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77 lines
1.5 KiB
77 lines
1.5 KiB
1 year ago
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<!DOCTYPE html>
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<html lang="zh">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>lime-qrcode</title>
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<style>
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html,body,canvas {
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margin: 0;
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padding: 0;
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width: 100%;
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height: 100%;
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pointer-events: none;
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/* background-color: rgba(255,0,0,0.1) */
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}
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</style>
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</head>
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<body>
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<canvas id="lime-qrcode"></canvas>
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<script type="text/javascript" src="./uni.webview.1.5.3.js"></script>
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<script type="text/javascript" src="./qrcode.min.js"></script>
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<script>
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var canvas = document.querySelector('#lime-qrcode')
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var pixelRatio = window.devicePixelRatio || 1
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function appendWatermark(image) {
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emit('append', mark.toDataURL())
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}
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var qrcode = new lime.QRCodeCanvas(canvas, {
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pixelRatio,
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})
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function render(props) {
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if(props.pixelRatio) {
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pixelRatio = props.pixelRatio
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}
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if(qrcode) {
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qrcode.render(props)
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}
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}
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function toDataURL(file) {
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if(qrcode && canvas) {
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try{
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const image = canvas.toDataURL()
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emit('toDataURL', {
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file,
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image
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})
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}catch(e){
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emit('toDataURL', {
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file,
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msg: e
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})
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}
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}
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}
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function emit(event, data) {
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postMessage({
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event,
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data
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});
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};
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function postMessage(data) {
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uni.postMessage({
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data
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});
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};
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// render({
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// content: ['Lime UI'],
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// // rotate: -22,
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// // baseSize: 2,
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// // fontGap: 3
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// })
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</script>
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</body>
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</html>
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