/*防抖动函数*/
function debounce(func,delay,immediate){
    var timer = null;
    return function(){
        var context = this;
        var args = arguments;
        if(timer) cleartimeout(timer);
        if(immediate){
            //根据距离上次触发操作的时间是否到达delay来决定是否要现在执行函数
            var donow = !timer;
            //每一次都重新设置timer，就是要保证每一次执行的至少delay秒后才可以执行
            timer = settimeout(function(){
                timer = null;
            },delay);
            //立即执行
            if(donow){
                func.apply(context,args);
            }
        }else{
            timer = settimeout(function(){
                func.apply(context,args);
            },delay);
        }
    }
}


$(function(){

	/*文字动画初始化*/
	/*pc    导航展开*/
		var _headerli=$('.menue-header .menue-nav li');
		var ease_1=customease.create("custom", "m0,0 c0.596,0.492 0.01,0.98 1,1");
		tweenmax.set($('.hide',_headerli), {
			scaley: '0',
			autoalpha: 0
		});
		tweenmax.set($('.hide .sub-link',_headerli), {
			y: '-10px',
			autoalpha: 0
		});
		var pcheader='';
		_headerli.hover(function(){
			var _this=$(this);
			var $box=$('.hide',_this);
			tweenmax.to($('.link .icon',_this),0.4,{
				rotationz: 180
			});
			tweenmax.to($box, 0.8, {
				scaley: '1',
				autoalpha: 1,
				ease: ease_1,
				onstart: function(){
					_this.addclass('nohover');
				},
				oncomplete: function(){

				}
			});
			tweenmax.to($('.hide .sub-link',_this), 0.4, {
				y: '0px',
				autoalpha: 1,
				delay: 0.4,
				oncomplete: function(){
					_this.removeclass('nohover');
				}
			});
		},function(){
			// cleartimeout(pcheader);
			tweenmax.to($('.link .icon',_headerli),0.4,{
				rotationz: 0
			});
			tweenmax.to($('.hide .sub-link',_headerli), 0.4, {
				y: '-10px',
				autoalpha: 0,
				oncomplete: function(){

				}
			});
			tweenmax.to($('.hide',_headerli), 0.8, {
				scaley: '0',
				autoalpha: 0,
				ease: ease_1,
				oncomplete: function(){
					_headerli.removeclass('nohover');
				}
			});
		});

	/*m  导航展开*/
		var _mheader=$('.menue-header-m');
		/*一级*/
		$('.menue-menu',_mheader).click(function(){
			if(!_mheader.hasclass('ishow')){
				_mheader.addclass('ishow');
			}else{
				_mheader.removeclass('ishow');
				$('.menue-nav li .hide',_mheader).removeclass('ishow');
			}
		});
		$('.bg',_mheader).click(function(){
			_mheader.removeclass('ishow');
			$('.menue-nav li .hide',_mheader).removeclass('ishow');
		});
		/*二级*/

		$('.menue-nav li .link',_mheader).click(function(){
			var _that=$(this).parent().find('.hide');
			if(_that.length>0){
				_that.addclass('ishow');
			}
		});
		$('.menue-nav .title.sub-link .back',_mheader).click(function(){
			var _that=$(this).parents('.hide');
			_that.removeclass('ishow');
		});
		$('.menue-header-m .menue-nav li.wechat .link').click(function(){
			if($('.m-qr-box .qr-bg').is(':hidden')){
				$('.m-qr-box .qr-bg, .m-qr-box .img-box').stop().fadein(800);
			}else{
				$('.m-qr-box .qr-bg, .m-qr-box .img-box').stop().fadeout(800);
			}
		});
		$('.m-qr-box .qr-bg').click(function(){
			$('.m-qr-box .qr-bg, .m-qr-box .img-box').stop().fadeout(800);
		});
});

var startx, starty;

//手指接触屏幕
document.addeventlistener("touchstart", function(e) {
	// e.preventdefault();
    startx = e.touches[0].pagex;
    starty = e.touches[0].pagey;
}, false);
//手指离开屏幕

document.addeventlistener("touchend", function(e) {
	// e.preventdefault();
    var endx, endy;
    endx = e.changedtouches[0].pagex;
    endy = e.changedtouches[0].pagey;
    var direction = getdirection(startx, starty, endx, endy);
    // alert(direction)
    if(direction==4&&$('.menue-header-m').hasclass('ishow')){
    	$('.menue-header-m').removeclass('ishow');
    	$('.menue-nav li .hide',$('.menue-header-m')).removeclass('ishow');
    }
}, false);
/*获得角度*/
	function getangle(angx, angy) {
		return math.atan2(angy, angx) * 180 / math.pi;
	};

/*根据起点终点返回方向 1向上 2向下 3向左 4向右 0未滑动*/
	function getdirection(startx, starty, endx, endy) {
		var angx = endx - startx;
		var angy = endy - starty;
		var result = 0;
		//如果滑动距离太短
		if (math.abs(angx) < 2 && math.abs(angy) < 2) {
		    return result;
		}
		var angle = getangle(angx, angy);
		if (angle >= -45 && angle <= 45) {
            result = 4;
        }
		return result;
	}