support custom loading widget delegate

update version to 0.1.1

CHANGELOG.md

 # CHANGELOG
 
+## [0.1.1] fix bug and add params
+
+add loadingDelegate
+
 ## [0.1.0] support video
 
 API incompatibility

README.md

 
 ```yaml
 dependencies:
-  photo: ^0.1.0
+  photo: ^0.1.1
 ```
 
 ## import

example/lib/main.dart

+import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:photo/photo.dart';
 import 'package:photo_manager/photo_manager.dart';
   _MyHomePageState createState() => new _MyHomePageState();
 }
 
-class _MyHomePageState extends State<MyHomePage> {
+class _MyHomePageState extends State<MyHomePage> with LoadingDelegate {
   String currentSelected = "";
 
   void _pickImage() async {
     List<AssetEntity> imgList = await PhotoPicker.pickImage(
-      context: context, // BuildContext requied
+      context: context,
+      // BuildContext requied
 
       /// The following are optional parameters.
-      themeColor: Colors.green, // the title color and bottom color
-      padding: 1.0, // item padding
-      dividerColor: Colors.grey, // divider color
-      disableColor: Colors.grey.shade300, // the check box disable color
-      itemRadio: 0.88, // the content item radio
-      maxSelected: 8, // max picker image count
-      provider: I18nProvider
-          .chinese, // i18n provider ,default is chinese. , you can custom I18nProvider or use ENProvider()
-      rowCount: 5, // item row count
-      textColor: Colors.white, // text color
-      thumbSize: 150, // preview thumb size , default is 64
-      sortDelegate: SortDelegate
-          .common, // default is common ,or you make custom delegate to sort your gallery
-      checkBoxBuilderDelegate:
-          DefaultCheckBoxBuilderDelegate(
-            activeColor: Colors.white,
-            unselectedColor: Colors.white,
-          ), // default is DefaultCheckBoxBuilderDelegate ,or you make custom delegate to create checkbox
+      themeColor: Colors.green,
+      // the title color and bottom color
+      padding: 1.0,
+      // item padding
+      dividerColor: Colors.grey,
+      // divider color
+      disableColor: Colors.grey.shade300,
+      // the check box disable color
+      itemRadio: 0.88,
+      // the content item radio
+      maxSelected: 8,
+      // max picker image count
+      provider: I18nProvider.chinese,
+      // i18n provider ,default is chinese. , you can custom I18nProvider or use ENProvider()
+      rowCount: 5,
+      // item row count
+      textColor: Colors.white,
+      // text color
+      thumbSize: 150,
+      // preview thumb size , default is 64
+      sortDelegate: SortDelegate.common,
+      // default is common ,or you make custom delegate to sort your gallery
+      checkBoxBuilderDelegate: DefaultCheckBoxBuilderDelegate(
+        activeColor: Colors.white,
+        unselectedColor: Colors.white,
+      ),
+      // default is D
+      loadingDelegate:
+          this, // efaultCheckBoxBuilderDelegate ,or you make custom delegate to create checkbox
     );
 
     if (imgList == null) {
     setState(() {});
   }
 
+  @override
+  Widget buildBigImageLoading(
+      BuildContext context, AssetEntity entity, Color themeColor) {
+    return Center(
+      child: Container(
+        width: 50.0,
+        height: 50.0,
+        child: CupertinoActivityIndicator(
+          radius: 25.0,
+        ),
+      ),
+    );
+  }
+
+  @override
+  Widget buildPreviewLoading(
+      BuildContext context, AssetEntity entity, Color themeColor) {
+    return Center(
+      child: Container(
+        width: 50.0,
+        height: 50.0,
+        child: CupertinoActivityIndicator(
+          radius: 25.0,
+        ),
+      ),
+    );
+  }
+
   @override
   Widget build(BuildContext context) {
     return new Scaffold(

pubspec.lock

       name: photo_manager
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.1.0"
+    version: "0.1.2"
   plugin:
     dependency: transitive
     description:

pubspec.yaml

 name: photo
 description: image picker, multi picker,use flutter as ui, if you want to build custom ui,you just use photo_manager.
-version: 0.1.0
+version: 0.1.1
 author: caijinglong<cjl_spy@163.com>
 homepage: https://github.com/CaiJingLong/flutter_photo
 
   flutter:
     sdk: flutter
 
-  photo_manager: ^0.1.0
+  photo_manager: ^0.1.2
 #  photo_manager:
 #    git:
 #      url: https://github.com/CaiJingLong/flutter_photo_manager.git