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如何设置二维码边框的颜色？ #83

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coderyqy opened this issue Mar 29, 2024 · 0 comments

coderyqy commented Mar 29, 2024 •

edited

我绘制的背景，会被清除

const ctx = uni.createCanvasContext("myQrcode");
ctx.fillStyle = "#ffffff"; // 设置填充颜色
ctx.fillRect(0, 0, 220, 220); // 绘制填充矩形，覆盖整个画布
ctx.draw();

drawQrcode({
ctx,
width: 200,
height: 200,
x: 10,
y: 10,
canvasId: "myQrcode",
text: "userinfo.user.phone"
});

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