MediaWiki:Common.js/minetip.js

/* jshint jquery: true, maxerr: 99999999, esversion: 5, undef: true */

// Taken from https://minecraft.gamepedia.com/MediaWiki:Common.js // Creates minecraft style tooltips // Replaces normal tooltips. Supports minecraft formatting codes (except k), and a description with line breaks (/). $(function {	"use strict";	(window.updateTooltips = (function  {		var escapeChars = {			"\\&": "&#38;",			"<": "&#60;",			">": "&#62;",		};		var escape = function (text) {			// "\" must be escaped first			return text.replace(/\\&|[<>]/g, function (char) { return escapeChars[char]; });		};		var $tooltip = $;		var $win = $(window),			winWidth, winHeight, width, height;		var savedX, savedY;		var cacheMousemove = function (e) {			savedX = e.clientX;			savedY = e.clientY;		};

$(document.body).on({			"mouseenter.minetip": function (e, trigger, x, y) {				$tooltip.remove;

var $elem = $(this), title = $elem.attr("data-minetip-title"); if (title === undefined) { title = $elem.attr("title"); if (title !== undefined) { title = $.trim(title.replace(/&/g, "\\&")); $elem.attr("data-minetip-title", escape(title)); }				}

var $follow = $elem.find(".slot-image-follow"); if ($follow.length !== 0 && $follow.is(":visible")) { $elem.trigger("mouseleave"); return; }

// No title or title only contains formatting codes if (title === undefined || title !== "" && title.replace(/&([0-9a-fl-or])/g, "") === "") { // Find deepest child title var childElem = $($elem[0]), childTitle; do { if (typeof childElem.attr("title") !== 'undefined' && childElem.attr("title") !== false) { childTitle = childElem.title; }						childElem = childElem.children(":first"); } while (childElem.length !== 0); if (childTitle === undefined) { return; }

// Append child title as title may contain formatting codes if (!title) { title = ""; }					title += $.trim(childTitle.replace(/&/g, "\\&"));

// Set the retrieved title as data for future use $elem.attr("data-minetip-title", title); }

if (!$elem.data("minetip-ready")) { // Remove title attributes so the native tooltip doesn't get in the way $elem.find("[title]").addBack.removeAttr("title"); $elem.data("minetip-ready", true); }

if (title === "") { return; }

var content = ' &7' + escape(title) + "&r ";

var description = $.trim($elem.attr("data-minetip-text")); if (description) { // Apply normal escaping plus "/" description = escape(description).replace(/\\\\/g, "&#92;").replace(/\\\//g, "&#47;"); content += ' &7' + description.replace(/\//g, " ") + "&r "; }

// Add classes for minecraft formatting codes while (content.search(/&[0-9a-fl-o]/) > -1) { content = content.replace(/&([0-9a-fl-o])(.*?)(&r|$)/g, '$2 &r'); }				// Remove reset formatting content = content.replace(/&r/g, "");

$tooltip = $(' '); $tooltip.html(content).hide.appendTo("body");

// Cache current window and tooltip size winWidth = $win.width; winHeight = $win.height; width = $tooltip.outerWidth(true); height = $tooltip.outerHeight(true);

// Trigger a mouse movement to position the tooltip $elem.trigger("mousemove", [e || trigger, x, y]); },			"mousemove.minetip": function (e, trigger, x, y) { if (!$tooltip.length) { $(this).trigger("mouseenter", [e || trigger, x, y]); return; }

var $follow = $(this).find(".slot-image-follow"); if ($follow.length !== 0 && $follow.is(":visible")) { $(this).trigger("mouseleave"); return; }

if (!$(e.target).is(":hover")) return;

// Get event data from remote trigger x = e.clientX || trigger.clientX || x;				y = e.clientY || trigger.clientY || y;

if (typeof y !== 'number') return;

// Get mouse position and add default offsets var top = y - 34; var left = x + 14;

// If going off the right of the screen, go to the left of the cursor if (left + width > winWidth) { left -= width + 36; }

// If now going off to the left of the screen, resort to going above the cursor if (left < 0) { left = 0; top -= height - 22;

// Go below the cursor if too high if (top < 0) { top += height + 47; }					// Don't go off the top of the screen } else if (top < 0) { top = 0; // Don't go off the bottom of the screen } else if (top + height > winHeight) { top = winHeight - height; }

// Apply the positions $tooltip.css({					top: top,					left: left				}).show; },			"mouseleave.minetip": function { if (!$tooltip.length) { return; }

$tooltip.remove; $tooltip = $; },		}, ".minetip, .invslot-item");

$(document.body).on({			"mouseenter.invslot-item": function {				var $links = $(this).find("a:not(.invslot-hover-overlay)");				switch ($(this).find(".invslot-hover-overlay").length) {					case 0:						$(this).append( $("").addClass("invslot-hover-overlay").attr("href", $($links[0]).attr("href")) );						break;					case 1:						break;					default:						$(this).find(".invslot-hover-overlay").each(function (i, el) { if (i) $(el).remove; });						break;				}			},			// pick up slot item for 300ms			// allowed: left/right click			"mousedown.invslot-item": function (e) {				var $this = $(this);				if (e.which !== 2) {					var $source = $this.find("img:first");					if ($source.length !== 0) {						var $target;						switch ($this.find(".slot-image-follow").length) {							case 0:								$target = $source.clone;								$target.addClass("slot-image-follow").appendTo($this.find(".invslot-hover-overlay"));								break;							case 1:								$target = $this.find(".slot-image-follow");								break;							default:								$this.find(".slot-image-follow").each(function (i, elm) { if (i) elm.remove; else $target = elm; });								break;						}						var offset = $this.offset;						$target.css({ "top": e.pageY - offset.top - 16, "left": e.pageX - offset.left - 16, }).show;						$source.hide;						savedX = e.clientX, savedY = e.clientY;						$(document.body).on("mousemove", cacheMousemove);						$this.trigger("mouseleave");						var timer = setInterval(function { $source.show; $target.css({								"top": 0,								"left": 0,							}).hide; $(document.body).off("mousemove", cacheMousemove); $this.trigger("mousemove", [e, savedX, savedY]); clearInterval(timer); }, 300);					}				}			},		}, ".invslot-item");

$(document.body).on("mousemove", function (e) {			$(".slot-image-follow").each(function { if ($(this).is(":visible")) { var offset = $(this).parent.offset; $(this).css({						"top": e.pageY - offset.top - 16,						"left": e.pageX - offset.left - 16,					}); }			});		});	})); });