Various fixes

submodules/TelegramUI/Components/AudioWaveformComponent/Sources/AudioWaveformComponent.swift

@@ -72,6 +72,9 @@ public final class AudioWaveformComponent: Component {
             var foregroundColor: UIColor
         }
         
+        public final class CloneLayer: SimpleLayer {
+        }
+        
         private final class LayerImpl: SimpleLayer {
             private var shimmerNode: ShimmerEffectNode?
             private var shimmerMask: SimpleLayer?
@@ -158,6 +161,22 @@ public final class AudioWaveformComponent: Component {
                     }
                 }
             }
+            
+            weak var cloneLayer: CloneLayer? {
+                didSet {
+                    if let cloneLayer = self.cloneLayer {
+                        cloneLayer.contents = self.contents
+                    }
+                }
+            }
+            
+            override public var contents: Any? {
+                didSet {
+                    if let cloneLayer = self.cloneLayer {
+                        cloneLayer.contents = self.contents
+                    }
+                }
+            }
         }
         
         override public static var layerClass: AnyClass {
@@ -224,6 +243,12 @@ public final class AudioWaveformComponent: Component {
             self.statusDisposable?.dispose()
         }
         
+        public var cloneLayer: CloneLayer? {
+            didSet {
+                (self.layer as! LayerImpl).cloneLayer = self.cloneLayer
+            }
+        }
+        
         @objc private func panGesture(_ recognizer: UIPanGestureRecognizer) {
             var location = recognizer.location(in: self)
             location.x -= self.bounds.minX
@@ -392,7 +417,7 @@ public final class AudioWaveformComponent: Component {
                 }
             }
         }
-        
+    
         override public func draw(_ rect: CGRect) {
             guard let component = self.component else {
                 return