unit OutPutUnit;

{$mode objfpc}{$H+}

interface

uses
  Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
  ExtCtrls, Buttons, StdCtrls, Printers, clipbrd, PrintersDlgs;

type

  { TOutputFrm }

  TOutputFrm = class(TForm)
    PrintDialog1: TPrintDialog;
    RichEdit: TMemo;
    ReturnBtn: TButton;
    PrintBtn: TButton;
    PasteBtn: TButton;
    CopyBtn: TButton;
    CutBtn: TButton;
    FontBtn: TButton;
    FontDialog1: TFontDialog;
    OpenFileBtn: TButton;
    SaveFileBtn: TButton;
    OpenDialog1: TOpenDialog;
    Panel1: TPanel;
    SaveDialog1: TSaveDialog;
    procedure CopyBtnClick(Sender: TObject);
    procedure CutBtnClick(Sender: TObject);
    procedure FontBtnClick(Sender: TObject);
    procedure OpenFileBtnClick(Sender: TObject);
    procedure PasteBtnClick(Sender: TObject);
    procedure PrintBtnClick(Sender: TObject);
    procedure SaveFileBtnClick(Sender: TObject);
  private
    { private declarations }
  public
    { public declarations }
  end; 

var
  OutputFrm: TOutputFrm;

implementation

{ TOutputFrm }

procedure TOutputFrm.PrintBtnClick(Sender: TObject);
VAR
   aline : string;
   NoLines, i, X, Y, txthi : integer;
begin
     Printer.Orientation := poPortrait;
     NoLines := OutPutFrm.RichEdit.Lines.Count;
     X := 5; // left margin
     Y := 5; // top margin
     PrintDialog1.MinPage := 1;
     PrintDialog1.MaxPage := 1;
     PrintDialog1.ToPage := 1;
     PrintDialog1.Options := [poPageNums];
     Printer.Copies := PrintDialog1.Copies;
     if FontDialog1.Execute then
     begin
        Printer.Canvas.Font := FontDialog1.Font;
        Printer.Canvas.Font.Height := FontDialog1.Font.Height;
     end;
     if PrintDialog1.Execute then
     begin
//          Printer.Canvas.Font.Height := 50;
          Printer.Canvas.Font.Height := Printer.PageHeight div 80;
          txthi := Printer.Canvas.Font.Height;
          Printer.BeginDoc;
          for i := 0 to NoLines-1 do
          begin
               aline := OutPutFrm.RichEdit.Lines[i];
               Printer.Canvas.TextOut(X,Y,aline);
//               txthi := Printer.Canvas.Font.Height;
               Y := Y + abs(txthi);
               if Y >= Printer.PageHeight - 10 then
               begin
                    Printer.NewPage;
                    Y := 5;
               end;
          end;
          Printer.EndDoc;
     end;
end;

procedure TOutputFrm.OpenFileBtnClick(Sender: TObject);
begin
     OpenDialog1.Filter := 'LazStats text files (*.txt)|*.TXT|All files (*.*)|*.*';
     OpenDialog1.FilterIndex := 1; {text file}
     if OpenDialog1.Execute then RichEdit.Lines.LoadFromFile(OpenDialog1.FileName);
end;

procedure TOutputFrm.PasteBtnClick(Sender: TObject);
begin
     RichEdit.PasteFromClipboard;
end;

procedure TOutputFrm.CutBtnClick(Sender: TObject);
begin
     RichEdit.CutToClipboard;
end;

procedure TOutputFrm.FontBtnClick(Sender: TObject);
begin
     FontDialog1.Execute;
     RichEdit.Font := FontDialog1.Font;
//     RichEdit.SelAttributes.Assign(FontDialog1.Font);
end;

procedure TOutputFrm.CopyBtnClick(Sender: TObject);
begin
     RichEdit.CopyToClipboard;
end;

procedure TOutputFrm.SaveFileBtnClick(Sender: TObject);
begin
  SaveDialog1.Filter := 'LazStats text files (*.txt|*.TXT|All files (*.*)|*.*';
  SaveDialog1.FilterIndex := 1; {text file}
  SaveDialog1.Title := 'Print to File: ';
  if SaveDialog1.Execute then RichEdit.Lines.SaveToFile(SaveDialog1.FileName);
end;

initialization
  {$I outputunit.lrs}

end.