错误：[未处理的承诺被拒绝：TypeError：_expoPixi.PIXI.application不是函数。 （在'_expoPixi.PIXI.application（{] ....
我试图在react-native expo项目上使用pixi js。
这是package.json文件。
"dependencies": {
"@expo/vector-icons": "^9.0.0",
"expo": "^33.0.7",
"expo-asset-utils": "^1.1.1",
"expo-gl": "~5.0.1",
"expo-pixi": "^1.0.1",
"expokit": "^32.0.3",
"lodash": "^4.17.11",
"native-base": "^2.10.0",
"prop-types": "^15.6.2",
"react": "16.8.3",
"react-dom": "^16.8.6",
"react-native": "https://github.com/expo/react-native/archive/sdk-33.0.0.tar.gz",
"react-native-gesture-handler": "^1.0.9",
"react-native-svg": "^9.11.1",
"react-native-web": "^0.11.2",
"react-navigation": "^3.0.9",
"react-navigation-redux-helpers": "^2.0.9",
"react-redux": "^6.0.0",
"react-style-proptype": "^3.2.2",
"redux": "^4.0.1",
"redux-thunk": "^2.3.0"
},
"devDependencies": {
"babel-preset-expo": "^5.0.0",
"expo-cli": "^2.10.1",
"eslint": "^5.16.0",
"eslint-config-universe": "^1.0.7",
"prettier": "^1.17.0"
},
"resolutions": {
"expo-pixi/@expo/browser-polyfill": "0.0.1-alpha.3"
},
"private": true
和app.json文件。
...
"privacy": "unlisted",
"sdkVersion": "33.0.0",
"platforms": [
"ios",
"android"
],
"version": "1.0.0",
"orientation": "portrait",
"icon": "./src/assets/images/icon.png",
"splash": {
"image": "./src/assets/images/splash.png",
"resizeMode": "cover",
"backgroundColor": "#222222"
},
"updates": {
"fallbackToCacheTimeout": 0
},
"assetBundlePatterns": [
"**/*"
],
"ios": {
"supportsTablet": true
}
...
这是我的屏幕代码。
import React from 'react';
import { GLView } from 'expo-gl';
import {PIXI} from 'expo-pixi';
export default class GameReady extends React.Component {
render() {
return (
<GLView
style={{ flex: 1 }}
onContextCreate={async context => {
const app = PIXI.application({
context,
backgroundColor: 0xffffff,
});
const sprite = await PIXI.spriteAsync(
'https://ubisafe.org/images/sans-transparent-8-bit.png'
);
app.stage.addChild(sprite);
sprite.anchor.set(0.5);
sprite.x = app.screen.width / 2;
sprite.y = app.screen.height / 2;
app.ticker.add(() => (sprite.rotation += 0.01));
}}
/>
);
}
}
错误：
[Unhandled promise rejection: TypeError: _expoPixi.PIXI.application is not a function. (In '_expoPixi.PIXI.application({]
Stack trace:
src\containers\Game\GameReady.js:11:39 in _callee$
node_modules\regenerator-runtime\runtime.js:45:44 in tryCatch
node_modules\regenerator-runtime\runtime.js:271:30 in invoke
node_modules\regenerator-runtime\runtime.js:45:44 in tryCatch
node_modules\regenerator-runtime\runtime.js:135:28 in invoke
node_modules\regenerator-runtime\runtime.js:170:17 in <unknown>
node_modules\promise\setimmediate\core.js:45:7 in tryCallTwo
node_modules\promise\setimmediate\core.js:200:23 in doResolve
node_modules\promise\setimmediate\core.js:66:12 in Promise
node_modules\regenerator-runtime\runtime.js:169:27 in callInvokeWithMethodAndArg
node_modules\regenerator-runtime\runtime.js:192:38 in enqueue
node_modules\regenerator-runtime\runtime.js:216:8 in async
src\containers\Game\GameReady.js:10:25 in _callee
node_modules\expo-gl\build\GLView.js:26:43 in _onSurfaceCreate
node_modules\react-native\Libraries\Renderer\oss\ReactNativeRenderer-dev.js:93:15 in invokeGuardedCallbackImpl
我在博览会开始时就运行了这个项目。但是我得到了上述错误。如何解决此问题？帮我。谢谢。