How can I recreate this pulsing heart CSS effect in react-native-web?
@keyframes heartbeat
{
0%
{
transform: scale( .75);
}
20%
{
transform: scale( 1);
}
40%
{
transform: scale( .75);
}
60%
{
transform: scale( 1);
}
80% {
transform: scale( .75);
}
100%
{
transform: scale( .75);
}
}
#heart
{
position: relative;
width: 100px;
height: 90px;
animation: heartbeat 1s infinite;
}
#heart:before,
#heart:after
{
position: absolute;
content: "";
left: 50px;
top: 0;
width: 50px;
height: 80px;
background: red;
-moz-border-radius: 50px 50px 0 0;
border-radius: 50px 50px 0 0;
-webkit-transform: rotate(-45deg);
-moz-transform: rotate(-45deg);
-ms-transform: rotate(-45deg);
-o-transform: rotate(-45deg);
transform: rotate(-45deg);
-webkit-transform-origin: 0 100%;
-moz-transform-origin: 0 100%;
-ms-transform-origin: 0 100%;
-o-transform-origin: 0 100%;
transform-origin: 0 100%;
}
#heart:after
{
left: 0;
-webkit-transform: rotate(45deg);
-moz-transform: rotate(45deg);
-ms-transform: rotate(45deg);
-o-transform: rotate(45deg);
transform: rotate(45deg);
-webkit-transform-origin: 100% 100%;
-moz-transform-origin: 100% 100%;
-ms-transform-origin: 100% 100%;
-o-transform-origin: 100% 100%;
transform-origin: 100% 100%;
}
<div id="heart"></div>
I found the Animated API but can't see anything about keyframes
You can use react-native-reanimated: https://docs.swmansion.com/react-native-reanimated/docs/next/api/LayoutAnimations/keyframeAnimations/ using this library you can do keyframe animation see the link for more details.