PointToImage Method

Summary

Translates a point (x,y) from the specified view perspective to this RasterImage view perspective.

Syntax

Objective-C

C++/CLI

Java

Python

public LeadPoint PointToImage( 
   RasterViewPerspective viewPerspective, 
   LeadPoint pt 
)

- (LeadPoint)pointToImage:(LTRasterViewPerspective)viewPerspective  
              sourcePoint:(LeadPoint)src

public LeadPoint pointToImage( 
   RasterViewPerspective viewPerspective, 
   LeadPoint pt 
);

public: 
LeadPoint PointToImage(  
   RasterViewPerspective viewPerspective, 
   LeadPoint pt 
)

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

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

Reference

RasterImage Class

RasterImage Members

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Help Version 23.0.2024.5.22

Leadtools Assembly

Introduction

Getting Started

Namespaces

Leadtools Namespace

Leadtools.ImageProcessing Namespace

Assemblies