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CoordNode.pas
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unit CoordNode;
interface
uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
ExtCtrls, Buttons, StdCtrls, Ferma_M, Ferma_Fd;
type
TCoordNode_Form = class(TForm)
Bevel1: TBevel;
NodeName: TLabel;
OK_Btn: TBitBtn;
Cancel_Btn: TBitBtn;
Pred_SBtn: TSpeedButton;
Next_SBtn: TSpeedButton;
Bevel2: TBevel;
Coord_X_Edit: TEdit;
Coord_Y_Edit: TEdit;
LabelX: TLabel;
LabelY: TLabel;
Label4: TLabel;
Label5: TLabel;
Max_X: TLabel;
Max_Y: TLabel;
Bevel3: TBevel;
Izm_Btn: TBitBtn;
procedure FormShow(Sender: TObject);
procedure ReShow(Sender: TObject);
procedure Next_SBtnClick(Sender: TObject);
procedure Pred_SBtnClick(Sender: TObject);
procedure Izm_BtnClick(Sender: TObject);
procedure OK_BtnClick(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
RealNode:integer;
end;
function isRealNumber(s:string):boolean;
var
CoordNode_Form: TCoordNode_Form;
implementation
uses Main;
{$R *.DFM}
// Ôóíêöèÿ ïðîâåðêè: ÷èñëî ëè ýòî ñ ïëàâàþùåé òî÷êîé?
function isRealNumber(s:string):boolean;
begin
Result:=true;
try
StrToFloat(s);
except
Result:=false;
end;
end;
procedure TCoordNode_Form.ReShow(Sender: TObject);
begin
NodeName.Caption:='Óçåë ¹'+IntToStr(RealNode);
Coord_X_Edit.Text:=FloatToStr(Ferma_FD.f.corn[RealNode,1]);
Coord_Y_Edit.Text:=FloatToStr(Ferma_FD.f.corn[RealNode,2]);
if RealNode=Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).ferm.nyz1 then
begin
if (Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).ferm.nyz1=1) then
begin
Next_SBtn.Enabled:=False;
Pred_SBtn.Enabled:=False;
end
else
begin
Next_SBtn.Enabled:=False;
Pred_SBtn.Enabled:=True;
end
end
else if RealNode=1 then
begin
Next_SBtn.Enabled:=True;
Pred_SBtn.Enabled:=False;
end
else
begin
Next_SBtn.Enabled:=True;
Pred_SBtn.Enabled:=True;
end;
Coord_X_Edit.SetFocus;
Coord_X_Edit.SelectAll;
end;
procedure TCoordNode_Form.FormShow(Sender: TObject);
begin
LabelX.Caption:='Êîîðäèíàòà X ['+Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.s_lin+']';
LabelY.Caption:='Êîîðäèíàòà Y ['+Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.s_lin+']';
Max_X.Caption:=' <= '+FloatToStr(Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Region_X);
Max_Y.Caption:=' <= '+FloatToStr(Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Region_Y);
RealNode:=Ferma_FD.Coord_Node_Pm;
ReShow(self);
end;
procedure TCoordNode_Form.Next_SBtnClick(Sender: TObject);
begin
RealNode:=RealNode+1;
ReShow(Self);
end;
procedure TCoordNode_Form.Pred_SBtnClick(Sender: TObject);
begin
RealNode:=RealNode-1;
ReShow(Self);
end;
procedure TCoordNode_Form.Izm_BtnClick(Sender: TObject);
var
str_error,str_help:string;
error:boolean;
i:integer;
begin
str_error:='';
str_help:='';
error:=False;
Coord_X_Edit.SetFocus;
if isRealNumber(Coord_Y_Edit.Text) then
begin
if StrToFloat(Coord_Y_Edit.Text)<0 then
begin
str_error:='Îøèáêà ââîäà êîîðäèíàòû Y';
str_help:='Áûëî ââåäåíî îòðèöàòåëüíîå çíà÷åíèå';
error:=True;
Coord_Y_Edit.SelectAll;
Coord_Y_Edit.SetFocus;
end
else if StrToFloat(Coord_Y_Edit.Text)>Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Region_Y then
begin
str_error:='Îøèáêà ââîäà êîîðäèíàòû Y';
str_help:='Áûëî ââåäåíî çíà÷åíèå âíå îáëàñòè';
error:=True;
Coord_Y_Edit.SelectAll;
Coord_Y_Edit.SetFocus;
end;
end
else
begin
str_error:='Îøèáêà ââîäà êîîðäèíàòû Y';
str_help:='Áûëî ââåäåíî íå ÷èñëî';
error:=True;
Coord_Y_Edit.SelectAll;
Coord_Y_Edit.SetFocus;
end;
if isRealNumber(Coord_X_Edit.Text) then
begin
if StrToFloat(Coord_X_Edit.Text)<0 then
begin
str_error:='Îøèáêà ââîäà êîîðäèíàòû X';
str_help:='Áûëî ââåäåíî îòðèöàòåëüíîå çíà÷åíèå';
error:=True;
Coord_X_Edit.SelectAll;
Coord_X_Edit.SetFocus;
end
else if StrToFloat(Coord_X_Edit.Text)>Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Region_X then
begin
str_error:='Îøèáêà ââîäà êîîðäèíàòû X';
str_help:='Áûëî ââåäåíî çíà÷åíèå âíå îáëàñòè';
error:=True;
Coord_X_Edit.SelectAll;
Coord_X_Edit.SetFocus;
end;
end
else
begin
str_error:='Îøèáêà ââîäà êîîðäèíàòû X';
str_help:='Áûëî ââåäåíî íå ÷èñëî';
error:=True;
Coord_X_Edit.SelectAll;
Coord_X_Edit.SetFocus;
end;
if Error then
begin
Beep;
Main_Form.StatusBar1.Panels[1].Text :=Str_Error;
Main_Form.StatusBar1.Panels[2].Text :=Str_Help;
end
else
begin
for i:=1 to Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.nyz1 do
begin
if (FloatToStr(Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Corn[i,1])=Coord_X_Edit.Text) and
(FloatToStr(Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Corn[i,2])=Coord_Y_Edit.Text) and
(RealNode<>i)then
begin
error:=True;
break
end;
end;
if Error then
begin
Beep;
Coord_X_Edit.SelectAll;
Coord_X_Edit.SetFocus;
Main_Form.StatusBar1.Panels[1].Text :='Óçåë ñ äàííûìè êîîðäèíàòàìè óæå ñóùåñòâóåò';
Main_Form.StatusBar1.Panels[2].Text :='Çàäàéòå äðóãèå çíà÷åíèÿ äëÿ êîîðäèíàò';
end
else
begin
Coord_X_Edit.Text:=FormatFloat('0.##',StrToFloat(Coord_X_Edit.Text));
Coord_Y_Edit.Text:=FormatFloat('0.##',StrToFloat(Coord_Y_Edit.Text));
Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Corn[RealNode,1]:=StrToFloat(Coord_X_Edit.Text);
Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Corn[RealNode,2]:=StrToFloat(Coord_Y_Edit.Text);
Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).isChanged:=true;
ferma_M.TFerma_Form(Main_Form.ActiveMdiChild).Caption:=concat(Ferma_M.Tferma_form(Main_Form.ActiveMDIChild).real_fname,'*');
Main_Form.F_Save_TBtn.Enabled:=True;
ferma_FD_form.showD(f);
Main.Main_Form.ActiveMDIChild.Repaint;
Main_Form.StatusBar1.Panels[1].Text :=Str_Error;
Main_Form.StatusBar1.Panels[2].Text :=Str_Help;
Ferma_M.Tferma_form(Main_Form.ActiveMDIChild).Buf.Add(Ferma_M.Tferma_form(Main_Form.ActiveMDIChild).Ferm);
end;
end;
end;
procedure TCoordNode_Form.OK_BtnClick(Sender: TObject);
var
str_error,str_help:string;
error:boolean;
i:integer;
begin
str_error:='';
str_help:='';
error:=False;
if isRealNumber(Coord_Y_Edit.Text) then
begin
if StrToFloat(Coord_Y_Edit.Text)<0 then
begin
str_error:='Îøèáêà ââîäà êîîðäèíàòû Y';
str_help:='Áûëî ââåäåíî îòðèöàòåëüíîå çíà÷åíèå';
error:=True;
end
else if StrToFloat(Coord_Y_Edit.Text)>Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Region_Y then
begin
str_error:='Îøèáêà ââîäà êîîðäèíàòû Y';
str_help:='Áûëî ââåäåíî çíà÷åíèå âíå îáëàñòè';
error:=True;
end;
end
else
begin
str_error:='Îøèáêà ââîäà êîîðäèíàòû Y';
str_help:='Áûëî ââåäåíî íå ÷èñëî';
error:=True;
end;
if isRealNumber(Coord_X_Edit.Text) then
begin
if StrToFloat(Coord_X_Edit.Text)<0 then
begin
str_error:='Îøèáêà ââîäà êîîðäèíàòû X';
str_help:='Áûëî ââåäåíî îòðèöàòåëüíîå çíà÷åíèå';
error:=True;
end
else if StrToFloat(Coord_X_Edit.Text)>Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Region_X then
begin
str_error:='Îøèáêà ââîäà êîîðäèíàòû X';
str_help:='Áûëî ââåäåíî çíà÷åíèå âíå îáëàñòè';
error:=True;
end;
end
else
begin
str_error:='Îøèáêà ââîäà êîîðäèíàòû X';
str_help:='Áûëî ââåäåíî íå ÷èñëî';
error:=True;
end;
if Error then
begin
Beep;
Main_Form.StatusBar1.Panels[1].Text :=Str_Error;
Main_Form.StatusBar1.Panels[2].Text :=Str_Help;
end
else
begin
for i:=1 to Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.nyz1 do
begin
if (FloatToStr(Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Corn[i,1])=Coord_X_Edit.Text) and
(FloatToStr(Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Corn[i,2])=Coord_Y_Edit.Text) and
(RealNode<>i)then
begin
error:=True;
break
end;
end;
if Error then
begin
Beep;
Main_Form.StatusBar1.Panels[1].Text :='Óçåë ñ äàííûìè êîîðäèíàòàìè óæå ñóùåñòâóåò';
Main_Form.StatusBar1.Panels[2].Text :='Çàäàéòå äðóãèå çíà÷åíèÿ äëÿ êîîðäèíàò';
end
else
begin
Coord_X_Edit.Text:=FormatFloat('0.##',StrToFloat(Coord_X_Edit.Text));
Coord_Y_Edit.Text:=FormatFloat('0.##',StrToFloat(Coord_Y_Edit.Text));
Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Corn[RealNode,1]:=StrToFloat(Coord_X_Edit.Text);
Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).Ferm.Corn[RealNode,2]:=StrToFloat(Coord_Y_Edit.Text);
Ferma_M.TFerma_Form(Main_Form.ActiveMDIChild).isChanged:=true;
ferma_M.TFerma_Form(Main_Form.ActiveMdiChild).Caption:=concat(Ferma_M.Tferma_form(Main_Form.ActiveMDIChild).real_fname,'*');
Main_Form.F_Save_TBtn.Enabled:=True;
ferma_FD_form.showD(f);
Main.Main_Form.ActiveMDIChild.Repaint;
Main_Form.StatusBar1.Panels[1].Text :=Str_Error;
Main_Form.StatusBar1.Panels[2].Text :=Str_Help;
Ferma_M.Tferma_form(Main_Form.ActiveMDIChild).Buf.Add(Ferma_M.Tferma_form(Main_Form.ActiveMDIChild).Ferm);
end;
end;
end;
end.