←Select platform

DefaultPicture Property

Summary

Gets or sets the default picture used by all AnnVideoObject objects.

Syntax

C++

public static AnnPicture DefaultPicture { get; set; }

  
Public Shared Property DefaultPicture As Leadtools.Annotations.AnnPicture

public: 
static property Leadtools.Annotations.AnnPicture^ DefaultPicture { 
   Leadtools.Annotations.AnnPicture^ get(); 
   void set (    Leadtools.Annotations.AnnPicture^ ); 
}

Property Value

An AnnPicture class that defines the picture used by the AnnVideoObject.

Remarks

Set the UseOriginalPicture property to true to revert back to the original picture.

Example

using Leadtools; 
using Leadtools.Annotations; 
using Leadtools.Codecs; 
using Leadtools.WinForms; 
 
public void AnnVideoObject_DefaultPicture(AnnContainer container, RasterImageViewer viewer, string newVideoPicture) 
{ 
   // first add a new AnnVideoObject with the original picture 
   AnnVideoObject obj = new AnnVideoObject(); 
   obj.Bounds = new AnnRectangle(100, 100, 100, 100); 
   container.Objects.Add(obj); 
   viewer.Invalidate(); 
 
   MessageBox.Show("A video object with the original picture"); 
 
   // now change the picture to one of our own 
   Image img = Image.FromFile(newVideoPicture); 
   AnnPicture picture = new AnnPicture(img); 
   AnnVideoObject.DefaultPicture = picture; 
 
   // at this point, all new AnnVideoObject objects will use this new picture 
 
   // add another video object 
   obj = new AnnVideoObject(); 
   obj.Bounds = new AnnRectangle(100, 210, 100, 100); 
   container.Objects.Add(obj); 
   viewer.Invalidate(); 
 
   MessageBox.Show("A video object with the new picture"); 
 
   // set the picture back to the original value 
   AnnVideoObject.UseOriginalPicture = true; 
 
   // add another video object 
   obj = new AnnVideoObject(); 
   obj.Bounds = new AnnRectangle(100, 320, 100, 100); 
   container.Objects.Add(obj); 
   viewer.Invalidate(); 
 
   MessageBox.Show("A video object with the original picture"); 
}

Imports Leadtools 
Imports Leadtools.Annotations 
Imports Leadtools.Codecs 
Imports Leadtools.WinForms 
 
Public Sub AnnVideoObject_DefaultPicture(ByVal container As AnnContainer, ByVal viewer As RasterImageViewer, ByVal newVideoPicture As String) 
   ' first add a new AnnVideoObject with the original picture 
   Dim obj As New AnnVideoObject() 
   obj.Bounds = New AnnRectangle(100, 100, 100, 100) 
   container.Objects.Add(obj) 
   viewer.Invalidate() 
 
   MessageBox.Show("A video object with the original picture") 
 
   ' now change the picture to one of our own 
   Dim img As Image = Image.FromFile(newVideoPicture) 
   Dim picture As New AnnPicture(img) 
   AnnVideoObject.DefaultPicture = picture 
 
   ' at this point, all new AnnVideoObject objects will use this new picture 
 
   ' add another video object 
   obj = New AnnVideoObject() 
   obj.Bounds = New AnnRectangle(100, 210, 100, 100) 
   container.Objects.Add(obj) 
   viewer.Invalidate() 
 
   MessageBox.Show("A video object with the new picture") 
 
   ' set the picture back to the original value 
   AnnVideoObject.UseOriginalPicture = True 
 
   ' add another video object 
   obj = New AnnVideoObject() 
   obj.Bounds = New AnnRectangle(100, 320, 100, 100) 
   container.Objects.Add(obj) 
   viewer.Invalidate() 
 
   MessageBox.Show("A video object with the original picture") 
End Sub

Requirements

Target Platforms

Reference

AnnVideoObject Class

AnnVideoObject Members

Help Version 19.0.2017.10.27

Leadtools.Annotations Assembly

Introduction

Getting Started

Namespaces

Leadtools.Annotations Namespace

Assemblies