JS和CSS3炫酷Tabbar导航栏动画特效

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JS和CSS3炫酷Tabbar导航栏动画特效
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    插件介绍

    这是一款JS和CSS3炫酷Tabbar导航栏动画特效。该Tabbar导航栏在点击切换时,会有类似波浪运动的动画效果,这些效果是通过js和css代码操控svg图形产生的,非常炫酷。

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    时间:11-15
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简要教程

这是一款JS和CSS3炫酷Tabbar导航栏动画特效。该Tabbar导航栏在点击切换时,会有类似波浪运动的动画效果,这些效果是通过js和css代码操控svg图形产生的,非常炫酷。

使用方法

HTML代码
<menu class="menu">

    <button class="menu__item active" style="--bgColorItem: #ff8c00;">
        <svg class="icon" viewBox="0 0 24 24">
            <path d="M3.8,6.6h16.4" />
            <path d="M20.2,12.1H3.8" />
            <path d="M3.8,17.5h16.4" />
        </svg>
    </button>

    <button class="menu__item" style="--bgColorItem: #f54888;">
        <svg class="icon" viewBox="0 0 24 24">
            <path d="M6.7,4.8h10.7c0.3,0,0.6,0.2,0.7,0.5l2.8,7.3c0,0.1,0,0.2,0,0.3v5.6c0,0.4-0.4,0.8-0.8,0.8H3.8
C3.4,19.3,3,19,3,18.5v-5.6c0-0.1,0-0.2,0.1-0.3L6,5.3C6.1,5,6.4,4.8,6.7,4.8z" />
            <path d="M3.4,12.9H8l1.6,2.8h4.9l1.5-2.8h4.6" />
        </svg>
    </button>

    <button class="menu__item" style="--bgColorItem: #4343f5;">
        <svg class="icon" viewBox="0 0 24 24">
            <path d="M3.4,11.9l8.8,4.4l8.4-4.4" />
            <path d="M3.4,16.2l8.8,4.5l8.4-4.5" />
            <path d="M3.7,7.8l8.6-4.5l8,4.5l-8,4.3L3.7,7.8z" />
    </button>

    <button class="menu__item" style="--bgColorItem: #e0b115;">
        <svg class="icon" viewBox="0 0 24 24">
            <path d="M5.1,3.9h13.9c0.6,0,1.2,0.5,1.2,1.2v13.9c0,0.6-0.5,1.2-1.2,1.2H5.1c-0.6,0-1.2-0.5-1.2-1.2V5.1
  C3.9,4.4,4.4,3.9,5.1,3.9z" />
            <path d="M4.2,9.3h15.6" />
            <path d="M9.1,9.5v10.3" />
    </button>

    <button class="menu__item" style="--bgColorItem:#65ddb7;">
        <svg class="icon" viewBox="0 0 24 24">
            <path d="M5.1,3.9h13.9c0.6,0,1.2,0.5,1.2,1.2v13.9c0,0.6-0.5,1.2-1.2,1.2H5.1c-0.6,0-1.2-0.5-1.2-1.2V5.1
  C3.9,4.4,4.4,3.9,5.1,3.9z" />
            <path d="M5.5,20l9.9-9.9l4.7,4.7" />
            <path d="M10.4,8.8c0,0.9-0.7,1.6-1.6,1.6c-0.9,0-1.6-0.7-1.6-1.6C7.3,8,8,7.3,8.9,7.3C9.7,7.3,10.4,8,10.4,8.8z" />
        </svg>
    </button>

    <div class="menu__border"></div>

</menu>

<div class="svg-container">
    <svg viewBox="0 0 202.9 45.5">
        <clipPath id="menu" clipPathUnits="objectBoundingBox" transform="scale(0.0049285362247413 0.021978021978022)">
            <path d="M6.7,45.5c5.7,0.1,14.1-0.4,23.3-4c5.7-2.3,9.9-5,18.1-10.5c10.7-7.1,11.8-9.2,20.6-14.3c5-2.9,9.2-5.2,15.2-7
  c7.1-2.1,13.3-2.3,17.6-2.1c4.2-0.2,10.5,0.1,17.6,2.1c6.1,1.8,10.2,4.1,15.2,7c8.8,5,9.9,7.1,20.6,14.3c8.3,5.5,12.4,8.2,18.1,10.5
  c9.2,3.6,17.6,4.2,23.3,4H6.7z" />
        </clipPath>
    </svg>
</div>
		

CSS代码

html {

    box-sizing: border-box;
    --bgColorMenu : #1d1d27;
    --duration: .7s;    

}

html *,
html *::before,
html *::after {

    box-sizing: inherit;

}

body{
    
    margin: 0;
    display: flex;
    height: 100vh;
    overflow: hidden;
    align-items: center;
    justify-content: center;
    background-color: #ffb457;
    -webkit-tap-highlight-color: transparent;
    transition: background-color var(--duration);

}

.menu{

    margin: 0;
    display: flex;
    /* Works well with 100% width  */
    width: 32.05em;
    font-size: 1.5em;
    padding: 0 2.85em;
    position: relative;
    align-items: center;
    justify-content: center;
    background-color: var(--bgColorMenu);
    
}

.menu__item{
    
    all: unset;
    flex-grow: 1;
    z-index: 100;
    display: flex;
    cursor: pointer;
    position: relative;
    border-radius: 50%;
    align-items: center;
    will-change: transform;
    justify-content: center;
    padding: 0.55em 0 0.85em;
    transition: transform var(--timeOut , var(--duration));
    
}

.menu__item::before{
    
    content: "";
    z-index: -1;
    width: 4.2em;
    height: 4.2em;
    border-radius: 50%;
    position: absolute;
    transform: scale(0);
    transition: background-color var(--duration), transform var(--duration);
    
}


.menu__item.active {

    transform: translate3d(0, -.8em , 0);

}

.menu__item.active::before{
    
    transform: scale(1);
    background-color: var(--bgColorItem);

}

.icon{
    
    width: 2.6em;
    height: 2.6em;
    stroke: white;
    fill: transparent;
    stroke-width: 1pt;
    stroke-miterlimit: 10;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-dasharray: 400;
    
}

.menu__item.active .icon {

    animation: strok 1.5s reverse;
    
}

@keyframes strok {

    100% {

        stroke-dashoffset: 400;

    }

}

.menu__border{

    left: 0;
    bottom: 99%;
    width: 10.9em;
    height: 2.4em;
    position: absolute;
    clip-path: url(#menu);
    will-change: transform;
    background-color: var(--bgColorMenu);
    transition: transform var(--timeOut , var(--duration));
    
}

.svg-container {

    width: 0;
    height: 0;
}


@media screen and (max-width: 50em) {
    .menu{
        font-size: .8em;
    }
}
		

JS代码

const body = document.body;
const bgColorsBody = ["#ffb457", "#ff96bd", "#9999fb", "#ffe797", "#cffff1"];
const menu = body.querySelector(".menu");
const container = body.querySelector(".container");
const menuItems = menu.querySelectorAll(".menu__item");
const menuBorder = menu.querySelector(".menu__border");
let activeItem = menu.querySelector(".active");

function clickItem(item, index) {

    menu.style.removeProperty("--timeOut");

    if (activeItem == item) return;

    if (activeItem) {
        activeItem.classList.remove("active");
    }


    item.classList.add("active");
    container.style.backgroundColor = bgColorsBody[index];
    activeItem = item;
    offsetMenuBorder(activeItem, menuBorder);


}

function offsetMenuBorder(element, menuBorder) {

    const offsetActiveItem = element.getBoundingClientRect();
    const left = Math.floor(offsetActiveItem.left - menu.offsetLeft - (menuBorder.offsetWidth - offsetActiveItem.width) / 2) + "px";
    menuBorder.style.transform = `translate3d(${left}, 0 , 0)`;

}

offsetMenuBorder(activeItem, menuBorder);

menuItems.forEach((item, index) => {

    item.addEventListener("click", () => clickItem(item, index));

});

window.addEventListener("resize", () => {
    offsetMenuBorder(activeItem, menuBorder);
    menu.style.setProperty("--timeOut", "none");
});
		

codepen网址:https://codepen.io/abxlfazl/details/VwKzaEm