const slide = {
	value : {},
	//滑动
	start : function(e) {
		this.value = {};
		if (e.changedTouches[0].clientX) {
			this.value.clientX = e.changedTouches[0].clientX;
			this.value.clientY = e.changedTouches[0].clientY;
		} else {
			this.value.clientX = e.changedTouches[0].screenX;
			this.value.clientY = e.changedTouches[0].screenY; 
		}
	},
	
	//滑动结束
	end : function(e) {
		if (e.changedTouches[0].clientX) {
			var subX = e.changedTouches[0].clientX - this.value.clientX;
			var subY = e.changedTouches[0].clientY - this.value.clientY;
		} else {
			var subX = e.changedTouches[0].screenX - this.value.clientX;
			var subY = e.changedTouches[0].screenY - this.value.clientY;
		}
		
		if (subY > 20) {
			//上滑
		    return 1;
		} else if (subY < -20) {
			//下滑
			return 2;
		} else if (subX > 20) {
			//左滑
		    return 3;
		} else if(subX < -20) {
			//右滑
			return 4;
		}
		return 
	},
}
export default share;