+bezier

.idea/libraries/Dart_SDK.xml

@@ -1,27 +1,27 @@
 <component name="libraryTable">
   <library name="Dart SDK">
     <CLASSES>
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/async" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/async" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/cli" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/cli" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/collection" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/collection" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/convert" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/convert" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/core" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/core" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/developer" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/developer" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/ffi" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/ffi" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/html" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/html" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/indexed_db" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/indexed_db" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/io" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/io" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/isolate" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/isolate" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/js" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/js" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/js_util" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/js_util" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/math" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/math" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/mirrors" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/mirrors" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/svg" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/svg" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/typed_data" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/typed_data" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/wasm" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/wasm" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/web_audio" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/web_audio" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/web_gl" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/web_gl" />
-      <root url="file://$PROJECT_DIR$/../../flutter/flutter/bin/cache/dart-sdk/lib/web_sql" />
+      <root url="file://$USER_HOME$/git/flutter/bin/cache/dart-sdk/lib/web_sql" />
     </CLASSES>
     <JAVADOC />
     <SOURCES />

.idea/workspace.xml

@@ -2,18 +2,18 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="e30161f9-0e11-4901-861c-a8265e376258" name="Default Changelist" comment="">
-      <change afterPath="$PROJECT_DIR$/lib/src/ux_app.dart" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/lib/src/bezier.dart" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/.idea/libraries/Dart_SDK.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/libraries/Dart_SDK.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/example/android/gradle.properties" beforeDir="false" afterPath="$PROJECT_DIR$/example/android/gradle.properties" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/example/.flutter-plugins-dependencies" beforeDir="false" afterPath="$PROJECT_DIR$/example/.flutter-plugins-dependencies" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/example/ios/Flutter/flutter_export_environment.sh" beforeDir="false" afterPath="$PROJECT_DIR$/example/ios/Flutter/flutter_export_environment.sh" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/example/lib/main.dart" beforeDir="false" afterPath="$PROJECT_DIR$/example/lib/main.dart" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/example/pubspec.lock" beforeDir="false" afterPath="$PROJECT_DIR$/example/pubspec.lock" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/lib/src/json_extension.dart" beforeDir="false" afterPath="$PROJECT_DIR$/lib/src/json_extension.dart" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/lib/src/note.dart" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/lib/src/ux_app.dart" beforeDir="false" />
       <change beforePath="$PROJECT_DIR$/lib/ux.dart" beforeDir="false" afterPath="$PROJECT_DIR$/lib/ux.dart" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/pubspec.lock" beforeDir="false" afterPath="$PROJECT_DIR$/pubspec.lock" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/pubspec.yaml" beforeDir="false" afterPath="$PROJECT_DIR$/pubspec.yaml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/test/ux_test.dart" beforeDir="false" afterPath="$PROJECT_DIR$/test/ux_test.dart" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/ux.iml" beforeDir="false" afterPath="$PROJECT_DIR$/ux.iml" afterDir="false" />
     </list>
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
     <option name="SHOW_DIALOG" value="false" />
@@ -21,7 +21,7 @@
     <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
     <option name="LAST_RESOLUTION" value="IGNORE" />
   </component>
-  <component name="ExecutionTargetManager" SELECTED_TARGET="Pixel_2_API_R" />
+  <component name="ExecutionTargetManager" SELECTED_TARGET="Nexus_5X_API_29_x86" />
   <component name="FileTemplateManagerImpl">
     <option name="RECENT_TEMPLATES">
       <list>
@@ -77,7 +77,9 @@
       <map>
         <entry key="MAIN">
           <value>
-            <State />
+            <State>
+              <option name="COLUMN_ORDER" />
+            </State>
           </value>
         </entry>
       </map>

example/.flutter-plugins-dependencies

@@ -1 +1 @@
-{"_info":"// This is a generated file; do not edit or check into version control.","dependencyGraph":[{"name":"ux","dependencies":[]}]}
+{"info":"This is a generated file; do not edit or check into version control.","plugins":{"ios":[{"name":"ux","path":"/Users/zen/swipelab/ux/","dependencies":[]}],"android":[{"name":"ux","path":"/Users/zen/swipelab/ux/","dependencies":[]}],"macos":[],"linux":[],"windows":[],"web":[]},"dependencyGraph":[{"name":"ux","dependencies":[]}],"date_created":"2020-05-25 08:49:54.524717","version":"1.17.1"}

example/ios/Flutter/flutter_export_environment.sh

@@ -1,10 +1,11 @@
 #!/bin/sh
 # This is a generated file; do not edit or check into version control.
-export "FLUTTER_ROOT=/home/agra/git/flutter/flutter"
+export "FLUTTER_ROOT=/Users/zen/git/flutter"
-export "FLUTTER_APPLICATION_PATH=/home/agra/git/swipelab/ux/example"
+export "FLUTTER_APPLICATION_PATH=/Users/zen/swipelab/ux/example"
 export "FLUTTER_TARGET=lib/main.dart"
 export "FLUTTER_BUILD_DIR=build"
 export "SYMROOT=${SOURCE_ROOT}/../build/ios"
-export "FLUTTER_FRAMEWORK_DIR=/home/agra/git/flutter/flutter/bin/cache/artifacts/engine/ios"
+export "OTHER_LDFLAGS=$(inherited) -framework Flutter"
+export "FLUTTER_FRAMEWORK_DIR=/Users/zen/git/flutter/bin/cache/artifacts/engine/ios"
 export "FLUTTER_BUILD_NAME=1.0.0"
 export "FLUTTER_BUILD_NUMBER=1"

example/lib/main.dart

@@ -30,9 +30,6 @@ class _MyAppState extends State<MyApp> {
       platformVersion = 'Failed to get platform version.';
     }
 
-    // If the widget was removed from the tree while the asynchronous platform
-    // message was in flight, we want to discard the reply rather than calling
-    // setState to update our non-existent appearance.
     if (!mounted) return;
 
     setState(() {
@@ -42,33 +39,30 @@ class _MyAppState extends State<MyApp> {
 
   @override
   Widget build(BuildContext context) {
-    return UxApp(
+    return MaterialApp(
-      child: MaterialApp(
+      routes: {
-        routes: {
+        '/': (context) => Scaffold(
-          '/': (context) => Scaffold(
+              appBar: AppBar(
-                appBar: AppBar(
+                title: const Text('Plugin example app'),
-                  title: const Text('Plugin example app'),
+              ),
+              body: Builder(
+                builder: (context) => ListView(
+                  padding: EdgeInsets.only(top: 48),
+                  children: [
+                    ListTile(title: Text('Running on: $_platformVersion\n')),
+                    ListTile(
+                      title: Text('Show a simple note'),
+                      //onTap: () => context.showText('This is a simple note'),
+                    ),
+                    ListTile(
+                      title: Text('Show modal note'),
+                      //onTap: () => context.showText('This is a modal note', backdropBlur: 6, modal: true),
+                    )
+                  ],
                 ),
-                body: Builder(
+              ),
-                  builder: (context) => ListView(
+            )
-                    padding: EdgeInsets.only(top: 48),
+      },
-                    children: [
-                      ListTile(title: Text('Running on: $_platformVersion\n')),
-                      ListTile(
-                        title: Text('Show a simple note'),
-                        onTap: () => context.showText('This is a simple note'),
-                      ),
-                      ListTile(
-                        title: Text('Show modal note'),
-                        onTap: () => context.showText('This is a modal note',
-                            backdropBlur: 6, modal: true),
-                      )
-                    ],
-                  ),
-                ),
-              )
-        },
-      ),
     );
   }
 }

example/pubspec.lock

@@ -7,42 +7,42 @@ packages:
       name: archive
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.11"
+    version: "2.0.13"
   args:
     dependency: transitive
     description:
       name: args
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.5.2"
+    version: "1.6.0"
   async:
     dependency: transitive
     description:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.4.0"
+    version: "2.4.1"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.5"
+    version: "2.0.0"
   charcode:
     dependency: transitive
     description:
       name: charcode
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.2"
+    version: "1.1.3"
   collection:
     dependency: transitive
     description:
       name: collection
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.14.11"
+    version: "1.14.12"
   convert:
     dependency: transitive
     description:
@@ -56,7 +56,7 @@ packages:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.3"
+    version: "2.1.4"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -80,7 +80,7 @@ packages:
       name: image
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.4"
+    version: "2.1.12"
   matcher:
     dependency: transitive
     description:
@@ -102,13 +102,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.6.4"
-  pedantic:
-    dependency: transitive
-    description:
-      name: pedantic
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.8.0+1"
   petitparser:
     dependency: transitive
     description:
@@ -122,7 +115,7 @@ packages:
       name: quiver
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.5"
+    version: "2.1.3"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -134,7 +127,7 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.5.5"
+    version: "1.7.0"
   stack_trace:
     dependency: transitive
     description:
@@ -169,7 +162,7 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.11"
+    version: "0.2.15"
   typed_data:
     dependency: transitive
     description:
@@ -197,6 +190,6 @@ packages:
       name: xml
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.5.0"
+    version: "3.6.1"
 sdks:
   dart: ">=2.6.0 <3.0.0"

lib/src/bezier.dart

@@ -0,0 +1,143 @@
+import 'dart:math';
+import 'dart:ui';
+
+double bezierLength(Bezier bezier, [double steps = 10]) {
+  assert(bezier != null && steps != 0);
+  final step = 1 / steps;
+  var c = bezier.point(0);
+  var length = 0.0;
+  for (var t = step; t <= 1; t += step) {
+    final p = bezier.point(t);
+    length += (p - c).distance;
+    c = p;
+  }
+  return length;
+}
+
+abstract class Bezier {
+  Offset point(double t);
+
+  double get length => bezierLength(this);
+}
+
+class LinearBezier extends Bezier {
+  Offset p0, p1;
+
+  LinearBezier(this.p0, this.p1);
+
+  Offset point(double t) {
+    return p0 + (p1 - p0) * t;
+  }
+
+  double get length => (p1 - p0).distance;
+}
+
+class QuadraticBezier extends Bezier {
+  double _quadraticBezier(double t, double p0, double p1, double p2) {
+    //final lt = 1 - t;
+    //return lt * (lt * p0 + t * p1) + t * (lt * p1 + t * p2);
+    //return pow(1 - t, 2) * p0 + 2 * (1 - t) * t * p1 + pow(t, 2) * p2;
+    return p1 + pow(1 - t, 2) * (p0 - p1) + pow(t, 2) * (p2 - p1);
+  }
+
+  Offset p0, p1, p2;
+
+  QuadraticBezier(this.p0, this.p1, this.p2);
+
+  Offset point(double t) {
+    return Offset(
+      _quadraticBezier(t, p0.dx, p1.dx, p2.dx),
+      _quadraticBezier(t, p0.dy, p1.dy, p2.dy),
+    );
+  }
+}
+
+class CubicBezier extends Bezier {
+  double _cubicBezier(double t, double p0, double p1, double p2, double p3) {
+    return pow(1 - t, 3) * p0 +
+        3 * t * pow(1 - t, 2) * p1 +
+        3 * pow(t, 2) * (1 - t) * p2 +
+        pow(t, 3) * p3;
+  }
+
+  Offset p0, p1, p2, p3;
+
+  CubicBezier(this.p0, this.p1, this.p2, this.p3);
+
+  Offset point(double t) => Offset(
+        _cubicBezier(t, p0.dx, p1.dx, p2.dx, p3.dx),
+        _cubicBezier(t, p0.dy, p1.dy, p2.dy, p3.dy),
+      );
+}
+
+class PathBezier extends Bezier {
+  double _length = 0;
+
+  double get length => _length;
+
+  List<Bezier> _curves = [];
+  List<double> _lens = [];
+
+  final Offset p0;
+  Offset _p0;
+
+  PathBezier(this.p0) : _p0 = p0;
+
+  static PathBezier roundedRect(RRect rrect) {
+    return PathBezier(Offset(rrect.left + rrect.tlRadiusX, rrect.top))
+      ..lineTo(Offset(rrect.right - rrect.trRadiusX, rrect.top))
+      ..quadTo(
+          Offset(rrect.right, rrect.top), Offset(rrect.right, rrect.trRadiusY))
+      ..lineTo(Offset(rrect.right, rrect.bottom - rrect.brRadiusY))
+      ..quadTo(Offset(rrect.right, rrect.bottom),
+          Offset(rrect.right - rrect.brRadiusX, rrect.bottom))
+      ..lineTo(Offset(rrect.left + rrect.brRadiusX, rrect.bottom))
+      ..quadTo(Offset(rrect.left, rrect.bottom),
+          Offset(rrect.left, rrect.bottom - rrect.blRadiusY))
+      ..lineTo(Offset(rrect.left, rrect.top + rrect.tlRadiusX))
+      ..quadTo(Offset(rrect.left, rrect.top),
+          Offset(rrect.left + rrect.tlRadiusX, rrect.top));
+  }
+
+  _add(Bezier bezier, Offset pn) {
+    _curves.add(bezier);
+    final bl = bezierLength(bezier);
+    _lens.add(bl);
+    _length += bl;
+    _p0 = pn;
+  }
+
+  lineTo(Offset p1) => _add(LinearBezier(_p0, p1), p1);
+
+  quadTo(Offset p1, Offset p2) => _add(QuadraticBezier(_p0, p1, p2), p2);
+
+  cubeTo(Offset p1, Offset p2, Offset p3) =>
+      _add(CubicBezier(_p0, p1, p2, p3), p3);
+
+  relativeLineTo(Offset p1) => lineTo(
+        p1 + _p0,
+      );
+
+  relativeQuadTo(Offset p1, Offset p2) => quadTo(
+        p1 + p0,
+        p1 + p2 + p0,
+      );
+
+  relativeCubeTo(Offset p1, Offset p2, Offset p3) => cubeTo(
+        p0 + p1,
+        p0 + p1 + p2,
+        p0 + p1 + p2 + p3,
+      );
+
+  Offset point(double t) {
+    if (_length == 0) return p0;
+    var distance = _length * t;
+    var index = 0;
+    while (index < _lens.length && distance > _lens[index]) {
+      distance -= _lens[index];
+      index++;
+    }
+    if (index == _lens.length) return _p0;
+    return _curves[index].point(distance / _lens[index]);
+  }
+}

lib/src/json_extension.dart

@@ -1,11 +1,11 @@
-typedef T FromJson<T>(Map<String, dynamic> json);
+typedef T _JsonConvert<T>(Map<String, dynamic> json);
 
 class Json {
-  static List<T> list<T>(List json, FromJson<T> fromJson) => json == null
+  static List<T> list<T>(List json, _JsonConvert<T> fromJson) => json == null
       ? []
       : json.cast<Map<String, dynamic>>().map(fromJson).toList();
 
-  static Map<String, T> map<T>(Map json, FromJson<T> fromJson) => json == null
+  static Map<String, T> map<T>(Map json, _JsonConvert<T> fromJson) => json == null
       ? {}
       : Map.fromEntries(
           json.entries.map((e) => MapEntry(e.key, fromJson(e.value))));

lib/src/note.dart

@@ -1,555 +0,0 @@
-import 'dart:async';
-import 'dart:ui';
-
-import 'package:flutter/material.dart';
-import 'package:flutter/scheduler.dart';
-import 'package:ux/src/util.dart';
-
-const String NOTE_ROUTE = "/ux/note";
-
-typedef void NoteStatusCallback(NoteStatus status);
-typedef void OnTap(Note note);
-
-class Note<T extends Object> extends StatefulWidget {
-  Note(
-      {Key key,
-      this.child,
-      this.onTap,
-      this.duration = const Duration(seconds: 3),
-      this.isDismissible = true,
-      this.dismissDirection = NoteDismissDirection.Vertical,
-      this.position = NotePosition.Bottom,
-      this.forwardAnimationCurve = Curves.easeOutCirc,
-      this.reverseAnimationCurve = Curves.easeOutCirc,
-      this.animationDuration = const Duration(seconds: 1),
-      this.onStatusChanged,
-      this.isModal = false,
-      this.modalBackdropBlur,
-      this.modalBackgroundColor})
-      : super(key: key);
-
-  final NoteStatusCallback onStatusChanged;
-
-  final Widget child;
-
-  final OnTap onTap;
-
-  final Duration duration;
-
-  final bool isDismissible;
-
-  final NotePosition position;
-
-  final NoteDismissDirection dismissDirection;
-
-  final Curve forwardAnimationCurve;
-
-  /// The [Curve] animation used when dismiss() is called. [Curves.fastOutSlowIn] is default
-  final Curve reverseAnimationCurve;
-
-  /// Use it to speed up or slow down the animation duration
-  final Duration animationDuration;
-
-  final bool isModal;
-  final double modalBackdropBlur;
-  final Color modalBackgroundColor;
-
-  NoteRoute<T> _noteRoute;
-
-  Future<T> show(BuildContext context) async {
-    _noteRoute = NoteRoute<T>(note: this);
-    return await Navigator.of(context, rootNavigator: false).push(_noteRoute);
-  }
-
-  Future<T> dismiss([T result]) async {
-    // If route was never initialized, do nothing
-    if (_noteRoute == null) {
-      return null;
-    }
-
-    if (_noteRoute.isCurrent) {
-      _noteRoute.navigator.pop(result);
-      return _noteRoute.completed;
-    } else if (_noteRoute.isActive) {
-      _noteRoute.navigator.removeRoute(_noteRoute);
-    }
-
-    return null;
-  }
-
-  bool isShowing() {
-    return _noteRoute?.currentStatus == NoteStatus.Visible;
-  }
-
-  bool isDismissed() {
-    return _noteRoute?.currentStatus == NoteStatus.Dismissed;
-  }
-
-  @override
-  State createState() {
-    return _NoteState<T>();
-  }
-}
-
-class _NoteState<K extends Object> extends State<Note>
-    with TickerProviderStateMixin {
-  GlobalKey _backgroundBoxKey;
-  NoteStatus currentStatus;
-  AnimationController _fadeController;
-  FocusScopeNode _focusNode;
-  FocusAttachment _focusAttachment;
-  Completer<Size> _boxHeightCompleter;
-
-  @override
-  void initState() {
-    super.initState();
-
-    _backgroundBoxKey = GlobalKey();
-    _boxHeightCompleter = Completer<Size>();
-
-    _configureLeftBarFuture();
-
-    _focusNode = FocusScopeNode();
-    _focusAttachment = _focusNode.attach(context);
-  }
-
-  @override
-  void dispose() {
-    _fadeController?.dispose();
-
-    _focusAttachment.detach();
-    _focusNode.dispose();
-    super.dispose();
-  }
-
-  void _configureLeftBarFuture() {
-    SchedulerBinding.instance.addPostFrameCallback(
-      (_) {
-        final keyContext = _backgroundBoxKey.currentContext;
-
-        if (keyContext != null) {
-          final RenderBox box = keyContext.findRenderObject();
-          _boxHeightCompleter.complete(box.size);
-        }
-      },
-    );
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    return Material(
-      color: Colors.transparent,
-      child: SafeArea(
-        minimum: widget.position == NotePosition.Bottom
-            ? EdgeInsets.only(bottom: MediaQuery.of(context).viewInsets.bottom)
-            : EdgeInsets.only(top: MediaQuery.of(context).viewInsets.top),
-        bottom: widget.position == NotePosition.Bottom,
-        top: widget.position == NotePosition.Top,
-        left: false,
-        right: false,
-        child: widget.child,
-      ),
-    );
-  }
-}
-
-enum NotePosition { Top, Bottom }
-
-enum NoteDismissDirection { Horizontal, Vertical }
-
-enum NoteStatus { Visible, Dismissed, FadeIn, FadeOut }
-
-class NoteRoute<T> extends OverlayRoute<T> {
-  final Note note;
-  final Builder _builder;
-  final Completer<T> _transitionCompleter = Completer<T>();
-  final NoteStatusCallback _onStatusChanged;
-
-  Animation<double> _filterBlurAnimation;
-  Animation<Color> _filterColorAnimation;
-  Alignment _initialAlignment;
-  Alignment _endAlignment;
-  bool _wasDismissedBySwipe = false;
-  Timer _timer;
-  T _result;
-  NoteStatus currentStatus;
-
-  NoteRoute({
-    @required this.note,
-    RouteSettings settings = const RouteSettings(name: NOTE_ROUTE),
-  })  : _builder = Builder(builder: (BuildContext innerContext) {
-          return GestureDetector(
-            child: note,
-            onTap: note.onTap != null ? () => note.onTap(note) : null,
-          );
-        }),
-        _onStatusChanged = note.onStatusChanged,
-        super(settings: settings) {
-    _configureAlignment(this.note.position);
-  }
-
-  void _configureAlignment(NotePosition position) {
-    switch (note.position) {
-      case NotePosition.Top:
-        {
-          _initialAlignment = Alignment(-1.0, -2.0);
-          _endAlignment = Alignment(-1.0, -1.0);
-          break;
-        }
-      case NotePosition.Bottom:
-        {
-          _initialAlignment = Alignment(-1.0, 2.0);
-          _endAlignment = Alignment(-1.0, 1.0);
-          break;
-        }
-    }
-  }
-
-  Future<T> get completed => _transitionCompleter.future;
-
-  bool get opaque => false;
-
-  @override
-  Iterable<OverlayEntry> createOverlayEntries() {
-    final List<OverlayEntry> overlays = [];
-
-    if (note.isModal) {
-      overlays.add(
-        OverlayEntry(
-            builder: (BuildContext context) {
-              return GestureDetector(
-                onTap: note.isDismissible ? () => note.dismiss() : null,
-                child: _createBackgroundOverlay(),
-              );
-            },
-            maintainState: false,
-            opaque: opaque),
-      );
-    }
-
-    overlays.add(
-      OverlayEntry(
-          builder: (BuildContext context) {
-            final Widget annotatedChild = Semantics(
-              child: AlignTransition(
-                alignment: _animation,
-                child: note.isDismissible
-                    ? _getDismissibleNote(_builder)
-                    : _builder,
-              ),
-              focused: false,
-              container: true,
-              explicitChildNodes: true,
-            );
-            return annotatedChild;
-          },
-          maintainState: false,
-          opaque: opaque),
-    );
-
-    return overlays;
-  }
-
-  Widget _createBackgroundOverlay() {
-    if (_filterBlurAnimation != null && _filterColorAnimation != null) {
-      return AnimatedBuilder(
-        animation: _filterBlurAnimation,
-        builder: (context, child) {
-          return BackdropFilter(
-            filter: ImageFilter.blur(
-                sigmaX: _filterBlurAnimation.value,
-                sigmaY: _filterBlurAnimation.value),
-            child: Container(
-              constraints: BoxConstraints.expand(),
-              color: _filterColorAnimation.value,
-            ),
-          );
-        },
-      );
-    }
-
-    if (_filterBlurAnimation != null) {
-      return AnimatedBuilder(
-        animation: _filterBlurAnimation,
-        builder: (context, child) {
-          return BackdropFilter(
-            filter: ImageFilter.blur(
-                sigmaX: _filterBlurAnimation.value,
-                sigmaY: _filterBlurAnimation.value),
-            child: Container(
-              constraints: BoxConstraints.expand(),
-              color: Colors.transparent,
-            ),
-          );
-        },
-      );
-    }
-
-    if (_filterColorAnimation != null) {
-      AnimatedBuilder(
-        animation: _filterColorAnimation,
-        builder: (context, child) {
-          return Container(
-            constraints: BoxConstraints.expand(),
-            color: _filterColorAnimation.value,
-          );
-        },
-      );
-    }
-
-    return Container(
-      constraints: BoxConstraints.expand(),
-      color: Colors.transparent,
-    );
-  }
-
-  String dismissKey = nextId().toString();
-
-  Widget _getDismissibleNote(Widget child) {
-    return Dismissible(
-      direction: _getDismissDirection(),
-      resizeDuration: null,
-      confirmDismiss: (_) {
-        if (currentStatus == NoteStatus.FadeIn ||
-            currentStatus == NoteStatus.FadeOut) {
-          return Future.value(false);
-        }
-        return Future.value(true);
-      },
-      key: Key(dismissKey),
-      onDismissed: (_) {
-        _cancelTimer();
-        _wasDismissedBySwipe = true;
-
-        if (isCurrent) {
-          navigator.pop();
-        } else {
-          navigator.removeRoute(this);
-        }
-      },
-      child: _builder,
-    );
-  }
-
-  DismissDirection _getDismissDirection() {
-    if (note.dismissDirection == NoteDismissDirection.Horizontal) {
-      return DismissDirection.horizontal;
-    } else {
-      if (note.position == NotePosition.Top) {
-        return DismissDirection.up;
-      } else {
-        return DismissDirection.down;
-      }
-    }
-  }
-
-  @override
-  bool get finishedWhenPopped =>
-      _controller.status == AnimationStatus.dismissed;
-
-  /// The animation that drives the route's transition and the previous route's
-  /// forward transition.
-  Animation<Alignment> get animation => _animation;
-  Animation<Alignment> _animation;
-
-  /// The animation controller that the route uses to drive the transitions.
-  ///
-  /// The animation itself is exposed by the [animation] property.
-  @protected
-  AnimationController get controller => _controller;
-  AnimationController _controller;
-
-  /// Called to create the animation controller that will drive the transitions to
-  /// this route from the previous one, and back to the previous route from this
-  /// one.
-  AnimationController createAnimationController() {
-    assert(!_transitionCompleter.isCompleted,
-        'Cannot reuse a $runtimeType after disposing it.');
-    assert(note.animationDuration != null &&
-        note.animationDuration >= Duration.zero);
-    return AnimationController(
-      duration: note.animationDuration,
-      debugLabel: debugLabel,
-      vsync: navigator,
-    );
-  }
-
-  /// Called to create the animation that exposes the current progress of
-  /// the transition controlled by the animation controller created by
-  /// [createAnimationController()].
-  Animation<Alignment> createAnimation() {
-    assert(!_transitionCompleter.isCompleted,
-        'Cannot reuse a $runtimeType after disposing it.');
-    assert(_controller != null);
-    return AlignmentTween(begin: _initialAlignment, end: _endAlignment).animate(
-      CurvedAnimation(
-        parent: _controller,
-        curve: note.forwardAnimationCurve,
-        reverseCurve: note.reverseAnimationCurve,
-      ),
-    );
-  }
-
-  Animation<double> createBlurFilterAnimation() {
-    if (note.modalBackdropBlur == null) return null;
-
-    return Tween(begin: 0.0, end: note.modalBackdropBlur).animate(
-      CurvedAnimation(
-        parent: _controller,
-        curve: Interval(
-          0.0,
-          0.35,
-          curve: Curves.easeInOutCirc,
-        ),
-      ),
-    );
-  }
-
-  Animation<Color> createColorFilterAnimation() {
-    if (note.modalBackgroundColor == null) return null;
-
-    return ColorTween(begin: Colors.transparent, end: note.modalBackgroundColor)
-        .animate(
-      CurvedAnimation(
-        parent: _controller,
-        curve: Interval(
-          0.0,
-          0.35,
-          curve: Curves.easeInOutCirc,
-        ),
-      ),
-    );
-  }
-
-  void _handleStatusChanged(AnimationStatus status) {
-    switch (status) {
-      case AnimationStatus.completed:
-        currentStatus = NoteStatus.Visible;
-        _onStatusChanged?.call(currentStatus);
-        if (overlayEntries.isNotEmpty) overlayEntries.first.opaque = opaque;
-
-        break;
-      case AnimationStatus.forward:
-        currentStatus = NoteStatus.FadeIn;
-        _onStatusChanged?.call(currentStatus);
-        break;
-      case AnimationStatus.reverse:
-        currentStatus = NoteStatus.FadeOut;
-        _onStatusChanged?.call(currentStatus);
-        if (overlayEntries.isNotEmpty) overlayEntries.first.opaque = false;
-        break;
-      case AnimationStatus.dismissed:
-        assert(!overlayEntries.first.opaque);
-
-        currentStatus = NoteStatus.Dismissed;
-        _onStatusChanged?.call(currentStatus);
-
-        if (!isCurrent) {
-          navigator.finalizeRoute(this);
-          assert(overlayEntries.isEmpty);
-        }
-        break;
-    }
-    changedInternalState();
-  }
-
-  @override
-  void install(OverlayEntry insertionPoint) {
-    assert(!_transitionCompleter.isCompleted,
-        'Cannot install a $runtimeType after disposing it.');
-    _controller = createAnimationController();
-    assert(_controller != null,
-        '$runtimeType.createAnimationController() returned null.');
-    _filterBlurAnimation = createBlurFilterAnimation();
-    _filterColorAnimation = createColorFilterAnimation();
-    _animation = createAnimation();
-    assert(_animation != null, '$runtimeType.createAnimation() returned null.');
-    super.install(insertionPoint);
-  }
-
-  @override
-  TickerFuture didPush() {
-    assert(_controller != null,
-        '$runtimeType.didPush called before calling install() or after calling dispose().');
-    assert(!_transitionCompleter.isCompleted,
-        'Cannot reuse a $runtimeType after disposing it.');
-    _animation.addStatusListener(_handleStatusChanged);
-    _configureTimer();
-    super.didPush();
-    return _controller.forward();
-  }
-
-  @override
-  void didReplace(Route<dynamic> oldRoute) {
-    assert(_controller != null,
-        '$runtimeType.didReplace called before calling install() or after calling dispose().');
-    assert(!_transitionCompleter.isCompleted,
-        'Cannot reuse a $runtimeType after disposing it.');
-    if (oldRoute is NoteRoute) _controller.value = oldRoute._controller.value;
-    _animation.addStatusListener(_handleStatusChanged);
-    super.didReplace(oldRoute);
-  }
-
-  @override
-  bool didPop(T result) {
-    assert(_controller != null,
-        '$runtimeType.didPop called before calling install() or after calling dispose().');
-    assert(!_transitionCompleter.isCompleted,
-        'Cannot reuse a $runtimeType after disposing it.');
-
-    _result = result;
-    _cancelTimer();
-
-    if (_wasDismissedBySwipe) {
-      Timer(Duration(milliseconds: 200), () {
-        _controller.reset();
-      });
-
-      _wasDismissedBySwipe = false;
-    } else {
-      _controller.reverse();
-    }
-
-    return super.didPop(result);
-  }
-
-  void _configureTimer() {
-    if (note.duration != null) {
-      if (_timer != null && _timer.isActive) {
-        _timer.cancel();
-      }
-      _timer = Timer(note.duration, () {
-        if (this.isCurrent) {
-          navigator.pop();
-        } else if (this.isActive) {
-          navigator.removeRoute(this);
-        }
-      });
-    } else {
-      if (_timer != null) {
-        _timer.cancel();
-      }
-    }
-  }
-
-  void _cancelTimer() {
-    if (_timer != null && _timer.isActive) {
-      _timer.cancel();
-    }
-  }
-
-  bool canTransitionTo(NoteRoute<dynamic> nextRoute) => true;
-
-  bool canTransitionFrom(NoteRoute<dynamic> previousRoute) => true;
-
-  @override
-  void dispose() {
-    assert(!_transitionCompleter.isCompleted,
-        'Cannot dispose a $runtimeType twice.');
-    _controller?.dispose();
-    _transitionCompleter.complete(_result);
-    super.dispose();
-  }
-
-  String get debugLabel => '$runtimeType';
-}

lib/src/ux_app.dart

@@ -1,18 +0,0 @@
-import 'package:flutter/material.dart';
-
-class UxApp extends InheritedWidget {
-  final Widget child;
-
-  UxApp({this.child});
-
-  Widget build(BuildContext context) {
-    return Stack(
-      children: [Positioned.fill(child: child)],
-    );
-  }
-
-  bool updateShouldNotify(InheritedWidget oldWidget) => false;
-
-  UxApp of(BuildContext context) => context.dependOnInheritedWidgetOfExactType<UxApp>();
-}
-

lib/ux.dart

@@ -1,14 +1,11 @@
 library ux;
 
 export 'src/bend_box.dart';
-export 'src/note.dart';
-export 'src/ux_app.dart';
 export 'src/json_extension.dart';
+export 'src/bezier.dart';
 
 import 'dart:async';
-import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
-import 'src/note.dart';
 
 class UX {
   static const MethodChannel _channel = const MethodChannel('ux');
@@ -17,21 +14,4 @@ class UX {
     final String version = await _channel.invokeMethod('getPlatformVersion');
     return version;
   }
-}
+}
-
-extension UxExtension on BuildContext {
-  showText<T>(String text,
-          {bool modal = false,
-          double backdropBlur = 0.0,
-          Duration duration = const Duration(seconds: 3)}) =>
-      Note<T>(
-              duration: duration,
-              modalBackdropBlur: backdropBlur,
-              isModal: modal,
-              child: Container(
-                  decoration: BoxDecoration(color: Color(0xFF202020)),
-                  child: ListTile(
-                      title:
-                          Text(text, style: TextStyle(color: Colors.white)))))
-          .show(this);
-}

pubspec.lock

@@ -7,42 +7,42 @@ packages:
       name: archive
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.11"
+    version: "2.0.13"
   args:
     dependency: transitive
     description:
       name: args
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.5.2"
+    version: "1.6.0"
   async:
     dependency: transitive
     description:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.4.0"
+    version: "2.4.1"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.5"
+    version: "2.0.0"
   charcode:
     dependency: transitive
     description:
       name: charcode
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.2"
+    version: "1.1.3"
   collection:
     dependency: transitive
     description:
       name: collection
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.14.11"
+    version: "1.14.12"
   convert:
     dependency: transitive
     description:
@@ -56,7 +56,7 @@ packages:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.3"
+    version: "2.1.4"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -73,7 +73,7 @@ packages:
       name: image
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.4"
+    version: "2.1.12"
   matcher:
     dependency: transitive
     description:
@@ -95,13 +95,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.6.4"
-  pedantic:
-    dependency: transitive
-    description:
-      name: pedantic
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.8.0+1"
   petitparser:
     dependency: transitive
     description:
@@ -115,7 +108,7 @@ packages:
       name: quiver
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.5"
+    version: "2.1.3"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -127,7 +120,7 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.5.5"
+    version: "1.7.0"
   stack_trace:
     dependency: transitive
     description:
@@ -162,7 +155,7 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.11"
+    version: "0.2.15"
   typed_data:
     dependency: transitive
     description:
@@ -183,6 +176,6 @@ packages:
       name: xml
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.5.0"
+    version: "3.6.1"
 sdks:
   dart: ">=2.6.0 <3.0.0"