以上代码完整的代码
时间: 2023-07-03 22:21:47 浏览: 38
完整的代码如下所示:
```
const handleShare = (text) => {
const canvas = document.getElementById('canvasStyle') as HTMLCanvasElement;
if (!canvas) {
console.error('canvas不存在');
return;
}
const ctx = canvas.getContext('2d');
const img = new Image();
img.onload = function () {
ctx.drawImage(img, 0, 0);
};
img.src = text;
if (!img.complete) {
img.onload = function () {
ctx.drawImage(img, 0, 0);
};
}
Taro.canvasToTempFilePath({
canvasId: 'canvasStyle',
success: res => {
const imageUrl = res.tempFilePath;
Taro.updateShareMenu({
withShareTicket: true,
success: () => {
Taro.showShareImageMenu({
imageUrl,
success: res => {
console.log('分享成功', res);
},
fail: res => {
console.log('分享失败', res);
}
});
},
fail: res => {
console.log('更新转发菜单失败', res);
}
});
},
fail: res => {
console.log('生成图片失败', res);
Taro.showToast({
title: '生成分享图片失败',
icon: 'none'
});
}
});
}
```
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