假设您在一个页面上有 100 个按钮,每个按钮都应该对一个特定的 HTML 元素应用不同的动画。有没有办法使用 CSS 轻松地为另一个元素定义动画,如果没有,则通过 JavaScript 设置它?
例如,
#group1 {
display: flex;
flex-direction: row;
}
#group2 {
width: 100px;
height: 100px;
background-color: gray;
animation: animation1 1s ease-out;
}
@keyframes animation1 {
0% {
opacity: 0;
}
100% {
opacity: 1;
}
}
@keyframes animation2 {
0% {
opacity: 0;
background-color: red;
}
100% {
opacity: 1;
background-color: blue;
}
}
@keyframes animation3 {
0% {
opacity: 0;
background-color: purple;
}
100% {
opacity: 1;
background-color: orange;
}
}
<div id="group1">
<button>Animation 1</button>
<button>Animation 2</button>
<button>Animation 3</button>
</div>
<div id="group2">
</div>
按下按钮时,我希望元素使用与其相关的过渡。
你能在 CSS 中为另一个元素定义一个过渡吗:
#group2 {
width:100px;
height:100px;
background-color: gray;
}
#button2 {
animation-target: #group2 animation2 1s ease-out;
}
或
@keyframes #Group2 animation3 {
0% {
opacity: 0;
background-color: purple;
}
100% {
opacity: 1;
background-color: orange;
}
如果 CSS 不处理这个问题,那么通过 JavaScript 设置它是否合适:
function changeAnimation(event) {
var target = event.currentTarget;
var animation = getComputedStyle(target).getPropertyValue("--animation");
var group2 = document.getElementById("group2");
group2.style.setProperty("animation", animation);
console.log("animation:" + animation);
}
function hide() {
var group2 = document.getElementById("group2");
group2.style.setProperty("display", "none");
}
function show() {
var group2 = document.getElementById("group2");
group2.style.setProperty("display", "block");
}
#group1 {
display: flex;
flex-direction: row;
}
#group2 {
width: 100px;
height: 100px;
background-color: gray;
animation: animation1 1s ease-out;
}
#button1 {
--animation: animation1 1s ease-out;
}
#button2 {
--animation: animation2 1s ease-out;
}
#button3 {
--animation: animation3 1s ease-out;
}
@keyframes animation1 {
0% {
opacity: 0;
}
100% {
opacity: 1;
}
}
@keyframes animation2 {
0% {
opacity: 0;
background-color: red;
}
100% {
opacity: 1;
background-color: blue;
}
}
@keyframes animation3 {
0% {
opacity: 0;
background-color: purple;
}
100% {
opacity: 1;
background-color: orange;
}
}
<div id="group1">
<button id="button1" onclick="changeAnimation(event)">Animation 1</button>
<button id="button2" onclick="changeAnimation(event)">Animation 2</button>
<button id="button3" onclick="changeAnimation(event)">Animation 3</button>
<button id="hide" onclick="hide()">Hide</button>
<button id="hide" onclick="show()">Show</button>
</div>
<div id="group2">
</div>
最佳答案
考虑将标签/输入技巧与 ~
选择器结合使用,以防您可以自由编辑 HTML 代码
#group1 {
display: flex;
flex-direction: row;
}
#group2 {
width: 100px;
height: 100px;
background-color: gray;
animation:none 1s ease-out
}
#anim1:checked ~ #group2 {
animation-name: animation1;
}
#anim2:checked ~ #group2 {
animation-name: animation2;
}
#anim3:checked ~ #group2 {
animation-name: animation3;
}
label {
-webkit-appearance:button;
-moz-appearance:button;
padding:5px;
}
input{
display:none;
}
@keyframes animation1 {
0% {
opacity: 0;
}
100% {
opacity: 1;
}
}
@keyframes animation2 {
0% {
opacity: 0;
background-color: red;
}
100% {
opacity: 1;
background-color: blue;
}
}
@keyframes animation3 {
0% {
opacity: 0;
background-color: purple;
}
100% {
opacity: 1;
background-color: orange;
}
}
<div id="group1">
<label for="anim1" >Animation 1</label>
<label for="anim2" >Animation 2</label>
<label for="anim3" >Animation 3</label>
</div>
<input id="anim1" type="radio" name="anim">
<input id="anim2" type="radio" name="anim">
<input id="anim3" type="radio" name="anim">
<div id="group2">
</div>
关于javascript - 使用 CSS 轻松地将不同的动画应用于特定的 div,如果不可能的话,使用 JS?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/58150788/