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PointToImage Method

Summary
Translates a point (x,y) from the specified view perspective to this RasterImage view perspective.
Syntax
C#
Objective-C
C++/CLI
Java
Python
- (LeadPoint)pointToImage:(LTRasterViewPerspective)viewPerspective  
              sourcePoint:(LeadPoint)src 
def PointToImage(self,viewPerspective,pt): 

Parameters

viewPerspective
Source view perspective from which the point should be translated.

pt
The point to translate.

Return Value

The translated point.

Remarks

For more information, refer to Accounting for View Perspective.

For more information, refer to Changing Image Coordinates.

Example
C#
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing; 
using Leadtools.ImageProcessing.Core; 
using Leadtools.ImageProcessing.Color; 
using Leadtools.Dicom; 
using Leadtools.Drawing; 
using Leadtools.Controls; 
using Leadtools.Svg; 
 
 
public void PointFromImageExample() 
{ 
   RasterCodecs codecs = new RasterCodecs(); 
   // Load an image that has BottomLeft ViewPerspective 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "ULAY1.BMP")); 
 
   LeadPoint ImagePoint = new LeadPoint(0, 0); 
   ImagePoint = image.PointFromImage(RasterViewPerspective.TopLeft, ImagePoint); 
   Console.WriteLine(string.Format("{0},{1}", ImagePoint.X, ImagePoint.Y)); 
 
   ImagePoint.X = 0; 
   ImagePoint.Y = 0; 
   ImagePoint = image.PointToImage(RasterViewPerspective.TopLeft, ImagePoint); 
   Console.WriteLine(string.Format("{0},{1}", ImagePoint.X, ImagePoint.Y)); 
 
   image.Dispose(); 
   codecs.Dispose(); 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images"; 
} 
Requirements

Target Platforms

Help Version 23.0.2024.2.29
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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.