From ec8002ea05de842ad502aa906a7a80d8007b83d4 Mon Sep 17 00:00:00 2001
From: matt Sullivan <matt.j.sullivan@gmail.com>
Date: Fri, 11 Jun 2021 13:49:03 -0700
Subject: [PATCH] Exposes antialiasing option in Rive and RiveAnimation

---
 example/lib/simple_animation.dart   |  1 +
 lib/src/rive.dart                   | 11 +++++++++
 lib/src/widgets/rive_animation.dart | 38 +++++++++++++++--------------
 3 files changed, 32 insertions(+), 18 deletions(-)

diff --git a/example/lib/simple_animation.dart b/example/lib/simple_animation.dart
index c15b1ef..a5b51b9 100644
--- a/example/lib/simple_animation.dart
+++ b/example/lib/simple_animation.dart
@@ -15,6 +15,7 @@ class SimpleAnimation extends StatelessWidget {
         child: RiveAnimation.network(
           'https://cdn.rive.app/animations/vehicles.riv',
           fit: BoxFit.cover,
+          antialiasing: false,
         ),
       ),
     );
diff --git a/lib/src/rive.dart b/lib/src/rive.dart
index f02d229..99896ac 100644
--- a/lib/src/rive.dart
+++ b/lib/src/rive.dart
@@ -6,6 +6,7 @@ import 'package:rive/src/rive_render_box.dart';
 import 'package:rive/src/runtime_artboard.dart';
 
 class Rive extends LeafRenderObjectWidget {
+  /// Artboard used for drawing
   final Artboard artboard;
 
   /// Determines whether to use the inherent size of the [artboard], i.e. the
@@ -27,12 +28,19 @@ class Rive extends LeafRenderObjectWidget {
   /// this to `true`.
   final bool useArtboardSize;
 
+  /// Fit for the rendering artboard
   final BoxFit fit;
+
+  /// Alignment for the rendering artboard
   final Alignment alignment;
 
+  /// Enables/disables anitalising
+  final bool antialiasing;
+
   const Rive({
     required this.artboard,
     this.useArtboardSize = false,
+    this.antialiasing = true,
     BoxFit? fit,
     Alignment? alignment,
   })  : fit = fit ?? BoxFit.contain,
@@ -40,6 +48,8 @@ class Rive extends LeafRenderObjectWidget {
 
   @override
   RenderObject createRenderObject(BuildContext context) {
+    // Doing this here and not in constructor so it can remain const
+    artboard.antialiasing = antialiasing;
     return RiveRenderObject(artboard as RuntimeArtboard)
       ..fit = fit
       ..alignment = alignment
@@ -50,6 +60,7 @@ class Rive extends LeafRenderObjectWidget {
   @override
   void updateRenderObject(
       BuildContext context, covariant RiveRenderObject renderObject) {
+    artboard.antialiasing = antialiasing;
     renderObject
       ..artboard = artboard
       ..fit = fit
diff --git a/lib/src/widgets/rive_animation.dart b/lib/src/widgets/rive_animation.dart
index 9075c3e..6857c48 100644
--- a/lib/src/widgets/rive_animation.dart
+++ b/lib/src/widgets/rive_animation.dart
@@ -15,15 +15,31 @@ enum _Source {
 /// animation are not specified, the default artboard and first animation fonund
 /// within it are used.
 class RiveAnimation extends StatefulWidget {
+  /// The asset name or url
   final String name;
+
+  /// The type of source used to retrieve the asset
   final _Source src;
+
+  /// The name of the artboard to use; default artboard if not specified
   final String? artboard;
+
+  /// List of animations to play; default animation if not specified
   final List<String> animations;
+
+  /// List of state machines to play; none will play if not specified
   final List<String> stateMachines;
+
+  /// Fit for the animation in the widget
   final BoxFit? fit;
+
+  /// Alignment for the animation in the widget
   final Alignment? alignment;
 
-  /// Widget displayed while the rive is loading.
+  /// Enable/disable antialiasing when rendering
+  final bool antialiasing;
+
+  /// Widget displayed while the rive is loading
   final Widget? placeHolder;
 
   /// Creates a new RiveAnimation from an asset bundle
@@ -35,6 +51,7 @@ class RiveAnimation extends StatefulWidget {
     this.fit,
     this.alignment,
     this.placeHolder,
+    this.antialiasing = true,
   }) : src = _Source.asset;
 
   const RiveAnimation.network(
@@ -45,6 +62,7 @@ class RiveAnimation extends StatefulWidget {
     this.fit,
     this.alignment,
     this.placeHolder,
+    this.antialiasing = true,
   }) : src = _Source.network;
 
   @override
@@ -88,23 +106,6 @@ class _RiveAnimationState extends State<RiveAnimation> {
     final res = await http.get(Uri.parse(widget.name));
     final data = ByteData.view(res.bodyBytes.buffer);
     _init(data);
-    // final client = HttpClient();
-    // final contents = <int>[];
-
-    // client
-    //     .getUrl(Uri.parse(widget.name))
-    //     .then(
-    //       (req) async => req.close(),
-    //     )
-    //     .then(
-    //       (res) => res.listen(
-    //         contents.addAll,
-    //         onDone: () {
-    //           final data = ByteData.view(Uint8List.fromList(contents).buffer);
-    //           _init(data);
-    //         },
-    //       ),
-    //     );
   }
 
   /// Initializes the artboard, animation, and controller
@@ -157,6 +158,7 @@ class _RiveAnimationState extends State<RiveAnimation> {
           artboard: _artboard!,
           fit: widget.fit,
           alignment: widget.alignment,
+          antialiasing: widget.antialiasing,
         )
       : widget.placeHolder ?? const SizedBox();
 }