AnnObject Property

Summary

Gets the owner annotation object.

Syntax

Objective-C

C++/CLI

Java

Python

public AnnObject AnnObject { get; }

@property (nonatomic, strong, readonly, nullable) LTAnnObject *annObject;

public AnnObject getAnnObject()

public:  
   property AnnObject^ AnnObject 
   { 
      AnnObject^ get() 
   }

AnnObject # get  (AnnLoadPictureEventArgs)

Property Value

The owner annotation object.

Example

using Leadtools.Annotations.Automation; 
using Leadtools.Annotations.Engine; 
using Leadtools.Annotations.Rendering; 
using Leadtools.Codecs; 
using Leadtools.Annotations; 
using Leadtools.WinForms; 
 
public void AnnRenderingEngine_LoadPicture() 
{ 
   // get the current rendering engine 
   AnnRenderingEngine renderingEngine = _automation.AutomationControl.RenderingEngine; 
 
   // Change the default loading object placeholder to be a green border with semi-transparent background 
   AnnStroke stroke = AnnStroke.Create(AnnSolidColorBrush.Create("Green"), LeadLengthD.Create(1)); 
   AnnBrush fill = AnnSolidColorBrush.Create("rgba(0, 0, 0, 0.5)"); 
 
   renderingEngine.LoadingPictureStroke = stroke; 
   renderingEngine.LoadingPictureFill = fill; 
 
   // Hook to the LoadPicture event 
   renderingEngine.LoadPicture += renderingEngine_LoadPicture; 
 
   // Create a new AnnHotspotObject with a picture from a remote server 
   double inch = 720; 
   AnnHotspotObject hotspot = new AnnHotspotObject(); 
   // Add the object at location 1,1 inch with size 4,2 inches 
   hotspot.Rect = LeadRectD.Create(1 * inch, 1 * inch, 4 * inch, 2 * inch); 
   // Set its picture 
   AnnPicture picture = new AnnPicture("ms-appx:///Assets/Logo.png"); 
   hotspot.Picture = picture; 
 
   // Add it to the container 
   AnnContainer container = _automation.Container; 
   container.Children.Add(hotspot); 
 
   _automation.Invalidate(LeadRectD.Empty); 
} 
 
void renderingEngine_LoadPicture(object sender, AnnLoadPictureEventArgs e) 
{ 
   // Check if an error occurred 
   if (e.Error != null) 
   { 
      // Show info about the error 
      string str = e.Error.Message; 
      str += "\nSource: " + e.Picture.Source; 
      str += "\nOwner object: " + e.AnnObject.FriendlyName; 
      Debug.WriteLine(str); 
   } 
}

Requirements

Target Platforms

Reference

AnnLoadPictureEventArgs Class

AnnLoadPictureEventArgs Members

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Help Version 23.0.2024.2.29

Leadtools.Annotations.Engine Assembly

Introduction

Getting Started

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Leadtools.Annotations.Engine Namespace

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