Merge pull request #584 from xamarin/camera_ios_fix

davidbritch · web-flow · commit d571396031cb · 2020-02-27T15:02:25.000Z
Update PreviewLayer in LayoutSubviews not Draw
diff --git a/CustomRenderers/View/iOS/UICameraPreview.cs b/CustomRenderers/View/iOS/UICameraPreview.cs
@@ -25,10 +25,12 @@ public UICameraPreview (CameraOptions options)
 			Initialize ();
 		}
 
-		public override void Draw (CGRect rect)
+		public override void LayoutSubviews()
 		{
-			base.Draw (rect);
-			previewLayer.Frame = rect;
+			base.LayoutSubviews();
+
+			if (previewLayer != null)
+				previewLayer.Frame = Bounds;
 		}
 
 		public override void TouchesBegan (NSSet touches, UIEvent evt)

Original file line number	Diff line number	Diff line change
`@@ -25,10 +25,12 @@ public UICameraPreview (CameraOptions options)`
`25`	`25`	`Initialize ();`
`26`	`26`	`}`
`27`	`27`
`28`		`- public override void Draw (CGRect rect)`
	`28`	`+ public override void LayoutSubviews()`
`29`	`29`	`{`
`30`		`- base.Draw (rect);`
`31`		`- previewLayer.Frame = rect;`
	`30`	`+ base.LayoutSubviews();`
	`31`	`+`
	`32`	`+ if (previewLayer != null)`
	`33`	`+ previewLayer.Frame = Bounds;`
`32`	`34`	`}`
`33`	`35`
`34`	`36`	`public override void TouchesBegan (NSSet touches, UIEvent evt)`