H5仿探探左右滑动效果Vue.js
效果图:效果图:GIF说明H5仿探探左右滑动效果
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效果图:
说明 H5仿探探左右滑动效果
<template>
<div class="slide">
<div
class="slide_item"
v-for="(item,index) in listArr"
:key="index"
:style="[initCSS(index),Transform(index)]"
@touchstart.stop.prevent.capture="touchStart($event,index)"
@touchmove.stop.prevent.capture="touchMove($event,index)"
@touchend.stop.prevent.capture="touchEnd(index)"
v-show="item.show"
>
<span class="title">第{{item.index + 1}}个</span>
<span class="text">仿探探左右滑动效果/初始化50个</span>
<span class="text">只支持移动端</span>
</div>
</div>
</template>
<script>
export default {
name: "slide",
data() {
return {
listArr: [],
/*记录x y轴*/
x: {
start: 0,
move: 0,
end: 0
},
y: {
start: 0,
move: 0,
end: 0
},
/*下标*/
currentIndex: 0,
/*宽度宽度*/
winWidth: 0,
/*xy位移*/
displacement: {
x: 0,
y: 0
},
/*滑动*/
swipering: false,
/*滑动中*/
slideing: false,
};
},
mounted() {
this.init();
},
methods: {
init() {
/* 测试数据*/
for (let index = 0; index < 50; index++) {
var data = {
index: index,
show: true,
x: 0,
y: 0,
opacity: index < 3 ? 1 : 0
};
this.listArr.push(data);
}
this.winWidth = document.documentElement.clientWidth;
},
initCSS(index) {
let css = {};
css["z-index"] = index;
css["transform"] = `translate3d(0,0,${(this.currentIndex - index) *
50}px)`;
css["transitionDuration"] = "0ms";
return css;
},
Transform(index) {
let css = {};
if (!this.swipering) {
css["transitionDuration"] = "300ms";
} else {
css["transitionDuration"] = "0ms";
}
if (index === this.currentIndex) {
css["transform"] = `translate3d(${this.listArr[index].x}px,${
this.listArr[index].y
}px,${(this.currentIndex - index) * 50}px)`;
}
css['opacity'] = this.listArr[index].opacity;
return css;
},
touchStart(e) {
if(this.slideing) return;
this.swipering = true;
this.x.start = e.touches[0].pageX;
this.y.start = e.touches[0].pageY;
},
// 滑动计算
touchMove(e, index) {
if(this.slideing) return;
if(this.listArr.length == index + 1){
return;
}
this.x.move = e.touches[0].pageX;
this.y.move = e.touches[0].pageY;
this.displacement.x, (this.listArr[index].x = this.x.move - this.x.start);
this.displacement.y, (this.listArr[index].y = this.y.move - this.y.start);
},
// 滑动结束判断是否超过一定值
touchEnd(index) {
this.swipering = false;
if(this.listArr.length == index + 1){
return;
}
if (
this.listArr[index].x > 0 &&
this.listArr[index].x > this.winWidth / 2 - this.winWidth / 4.5
) {
this.touchEndNext(index);
} else if (
this.listArr[index].x < 0 &&
this.listArr[index].x < -this.winWidth / 2 + this.winWidth / 4.5
) {
this.touchEndNext(index);
} else {
this.listArr[index].x = 0;
this.listArr[index].y = 0;
this.slideing = false;
}
},
touchEndNext(index) {
this.slideing = true;
this.listArr[index].x = this.listArr[index].x * 3;
this.listArr[index].y = this.listArr[index].y * 3;
var a = setTimeout(() => {
this.$set(this.listArr[index], "show", false);
this.$nextTick(() => {
this.currentIndex++;
if(index + 3 < this.listArr.length){
this.$set(this.listArr[index + 3], "opacity", 1);
}
this.slideing = false
a;
});
}, 300);
}
}
};
</script>
.slide {
position: relative;
width: 95%;
height: 500px;
perspective: 1000px;
perspective-origin: 50% 150%;
transform-style: preserve-3d;
}
.slide .slide_item {
transform-style: preserve-3d;
display: flex;
width: 100%;
height: 100%;
border-radius: 20px;
position: absolute;
z-index: 30;
background: #fff;
display: flex;
justify-content: center;
align-items: center;
text-align: center;
/* opacity: 0; */
/* display: none; */
text-align: center;
font-size: 30px;
line-height: 1;
transform: translate3d(0px, 0px, 0px) rotate(0deg);
box-shadow: 0 10px 15px 0 rgba(0, 0, 0, 0.15);
transition: 300ms;
opacity: 0;
flex-direction: column;
}
.slide .slide_item .title{
font-size: 50px;
}
.slide .slide_item .text{
font-size: 16px;
margin-top: 10px;
}
由于csdn没有vue格式代码插入所以分成三段展示
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