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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<style>
div {
background-color: lime;
height: 50px;
}
</style>
</head>
<body>
<script>
"use strict";
function createAnimation(name, keyframes, effectEasing) {
const div = document.createElement("div");
div.classList.add(name);
document.body.appendChild(div);
const effect = {
duration: 100000,
fill: "forwards",
};
if (effectEasing) {
effect.easing = effectEasing;
}
div.animate(keyframes, effect);
}
createAnimation(
"no-easing",
[
{ opacity: 1 },
{ opacity: 0 },
]
);
createAnimation(
"effect-easing",
[
{ opacity: 1 },
{ opacity: 0 },
],
"steps(5, jump-none)"
);
createAnimation(
"keyframe-easing",
[
{ opacity: 1, easing: "steps(2)" },
{ opacity: 0 },
]
);
createAnimation(
"both-easing",
[
{ offset: 0, opacity: 1, easing: "steps(2)" },
{ offset: 0, marginLeft: "0px", easing: "steps(1)" },
{ marginLeft: "100px", opacity: 0 },
],
"steps(10)"
);
createAnimation(
"narrow-keyframes",
[
{ opacity: 0 },
{ offset: 0.1, opacity: 1, easing: "steps(1)" },
{ offset: 0.13, opacity: 0 },
]
);
createAnimation(
"duplicate-keyframes",
[
{ opacity: 0 },
{ offset: 0.5, opacity: 1 },
{ offset: 0.5, opacity: 0, easing: "steps(1)" },
{ opacity: 1 },
]
);
createAnimation(
"color-keyframes",
[
{ color: "red", easing: "ease-in" },
{ offset: 0.4, color: "blue", easing: "ease-out" },
{ color: "lime" },
]
);
createAnimation(
"jump-start",
[
{ opacity: 1, easing: "steps(2, jump-start)" },
{ opacity: 0 },
],
);
createAnimation(
"jump-end",
[
{ opacity: 1, easing: "steps(2, jump-end)" },
{ opacity: 0 },
],
);
createAnimation(
"jump-both",
[
{ opacity: 1, easing: "steps(3, jump-both)" },
{ opacity: 0 },
],
);
</script>
</body>
</html>
|
