Initial commit (history cleared)

2026-04-29 11:21:39 +01:00
commit 298610b5f6
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+/*
+
+scrollUp v1.0.0
+Author: Mark Goodyear - http://www.markgoodyear.com
+Git: https://github.com/markgoodyear/scrollup
+
+Copyright 2013 Mark Goodyear
+Licensed under the MIT license
+http://www.opensource.org/licenses/mit-license.php
+
+Twitter: @markgdyr
+
+*/
+
+;(function ($) {
+
+	$.scrollUp = function (options) {
+
+		// Settings
+		var settings = {
+			scrollName: 'scrollUp', // Element ID
+			topDistance: '300', // Distance from top before showing element (px)
+			topSpeed: 300, // Speed back to top (ms)
+			animation: 'fade', // Fade, slide, none
+			animationInSpeed: 200, // Animation in speed (ms)
+			animationOutSpeed: 200, // Animation out speed (ms)
+			scrollText: 'Scroll to top', // Text for element
+			activeOverlay: false // Set CSS color to display scrollUp active point, e.g '#00FFFF'
+		};
+
+		// Load settings
+		if (options) {
+			var settings = $.extend(settings, options);
+		}
+
+		// Shorthand setting names
+		var sn = '#' + settings.scrollName,
+			an = settings.animation,
+			os = settings.animationOutSpeed,
+			is = settings.animationInSpeed,
+			td = settings.topDistance,
+			st = settings.scrollText,
+			ts = settings.topSpeed,
+			ao = settings.activeOverlay;
+
+		// Create element
+		$('<a/>', {
+		    id: settings.scrollName,
+		    href: '#top',
+		    title: st,
+		    text: st
+		}).appendTo('body');
+
+		// Minium CSS to make the magic happen
+		$(sn).css({
+			'display':'none',
+			'position': 'fixed',
+			'z-index': '2147483647'
+		})
+
+		// Active point overlay
+		if (ao) {
+			$("body").append("<div id='"+ settings.scrollName +"-active'></div>");
+			$(sn+"-active").css({ 'position': 'absolute', 'top': td+'px', 'width': '100%', 'border-top': '1px dotted '+ao, 'z-index': '2147483647' })
+		}
+
+		// Scroll funtion
+		$(window).scroll(function(){	
+
+			// Fade animation
+			if (an === "fade") {
+				$( ($(window).scrollTop() > td) ? $(sn).fadeIn(is) : $(sn).fadeOut(os) );
+			}
+
+			// SlideUp animation
+			else if (an === "slide") {
+				$( ($(window).scrollTop() > td) ? $(sn).slideDown(is) : $(sn).slideUp(os) );
+			}
+
+			// No animation
+			else {
+				$( ($(window).scrollTop() > td) ? $(sn).show(0) : $(sn).hide(0) );
+			}
+
+		});
+
+		// Back to the top
+		$(sn).click( function(event) {
+		  	$('html, body').animate({scrollTop:0}, ts);
+	        return false;
+		});
+
+	}; // End scrollUp function
+}(jQuery));