lazarus-ccr/components/powerpdf/LazarusExamples/JpegImageExample/Unit1.pas
jesusr 87fdff01a2 PowerPDF Check In
git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@585 8e941d3f-bd1b-0410-a28a-d453659cc2b4
2008-10-06 15:02:30 +00:00

99 lines
2.2 KiB
ObjectPascal

unit Unit1;
{.$MODE Delphi}
interface
uses
LCLIntf, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
PReport, ExtCtrls, StdCtrls, Buttons, PRJpegImage, ExtDlgs, PdfDoc, {ShellApi,}
LResources;
type
{ TForm1 }
TForm1 = class(TForm)
Panel1: TPanel;
ScrollBox1: TScrollBox;
PRPage1: TPRPage;
PRLayoutPanel1: TPRLayoutPanel;
PRJpegImage1: TPRJpegImage;
PRLayoutPanel2: TPRLayoutPanel;
SpeedButton1: TSpeedButton;
SpeedButton2: TSpeedButton;
CheckBox1: TCheckBox;
OpenPictureDialog1: TOpenPictureDialog;
PReport1: TPReport;
PRLabel1: TPRLabel;
SaveDialog1: TSaveDialog;
procedure CheckBox1Click(Sender: TObject);
procedure SpeedButton1Click(Sender: TObject);
procedure SpeedButton2Click(Sender: TObject);
procedure PRPage1PrintPage(Sender: TObject; ACanvas: TPRCanvas);
private
{ Private }
public
{ Public }
end;
var
Form1: TForm1;
implementation
procedure TForm1.CheckBox1Click(Sender: TObject);
begin
PRJpegImage1.Stretch := CheckBox1.Checked;
end;
procedure TForm1.SpeedButton1Click(Sender: TObject);
begin
SaveDialog1.FileName := ChangeFileExt(ExtractFileName(OpenPictureDialog1.FileName), '.pdf');
if SaveDialog1.Execute then
with PReport1 do
begin
FileName := SaveDialog1.FileName;
BeginDoc;
Print(PRPage1);
EndDoc;
//ShellExecute(Self.Handle, 'Open', PChar(FileName), '', '', SW_SHOW);
end;
end;
procedure TForm1.SpeedButton2Click(Sender: TObject);
begin
if OpenPictureDialog1.Execute then
begin
PRJpegImage1.Picture.LoadFromFile(OpenPictureDialog1.FileName);
PRLabel1.Caption := OpenPictureDialog1.FileName;
PRJpegImage1.Repaint;
end;
end;
procedure TForm1.PRPage1PrintPage(Sender: TObject; ACanvas: TPRCanvas);
var
Dest: TPRDestination;
begin
// create a new destination for the current page.
Dest := PReport1.CreateDestination;
// setting the properties for the destination object.
with Dest do
begin
DestinationType := dtXYZ;
Left := -10;
Top := -10;
Zoom := 1;
end;
// set the destination object as the open-action.
PReport1.OpenAction := Dest;
end;
initialization
{$i Unit1.lrs}
end.