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[英]How to animate the filtering of a list using useTransition in react-spring
[英]How to animate texts on onClick event using react-spring?
所以,我正在使用 NextJs 和 React-spring 制作一個“隨機報價機”(我之前完成的一個 freecodecamp 挑戰,但我只是想嘗試新事物,例如使用 nextjs 和 react-spring 動畫)
所以一切正常,但是當我點擊“新報價”按鈕時,它會生成一個帶有淡入 animation 的新報價,當我點擊按鈕時它不會。 它僅在第一次加載頁面時有效。
有什么解決方法嗎? 我也使用了 chakraUI,但它沒有各種動畫或過渡。 我的沙盒鏈接: https://codesandbox.io/s/compassionate-heisenberg-byulo?file=/pages/index.js
以下是我到目前為止編寫的代碼:
import * as React from "react";
import { useState, useCallback } from "react";
import {
ChakraProvider,
Box,
Text,
Button,
Icon,
Flex,
HStack,
Heading,
Link
} from "@chakra-ui/react";
import { FaTwitter, FaQuoteLeft } from "react-icons/fa";
import quoteArray from "../pages/day/quotes";
import { useSpring, animated } from "react-spring";
const Title = () => {
return (
<Box>
<Heading mt="1%" align="center">
Random Quote Generator
</Heading>
</Box>
);
};
const QuoteBox = () => {
const [loading, setLoading] = useState(true);
const [quote, setQuote] = useState(null);
const props = useSpring({
from: { opacity: 0 },
to: { opacity: 1 }
});
const onQuoteChange = useCallback(() => {
setLoading(true);
const randomQuote =
quoteArray[Math.floor(Math.random() * quoteArray.length)];
setLoading(false);
setQuote(randomQuote);
}, []);
React.useEffect(() => {
onQuoteChange();
}, [onQuoteChange]);
return (
<Box>
<Title />
<Box
width="50%"
height="100%"
border="1px"
boxShadow="md"
p={5}
rounded="md"
bg="white"
borderColor="gray.400"
mx="auto"
my="10%"
>
<Box>
<Flex>
<Box>
<Icon as={FaQuoteLeft} w={7} h={6} />
<animated.div style={props}>
<Text fontSize="2xl">
{loading || !quote ? "..." : quote.quote}
</Text>
</animated.div>
</Box>
</Flex>
</Box>
<Box>
<animated.div style={props}>
<Text fontSize="xl" align="right">
-{loading || !quote ? "..." : quote.author}
</Text>
</animated.div>
</Box>
<HStack mt="2%" ml="1%" spacing="2%">
<Button colorScheme="blue" size="sm" onClick={onQuoteChange}>
New Quote
</Button>
<Button
as={Link}
colorScheme="twitter"
size="sm"
leftIcon={<FaTwitter />}
target="_blank"
href="https://twitter.com/intent/tweet?text=Hello%20world"
>
Twitter
</Button>
</HStack>
</Box>
</Box>
);
};
function App() {
return (
<ChakraProvider>
<QuoteBox />
</ChakraProvider>
);
}
export default App;
如果您在每個新報價上使用set
方法重置spring
配置,則 animation 應該可以工作。
試試這個分叉的沙箱https://codesandbox.io/s/competent-rgb-umgx5?file=/pages/index.js
變化 1
const states = [
{
config: { duration: 1250 },
from: { opacity: 0.2, color: "green" },
to: { opacity: 0.6, color: "red" }
},
{
config: { duration: 1250 },
from: { opacity: 0.2, color: "red" },
to: { opacity: 0.6, color: "green" }
}
];
更改 2(更改useSpring
的用法)
const [toggle, setToggle] = useState(false);
const [props, set] = useSpring(() => ({
...states[+toggle]
}));
更改 3(更新 newQuote 回調以調用set
)
onClick={() => {
onQuoteChange();
set({
...states[+!toggle]
});
setToggle(!toggle);
}}
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