unit Unit1;

interface

uses
  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.ExtCtrls, Vcl.StdCtrls;

type
  TForm1 = class(TForm)
    Timer1: TTimer;
    Button1: TButton;
    procedure Timer1Timer(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
    // X, Y, Interval
    PosClick: TArray<Cardinal>;
    // Count current position click,  and length position count
    PosCurrent, PosCount: Cardinal;
    // Set click position
    procedure SetPosClick(const Arr: TArray<Cardinal>);
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.SetPosClick(const Arr: TArray<Cardinal>);
begin
  PosCurrent := 0;
  PosClick := Arr;
  PosCount := High(PosClick);
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
  SetPosClick([]); // default
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  SetPosClick([81, 51, 500, 190, 196, 1000, 63, 105, 1500]); // start
  Timer1.Interval := 1;
  Timer1.Enabled := true;
end;

procedure TForm1.Timer1Timer(Sender: TObject);
begin
  if PosCount < 3 then
    ShowMessage('Align array of 3 = x,y,interval');

  setcursorpos(PosClick[PosCurrent + 0], PosClick[PosCurrent + 1]);

  mouse_event(mouseeventf_leftdown, 0, 0, 0, 0);
  mouse_event(mouseeventf_leftup, 0, 0, 0, 0);

  Timer1.Interval := PosClick[PosCurrent + 2];

  inc(PosCurrent, 3);

  if PosCurrent >= PosCount then
  begin
    Timer1.Enabled := false;
    ShowMessage('Successful execution');
  end;
end;

end.