Team:Jilin China/js/mousewheel

!function(a){"function"==typeof define&&define.amd?define(["jquery"],a):"object"==typeof exports?module.exports=a:a(jQuery)}(function(a){function b(b){var g=b||window.event,h=i.call(arguments,1),j=0,l=0,m=0,n=0,o=0,p=0;if(b=a.event.fix(g),b.type="mousewheel","detail"in g&&(m=-1*g.detail),"wheelDelta"in g&&(m=g.wheelDelta),"wheelDeltaY"in g&&(m=g.wheelDeltaY),"wheelDeltaX"in g&&(l=-1*g.wheelDeltaX),"axis"in g&&g.axis===g.HORIZONTAL_AXIS&&(l=-1*m,m=0),j=0===m?l:m,"deltaY"in g&&(m=-1*g.deltaY,j=m),"deltaX"in g&&(l=g.deltaX,0===m&&(j=-1*l)),0!==m||0!==l){if(1===g.deltaMode){var q=a.data(this,"mousewheel-line-height");j*=q,m*=q,l*=q}else if(2===g.deltaMode){var r=a.data(this,"mousewheel-page-height");j*=r,m*=r,l*=r}if(n=Math.max(Math.abs(m),Math.abs(l)),(!f||f>n)&&(f=n,d(g,n)&&(f/=40)),d(g,n)&&(j/=40,l/=40,m/=40),j=Math[j>=1?"floor":"ceil"](j/f),l=Math[l>=1?"floor":"ceil"](l/f),m=Math[m>=1?"floor":"ceil"](m/f),k.settings.normalizeOffset&&this.getBoundingClientRect){var s=this.getBoundingClientRect();o=b.clientX-s.left,p=b.clientY-s.top}return b.deltaX=l,b.deltaY=m,b.deltaFactor=f,b.offsetX=o,b.offsetY=p,b.deltaMode=0,h.unshift(b,j,l,m),e&&clearTimeout(e),e=setTimeout(c,200),(a.event.dispatch||a.event.handle).apply(this,h)}}function c(){f=null}function d(a,b){return k.settings.adjustOldDeltas&&"mousewheel"===a.type&&b%120===0}var e,f,g=["wheel","mousewheel","DOMMouseScroll","MozMousePixelScroll"],h="onwheel"in document||document.documentMode>=9?["wheel"]:["mousewheel","DomMouseScroll","MozMousePixelScroll"],i=Array.prototype.slice;if(a.event.fixHooks)for(var j=g.length;j;)a.event.fixHooks[g[--j]]=a.event.mouseHooks;var k=a.event.special.mousewheel={version:"3.1.12",setup:function(){if(this.addEventListener)for(var c=h.length;c;)this.addEventListener(h[--c],b,!1);else this.onmousewheel=b;a.data(this,"mousewheel-line-height",k.getLineHeight(this)),a.data(this,"mousewheel-page-height",k.getPageHeight(this))},teardown:function(){if(this.removeEventListener)for(var c=h.length;c;)this.removeEventListener(h[--c],b,!1);else this.onmousewheel=null;a.removeData(this,"mousewheel-line-height"),a.removeData(this,"mousewheel-page-height")},getLineHeight:function(b){var c=a(b),d=c["offsetParent"in a.fn?"offsetParent":"parent"]();return d.length||(d=a("body")),parseInt(d.css("fontSize"),10)||parseInt(c.css("fontSize"),10)||16},getPageHeight:function(b){return a(b).height()},settings:{adjustOldDeltas:!0,normalizeOffset:!0}};a.fn.extend({mousewheel:function(a){return a?this.bind("mousewheel",a):this.trigger("mousewheel")},unmousewheel:function(a){return this.unbind("mousewheel",a)}})});

$(function(){ var i=0; var $btn = $('.section-btn li'), $wrap = $('.section-wrap'), $arrow = $('.arrow');

/*当前页面赋值*/ function up(){i++;if(i==$btn.length){i=0};} function down(){i--;if(i<0){i=$btn.length-1};}

/*页面滑动*/ function run(){ $btn.eq(i).addClass('on').siblings().removeClass('on'); $wrap.attr("class","section-wrap").addClass(function() { return "put-section-"+i; }).find('.section').eq(i).find('.title').addClass('active'); };

/*右侧按钮点击*/ $btn.each(function(index) { $(this).click(function(){ i=index; run(); }) });

/*翻页按钮点击*/ $arrow.one('click',go); function go(){ up();run(); setTimeout(function(){$arrow.one('click',go)},1000) };

/*响应鼠标*/ $wrap.one('mousewheel',mouse_); function mouse_(event){ if(event.deltaY<0) {up()} else{down()} run(); setTimeout(function(){$wrap.one('mousewheel',mouse_)},1000) };

/*响应键盘上下键*/ $(document).one('keydown',k); function k(event){ var e=event||window.event; var key=e.keyCode||e.which||e.charCode; switch(key) { case 38: down();run(); break; case 40: up();run(); break; }; setTimeout(function(){$(document).one('keydown',k)},1000); }

/*组织冒泡*/

              function preventBodyScroll(event){

var event = event.originalEvent || event; if (this.className.indexOf('content-fixed') >= 0) { event.stopPropagation(); // 直接阻止事件继续冒泡 return; } if (event.wheelDelta < 0 || event.detail > 0) { // 向下滚动 if (this.scrollTop + this.clientHeight < this.scrollHeight) { // 未滚动到底 event.stopPropagation(); // 阻止事件继续冒泡 } } else { // 向上滚动 if (this.scrollTop > 0) { // 未滚动到顶 event.stopPropagation(); // 阻止事件继续冒泡 } } }

//document.getElementById('c1').addEventListener('mousewheel', preventBodyScroll, true); //document.getElementById('c1').addEventListener('DOMMouseScroll', preventBodyScroll, true); //$('.content').on('mousewheel DOMMouseScroll', preventBodyScroll);

                       $('.content, .content-fixed').each(function(){$(this).on('mousewheel DOMMouseScroll', preventBodyScroll);});
                       

});