Merge pull request #48 from dynamsoft-docs/preview

update to internal commit 5d48c3a8

Author: Dynamsoft-Henry

programming/maui/api-reference/camera-view.md

@@ -43,38 +43,34 @@ The constructor. Create an instance of `CameraView`.
 CameraView();
 ```
 
-**Return Value**
-
-An instance of `CameraView`.
-
 ### TorchButton
 
 The property that defines a torch button. User can click the button to turn on/off the torch. View [`TorchButton`]({{ site.dce_maui_api }}torch-button.html) class for how more information about how to configure the torch button.
 
 ```csharp
-TorchButton TorchButton
+TorchButton TorchButton { get; set; }
 ```
 
 ### TorchButtonVisible
 
 The property that defines whether the torch button is visible.
 
 ```csharp
-bool TorchButtonVisible
+bool TorchButtonVisible { get; set; }
 ```
 
 ### ScanRegionMaskVisible
 
 The property that defines whether the scan region mask is visible.
 
 ```csharp
-bool ScanRegionMaskVisible
+bool ScanRegionMaskVisible { get; set; }
 ```
 
 ### ScanLaserVisible
 
 The property that defines whether the scan laser is visible.
 
 ```csharp
-bool ScanLaserVisible
+bool ScanLaserVisible { get; set; }
 ```