Redo Method (original) (raw)
Summary
Reapplies the last operation that was undone in this AnnAutomation.
Syntax
C#
Objective-C
C++/CLI
Java
Python
public virtual void Redo() public:
virtual void Redo()
Example
using Leadtools.Annotations.Automation;
using Leadtools.Annotations.Engine;
using Leadtools.Codecs;
using Leadtools.Controls;
using Leadtools.Annotations.Rendering;
using Leadtools.Annotations.WinForms;
public void AnnAutomation_BeginUndo()
{
// first create a new undo node
_automation.BeginUndo();
try
{
// add a new rectangle object
AnnRectangleObject rectObj = new AnnRectangleObject();
rectObj.Rect = LeadRectD.Create(100, 100, 800, 800);
rectObj.Stroke = AnnStroke.Create(AnnSolidColorBrush.Create("Blue"), LeadLengthD.Create(1));
rectObj.Fill = AnnSolidColorBrush.Create("Yellow");
_automation.Container.Children.Add(rectObj);
// Invalidate it
_automation.Invalidate(LeadRectD.Empty);
// Select this object
_automation.SelectObject(rectObj);
// commit the undo node
_automation.EndUndo();
}
catch (Exception ex)
{
// in case of errors, cancel the undo node
_automation.CancelUndo();
Debug.WriteLine(ex.Message);
return;
}
Debug.WriteLine("Object has been added as is now selected. Next will call //Undo// to undo the operation");
_automation.Undo();
Debug.WriteLine("Operation has been undone. Next will call //Redo// to redo the operation");
_automation.Redo();
Debug.WriteLine("Object should be back and selected");
}