46 lines
1.4 KiB
JavaScript
46 lines
1.4 KiB
JavaScript
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/*!
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Waypoints Debug - 4.0.0
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Copyright © 2011-2015 Caleb Troughton
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Licensed under the MIT license.
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https://github.com/imakewebthings/waypoints/blob/master/licenses.txt
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*/
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(function() {
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'use strict'
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var displayNoneMessage = [
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'You have a Waypoint element with display none. For more information on ',
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'why this is a bad idea read ',
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'http://imakewebthings.com/waypoints/guides/debugging/#display-none'
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].join('')
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var fixedMessage = [
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'You have a Waypoint element with fixed positioning. For more ',
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'information on why this is a bad idea read ',
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'http://imakewebthings.com/waypoints/guides/debugging/#fixed-position'
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].join('')
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function checkWaypointStyles() {
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var originalRefresh = window.Waypoint.Context.prototype.refresh
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window.Waypoint.Context.prototype.refresh = function() {
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for (var axis in this.waypoints) {
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for (var key in this.waypoints[axis]) {
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var waypoint = this.waypoints[axis][key]
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var style = window.getComputedStyle(waypoint.element)
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if (!waypoint.enabled) {
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continue
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}
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if (style && style.display === 'none') {
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console.error(displayNoneMessage)
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}
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if (style && style.position === 'fixed') {
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console.error(fixedMessage)
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}
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}
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}
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return originalRefresh.call(this)
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}
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}
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checkWaypointStyles()
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}())
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;
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