some fixes

src/Avalonia.Controls/Control.cs

@@ -367,35 +367,35 @@ namespace Avalonia.Controls
         }
 
         /// <summary>
-        /// Computes the <see cref="IVisual.IsMirrorTransform"/> value according to the 
+        /// Computes the <see cref="IVisual.HasMirrorTransform"/> value according to the 
         /// <see cref="FlowDirection"/> and <see cref="BypassFlowDirectionPolicies"/>
         /// </summary>
         public virtual void InvalidateFlowDirection()
         {
-            FlowDirection thisFD = this.FlowDirection;
-            FlowDirection parentFD = FlowDirection.LeftToRight;
+            var flowDirection = this.FlowDirection;
+            var parentFlowDirection = FlowDirection.LeftToRight;
 
-            bool thisBypassFlowDirectionPolicies = BypassFlowDirectionPolicies;
+            bool bypassFlowDirectionPolicies = BypassFlowDirectionPolicies;
             bool parentBypassFlowDirectionPolicies = false;
 
             var parent = this.FindAncestorOfType<Control>();
             if (parent != null)
             {
-                parentFD = parent.FlowDirection;
+                parentFlowDirection = parent.FlowDirection;
                 parentBypassFlowDirectionPolicies = parent.BypassFlowDirectionPolicies;
             }
-            else if (this.Parent is Control logicalParent)
+            else if (Parent is Control logicalParent)
             {
-                parentFD = logicalParent.FlowDirection;
+                parentFlowDirection = logicalParent.FlowDirection;
                 parentBypassFlowDirectionPolicies = logicalParent.BypassFlowDirectionPolicies;
             }
 
-            bool thisShouldBeMirrored = thisFD == FlowDirection.RightToLeft && !BypassFlowDirectionPolicies;
-            bool parentShouldBeMirrored = parentFD == FlowDirection.RightToLeft && !parentBypassFlowDirectionPolicies;
+            bool thisShouldBeMirrored = flowDirection == FlowDirection.RightToLeft && !bypassFlowDirectionPolicies;
+            bool parentShouldBeMirrored = parentFlowDirection == FlowDirection.RightToLeft && !parentBypassFlowDirectionPolicies;
 
             bool shouldApplyMirrorTransform = thisShouldBeMirrored != parentShouldBeMirrored;
 
-            IsMirrorTransform = shouldApplyMirrorTransform;
+            HasMirrorTransform = shouldApplyMirrorTransform;
         }
     }
 }

src/Avalonia.Visuals/ApiCompatBaseline.txt

@@ -182,7 +182,7 @@ InterfacesShouldHaveSameMembers : Interface member 'public Avalonia.Media.TextFo
 InterfacesShouldHaveSameMembers : Interface member 'public Avalonia.Media.GlyphRun Avalonia.Platform.ITextShaperImpl.ShapeText(Avalonia.Utilities.ReadOnlySlice<System.Char>, Avalonia.Media.Typeface, System.Double, System.Globalization.CultureInfo)' is present in the contract but not in the implementation.
 MembersMustExist : Member 'public Avalonia.Media.GlyphRun Avalonia.Platform.ITextShaperImpl.ShapeText(Avalonia.Utilities.ReadOnlySlice<System.Char>, Avalonia.Media.Typeface, System.Double, System.Globalization.CultureInfo)' does not exist in the implementation but it does exist in the contract.
 MembersMustExist : Member 'protected void Avalonia.Rendering.RendererBase.RenderFps(Avalonia.Platform.IDrawingContextImpl, Avalonia.Rect, System.Nullable<System.Int32>)' does not exist in the implementation but it does exist in the contract.
-InterfacesShouldHaveSameMembers : Interface member 'public System.Boolean Avalonia.VisualTree.IVisual.IsMirrorTransform' is present in the implementation but not in the contract.
-InterfacesShouldHaveSameMembers : Interface member 'public System.Boolean Avalonia.VisualTree.IVisual.IsMirrorTransform.get()' is present in the implementation but not in the contract.
+InterfacesShouldHaveSameMembers : Interface member 'public System.Boolean Avalonia.VisualTree.IVisual.HasMirrorTransform' is present in the implementation but not in the contract.
+InterfacesShouldHaveSameMembers : Interface member 'public System.Boolean Avalonia.VisualTree.IVisual.HasMirrorTransform.get()' is present in the implementation but not in the contract.
 MembersMustExist : Member 'public void Avalonia.Utilities.ReadOnlySlice<T>..ctor(System.ReadOnlyMemory<T>, System.Int32, System.Int32)' does not exist in the implementation but it does exist in the contract.
 Total Issues: 186

src/Avalonia.Visuals/Rendering/ImmediateRenderer.cs

@@ -285,7 +285,7 @@ namespace Avalonia.Rendering
                     renderTransform = (-offset) * visual.RenderTransform.Value * (offset);
                 }
 
-                if (visual.IsMirrorTransform)
+                if (visual.HasMirrorTransform)
                 {
                     var mirrorMatrix = new Matrix(-1.0, 0.0, 0.0, 1.0, visual.Bounds.Width, 0);
                     renderTransform *= mirrorMatrix;

src/Avalonia.Visuals/Rendering/SceneGraph/SceneBuilder.cs

@@ -195,7 +195,7 @@ namespace Avalonia.Rendering.SceneGraph
                     renderTransform = (-offset) * visual.RenderTransform.Value * (offset);
                 }
 
-                if (visual.IsMirrorTransform)
+                if (visual.HasMirrorTransform)
                 {
                     var mirrorMatrix = new Matrix(-1.0, 0.0, 0.0, 1.0, visual.Bounds.Width, 0);
                     renderTransform *= mirrorMatrix;

src/Avalonia.Visuals/Visual.cs

@@ -69,10 +69,10 @@ namespace Avalonia
             AvaloniaProperty.Register<Visual, IBrush?>(nameof(OpacityMask));
 
         /// <summary>
-        /// Defines the <see cref="IsMirrorTransform"/> property.
+        /// Defines the <see cref="HasMirrorTransform"/> property.
         /// </summary>
-        public static readonly DirectProperty<Visual, bool> IsMirrorTransformProperty =
-            AvaloniaProperty.RegisterDirect<Visual, bool>(nameof(IsMirrorTransform), o => o.IsMirrorTransform);
+        public static readonly DirectProperty<Visual, bool> HasMirrorTransformProperty =
+            AvaloniaProperty.RegisterDirect<Visual, bool>(nameof(HasMirrorTransform), o => o.HasMirrorTransform);
 
         /// <summary>
         /// Defines the <see cref="RenderTransform"/> property.
@@ -102,7 +102,7 @@ namespace Avalonia
         private TransformedBounds? _transformedBounds;
         private IRenderRoot? _visualRoot;
         private IVisual? _visualParent;
-        private bool _isMirrorTransform;
+        private bool _hasMirrorTransform;
 
         /// <summary>
         /// Initializes static members of the <see cref="Visual"/> class.
@@ -115,7 +115,7 @@ namespace Avalonia
                 ClipToBoundsProperty,
                 IsVisibleProperty,
                 OpacityProperty,
-                IsMirrorTransformProperty);
+                HasMirrorTransformProperty);
             RenderTransformProperty.Changed.Subscribe(RenderTransformChanged);
             ZIndexProperty.Changed.Subscribe(ZIndexChanged);
         }
@@ -230,10 +230,10 @@ namespace Avalonia
         /// <summary>
         /// Gets or sets a value indicating whether to apply mirror transform on this control.
         /// </summary>
-        public bool IsMirrorTransform 
+        public bool HasMirrorTransform 
         { 
-            get { return _isMirrorTransform; }
-            protected set { SetAndRaise(IsMirrorTransformProperty, ref _isMirrorTransform, value); }
+            get { return _hasMirrorTransform; }
+            protected set { SetAndRaise(HasMirrorTransformProperty, ref _hasMirrorTransform, value); }
         }
 
         /// <summary>

src/Avalonia.Visuals/VisualExtensions.cs

@@ -110,7 +110,7 @@ namespace Avalonia
                     result *= renderTransform;
                 }
 
-                if (v.IsMirrorTransform)
+                if (v.HasMirrorTransform)
                 {
                     var mirrorMatrix = new Matrix(-1.0, 0.0, 0.0, 1.0, v.Bounds.Width, 0);
                     result *= mirrorMatrix;

src/Avalonia.Visuals/VisualTree/IVisual.cs

@@ -78,7 +78,7 @@ namespace Avalonia.VisualTree
         /// <summary>
         /// Gets a value indicating whether to apply mirror transform on this control.
         /// </summary>
-        bool IsMirrorTransform { get; }
+        bool HasMirrorTransform { get; }
 
         /// <summary>
         /// Gets or sets the render transform of the control.