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// 此文件为插件 extended_image-0.9.0 的 Example 中的代码，路径为：
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// r:\Flutter\FlutterProject9\extended_image\example\lib\common\image_picker\_image_picker_io.dart
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import 'dart:async';
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import 'dart:io';
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import 'dart:typed_data';
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//import 'package:image_picker/image_picker.dart' as picker;
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import 'package:flutter/cupertino.dart';
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//import 'package:flutter_candies_demo_library/flutter_candies_demo_library.dart';
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import 'package:wechat_assets_picker/wechat_assets_picker.dart';
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Future<Uint8List> pickImage(BuildContext context) async {
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List<AssetEntity> assets = <AssetEntity>[];
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final List<AssetEntity> result = await AssetPicker.pickAssets(
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context,
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maxAssets: 1,
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pathThumbSize: 84,
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gridCount: 3,
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pageSize: 300,
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selectedAssets: assets,
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requestType: RequestType.image,
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textDelegate: DefaultAssetsPickerTextDelegate(),
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);
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if (result != null) {
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assets = List<AssetEntity>.from(result);
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return assets.first.originBytes;
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}
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return null;
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// final File file =
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// await picker.ImagePicker.pickImage(source: picker.ImageSource.gallery);
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// return file.readAsBytes();
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}
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class ImageSaver {
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static Future<String> save(String name, Uint8List fileData) async {
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final AssetEntity imageEntity =
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await PhotoManager.editor.saveImage(fileData);
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final File file = await imageEntity.file;
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return file.path;
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}
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}
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class PickerTextDelegate implements AssetsPickerTextDelegate {
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factory PickerTextDelegate() => _instance;
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PickerTextDelegate._internal();
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static final PickerTextDelegate _instance = PickerTextDelegate._internal();
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@override
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String confirm = 'OK';
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@override
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String cancel = 'Cancel';
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@override
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String edit = 'Edit';
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@override
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String emptyPlaceHolder = 'empty';
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@override
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String gifIndicator = 'GIF';
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@override
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String heicNotSupported = 'not support HEIC yet';
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@override
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String loadFailed = 'load failed';
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@override
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String original = 'Original';
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@override
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String preview = 'Preview';
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@override
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String select = 'Select';
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@override
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String unSupportedAssetType = 'not support yet';
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@override
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String durationIndicatorBuilder(Duration duration) {
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const String separator = ':';
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final String minute = duration.inMinutes.toString().padLeft(2, '0');
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final String second =
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((duration - Duration(minutes: duration.inMinutes)).inSeconds)
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.toString()
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.padLeft(2, '0');
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return '$minute$separator$second';
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}
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}
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