From 38b2fe1ff8d25c09f645674308a7d4f0cbd8b099 Mon Sep 17 00:00:00 2001
From: ertgrulll <ertgrulll@outlook.com>
Date: Sun, 4 Jul 2021 02:51:01 +0300
Subject: [PATCH 1/2] Added onFinished callback to TextLiquidFill, updated
 readme, updated example

---
 README.md                     |  5 ++++-
 example/lib/main.dart         |  3 +++
 lib/src/text_liquid_fill.dart | 26 ++++++++++++++++++++++++++
 3 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index e71a4fb..7550eb2 100644
--- a/README.md
+++ b/README.md
@@ -135,7 +135,7 @@ AnimatedTextKit(
       speed: const Duration(milliseconds: 2000),
     ),
   ],
-  
+
   totalRepeatCount: 4,
   pause: const Duration(milliseconds: 1000),
   displayFullTextOnTap: true,
@@ -409,6 +409,9 @@ return SizedBox(
       fontWeight: FontWeight.bold,
     ),
     boxHeight: 300.0,
+    onFinished: () {
+      print("Animation finished!");
+    },
   ),
 );
 ```
diff --git a/example/lib/main.dart b/example/lib/main.dart
index c5c618b..277b9c5 100644
--- a/example/lib/main.dart
+++ b/example/lib/main.dart
@@ -287,6 +287,9 @@ List<AnimatedTextExample> animatedTextExamples({VoidCallback? onTap}) =>
             fontWeight: FontWeight.bold,
           ),
           boxHeight: 300,
+          onFinished: () {
+            //This is called at the animation end
+          },
         ),
       ),
       AnimatedTextExample(
diff --git a/lib/src/text_liquid_fill.dart b/lib/src/text_liquid_fill.dart
index ca202b4..4be3196 100644
--- a/lib/src/text_liquid_fill.dart
+++ b/lib/src/text_liquid_fill.dart
@@ -1,6 +1,13 @@
+import "dart:async";
 import 'dart:math';
 import 'package:flutter/material.dart';
 
+void main() {
+  var counterStream =
+      Stream<int>.periodic(const Duration(seconds: 1), (x) => x).take(15);
+  counterStream.forEach(print);
+}
+
 /// Animation that displays a [text] element, coloring it to look like sloshing
 /// water is filling it up.
 ///
@@ -55,6 +62,9 @@ class TextLiquidFill extends StatefulWidget {
   /// By default, the animation will load to 1.0 (100%).
   final double loadUntil;
 
+  /// Adds the onFinished [VoidCallback] to the animated widget.
+  final VoidCallback? onFinished;
+
   TextLiquidFill({
     Key? key,
     required this.text,
@@ -68,6 +78,7 @@ class TextLiquidFill extends StatefulWidget {
     this.boxBackgroundColor = Colors.black,
     this.waveColor = Colors.blueAccent,
     this.loadUntil = 1.0,
+    this.onFinished,
   })  : assert(loadUntil > 0 && loadUntil <= 1.0),
         super(key: key);
 
@@ -97,6 +108,19 @@ class _TextLiquidFillState extends State<TextLiquidFill>
       vsync: this,
       duration: widget.loadDuration,
     );
+
+    //If exist, call onFisihed callback on animation end and remove listener.
+    if (widget.onFinished != null) {
+      late Callback statusListener;
+      statusListener = (status) {
+        if (status == AnimationStatus.completed) {
+          widget.onFinished?.call();
+          _loadController.removeStatusListener(statusListener);
+        }
+      };
+      _loadController.addStatusListener(statusListener);
+    }
+
     _loadValue = Tween<double>(
       begin: 0.0,
       end: widget.loadUntil,
@@ -215,3 +239,5 @@ class _WavePainter extends CustomPainter {
     return true;
   }
 }
+
+typedef Callback = void Function(AnimationStatus);

From f64bfb8df82f444da19e2e3567dc7fed8d1e5bfb Mon Sep 17 00:00:00 2001
From: ertgrulll <65064049+ertgrulll@users.noreply.github.com>
Date: Sun, 4 Jul 2021 06:01:03 +0300
Subject: [PATCH 2/2] Update text_liquid_fill.dart

---
 lib/src/text_liquid_fill.dart | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/lib/src/text_liquid_fill.dart b/lib/src/text_liquid_fill.dart
index 4be3196..7bd02dd 100644
--- a/lib/src/text_liquid_fill.dart
+++ b/lib/src/text_liquid_fill.dart
@@ -1,13 +1,6 @@
-import "dart:async";
 import 'dart:math';
 import 'package:flutter/material.dart';
 
-void main() {
-  var counterStream =
-      Stream<int>.periodic(const Duration(seconds: 1), (x) => x).take(15);
-  counterStream.forEach(print);
-}
-
 /// Animation that displays a [text] element, coloring it to look like sloshing
 /// water is filling it up.
 ///