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Resolution Property

Summary

Resolution of the item in dots per inch (DPI).

Syntax
C#
C++
public LeadSizeD Resolution { get; set; } 
vb[VB Syntax] 
Public Property Resolution() As LeadSizeD 
   Get 
   Set 
public:  
   property LeadSizeD^ Resolution 
   { 
      LeadSizeD^ get() 
      void set(LeadSizeD^ value) 
   } 

Property Value

The resolution (in dots per inch) of the original image data if accounting for the logical size of the image when displayed is desired. Default value is 0,0.

Remarks

This value is important when UseDpi is used. A value of 0 means use the current screen resolution. This is the same value set in ScreenDpi.

For more information, refer to Image Viewer Items.

Example
C#
using Leadtools; 
using Leadtools.Controls; 
using Leadtools.Codecs; 
using Leadtools.Drawing; 
 
using Leadtools.ImageProcessing; 
using Leadtools.ImageProcessing.Color; 
 
public void ImageViewerItemResolution_Example() 
{ 
   string fileName = Path.Combine(LEAD_VARS.ImagesDir, string.Format("ocr1.tif")); 
 
   LeadSize imageSize; 
   int pageCount; 
   LeadSizeD resolution; 
 
   using (RasterCodecs codecs = new RasterCodecs()) 
   { 
      using (CodecsImageInfo info = codecs.GetInformation(fileName, true)) 
      { 
         imageSize = LeadSize.Create(info.Width, info.Height); 
         pageCount = info.TotalPages; 
         resolution = LeadSizeD.Create(info.XResolution, info.YResolution); 
      } 
 
      _imageViewer.BeginTransform(); 
      for (int itemIndex = 0; itemIndex < pageCount; itemIndex++) 
      { 
         ImageViewerItem item = new ImageViewerItem(); 
         item.Text = "Item" + itemIndex.ToString(); 
 
         item.Size = imageSize; 
         item.ImageSize = imageSize; 
         item.Resolution = resolution; 
         item.Tag = itemIndex + 1; // save page number in Tag 
 
         _imageViewer.Items.Add(item); 
      } 
      _imageViewer.EndTransform(); 
   } 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images"; 
} 
Requirements

Target Platforms

Help Version 22.0.2022.4.4
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Leadtools.Controls Assembly

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© 1991-2022 LEAD Technologies, Inc. All Rights Reserved.