FastReport_2022_VCL/Source/frxBarcode2DEditor.pas
2024-01-01 16:13:08 +01:00

533 lines
14 KiB
ObjectPascal

{******************************************}
{ }
{ FastReport VCL }
{ Barcode2D design editor }
{ }
{ Copyright (c) 1998-2021 }
{ by Fast Reports Inc. }
{ }
{******************************************}
unit frxBarcode2DEditor;
interface
{$I frx.inc}
uses
{$IFNDEF FPC}Windows, Messages,{$ENDIF}
SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
StdCtrls, Menus, ExtCtrls, Buttons, frxClass, frxBarcode2D , frxCustomEditors,
frxCtrls, ComCtrls, frxBaseForm,TypInfo, Grids, ValEdit
{$IFDEF FPC}
,LCLType
{$ENDIF}
{$IFDEF Delphi6}
, Variants
{$ENDIF};
type
TfrxBarcode2DEditor = class(TfrxViewEditor)
public
function Edit: Boolean; override;
function HasEditor: Boolean; override;
procedure GetMenuItems; override;
function Execute(Tag: Integer; Checked: Boolean): Boolean; override;
end;
TfrxBarcode2DEditorForm = class(TfrxBaseForm)
CancelB: TButton;
OkB: TButton;
CodeE: TfrxComboEdit;
CodeLbl: TLabel;
TypeCB: TComboBox;
TypeLbl: TLabel;
ExampleBvl: TBevel;
ExamplePB: {$IFNDEF FPC}TPaintBox{$ELSE}TImage{$ENDIF};
OptionsLbl: TGroupBox;
ZoomLbl: TLabel;
AutoSizeCB: TCheckBox;
ViewTextCB: TCheckBox;
ZoomE: TEdit;
UpDown1: TUpDown;
RotationLbl: TGroupBox;
Rotation0RB: TRadioButton;
Rotation90RB: TRadioButton;
Rotation180RB: TRadioButton;
Rotation270RB: TRadioButton;
EditText: TEdit;
BarPropertiesLb1: TGroupBox;
BarVList: TValueListEditor;
BarPageControl: TPageControl;
TabGeneral: TTabSheet;
TabAdditional: TTabSheet;
procedure ExprBtnClick(Sender: TObject);
procedure UpBClick(Sender: TObject);
procedure DownBClick(Sender: TObject);
procedure ExamplePBPaint(Sender: TObject);
procedure FormShow(Sender: TObject);
procedure FormHide(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure FormKeyDown(Sender: TObject; var Key: Word;
Shift: TShiftState);
procedure GetBarProperties(PBarcode:TfrxBarcode2DView);
procedure SetBarProperties(PBarcode:TfrxBarcode2DView; NameProp: String);
procedure TypeCBChange(Sender: TObject);
procedure BarVListSetEditText(Sender: TObject; ACol, ARow: Integer;
const Value: string);
procedure EditTextKeyUp(Sender: TObject; var Key: Word; Shift: TShiftState);
procedure EditTextClick(Sender: TObject);
private
{ Private declarations }
FBarcode: TfrxBarcode2DView;
public
{ Public declarations }
procedure UpdateResouces; override;
property Barcode: TfrxBarcode2DView read FBarcode write FBarcode;
end;
implementation
uses frxDsgnIntf, frxRes, frxUtils;
{$IFNDEF FPC}
{$R *.DFM}
{$ELSE}
{$R *.lfm}
{$ENDIF}
const
cbDefaultText = '12345678';
var
LockVProp: Boolean;
OldBarcode: TfrxBarcode2DView;
{ TfrxBarcode2DEditor }
function TfrxBarcode2DEditor.HasEditor: Boolean;
begin
Result := True;
end;
function TfrxBarcode2DEditor.Edit: Boolean;
begin
with TfrxBarcode2DEditorForm.Create(Designer) do
begin
Barcode := TfrxBarcode2DView(Component);
Result := ShowModal = mrOk;
Free;
end;
end;
function TfrxBarcode2DEditor.Execute(Tag: Integer; Checked: Boolean): Boolean;
var
i: Integer;
c: TfrxComponent;
v: TfrxBarcode2DView;
begin
Result := inherited Execute(Tag, Checked);
for i := 0 to Designer.SelectedObjects.Count - 1 do
begin
c := Designer.SelectedObjects[i];
if (c is TfrxBarcode2DView) and not (rfDontModify in c.Restrictions) then
begin
v := TfrxBarcode2DView(c);
if Tag = 1 then
v.AutoSize := Checked
else if Tag = 2 then
v.ShowText := Checked;
Result := True;
end;
end;
end;
procedure TfrxBarcode2DEditor.GetMenuItems;
var
v: TfrxBarcode2DView;
begin
v := TfrxBarcode2DView(Component);
AddItem(frxResources.Get('pvAutoSize'), 1, v.AutoSize);
AddItem(frxResources.Get('bcShowText'), 2, v.ShowText);
inherited;
end;
{ TfrxBarcode2DEditorForm }
procedure TfrxBarcode2DEditorForm.GetBarProperties(PBarcode:TfrxBarcode2DView);
var
PropList: PPropList;
i: integer;
j, PropCount: integer;
ValueProp: String;
begin
LockVProp := True;
while BarVList.Strings.Count > 0 do
BarVList.DeleteRow(1);
PropCount := GetTypeData(PBarcode.BarProperties.ClassInfo).PropCount;
if PropCount = 0 then
begin
LockVProp := False;
Exit;
end;
GetMem(PropList, PropCount * SizeOf(PPropInfo));
i := 0;
try
GetPropList(PBarcode.BarProperties.ClassInfo, tkProperties, PropList);
while (PropList <> nil) and (PropList^[i] <> nil) and (i < PropCount) do
begin
ValueProp := string(GetPropValue(PBarcode.BarProperties,
string(PropList^[i].Name),True));
{$IFDEF FPC}
if (PropList^[i].PropType^.Kind = tkBool) then
begin
if ValueProp = '0' then
ValueProp := 'False'
else
ValueProp := 'True';
end;
{$ENDIF}
BarVList.InsertRow(string(PropList^[i].Name), ValueProp, True);
if (PropList^[i].PropType^.Kind = tkEnumeration) {$IFDEF FPC} or (PropList^[i].PropType^.Kind = tkBool) {$ENDIF} then
begin
BarVList.ItemProps[i].EditStyle := esPickList;
{$IFNDEF FPC}
with GetTypeData(PropList^[i].PropType^)^ do
{$ELSE}
with GetTypeData(PropList^[i].PropType)^ do
{$ENDIF}
for j := MinValue to MaxValue do
begin
{$IFNDEF FPC}
ValueProp := (GetEnumName(PropList^[i].PropType^, j));
{$ELSE}
ValueProp := (GetEnumName(PropList^[i].PropType, j));
{$ENDIF}
BarVList.ItemProps[i].PickList.Add(ValueProp);
end;
end;
Inc(i);
end;
finally
FreeMem(PropList);
end;
LockVProp := False;
end;
procedure TfrxBarcode2DEditorForm.SetBarProperties(PBarcode:TfrxBarcode2DView;
NameProp: String);
var
PropList: PPropList;
i: integer;
j, PropCount: integer;
Value: String;
all : Boolean;
begin
if LockVProp = True then exit;
PropCount := GetTypeData(PBarcode.BarProperties.ClassInfo).PropCount;
if PropCount = 0 then
Exit;
GetMem(PropList, PropCount * SizeOf(PPropInfo));
i := 0;
try
all := True;
GetPropList(PBarcode.BarProperties.ClassInfo, tkProperties, PropList);
if ((NameProp = '') and (all)) and (PropList <> nil)then
NameProp := string(PropList^[i].Name)
else
all := False;
while (PropList <> nil) and (PropList^[i] <> nil) and (i < PropCount) do
begin
if ((not (NameProp = string(PropList^[i].Name))) and (not all)) then
begin
Inc(i);
Continue;
end;
if all then
NameProp := string(PropList^[i].Name);
Value := BarVList.Values[NameProp];
if Value = '' then break;
BarVList.Values[NameProp];
if Assigned(PropList^[i].SetProc) then
case PropList^[i].PropType^.Kind of
tkInteger:
{$IFDEF CPU64}
SetOrdProp(PBarcode.BarProperties,PropList^[i], StrToInt64(Value));
{$ELSE}
SetOrdProp(PBarcode.BarProperties,PropList^[i], StrToInt(Value));
{$ENDIF}
tkFloat:
SetFloatProp(PBarcode.BarProperties,PropList^[i], StrToFloat(Value));
tkEnumeration{$IFDEF FPC}, tkBool{$ENDIF}:
begin
{$IFDEF FPC}
j := GetEnumValue(PropList^[i].PropType, Value);
{$ELSE}
j := GetEnumValue(PropList^[i].PropType^, Value);
{$ENDIF}
if j < 0 then
raise Exception.Create(frxResources.Get('prInvProp'));
SetOrdProp(PBarcode.BarProperties, PropList^[i], j);
end;
end;
Inc(i);
end;
finally
FreeMem(PropList);
end;
end;
procedure TfrxBarcode2DEditorForm.TypeCBChange(Sender: TObject);
begin
if FBarcode.BarType <> TfrxBarcode2DType(TypeCB.ItemIndex) then
begin
FBarcode.BarType := TfrxBarcode2DType(TypeCB.ItemIndex);
BarPageControl.Pages[1].TabVisible := GetTypeData(FBarcode.BarProperties.ClassInfo).PropCount <> 0;
GetBarProperties(FBarcode);
if (LockVProp = False) then
ExamplePBPaint(nil);
end;
end;
procedure TfrxBarcode2DEditorForm.FormShow(Sender: TObject);
var
i: TfrxBarcode2DType;
begin
OldBarcode := TfrxBarcode2DView.Create(Self);
OldBarcode.AssignAll(FBarcode);
TypeCB.Items.Clear;
for i := Low(TfrxBarcode2DType) to High(TfrxBarcode2DType) do
TypeCB.Items.Add(frxResources.Get(GetEnumName(TypeInfo(TfrxBarcode2DType),Ord(i))));
CodeE.Text := FBarcode.Expression;
TypeCB.ItemIndex := Integer(FBarcode.BarType);
BarPageControl.Pages[1].TabVisible := GetTypeData(FBarcode.BarProperties.ClassInfo).PropCount <> 0;
AutoSizeCB.Checked := FBarcode.AutoSize;
ViewTextCB.Checked := FBarcode.ShowText;
ZoomE.Text := FloatToStr(FBarcode.Zoom);
EditText.Text := FBarcode.Text;
BarPropertiesLb1.Caption := frxResources.Get('oiProp') +' '+
frxResources.Get(GetEnumName(TypeInfo(TfrxBarcode2DType),Ord(TypeCB.ItemIndex)));
BarPageControl.TabIndex := 0;
GetBarProperties(FBarcode);
case FBarcode.Rotation of
90: Rotation90RB.Checked := True;
180: Rotation180RB.Checked := True;
270: Rotation270RB.Checked := True;
else Rotation0RB.Checked := True;
end;
ExamplePBPaint(nil);
end;
procedure TfrxBarcode2DEditorForm.FormHide(Sender: TObject);
begin
if ModalResult = mrOk then
begin
FBarcode.Expression := CodeE.Text;
FBarcode.BarType := TfrxBarcode2DType(TypeCB.ItemIndex);
FBarcode.AutoSize := AutoSizeCB.Checked;
FBarcode.ShowText := ViewTextCB.Checked;
FBarcode.Zoom := frxStrToFloat(ZoomE.Text);
if Rotation90RB.Checked then
FBarcode.Rotation := 90
else if Rotation180RB.Checked then
FBarcode.Rotation := 180
else if Rotation270RB.Checked then
FBarcode.Rotation := 270
else
FBarcode.Rotation := 0;
if FBarcode.Height < 17 then
FBarcode.Height := 50;
SetBarProperties(FBarcode,'');
BarVList.Strings.Clear;
end
else
begin
FBarcode.AssignAll(OldBarcode);
OldBarcode.Free;
end;
end;
procedure TfrxBarcode2DEditorForm.ExprBtnClick(Sender: TObject);
var
s: String;
begin
s := TfrxCustomDesigner(Owner).InsertExpression(CodeE.Text);
if s <> '' then
CodeE.Text := s;
end;
procedure TfrxBarcode2DEditorForm.UpBClick(Sender: TObject);
var
i: Double;
begin
i := frxStrToFloat(ZoomE.Text);
i := i + 0.1;
ZoomE.Text := FloatToStr(i);
end;
procedure TfrxBarcode2DEditorForm.UpdateResouces;
begin
inherited;
Caption := frxGet(3500) + ' 2D';
CodeLbl.Caption := frxGet(3501);
TypeLbl.Caption := frxGet(3502);
ZoomLbl.Caption := frxGet(3503);
OptionsLbl.Caption := frxGet(3504);
RotationLbl.Caption := frxGet(3505);
CancelB.Caption := frxGet(2);
OkB.Caption := frxGet(1);
AutoSizeCB.Caption := frxResources.Get('pvAutoSize');
ViewTextCB.Caption := frxGet(3507);
Rotation0RB.Caption := frxGet(3508);
Rotation90RB.Caption := frxGet(3509);
Rotation180RB.Caption := frxGet(3510);
Rotation270RB.Caption := frxGet(3511);
BarPropertiesLb1.Caption := frxResources.Get('oiProp');
BarPageControl.Pages[0].Caption := frxGet(4701);
BarPageControl.Pages[1].Caption := frxGet(2716);
end;
procedure TfrxBarcode2DEditorForm.BarVListSetEditText(Sender: TObject; ACol,
ARow: Integer; const Value: string);
begin
if (BarVList.Strings.Count >0) then
begin
SetBarProperties(Barcode,TValueListEditor(Sender).Keys[ARow]);
if (LockVProp = False) then
ExamplePBPaint(nil);
end;
end;
procedure TfrxBarcode2DEditorForm.DownBClick(Sender: TObject);
var
i: Double;
begin
i := frxStrToFloat(ZoomE.Text);
i := i - 0.1;
if i <= 0 then i := 1;
ZoomE.Text := FloatToStr(i);
end;
procedure TfrxBarcode2DEditorForm.EditTextClick(Sender: TObject);
begin
if (FBarcode.BarType = bcGS1DatabarE)
or (FBarcode.BarType = bcGS1DatabarES) then
begin
FBarcode.Text := EditText.Text;
ExamplePBPaint(nil);
end
end;
procedure TfrxBarcode2DEditorForm.EditTextKeyUp(Sender: TObject; var Key: Word;
Shift: TShiftState);
begin
if (FBarcode.BarType <> bcGS1DatabarE)
and (FBarcode.BarType <> bcGS1DatabarES) then
begin
FBarcode.Text := EditText.Text;
ExamplePBPaint(nil);
end;
end;
procedure TfrxBarcode2DEditorForm.ExamplePBPaint(Sender: TObject);
var
Barcode: TfrxBarcode2DView;
ScaleX, ScaleY: Extended;
begin
Barcode := TfrxBarcode2DView.Create(Self);
Barcode.AssignAll(FBarcode);
Barcode.BarType := TfrxBarcode2DType(TypeCB.ItemIndex);
Barcode.Zoom := 1;
Barcode.ShowText := ViewTextCB.Checked;
Barcode.Text := FBarcode.Text;
EditText.Text := Barcode.Text;
if (Barcode.BarType = bcGS1DatabarE)
or (Barcode.BarType = bcGS1DatabarES) then
if Barcode.Height < 17 then
Barcode.Height := 50;
Barcode.Top := 0;
Barcode.Left := 0;
BarPropertiesLb1.Caption := frxResources.Get('oiProp') +' '+
frxResources.Get(GetEnumName(TypeInfo(TfrxBarcode2DType),Ord(TypeCB.ItemIndex)));
if Rotation0RB.Checked then
Barcode.Rotation := 0
else if Rotation90RB.Checked then
Barcode.Rotation := 90
else if Rotation180RB.Checked then
Barcode.Rotation := 180
else
Barcode.Rotation := 270;
EditText.Enabled := ViewTextCB.Checked;
ScaleX := 2;
ScaleY := 2;
if (Barcode.BarType = bcCodePDF417)
or (Barcode.BarType = bcCodeMaxiCode)
or (Barcode.BarType = bcGS1DatabarE)
or (Barcode.BarType = bcGS1DatabarES) then
begin
ScaleX := 1;
ScaleY := 1;
end;
with ExamplePB.Canvas do
begin
Brush.Color := clWhite;
FillRect(Rect(0, 0, ExamplePB.Width, ExamplePB.Height));
Barcode.Draw(ExamplePB.Canvas,ScaleX, ScaleY,
(ExamplePB.Width/2) - (Barcode.Width/2)*ScaleX,
(ExamplePB.Height/2) - (Barcode.Height/2)*ScaleY);
end;
Barcode.Free;
end;
procedure TfrxBarcode2DEditorForm.FormCreate(Sender: TObject);
begin
rePadding(Self);
if UseRightToLeftAlignment then
FlipChildren(True);
end;
procedure TfrxBarcode2DEditorForm.FormKeyDown(Sender: TObject; var Key: Word;
Shift: TShiftState);
begin
if Key = VK_F1 then
frxResources.Help(Self);
end;
initialization
frxComponentEditors.Register(TfrxBarcode2DView, TfrxBarcode2DEditor);
end.