
// Can only ever be pinned or affixed to the bottom, ignore unpin value
} else {
return (scrollTop + targetHeight <= scrollHeight - offsetBottom) ? false : 'bottom'
}
} else {
var initializing = this.affixed == null
var colliderTop = initializing ? scrollTop : position.top
var colliderHeight = initializing ? targetHeight : height
if (offsetTop != null && colliderTop <= offsetTop) {
return 'top'
} else if (offsetBottom != null && (colliderTop + colliderHeight >= scrollHeight - offsetBottom)) {
return 'bottom'
} else {
return false
}
} }
var initializing = this.affixed == null
var colliderTop = initializing ? scrollTop : position.top
var colliderHeight = initializing ? targetHeight : height
if (offsetTop != null && colliderTop <= offsetTop) return 'top'
if (offsetBottom != null && (colliderTop + colliderHeight >= scrollHeight - offsetBottom)) return 'bottom'
return false
} }
Affix.prototype.getPinnedOffset = function () { Affix.prototype.getPinnedOffset = function () {
@ -81,11 +74,11 @@
Affix.prototype.checkPosition = function () { Affix.prototype.checkPosition = function () {
if (!this.$element.is(':visible')) return if (!this.$element.is(':visible')) return
var scrollHeight = $('body').height()
var height = this.$element.height() var height = this.$element.height()
var offset = this.options.offset var offset = this.options.offset
var offsetTop = offset.top var offsetTop = offset.top
var offsetBottom = offset.bottom var offsetBottom = offset.bottom
var scrollHeight = $('body').height()
if (typeof offset != 'object') offsetBottom = offsetTop = offset if (typeof offset != 'object') offsetBottom = offsetTop = offset
if (typeof offsetTop == 'function') offsetTop = offset.top(this.$element) if (typeof offsetTop == 'function') offsetTop = offset.top(this.$element)