use FilterQuality.low to default when draw image layer to fix some image render sawtooth (#230)

CHANGELOG.md

@@ -1,3 +1,6 @@
+## [1.4.2]
+- Use `FilterQuality.low` as default to draw image layers.
+
 ## [1.4.1]
 - Allow `AlignmentGeometry` for `alignment`.
 

example/pubspec.lock

@@ -143,7 +143,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "1.4.0"
+    version: "1.4.2"
   matcher:
     dependency: transitive
     description:

lib/src/lottie.dart

@@ -311,7 +311,7 @@ class Lottie extends StatefulWidget {
   /// The quality of the image layer. See [FilterQuality]
   /// [FilterQuality.high] is highest quality but slowest.
   ///
-  /// Defaults to [FilterQuality.none]
+  /// Defaults to [FilterQuality.low]
   final FilterQuality? filterQuality;
 
   static bool get traceEnabled => L.traceEnabled;

lib/src/lottie_builder.dart

@@ -369,7 +369,7 @@ class LottieBuilder extends StatefulWidget {
   /// The quality of the image layer. See [FilterQuality]
   /// [FilterQuality.high] is highest quality but slowest.
   ///
-  /// Defaults to [FilterQuality.none]
+  /// Defaults to [FilterQuality.low]
   final FilterQuality? filterQuality;
 
   /// A callback called when there is a warning during the loading or painting

lib/src/model/layer/image_layer.dart

@@ -25,7 +25,7 @@ class ImageLayer extends BaseLayer {
     }
     var density = window.devicePixelRatio;
 
-    paint.filterQuality = lottieDrawable.filterQuality ?? FilterQuality.none;
+    paint.filterQuality = lottieDrawable.filterQuality ?? FilterQuality.low;
     paint.setAlpha(parentAlpha);
     if (_colorFilterAnimation != null) {
       paint.colorFilter = _colorFilterAnimation!.value;

pubspec.yaml

@@ -1,6 +1,6 @@
 name: lottie
 description: Render After Effects animations natively on Flutter. This package is a pure Dart implementation of a Lottie player.
-version: 1.4.1
+version: 1.4.2
 homepage: https://github.com/xvrh/lottie-flutter
 
 environment: