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{*****************************************}
{ }
{ FastReport v2.3 }
{ Page options }
{ }
{ Copyright (c) 1998-99 by Tzyganenko A. }
{ }
{*****************************************}
unit LR_pgopt;
interface
{$I LR_Vers.inc}
uses
Classes, SysUtils, LResources,
Forms, Controls, Graphics, Dialogs,
ExtCtrls, Buttons, StdCtrls,ComCtrls,LCLType, ButtonPanel, Spin, Printers;
type
{ TfrPgoptForm }
TfrPgoptForm = class(TForm)
ButtonPanel1: TButtonPanel;
CB5: TCheckBox;
E3: TEdit;
E4: TEdit;
E5: TEdit;
E6: TEdit;
GroupBox4: TGroupBox;
imgColumns: TImage;
imgRows: TImage;
Label3: TLabel;
Label4: TLabel;
Label5: TLabel;
Label6: TLabel;
lblLayout: TLabel;
PageControl1: TPageControl;
ecolCount: TSpinEdit;
Panel1: TPanel;
RBColumns: TRadioButton;
RBRows: TRadioButton;
RB1: TRadioButton;
RB2: TRadioButton;
TabSheet1: TTabSheet;
TabSheet3: TTabSheet;
GroupBox2: TGroupBox;
imgLandScape: TImage;
imgPortrait: TImage;
GroupBox1: TGroupBox;
CB1: TCheckBox;
GroupBox3: TGroupBox;
ComB1: TComboBox;
E1: TEdit;
E2: TEdit;
Label1: TLabel;
Label2: TLabel;
GroupBox5: TGroupBox;
Label7: TLabel;
E7: TEdit;
Label8: TLabel;
procedure ComB1DrawItem(Control: TWinControl; Index: Integer; ARect: TRect;
State: TOwnerDrawState);
procedure ComB1Select(Sender: TObject);
procedure E1Change(Sender: TObject);
procedure ecolCountChange(Sender: TObject);
procedure FormCloseQuery(Sender: TObject; var CanClose: Boolean);
procedure RB1Click(Sender: TObject);
procedure RB2Click(Sender: TObject);
procedure FormActivate(Sender: TObject);
procedure CB5Click(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure RBColumnsClick(Sender: TObject);
procedure RBRowsClick(Sender: TObject);
private
{ Private declarations }
FCustomWidth, FCustomHeight: Integer;
function GetPgSize: Integer;
procedure UpdateColumnsLayout;
procedure UpdatePaperSize;
public
{ Public declarations }
property PgSize: Integer read GetPgSize;
property PaperWidth: Integer read FCustomWidth write FCustomWidth;
property PaperHeight: Integer read FCustomHeight write FCustomHeight;
end;
var
frPgoptForm: TfrPgoptForm;
implementation
{$R *.lfm}
uses LR_Prntr, LR_Class, LR_Const, LR_Utils, Math;
procedure TfrPgoptForm.RB1Click(Sender: TObject);
begin
ImgPortrait.Show;
ImgLandscape.Visible:=False;
end;
procedure TfrPgoptForm.ComB1DrawItem(Control: TWinControl; Index: Integer;
ARect: TRect; State: TOwnerDrawState);
var
S: String;
i: Integer;
begin
with TCombobox(Control) do begin
if odSelected in State then
Canvas.Brush.Color := clHighLight
else
Canvas.Brush.Color:=clWindow;
Canvas.FillRect(aRect);
Canvas.TextRect(aRect, aRect.Left + 17, aRect.Top+ 3, Items[Index]);
aRect.Right := aRect.Left + 16;
Canvas.Brush.Color := clWhite;
Canvas.FillRect(aRect);
i := PtrInt(Items.Objects[Index]);
if (i>=1)and(i<=MAX_TYP_KNOWN) then S := 'W' else // Known Windows std paper size
if (i>MAX_TYP_KNOWN) and (i<256) then S := 'w' else // Unknown Windows std paper size
if (i=256) then S := 'U' else // User Defined paper size
if (i>=2000) and (i<2050) then S := 'I' // Looks like an Input Slot
else S := 'C'; // Known Custom No-Std Paper Size
Canvas.Font.Color := clWindowText;
Canvas.TextRect(aRect, aRect.Left+1, aRect.Top+3, S);
end;
end;
procedure TfrPgoptForm.ComB1Select(Sender: TObject);
begin
UpdatePaperSize;
end;
procedure TfrPgoptForm.E1Change(Sender: TObject);
begin
if pgSize=256 then begin
if Sender=E1 then FCustomWidth := StrToIntDef(E1.Text, 0);
if Sender=E2 then FCustomHeight := StrToIntDef(E2.Text, 0);
end;
end;
procedure TfrPgoptForm.ecolCountChange(Sender: TObject);
begin
UpdateColumnsLayout;
end;
procedure TfrPgoptForm.FormCloseQuery(Sender: TObject; var CanClose: Boolean);
begin
if (ModalResult=mrOk) and (PgSize=256) then
begin
canClose := (PaperWidth>1) and (PaperHeight>1);
if not canClose then
ShowMessage(sPgoptFormInvalidCustomPaperSize);
end;
end;
procedure TfrPgoptForm.RB2Click(Sender: TObject);
begin
ImgLandscape.Show;
ImgPortrait.Visible:=False;
end;
procedure TfrPgoptForm.FormActivate(Sender: TObject);
begin
OnActivate:=nil;
if RB1.Checked then
RB1Click(nil)
else
RB2Click(nil);
UpdatePaperSize;
CB5Click(nil);
ComB1.Width:=E1.Width;
ecolCount.Width:=E1.Width;
Label3.Left:=Max(Label3.Left, Label4.Width + Label4.Left);
Label3.Left:=Max(Label3.Left, Label5.Width + Label5.Left);
UpdateColumnsLayout;
end;
procedure TfrPgoptForm.CB5Click(Sender: TObject);
begin
frEnableControls([Label3, Label4, Label5, Label6, E3, E4, E5, E6],
not CB5.Checked);
end;
procedure TfrPgoptForm.FormCreate(Sender: TObject);
begin
Caption := sPgoptFormCapt + ' - ' + QuotedStr(prn.Printer.PrinterName);
TabSheet1.Caption := sPgoptFormPaper;
GroupBox2.Caption := sPgoptFormOr;
RB1.Caption := sPgoptFormPort;
RB2.Caption := sPgoptFormLand;
GroupBox3.Caption :=sPgoptFormSize;
Label1.Caption := sPgoptFormWidth;
Label2.Caption := sPgoptFormHeight;
GroupBox4.Caption := sPgoptFormPgMargins;
Label3.Caption := sPgoptFormLeft;
Label4.Caption := sPgoptFormTop;
Label5.Caption := sPgoptFormRight;
Label6.Caption := sPgoptFormBottom;
CB5.Caption := sPgoptFormDontUse;
TabSheet3.Caption := sPgoptFormOptions;
GroupBox1.Caption := sPgoptFormOptions;
CB1.Caption := sPgoptFormpRINT;
GroupBox5.Caption := sPgoptFormColumn;
Label7.Caption := sPgoptFormNumber;
Label8.Caption := sPgoptFormColGap;
lblLayout.Caption := sPgoptFormLayoutOrder;
RBColumns.Caption := sPgoptFormByColumns;
RBRows.Caption := sPgoptFormByRows;
end;
procedure TfrPgoptForm.RBColumnsClick(Sender: TObject);
begin
ImgColumns.Visible:=true;
ImgRows.Visible:=false;
end;
procedure TfrPgoptForm.RBRowsClick(Sender: TObject);
begin
ImgColumns.Visible:=false;
ImgRows.Visible:=true;
end;
function TfrPgoptForm.GetPgSize: Integer;
begin
result := PtrInt(ComB1.Items.Objects[Comb1.ItemIndex]);
end;
procedure TfrPgoptForm.UpdateColumnsLayout;
begin
if EColCount.Value<2 then begin
RBColumns.Enabled:=false;
RBRows.Enabled:=false;
end else begin
RBColumns.Enabled:=true;
RBRows.Enabled:=true;
end;
end;
procedure TfrPgoptForm.UpdatePaperSize;
var
isCustom: Boolean;
pgIndex: Integer;
PaperRect: TPaperRect;
begin
isCustom := (pgSize = $100);
frEnableControls([Label1, Label2, E1, E2], isCustom);
if isCustom then begin
E1.Text := IntToStr(PaperWidth);
E2.Text := IntToStr(PaperHeight);
end else begin
pgIndex := prn.GetArrayPos(pgSize);
PaperRect := prn.Printer.PaperSize.PaperRectOf[prn.PaperNames[pgIndex]];
E1.Text := IntToStr(round(PaperRect.PhysicalRect.Width*25.4/prn.Printer.XDPI));
E2.Text := IntToStr(round(PaperRect.PhysicalRect.Height*25.4/prn.Printer.YDPI));
end;
end;
end.
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