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libpag-miniprogram
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libpag 是 PAG (Portable Animated Graphics) 动效文件的渲染 SDK,目前已覆盖几乎所有的主流平台,包括:iOS, Android, macOS, Windows, Linux, 以及 Web 端。
PAG Web 端,由 libpag.js + libpag.wasm.br 文件组成。
$ npm install libpag-miniprogram
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// index.js
import { PAGInit } from 'libpag-miniprogram';
Page({
async onReady() {
this.PAG = await PAGInit({locateFile: (file) => '/utils/' + file});
}
})
<!-- index.wxml -->
<canvas type="webgl" id="pag" style="width: 300px; height:300px;"></canvas>
// index.js
wx.createSelectorQuery()
.select('#pag')
.node()
.exec(async (res) => {
const canvas = res[0].node;
const buffer = await loadFileByRequest('https://pag.art/file/test.pag');
const pagFile = await this.PAG.PAGFile.load(buffer);
const pagView = await this.PAG.PAGView.init(pagFile, canvas);
pagView.play();
});
const loadFileByRequest = async (url) => {
return new Promise((resolve) => {
wx.request({
url,
method: 'GET',
responseType: 'arraybuffer',
success(res) {
if (res.statusCode !== 200) {
resolve(null);
}
resolve(res.data);
},
fail() {
resolve(null);
},
});
});
};
FAQs
Portable Animated Graphics
We found that libpag-miniprogram demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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