User:Peterwhy/BSiconTooltips.js

Code that you insert on this page could contain malicious content capable of compromising your account. If you import a script from another page with "importScript", "mw.loader.load", "iusc", or "lusc", take note that this causes you to dynamically load a remote script, which could be changed by others. Editors are responsible for all edits and actions they perform, including by scripts. User scripts are not centrally supported and may malfunction or become inoperable due to software changes. A guide to help you find broken scripts is available. If you are unsure whether code you are adding to this page is safe, you can ask at the appropriate village pump.
This code will be executed when previewing this page.

This user script seems to have a documentation page at User:Peterwhy/BSiconTooltips and an accompanying .css page at User:Peterwhy/BSiconTooltips.css.

Note: After saving, you have to bypass your browser's cache to see the changes. Google Chrome, Firefox, Microsoft Edge and Safari: Hold down the ⇧ Shift key and click the Reload toolbar button. For details and instructions about other browsers, see Wikipedia:Bypass your cache.

// [[User:Peterwhy/BSiconTooltips]]
// with stylesheet [[User:Peterwhy/BSiconTooltips.css]]
importStylesheet("User:Peterwhy/BSiconTooltips.css");

(function() {
	// Define the attribute name of the data- attribute, from base icon to highest icon
	var dataName = ["o0", "o1", "o2", "o3", "o4", "o5"];
	
	var load = function() {
		// Do setup for each bs-overlap cell
		$(".bs-overlap").each(eachSetup);
		// Attach listener for future addition of .bs-overlap
		$("#content").on("mouseenter", ".bs-overlap:not(bs-setup-done)", eachSetup);
	};
	
	var eachSetup = function (event) {
		// check if this table element has been set up
		if ($(this).hasClass("bs-setup-done")) {
			return;
		}
		$(this).addClass("bs-setup-done");
		
		// if first time run this
		var _this = this;
		var showTimer, hideTimer;
		var labelElements, iconElements;
		var iconHeight, iconWidth;
		
		//
		// Load BS IDs given by data- attributes to an array
		//
		var givenBsIds = new Array(dataName.length);
		for (var i = 0; i < givenBsIds.length; i++) {
			var data = $(this).data(dataName[i]);
			if (data) {
				givenBsIds[i] = data;
			}
		}
		
		//
		// Add label boxes
		//
		iconElements = $(this).find("img,a.new");
		iconElements.each(function(index) {
			// Tag elements with class
			$(this).addClass("bs-icon");
			if (index == iconElements.length - 1) {
				$(this).addClass("bs-base");
			} else {
				$(this).addClass("bs-superimpose");
				$(this).closest("div").addClass("bs-superimpose-wrapper");
			}
			
			// Get BSicon id from img src or a href (if icon name is not valid)
			var tagName = $(this).prop("tagName").toLowerCase()
			var stringToParse, bsId;
			if (tagName == "a") {
				stringToParse = $(this).attr("href");
			} else if (tagName == "img") {
				stringToParse = $(this).attr("src");
			}
			stringToParse = stringToParse.split("BSicon_",2)[1].split(".svg",1)[0];
			bsId = unescape(stringToParse.replace(/_/g," "));
			$(this).data("parsed-bsid", bsId);
			
			// Lookup given BSicon id
			var layer;
			if (index == iconElements.length - 1) {
				layer = 0;
			} else {
				var tempIndex = index;
				for (var layer = 1; layer < givenBsIds.length; layer++) {
					if (givenBsIds[layer] === undefined) {
						continue;
					}
					if (tempIndex == 0) {
						break;
					}
					tempIndex--
				}
				if (tempIndex != 0) {
					// Wrong information given by data
				}
			}
			
			$(this).data("given-bsid", 	givenBsIds[layer]);
			$(this).data("layer", layer);
			
			// Attach the label element
			var bsQuoteTooltip = $("<div/>").addClass("bs-quote-tooltip").hide();
			if (givenBsIds[layer] === bsId) {
				bsQuoteTooltip.text(givenBsIds[layer]);
			} else {
				bsQuoteTooltip.text(givenBsIds[layer] + " (" + bsId + ")").addClass("bs-inconsistent");
			}
			if (tagName == "a") {
				bsQuoteTooltip.addClass("bs-no-file");
			}
			
			var bsQuoteLink = $("<a/>", {
				href:"/wiki/File:BSicon_" + stringToParse + ".svg",
				title:"File:BSicon " + bsId + ".svg"
			}).addClass("bs-quote-link").append(bsQuoteTooltip);
			
			if ($(this).parent().prop("tagName").toLowerCase() == "a") {
				$(this).addClass("bs-has-link");
				$(this).parent().before(bsQuoteLink);
			} else {
				$(this).before(bsQuoteLink);
			}
		});
		
		// Tag for empty icon cell, i.e. no icon
		if (iconElements.length == 0) {
			$(this).addClass("bs-empty");
		}
		
		labelElements = $(this).find(".bs-quote-tooltip");
		
		iconHeight = iconElements.last().height();
		iconWidth = iconElements.last().width();
		
		//
		// Set up show/hide behaviours
		//
		var show = function () {
			$(_this).find(".bs-superimpose").each(function(index) {
				var thisIconWidth = $(this).width();
				var transformOriginX = Math.round(1300*iconHeight/thisIconWidth) + "%";
				$(this).closest(".bs-superimpose-wrapper").css({
					"transform-origin": (transformOriginX + " 50%"),
					"-ms-transform-origin": (transformOriginX + " 50%"),
					"-moz-transform-origin": (transformOriginX + " 50%"),
					"-o-transform-origin": (transformOriginX + " 50%"),
					"-webkit-transform-origin": (transformOriginX + " 50%")
				});
			});
			labelElements.fadeIn(200);
			$(_this).addClass("selected");
			clearTimeout(hideTimer);
		}
		var hide = function () {
			$(_this).removeClass("selected");
			labelElements.fadeOut(100);
		}
		
		//
		// Set up mouse event handlers
		//
		var mouseEnter = function(event) {
			clearTimeout(showTimer);
			clearTimeout(hideTimer);
			
			showTimer = setTimeout(show, 200);
		};
		var mouseLeave = function(event) {
			clearTimeout(showTimer);
			hideTimer = setTimeout(hide, 500);
		}
		$(this).hover(mouseEnter, mouseLeave);
		
		//
		// Directly run mouseEnter after first hover
		//
		if (event && event.type == "mouseenter") {
			mouseEnter(event);
		}
	};
	
	$(document).ready(load);
})();