tmpImageEnView:=TImageEnView.Create(Self);
  Try
    ImageEnMView1.CopyToIEBitmap(idx,tmpImageEnView.IEBitmap,TRUE);
    tmpImageEnView.Proc.Rotate(45);

    ImageEnMView1.SetImage(idx,tmpImageEnView.IEBitmap);
    tmpImageEnView.IO.SaveToFileIEN(tmpFileName);

    //ImageEnMView1.ReloadImage(Idx);//11.4 is OK
  Finally
    tmpImageEnView.Free;
  End;

unit Unit20;

interface

uses
  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, hyiedefs, hyieutils, iexBitmaps,
  iesettings, iexLayers, iexRulers, iexToolbars, iexUserInteractions, imageenio,
  imageenproc, Vcl.Buttons, Vcl.ExtCtrls, ieview, imageenview, iemio, iemview;

type
  TForm20 = class(TForm)
    Panel1: TPanel;
    SPB_Load: TSpeedButton;
    ImageEnMView1: TImageEnMView;
    SPB_ReLoad: TSpeedButton;
    procedure SPB_LoadClick(Sender: TObject);
    procedure ImageEnMView1DblClick(Sender: TObject);
    procedure SPB_ReLoadClick(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form20: TForm20;

implementation

{$R *.dfm}

procedure TForm20.ImageEnMView1DblClick(Sender: TObject);
Var
  tmpImageEnView:TImageEnView;
  tmpFileName:String;
  Idx:Integer;
begin
  idx:=ImageEnMView1.SelectedImage;
  if idx<0 then Exit;

  tmpFileName :=ImageEnMView1.SelectedFilename;
  if tmpFileName.IsEmpty then Exit;

  tmpImageEnView:=TImageEnView.Create(Self);
  Try
    ImageEnMView1.CopyToIEBitmap(idx,tmpImageEnView.IEBitmap,TRUE);
    tmpImageEnView.Proc.Rotate(45);

    tmpImageEnView.IO.SaveToFileIEN(tmpFileName);

    ImageEnMView1.ReloadImage(Idx);
  Finally
    tmpImageEnView.Free;
  End;
end;

procedure TForm20.SPB_LoadClick(Sender: TObject);
begin
    Self.ImageEnMView1.AppendImage('..\..\OLD_00D82D24-63A1-482C-845D-F6A45E8B0C48.IEN');
end;

procedure TForm20.SPB_ReLoadClick(Sender: TObject);
begin
    Self.ImageEnMView1.AppendImage('..\..\OLD_00D82D24-63A1-482C-845D-F6A45E8B0C48.IEN');
end;

end.

procedure TMAutoMainForm.Proc_DoFun2(HFunc: TFunc<TImageEnView, boolean>);
Var
  tmpImageEnView:TImageEnView;
  tmpFileName:String;
  Idx:Integer;

...............
...............
...............

  idx:=ImageEnMView.SelectedImage;
  if idx<0 then Exit;

  tmpFileName :=ImageEnMView.SelectedFilename;
  if tmpFileName.IsEmpty then Exit;

  tmpImageEnView:=TImageEnView.Create(Self);
  Try
    ImageEnMView.CopyToIEBitmap(idx,tmpImageEnView.IEBitmap,TRUE);

    if HFunc(tmpImageEnView) Then
    Begin
       tmpImageEnView.IO.SaveToFileIEN(tmpFileName);

       ImageEnMView.ReloadImage(Idx);
       ImageEnMView.UpdateImage(Idx);
    End;
  Finally
    tmpImageEnView.Free;
  End