imageFromId function
文件图像, 从Storage ID获取图像 >>>
Implementation
FileImage? imageFromId(String storageId) {
String destPath = FilePath().imageFilename(storageId);
print('load image from -> $destPath');
File file = File(destPath);
if (file.existsSync()) {
return FileImage(file);
} else {
print('image file not exists!');
return null;
}
}