add examples

.gitignore

@@ -8,6 +8,10 @@ build/
 ios/.generated/
 ios/Flutter/Generated.xcconfig
 ios/Runner/GeneratedPluginRegistrant.*
+android/
+ios/
+linux/
+web/
 
 .idea
 

examples/animatedWidget/ex_001_animated_container/.gitignore

@@ -0,0 +1,46 @@
+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.buildlog/
+.history
+.svn/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Flutter/Dart/Pub related
+**/doc/api/
+**/ios/Flutter/.last_build_id
+.dart_tool/
+.flutter-plugins
+.flutter-plugins-dependencies
+.packages
+.pub-cache/
+.pub/
+/build/
+
+# Web related
+lib/generated_plugin_registrant.dart
+
+# Symbolication related
+app.*.symbols
+
+# Obfuscation related
+app.*.map.json
+
+# Android Studio will place build artifacts here
+/android/app/debug
+/android/app/profile
+/android/app/release

examples/animatedWidget/ex_001_animated_container/.metadata

@@ -0,0 +1,10 @@
+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled and should not be manually edited.
+
+version:
+  revision: b22742018b3edf16c6cadd7b76d9db5e7f9064b5
+  channel: stable
+
+project_type: app

examples/animatedWidget/ex_001_animated_container/README.md

@@ -0,0 +1,73 @@
+# ex_001_animated_container
+
+This is a replication of the [AnimatedContainer example](https://api.flutter.dev/flutter/widgets/AnimatedContainer-class.html) using `AnimateWidget`.
+
+```dart
+
+void main() => runApp(const MyAnimatedContainer());
+
+class MyAnimatedContainer extends StatelessWidget {
+  const MyAnimatedContainer({Key? key}) : super(key: key);
+
+  static const String _title = 'Implicit Animation';
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp(
+      home: Scaffold(
+        appBar: AppBar(title: const Text(_title)),
+        body: const MyStatefulWidget(),
+      ),
+    );
+  }
+}
+
+/// This is the stateful widget that the main application instantiates.
+class MyStatefulWidget extends StatefulWidget {
+  const MyStatefulWidget({Key? key}) : super(key: key);
+
+  @override
+  State<MyStatefulWidget> createState() => _MyStatefulWidgetState();
+}
+
+/// This is the private State class that goes with MyStatefulWidget.
+class _MyStatefulWidgetState extends State<MyStatefulWidget> {
+  bool selected = false;
+
+  @override
+  Widget build(BuildContext context) {
+    return GestureDetector(
+      onTap: () {
+        setState(() {
+          selected = !selected;
+        });
+      },
+      child: Center(
+             child: AnimateWidget(
+             duration: const Duration(seconds: 2),
+             curve: Curves.fastOutSlowIn,
+             builder: (context, animate) {
+                final width = animate(selected ? 200.0 : 100.0);
+                final height = animate(selected ? 100.0 : 200.0, 'height');
+                final alignment = animate(
+                selected
+                    ? Alignment.center
+                    : AlignmentDirectional.topCenter,
+                );
+                final Color? color = animate(
+                selected ? Colors.red : Colors.blue,
+                );
+                return Container(
+                    width: width,
+                    height: height,
+                    color: color,
+                    alignment: alignment,
+                    child: const FlutterLogo(size: 75),
+                );
+            },
+            ),
+        ),
+    );
+  }
+}
+```

examples/animatedWidget/ex_001_animated_container/lib/main.dart

@@ -0,0 +1,96 @@
+import 'package:animator/animator.dart';
+import 'package:flutter/material.dart';
+
+void main() => runApp(const MyAnimatedContainer());
+
+/// Inspired form https://api.flutter.dev/flutter/widgets/AnimatedContainer-class.html
+
+class MyAnimatedContainer extends StatelessWidget {
+  const MyAnimatedContainer({Key? key}) : super(key: key);
+
+  static const String _title = 'Implicit Animation';
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp(
+      home: Scaffold(
+        appBar: AppBar(title: const Text(_title)),
+        body: const MyStatefulWidget(),
+      ),
+    );
+  }
+}
+
+/// This is the stateful widget that the main application instantiates.
+class MyStatefulWidget extends StatefulWidget {
+  const MyStatefulWidget({Key? key}) : super(key: key);
+
+  @override
+  State<MyStatefulWidget> createState() => _MyStatefulWidgetState();
+}
+
+/// This is the private State class that goes with MyStatefulWidget.
+class _MyStatefulWidgetState extends State<MyStatefulWidget> {
+  bool selected = false;
+
+  @override
+  Widget build(BuildContext context) {
+    return GestureDetector(
+      onTap: () {
+        setState(() {
+          selected = !selected;
+        });
+      },
+      child: Column(
+        children: [
+          Text('Flutter AnimatedContainer'),
+          SizedBox(height: 20),
+          Expanded(
+            child: Center(
+              child: AnimatedContainer(
+                width: selected ? 200.0 : 100.0,
+                height: selected ? 100.0 : 200.0,
+                color: selected ? Colors.red : Colors.blue,
+                alignment: selected
+                    ? Alignment.center
+                    : AlignmentDirectional.topCenter,
+                duration: const Duration(seconds: 2),
+                curve: Curves.fastOutSlowIn,
+                child: const FlutterLogo(size: 75),
+              ),
+            ),
+          ),
+          Text('Using AnimateWidget'),
+          SizedBox(height: 20),
+          Expanded(
+            child: Center(
+              child: AnimateWidget(
+                duration: const Duration(seconds: 2),
+                curve: Curves.fastOutSlowIn,
+                builder: (context, animate) {
+                  final width = animate(selected ? 200.0 : 100.0);
+                  final height = animate(selected ? 100.0 : 200.0, 'height');
+                  final alignment = animate(
+                    selected
+                        ? Alignment.center
+                        : AlignmentDirectional.topCenter,
+                  );
+                  final Color? color = animate(
+                    selected ? Colors.red : Colors.blue,
+                  );
+                  return Container(
+                    width: width,
+                    height: height,
+                    color: color,
+                    alignment: alignment,
+                    child: const FlutterLogo(size: 75),
+                  );
+                },
+              ),
+            ),
+          )
+        ],
+      ),
+    );
+  }
+}

examples/animatedWidget/ex_001_animated_container/pubspec.yaml

@@ -0,0 +1,78 @@
+name: ex_001_animated_container
+description: A new Flutter project.
+
+# The following line prevents the package from being accidentally published to
+# pub.dev using `pub publish`. This is preferred for private packages.
+publish_to: 'none' # Remove this line if you wish to publish to pub.dev
+
+# The following defines the version and build number for your application.
+# A version number is three numbers separated by dots, like 1.2.43
+# followed by an optional build number separated by a +.
+# Both the version and the builder number may be overridden in flutter
+# build by specifying --build-name and --build-number, respectively.
+# In Android, build-name is used as versionName while build-number used as versionCode.
+# Read more about Android versioning at https://developer.android.com/studio/publish/versioning
+# In iOS, build-name is used as CFBundleShortVersionString while build-number used as CFBundleVersion.
+# Read more about iOS versioning at
+# https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
+version: 1.0.0+1
+
+environment:
+  sdk: ">=2.12.0 <3.0.0"
+
+dependencies:
+  flutter:
+    sdk: flutter
+  animator:
+    path: ../../../
+
+
+  # The following adds the Cupertino Icons font to your application.
+  # Use with the CupertinoIcons class for iOS style icons.
+  cupertino_icons: ^1.0.2
+
+dev_dependencies:
+  flutter_test:
+    sdk: flutter
+
+# For information on the generic Dart part of this file, see the
+# following page: https://dart.dev/tools/pub/pubspec
+
+# The following section is specific to Flutter.
+flutter:
+
+  # The following line ensures that the Material Icons font is
+  # included with your application, so that you can use the icons in
+  # the material Icons class.
+  uses-material-design: true
+
+  # To add assets to your application, add an assets section, like this:
+  # assets:
+  #   - images/a_dot_burr.jpeg
+  #   - images/a_dot_ham.jpeg
+
+  # An image asset can refer to one or more resolution-specific "variants", see
+  # https://flutter.dev/assets-and-images/#resolution-aware.
+
+  # For details regarding adding assets from package dependencies, see
+  # https://flutter.dev/assets-and-images/#from-packages
+
+  # To add custom fonts to your application, add a fonts section here,
+  # in this "flutter" section. Each entry in this list should have a
+  # "family" key with the font family name, and a "fonts" key with a
+  # list giving the asset and other descriptors for the font. For
+  # example:
+  # fonts:
+  #   - family: Schyler
+  #     fonts:
+  #       - asset: fonts/Schyler-Regular.ttf
+  #       - asset: fonts/Schyler-Italic.ttf
+  #         style: italic
+  #   - family: Trajan Pro
+  #     fonts:
+  #       - asset: fonts/TrajanPro.ttf
+  #       - asset: fonts/TrajanPro_Bold.ttf
+  #         weight: 700
+  #
+  # For details regarding fonts from package dependencies,
+  # see https://flutter.dev/custom-fonts/#from-packages

examples/animatedWidget/ex_002_explicit_animation/.gitignore

@@ -0,0 +1,46 @@
+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.buildlog/
+.history
+.svn/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Flutter/Dart/Pub related
+**/doc/api/
+**/ios/Flutter/.last_build_id
+.dart_tool/
+.flutter-plugins
+.flutter-plugins-dependencies
+.packages
+.pub-cache/
+.pub/
+/build/
+
+# Web related
+lib/generated_plugin_registrant.dart
+
+# Symbolication related
+app.*.symbols
+
+# Obfuscation related
+app.*.map.json
+
+# Android Studio will place build artifacts here
+/android/app/debug
+/android/app/profile
+/android/app/release

examples/animatedWidget/ex_002_explicit_animation/.metadata

@@ -0,0 +1,10 @@
+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled and should not be manually edited.
+
+version:
+  revision: b22742018b3edf16c6cadd7b76d9db5e7f9064b5
+  channel: stable
+
+project_type: app