forked from lxm_tools/flutter-picgo
44 lines
1.1 KiB
Dart
44 lines
1.1 KiB
Dart
import 'dart:async';
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import 'dart:convert' as convert;
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// 文件相关
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import 'dart:io';
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class EncryptUtils {
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/*
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* Base64加密
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*/
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static String base64Encode(String data){
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var content = convert.utf8.encode(data);
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var digest = convert.base64Encode(content);
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return digest;
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}
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/*
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* Base64解密
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*/
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static String base64Decode(String data){
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List<int> bytes = convert.base64Decode(data);
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// 网上找的很多都是String.fromCharCodes，这个中文会乱码
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//String txt1 = String.fromCharCodes(bytes);
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String result = convert.utf8.decode(bytes);
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return result;
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}
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/*
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* 通过图片路径将图片转换成Base64字符串
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*/
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static Future image2Base64(String path) async {
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File file = new File(path);
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List<int> imageBytes = await file.readAsBytes();
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return convert.base64Encode(imageBytes);
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}
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/*
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* 将图片文件转换成Base64字符串
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*/
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static Future imageFile2Base64(File file) async {
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List<int> imageBytes = await file.readAsBytes();
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return convert.base64Encode(imageBytes);
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}
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} |