change example; update dependencies

CHANGELOG.md

@@ -1,4 +1,10 @@
 
+# 0.0.2
+
+* Add example.
+* Update dependencies.
+* Description in yaml.
+
 # 0.0.1
 
 * Initial release.

README.md

@@ -2,7 +2,9 @@
 
 [![pub package](https://img.shields.io/pub/v/diagram_editor.svg)](https://pub.dev/packages/diagram_editor)
 
-Flutter diagram editor library for showing and editing diagrams of custom type. [Github](https://github.com/Arokip/fdl)
+[Github](https://github.com/Arokip/fdl)
+
+Flutter diagram editor library for showing and editing diagrams of custom type. It provides DiagramEditor widget and a possibility to customize all editor design and behavior.
 
 <img src="https://user-images.githubusercontent.com/20387953/114435850-f1f20f00-9bc4-11eb-8d97-a16c40c326cb.png">
 
@@ -11,7 +13,7 @@ Flutter diagram editor library for showing and editing diagrams of custom type.
 
 ## Getting Started
 
-Simple example of this package usage is in [`/example`](https://github.com/Arokip/fdl/tree/master/lib/example) folder.
+Simple example of this package usage is in [`/example`](https://github.com/Arokip/fdl/tree/master/example) folder.
 
 Use of `DiagramEditor` widget:
 

lib/example/my_policy_set.dart → example/main.dart

@@ -1,7 +1,78 @@
+import 'dart:math' as math;
+
 import 'package:diagram_editor/diagram_editor.dart';
-import 'package:diagram_editor/example/my_component_data.dart';
 import 'package:flutter/material.dart';
 
+void main() => runApp(DiagramApp());
+
+class DiagramApp extends StatefulWidget {
+  @override
+  _DiagramAppState createState() => _DiagramAppState();
+}
+
+class _DiagramAppState extends State<DiagramApp> {
+  MyPolicySet myPolicySet = MyPolicySet();
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp(
+      home: Scaffold(
+        body: SafeArea(
+          child: Stack(
+            children: [
+              Container(color: Colors.grey),
+              Padding(
+                padding: EdgeInsets.all(16),
+                child: Container(
+                  color: Colors.green,
+                  child: DiagramEditor(
+                    diagramEditorContext: DiagramEditorContext(
+                      policySet: myPolicySet,
+                    ),
+                  ),
+                ),
+              ),
+              GestureDetector(
+                onTap: () => myPolicySet.deleteAllComponents(),
+                child: Container(
+                  width: 64,
+                  height: 32,
+                  color: Colors.red,
+                  child: Center(child: Text('delete all')),
+                ),
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+}
+
+// Custom component Data
+
+class MyComponentData {
+  bool isHighlightVisible;
+  Color color =
+      Color((math.Random().nextDouble() * 0xFFFFFF).toInt()).withOpacity(1.0);
+
+  MyComponentData({this.isHighlightVisible = false});
+
+  switchHighlight() {
+    isHighlightVisible = !isHighlightVisible;
+  }
+
+  showHighlight() {
+    isHighlightVisible = true;
+  }
+
+  hideHighlight() {
+    isHighlightVisible = false;
+  }
+}
+
+// Policy set and individual policy implementations.
+
 class MyPolicySet extends PolicySet
     with
         MyInitPolicy,

lib/src/widget/canvas.dart

@@ -166,7 +166,6 @@ class _DiagramEditorCanvasState extends State<DiagramEditorCanvas>
 
   @override
   Widget build(BuildContext context) {
-    print('CANVAS build: ${widget.policy.runtimeType}');
     final canvasModel = Provider.of<CanvasModel>(context);
     final canvasState = Provider.of<CanvasState>(context);
 

pubspec.lock

@@ -43,20 +43,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.15.0"
-  convert:
-    dependency: transitive
-    description:
-      name: convert
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.1.1"
   crypto:
     dependency: transitive
     description:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.5"
+    version: "3.0.1"
   fake_async:
     dependency: transitive
     description:
@@ -108,7 +101,7 @@ packages:
       name: provider
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "4.3.3"
+    version: "5.0.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -169,7 +162,7 @@ packages:
       name: uuid
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.2.2"
+    version: "3.0.4"
   vector_math:
     dependency: transitive
     description:
@@ -178,5 +171,5 @@ packages:
     source: hosted
     version: "2.1.0"
 sdks:
-  dart: ">=2.12.0-0.0 <3.0.0"
+  dart: ">=2.12.0 <3.0.0"
   flutter: ">=1.17.0"

pubspec.yaml

@@ -1,6 +1,6 @@
 name: diagram_editor
-description: A flutter diagram editor library.
-version: 0.0.1
+description: A flutter diagram editor library that provides DiagramEditor widget and a possibility to customize all editor design and behavior.
+version: 0.0.2
 homepage: https://github.com/Arokip/fdl
 
 environment:
@@ -10,8 +10,8 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-  provider: ^4.3.3
-  uuid: ^2.2.2
+  provider: ^5.0.0
+  uuid: ^3.0.4
 
 
 dev_dependencies: