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UpdateImage Method

Summary

Update the image of an item.

Syntax

C#
VB
C++
public void UpdateImage( 
   ImageViewerItem item, 
   RasterImage image, 
   int pageNumber 
) 
Public Sub UpdateImage( 
   ByVal item As ImageViewerItem, 
   ByVal image As RasterImage, 
   ByVal pageNumber As Integer 
) 
public:  
   void UpdateImage( 
      ImageViewerItem^ item, 
      RasterImage^ image, 
      int pageNumber 
   ) 

Parameters

item

Item to update

image

New image. If this is null, then the item will be empty after this method returns.

pageNumber

1-based page number of image. Pass 1 if image contains a single page (frame).

Remarks

This method lets you quickly update the ImageViewerItem.Image value. It is the equivalent of the following code:

ImageViewerItem item = imageViewer.Items[some index]; 
item.Image = image; 

Requirements

Target Platforms

Help Version 19.0.2017.10.19
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