https://www.curl.com/shared/js/yuga.js

1/*
2 * yuga.js 0.7.1 - 優雅なWeb制作のためのJS
3 *
4 * Copyright (c) 2009 Kyosuke Nakamura (kyosuke.jp)
5 * Licensed under the MIT License:
6 * http://www.opensource.org/licenses/mit-license.php
7 *
8 * Since:     2006-10-30
9 * Modified:  2009-01-27
10 *
11 * jQuery 1.3.1
12 * ThickBox 3.1
13 */
14
15/*
16 * [使用方法] XHTMLのhead要素内で次のように読み込みます。
17 
18<link rel="stylesheet" href="css/thickbox.css" type="text/css" media="screen" />
19<script type="text/javascript" src="js/jquery.js"></script>
20<script type="text/javascript" src="js/thickbox.js"></script>
21<script type="text/javascript" src="js/yuga.js" charset="utf-8"></script>
22
23 */
24
25(function($) {
26
27	$(function() {
28		$.yuga.selflink();
29		$.yuga.rollover();
30		$.yuga.externalLink();
31		$.yuga.thickbox();
32		$.yuga.scroll();
33		$.yuga.tab();
34		$.yuga.stripe();
35		$.yuga.css3class();
36	});
37
38	//---------------------------------------------------------------------
39
40	$.yuga = {
41		// URIを解析したオブジェクトを返すfunction
42		Uri: function(path){
43			var self = this;
44			this.originalPath = path;
45			//絶対パスを取得
46			this.absolutePath = (function(){
47				var e = document.createElement('span');
48				e.innerHTML = '<a href="' + path + '" />';
49				return e.firstChild.href;
50			})();
51			//絶対パスを分解
52			var fields = {'schema' : 2, 'username' : 5, 'password' : 6, 'host' : 7, 'path' : 9, 'query' : 10, 'fragment' : 11};
53			var r = /^((\w+):)?(\/\/)?((\w+):?(\w+)?@)?([^\/\?:]+):?(\d+)?(\/?[^\?#]+)?\??([^#]+)?#?(\w*)/.exec(this.absolutePath);
54			for (var field in fields) {
55				this[field] = r[fields[field]];
56			}
57			this.querys = {};
58			if(this.query){
59				$.each(self.query.split('&'), function(){
60					var a = this.split('=');
61					if (a.length == 2) self.querys[a[0]] = a[1];
62				});
63			}
64		},
65		//現在のページと親ディレクトリへのリンク
66		selflink: function (options) {
67			var c = $.extend({
68				selfLinkAreaSelector:'body',
69				selfLinkClass:'current',
70				parentsLinkClass:'parentsLink',
71				postfix: '_cr',
72				changeImgSelf:true,
73				changeImgParents:true
74			}, options);
75			$(c.selfLinkAreaSelector+((c.selfLinkAreaSelector)?' ':'')+'a[href]').each(function(){
76				var href = new $.yuga.Uri(this.getAttribute('href'));
77				var setImgFlg = false;
78				if ((href.absolutePath == location.href) && !href.fragment) {
79					//同じ文書にリンク
80					$(this).addClass(c.selfLinkClass);
81					setImgFlg = c.changeImgSelf;
82				} else if (0 <= location.href.search(href.absolutePath)) {
83					//親ディレクトリリンク
84					$(this).addClass(c.parentsLinkClass);
85					setImgFlg = c.changeImgParents;
86				}
87				if (setImgFlg){
88					//img要素が含まれていたら現在用画像（_cr)に設定
89					$(this).find('img').each(function(){
90						this.originalSrc = $(this).attr('src');
91						this.currentSrc = this.originalSrc.replace(new RegExp('('+c.postfix+')?(\.gif|\.jpg|\.png)$'), c.postfix+"$2");
92						$(this).attr('src',this.currentSrc);
93					});
94				}
95			});
96		},
97		//ロールオーバー
98		rollover: function(options) {
99			var c = $.extend({
100				hoverSelector: '.btn, .allbtn img',
101				groupSelector: '.btngroup',
102				postfix: '_on'
103			}, options);
104			//ロールオーバーするノードの初期化
105			var rolloverImgs = $(c.hoverSelector).filter(isNotCurrent);
106			rolloverImgs.each(function(){
107				this.originalSrc = $(this).attr('src');
108				this.rolloverSrc = this.originalSrc.replace(new RegExp('('+c.postfix+')?(\.gif|\.jpg|\.png)$'), c.postfix+"$2");
109				this.rolloverImg = new Image;
110				this.rolloverImg.src = this.rolloverSrc;
111			});
112			//グループ内のimg要素を指定するセレクタ生成
113			var groupingImgs = $(c.groupSelector).find('img').filter(isRolloverImg);
114
115			//通常ロールオーバー
116			rolloverImgs.not(groupingImgs).hover(function(){
117				$(this).attr('src',this.rolloverSrc);
118			},function(){
119				$(this).attr('src',this.originalSrc);
120			});
121			//グループ化されたロールオーバー
122			$(c.groupSelector).hover(function(){
123				$(this).find('img').filter(isRolloverImg).each(function(){
124					$(this).attr('src',this.rolloverSrc);
125				});
126			},function(){
127				$(this).find('img').filter(isRolloverImg).each(function(){
128					$(this).attr('src',this.originalSrc);
129				});
130			});
131			//フィルタ用function
132			function isNotCurrent(i){
133				return Boolean(!this.currentSrc);
134			}
135			function isRolloverImg(i){
136				return Boolean(this.rolloverSrc);
137			}
138
139		},
140		//外部リンクは別ウインドウを設定
141		externalLink: function(options) {
142			var c = $.extend({
143				windowOpen:true,
144				externalClass: 'externalLink',
145				addIconSrc: ''
146			}, options);
147			var uri = new $.yuga.Uri(location.href);
148			var e = $('a[href^="http://"]').not('a[href^="' + uri.schema + '://' + uri.host + '/' + '"]');
149			if (c.addIconSrc) e.not(':has(img)').after($('<img src="'+c.addIconSrc+'" class="externalIcon" />'));
150			e.addClass(c.externalClass);
151		},
152		//画像へ直リンクするとthickboxで表示(thickbox.js利用)
153		thickbox: function() {
154			try {
155				tb_init('a[href$=".jpg"]:not(.thickbox, a[href*="?"]), a[href$=".gif"][href!="?"]:not(.thickbox, a[href*="?"]), a[href$=".png"][href!="?"]:not(.thickbox, a[href*="?"])');
156			} catch(e) {
157			}	
158		},
159		//ページ内リンクはするするスクロール
160		scroll: function(options) {
161			//ドキュメントのスクロールを制御するオブジェクト
162			var scroller = (function() {
163				var c = $.extend({
164					easing:100,
165					step:30,
166					fps:60,
167					fragment:''
168				}, options);
169				c.ms = Math.floor(1000/c.fps);
170				var timerId;
171				var param = {
172					stepCount:0,
173					startY:0,
174					endY:0,
175					lastY:0
176				};
177				//スクロール中に実行されるfunction
178				function move() {
179					if (param.stepCount == c.step) {
180						//スクロール終了時
181						setFragment(param.hrefdata.absolutePath);
182						window.scrollTo(getCurrentX(), param.endY);
183					} else if (param.lastY == getCurrentY()) {
184						//通常スクロール時
185						param.stepCount++;
186						window.scrollTo(getCurrentX(), getEasingY());
187						param.lastY = getEasingY();
188						timerId = setTimeout(move, c.ms); 
189					} else {
190						//キャンセル発生

191						if (getCurrentY()+getViewportHeight() == getDocumentHeight()) {
192							//画面下のためスクロール終了
193							setFragment(param.hrefdata.absolutePath);
194						}
195					}
196				}
197				function setFragment(path){
198					location.href = path
199				}
200				function getCurrentY() {
201					return document.body.scrollTop  || document.documentElement.scrollTop;
202				}
203				function getCurrentX() {
204					return document.body.scrollLeft  || document.documentElement.scrollLeft;
205				}
206				function getDocumentHeight(){
207					return document.documentElement.scrollHeight || document.body.scrollHeight;
208				}
209				function getViewportHeight(){
210					return (!$.browser.safari && !$.browser.opera) ? document.documentElement.clientHeight || document.body.clientHeight || document.body.scrollHeight : window.innerHeight;
211				}
212				function getEasingY() {
213					return Math.floor(getEasing(param.startY, param.endY, param.stepCount, c.step, c.easing));
214				}
215				function getEasing(start, end, stepCount, step, easing) {
216					var s = stepCount / step;
217					return (end - start) * (s + easing / (100 * Math.PI) * Math.sin(Math.PI * s)) + start;
218				}
219				return {
220					set: function(options) {
221						this.stop();
222						if (options.startY == undefined) options.startY = getCurrentY();
223						param = $.extend(param, options);
224						param.lastY = param.startY;
225						timerId = setTimeout(move, c.ms); 
226					},
227					stop: function(){
228						clearTimeout(timerId);
229						param.stepCount = 0;
230					}
231				};
232			})();
233			$('a[href^=#], area[href^=#]').not('a[href=#], area[href=#]').each(function(){
234				this.hrefdata = new $.yuga.Uri(this.getAttribute('href'));
235			}).click(function(){
236				var target = $('#'+this.hrefdata.fragment);
237				if (target.length == 0) target = $('a[name='+this.hrefdata.fragment+']');
238				if (target.length) {
239					scroller.set({
240						endY: target.offset().top,
241						hrefdata: this.hrefdata
242					});
243					return false;
244				}
245			});
246		},
247		//タブ機能
248		tab: function(options) {
249			var c = $.extend({
250				tabNavSelector:'.tabNav',
251				activeTabClass:'active'
252			}, options);
253			$(c.tabNavSelector).each(function(){
254				var tabNavList = $(this).find('a[href^=#], area[href^=#]');
255				var tabBodyList;
256				tabNavList.each(function(){
257					this.hrefdata = new $.yuga.Uri(this.getAttribute('href'));
258					var selecter = '#'+this.hrefdata.fragment;
259					if (tabBodyList) {
260						tabBodyList = tabBodyList.add(selecter);
261					} else {
262						tabBodyList = $(selecter);
263					}
264					$(this).unbind('click');
265					$(this).click(function(){
266						tabNavList.removeClass(c.activeTabClass);
267						$(this).addClass(c.activeTabClass);
268						tabBodyList.hide();
269						$(selecter).show();
270						return false;
271					});
272				});
273				tabBodyList.hide()
274				tabNavList.filter(':first').trigger('click');
275			});
276		},
277		//奇数、偶数を自動追加
278		stripe: function(options) {
279			var c = $.extend({
280				oddClass:'odd',
281				evenClass:'even'
282			}, options);
283			$('ul, ol').each(function(){
284				//JSでは0から数えるのでevenとaddを逆に指定
285				$(this).children('li:odd').addClass(c.evenClass);
286				$(this).children('li:even').addClass(c.oddClass);
287			});
288			$('table, tbody').each(function(){

289				$(this).children('tr:odd').addClass(c.evenClass);
290				$(this).children('tr:even').addClass(c.oddClass);
291			});
292		},
293		//css3のクラスを追加
294		css3class: function() {
295			//:first-child, :last-childをクラスとして追加
296			$('body :first-child').addClass('firstChild');
297			$('body :last-child').addClass('lastChild');
298			//css3の:emptyをクラスとして追加
299			$('body :empty').addClass('empty');
300		}
301	};
302})(jQuery);