Simulator #8

Author: SaadArdati

lib/src/api/mixins.dart

@@ -899,6 +899,9 @@ enum RowColumnType {
 /// column.
 /// This contains common properties of row and columns.
 mixin RowColumnMixin on BaseNode {
+  @override
+  bool get supportsRotation => false;
+
   /// Whether the node is a row/column.
   late RowColumnType rowColumnType;
 
@@ -933,7 +936,10 @@ mixin RowColumnMixin on BaseNode {
 }
 
 /// A mixin that allows node behave like a placeholder for other nodes.
-mixin PlaceholderMixin on BaseNode {}
+mixin PlaceholderMixin on BaseNode {
+  @override
+  bool get supportsRotation => false;
+}
 
 /// Represents the physics for scrolling on scrollable nodes like list view.
 /// Corresponds to [ScrollPhysics] in Flutter.
@@ -1021,6 +1027,9 @@ enum ScrollViewKeyboardDismissBehaviorC {
 /// Nodes like [ListViewNode], [RowColumnNode] and [CanvasNode] uses this to
 /// provide options for its scroll behavior.
 mixin ScrollableMixin on BaseNode {
+  @override
+  bool get supportsRotation => false;
+
   /// Whether this widget enforces its scrollable behavior.
   /// [CanvasNode]s do not need to be scrollable but can.
   /// [ListViewNode]s, on the other hand, must be scrollable.

lib/src/api/nodes/app_bar_node.dart

@@ -25,6 +25,18 @@ class AppBarNode extends SceneNode
   /// Holds configurable properties of the app bar.
   AppBarProperties properties;
 
+  @override
+  bool get supportsMargin => false;
+
+  @override
+  bool get supportsRotation => false;
+
+  @override
+  bool get supportsConstraints => false;
+
+  @override
+  bool get supportsVisibility => false;
+
   /// Creates a new [AppBarNode] instance.
   AppBarNode({
     required super.id,

lib/src/api/nodes/base_node.dart

@@ -49,6 +49,9 @@ abstract class BaseNode
   /// Whether this node is visible or not.
   bool visible;
 
+  /// Determines whether this node supports visibility or not.
+  bool get supportsVisibility => true;
+
   BoxConstraintsModel _constraints;
 
   /// Constraints apply to the [middleBoxLocal].
@@ -66,6 +69,10 @@ abstract class BaseNode
   @JsonKey(includeFromJson: false, includeToJson: false)
   BoxConstraintsModel get resolvedConstraints => _resolvedConstraints;
 
+  /// Determines whether this node supports constraints or not.
+  @JsonKey(includeFromJson: false, includeToJson: false)
+  bool get supportsConstraints => true;
+
   /// Edge Pins apply to the [outerBoxLocal].
   /// See [EdgePinsModel] for more info on how to define the edge pins.
   // @JsonKey(excludeIf: excludeEdgePinsIf)
@@ -325,6 +332,10 @@ abstract class BaseNode
   @JsonKey(includeFromJson: false, includeToJson: false)
   double globalRotationRadians;
 
+  /// Determines whether this node allows itself to be rotated or not.
+  @JsonKey(includeFromJson: false, includeToJson: false)
+  bool get supportsRotation => true;
+
   /// A simple label for console debugging.
   @JsonKey(includeFromJson: false, includeToJson: false)
   String get debugLabel => '$name [$id]';
@@ -338,6 +349,10 @@ abstract class BaseNode
   @JsonKey(includeFromJson: false, includeToJson: false)
   bool get supportsPadding => false;
 
+  /// Determines whether this node supports margin.
+  @JsonKey(includeFromJson: false, includeToJson: false)
+  bool get supportsMargin => true;
+
   /// Width of the node in fraction of the parent's width.
   /// [widthFactor] of [0.5] means that the node will be half the width of its
   /// parent.

lib/src/api/nodes/canvas_node.dart

@@ -22,6 +22,12 @@ class CanvasNode extends ParentNode
   @override
   final bool supportsPadding = true;
 
+  @override
+  bool get supportsMargin => false;
+
+  @override
+  bool get supportsRotation => false;
+
   /// Time of creation.
   @DateTimeConverter()
   late DateTime createdTimestamp;

lib/src/api/nodes/spacer_node.dart

@@ -13,6 +13,9 @@ class SpacerNode extends SceneNode {
   @override
   final String type = 'spacer';
 
+  @override
+  bool get supportsMargin => false;
+
   /// Creates a new [SpacerNode] with the given data.
   SpacerNode({
     required super.id,