Browser optimizations

src.csharp/AlphaTab.Windows/WinForms/ControlContainer.cs

@@ -1,6 +1,7 @@
 using System.Drawing;
 using System.Windows.Forms;
 using AlphaTab.Platform;
+using AlphaTab.Rendering.Utils;
 
 namespace AlphaTab.WinForms
 {
@@ -42,18 +43,6 @@ public ControlContainer(Control control)
             );
         }
 
-        public double Top
-        {
-            get => Control.Top;
-            set => Control.Top = (int)value;
-        }
-
-        public double Left
-        {
-            get => Control.Left;
-            set => Control.Left = (int)value;
-        }
-
         public double Width
         {
             get => Control.ClientSize.Width - Control.Padding.Horizontal;
@@ -116,6 +105,41 @@ public void Clear()
             Control.Controls.Clear();
         }
 
+        private readonly Bounds _lastBounds = new Bounds();
+
+        public Bounds GetBounds()
+        {
+            return _lastBounds;
+        }
+
+        public void SetBounds(double x, double y, double w, double h)
+        {
+            if (double.IsNaN(x))
+            {
+                x = _lastBounds.X;
+            }
+            if (double.IsNaN(y))
+            {
+                y = _lastBounds.Y;
+            }
+            if (double.IsNaN(w))
+            {
+                w = _lastBounds.W;
+            }
+            if (double.IsNaN(h))
+            {
+                h = _lastBounds.H;
+            }
+            Control.Left = (int)x;
+            Control.Top = (int)y;
+            Control.Width = (int)w;
+            Control.Height = (int)h;
+            _lastBounds.X = x;
+            _lastBounds.Y = y;
+            _lastBounds.W = w;
+            _lastBounds.H = h;
+        }
+
         public IEventEmitter Resize { get; set; }
         public IEventEmitterOfT<IMouseEventArgs> MouseDown { get; set; }
         public IEventEmitterOfT<IMouseEventArgs> MouseMove { get; set; }

src.csharp/AlphaTab.Windows/WinForms/WinFormsUiFacade.cs

@@ -212,7 +212,7 @@ public override void RemoveHighlights()
         {
         }
 
-        public override void HighlightElements(string groupId)
+        public override void HighlightElements(string groupId, double masterBarIndex)
         {
         }
 

src.csharp/AlphaTab.Windows/Wpf/FrameworkElementContainer.cs

@@ -3,6 +3,7 @@
 using System.Windows.Controls;
 using System.Windows.Media.Animation;
 using AlphaTab.Platform;
+using AlphaTab.Rendering.Utils;
 
 namespace AlphaTab.Wpf
 {
@@ -44,18 +45,6 @@ public FrameworkElementContainer(FrameworkElement control)
             );
         }
 
-        public double Top
-        {
-            get => (float) Canvas.GetTop(Control);
-            set => Canvas.SetTop(Control, value);
-        }
-
-        public double Left
-        {
-            get => (float) Canvas.GetLeft(Control);
-            set => Canvas.SetLeft(Control, value);
-        }
-
         public double Width
         {
             get => (float) Control.ActualWidth;
@@ -133,7 +122,6 @@ public void TransitionToX(double duration, double x)
                 new DoubleAnimation(x, new Duration(TimeSpan.FromMilliseconds(duration))));
         }
 
-
         public void Clear()
         {
             if (Control is Panel p)
@@ -142,6 +130,42 @@ public void Clear()
             }
         }
 
+        private readonly Bounds _lastBounds = new Bounds();
+
+        public Bounds GetBounds()
+        {
+            return _lastBounds;
+        }
+
+        public void SetBounds(double x, double y, double w, double h)
+        {
+            if (double.IsNaN(x))
+            {
+                x = _lastBounds.X;
+            }
+            if (double.IsNaN(y))
+            {
+                y = _lastBounds.Y;
+            }
+            if (double.IsNaN(w))
+            {
+                w = _lastBounds.W;
+            }
+            if (double.IsNaN(h))
+            {
+                h = _lastBounds.H;
+            }
+
+            Canvas.SetLeft(Control, x);
+            Canvas.SetTop(Control, y);
+            Control.Width = w;
+            Control.Height = h;
+            _lastBounds.X = x;
+            _lastBounds.Y = y;
+            _lastBounds.W = w;
+            _lastBounds.H = h;
+        }
+
         public IEventEmitter Resize { get; set; }
         public IEventEmitterOfT<IMouseEventArgs> MouseDown { get; set; }
         public IEventEmitterOfT<IMouseEventArgs> MouseMove { get; set; }

src.csharp/AlphaTab.Windows/Wpf/WpfUiFacade.cs

@@ -258,7 +258,7 @@ public override void RemoveHighlights()
         {
         }
 
-        public override void HighlightElements(string groupId)
+        public override void HighlightElements(string groupId, double masterBarIndex)
         {
         }
 

src.csharp/AlphaTab/Platform/CSharp/ManagedUiFacade.cs

@@ -91,7 +91,7 @@ public virtual void InitialRender()
         public abstract Cursors? CreateCursors();
         public abstract void BeginInvoke(Action action);
         public abstract void RemoveHighlights();
-        public abstract void HighlightElements(string groupId);
+        public abstract void HighlightElements(string groupId, double masterBarIndex);
         public abstract IContainer? CreateSelectionElement();
         public abstract IContainer GetScrollContainer();
         public abstract Bounds GetOffset(IContainer? scrollElement, IContainer container);