修改发展历程移动端

src/pages/index/App.js

                         let numL=historySlides.length-this.activeIndex-1;
                         // fillLine.style.width=parseFloat(numL/historySlides.length)*100+"%";
                         fillLine.style.right=numL*fillLineWidth+'px';
+                        let nowSwiper=this.activeIndex;
+                        let year=parseInt(historySlides[nowSwiper].querySelector(".hisTime").textContent);
+                        let direction = nowSwiper > yearLin ? 'right' : 'left'; // 判断滑动方向
+                        console.log(direction, 'direction', year, defaultYear);
+                        
+                        yearLin=nowSwiper;
+                        if(direction=='left'&&year<defaultYear){
+                            let yearNew=defaultYear-10;
+                            defaultYear=yearNew;
+                            hisCk(yearNew)
+                        }else if(direction=='right'&&year>=defaultYear+10){
+                            let yearNew=defaultYear+10;
+                            defaultYear=yearNew;
+                            hisCk(yearNew)
+                        }
                     },
                 },
               });
             //     console.log(e,'dddd',maxYear,num,historySwiper.getTranslate());
             // });
             if(isMob){
-                historySwiper.slideTo(num);
-                
+                // historySwiper.slideTo(num);
+                historyTits.forEach((item,index)=>{
+                    let yearT=item.textContent.substring(0,4)*1;
+                    if(yearT==year){
+                        item.classList.add("active");
+                    }else{
+                        item.classList.remove("active");
+                    }
+                });
             }else{
                 let trnum=num*310;
                 let moveN=0;