d01c4e2db4
git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@6145 8e941d3f-bd1b-0410-a28a-d453659cc2b4
495 lines
12 KiB
ObjectPascal
495 lines
12 KiB
ObjectPascal
(* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is TurboPower SysTools
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*
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* The Initial Developer of the Original Code is
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* TurboPower Software
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*
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* Portions created by the Initial Developer are Copyright (C) 1996-2002
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* ***** END LICENSE BLOCK ***** *)
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{$IFDEF FPC}
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{$mode DELPHI}
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{$ENDIF}
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unit AstCalU;
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interface
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uses
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{$IFNDEF FPC}
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Windows,
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{$ENDIF}
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SysUtils, Classes, Graphics, Controls,
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Forms, Dialogs, StdCtrls, ExtCtrls, ComCtrls,
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StConst,
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StDate,
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StDateSt,
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StAstro,
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StAstroP;
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type
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TForm1 = class(TForm)
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Panel1: TPanel;
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Label1: TLabel;
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Button1: TButton;
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Label2: TLabel;
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Label3: TLabel;
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MonthEF: TEdit;
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DateEF: TEdit;
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YearEF: TEdit;
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Label4: TLabel;
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Label5: TLabel;
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Label6: TLabel;
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GB1: TGroupBox;
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Label7: TLabel;
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Label8: TLabel;
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LocalTimeEF: TEdit;
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SiderealTimeEF: TEdit;
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GB2: TGroupBox;
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Label9: TLabel;
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Label10: TLabel;
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Label11: TLabel;
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Label12: TLabel;
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Label13: TLabel;
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SunRiseEF: TEdit;
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MoonRiseEF: TEdit;
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SunSetEF: TEdit;
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MoonSetEF: TEdit;
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TwiStartEF: TEdit;
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TwiEndEF: TEdit;
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GB3: TGroupBox;
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PositionsLB: TListBox;
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Header1: THeaderControl;
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GB4: TGroupBox;
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NMFirstDate: TEdit;
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FQFirstDate: TEdit;
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NMFirstTime: TEdit;
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FQFirstTime: TEdit;
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FMFirstDate: TEdit;
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LQFirstDate: TEdit;
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LQFirstTime: TEdit;
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FMFirstTime: TEdit;
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Label14: TLabel;
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Label15: TLabel;
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Label16: TLabel;
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Label17: TLabel;
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NMSecondDate: TEdit;
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NMSecondTime: TEdit;
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FQSecondDate: TEdit;
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FQSecondTime: TEdit;
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FMSecondDate: TEdit;
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FMSecondTime: TEdit;
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LQSecondTime: TEdit;
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LQSecondDate: TEdit;
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NMPrevDate: TEdit;
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FQPrevDate: TEdit;
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FMPrevDate: TEdit;
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LQPrevDate: TEdit;
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LQPrevTime: TEdit;
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FMPrevTime: TEdit;
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FQPrevTime: TEdit;
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NMPrevTime: TEdit;
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NMNextDate: TEdit;
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FQNextDate: TEdit;
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FMNextDate: TEdit;
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LQNextDate: TEdit;
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LQNextTime: TEdit;
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FMNextTime: TEdit;
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FQNextTime: TEdit;
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NMNextTime: TEdit;
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Header2: THeaderControl;
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GB5: TGroupBox;
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Label18: TLabel;
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Label19: TLabel;
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Label20: TLabel;
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Label21: TLabel;
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Label22: TLabel;
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SpringTime: TEdit;
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SummerTime: TEdit;
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SummerDate: TEdit;
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SpringDate: TEdit;
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FallTime: TEdit;
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WinterTime: TEdit;
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WinterDate: TEdit;
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FallDate: TEdit;
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EasterEF: TEdit;
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PhaseLabel: TLabel;
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Label23: TLabel;
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SunlightEF: TEdit;
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LongEF: TEdit;
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LatEF: TEdit;
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Timer1: TTimer;
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procedure Button1Click(Sender: TObject);
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procedure FormCreate(Sender: TObject);
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procedure Timer1Timer(Sender: TObject);
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private
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{ Private declarations }
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public
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{ Public declarations }
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TheDT : TStDateTimeRec;
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RS : TStRiseSetRec;
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D, M, Y : Integer;
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ObsLat,
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ObsLong : Double;
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procedure DoCalcTimes;
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procedure DoFixedCalcs;
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procedure DoCalcs(ObsLong, ObsLat : Double);
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end;
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var
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Form1: TForm1;
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implementation
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{$R *.lfm}
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procedure TForm1.DoCalcTimes;
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var
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TT : TStTime;
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begin
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LocalTimeEF.Text := CurrentTimeString('hh:mm:ss', False);
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TheDT.T := CurrentTime;
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TT := Round(SiderealTime(TheDT) * 240);
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SiderealTimeEF.Text := StTimeToTimeString('hh:mm:ss', TT, False);
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end;
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procedure TForm1.DoFixedCalcs;
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var
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Y,
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M ,
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D : integer;
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DTR : TStDateTimeRec;
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MPR : TStMoonPosRec;
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SPR : TStPosRec;
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LR : TStLunarRecord;
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PA : TStPlanetsArray;
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begin
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{Calculate Positions}
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SPR := SunPos(TheDT);
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PositionsLB.Items.Add('Sun ' + HoursMin(SPR.RA) + ' ' + DegsMin(SPR.DC));
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MPR := MoonPos(TheDT);
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PositionsLB.Items.Add('Moon ' + HoursMin(MPR.RA) + ' ' + DegsMin(MPR.DC));
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PlanetsPos(AstJulianDate(TheDT.D) + TheDT.T/86400, PA);
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PositionsLB.Items.Add('Mercury ' + HoursMin(PA[1].RA) + ' ' + DegsMin(PA[1].DC));
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PositionsLB.Items.Add('Venus ' + HoursMin(PA[2].RA) + ' ' + DegsMin(PA[2].DC));
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PositionsLB.Items.Add('Mars ' + HoursMin(PA[3].RA) + ' ' + DegsMin(PA[3].DC));
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PositionsLB.Items.Add('Jupiter ' + HoursMin(PA[4].RA) + ' ' + DegsMin(PA[4].DC));
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PositionsLB.Items.Add('Saturn ' + HoursMin(PA[5].RA) + ' ' + DegsMin(PA[5].DC));
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PositionsLB.Items.Add('Uranus ' + HoursMin(PA[6].RA) + ' ' + DegsMin(PA[6].DC));
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PositionsLB.Items.Add('Neptune ' + HoursMin(PA[7].RA) + ' ' + DegsMin(PA[7].DC));
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PositionsLB.Items.Add('Pluto ' + HoursMin(PA[8].RA) + ' ' + DegsMin(PA[8].DC));
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{Calculate lunar phases}
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if LunarPhase(TheDT) >= 0 then
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PhaseLabel.Caption := 'Waxing'
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else
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PhaseLabel.Caption := 'Waning';
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LR := NewMoon(TheDT.D);
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NMFirstDate.Text := StDateToDateString('mm/dd', LR.T[0].D, False);
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NMFirstTime.Text := StTimeToTimeString('hh:mm', LR.T[0].T, False);
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if LR.T[1].D <> BadDate then
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begin
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NMSecondDate.Text := StDateToDateString('mm/dd', LR.T[1].D, False);
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NMSecondTime.Text := StTimeToTimeString('hh:mm', LR.T[1].T, False);
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end else
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begin
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NMSecondDate.Text := '';
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NMSecondTime.Text := '';
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end;
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LR := FirstQuarter(TheDT.D);
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FQFirstDate.Text := StDateToDateString('mm/dd', LR.T[0].D, False);
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FQFirstTime.Text := StTimeToTimeString('hh:mm', LR.T[0].T, False);
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if LR.T[1].D <> BadDate then
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begin
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FQSecondDate.Text := StDateToDateString('mm/dd', LR.T[1].D, False);
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FQSecondTime.Text := StTimeToTimeString('hh:mm', LR.T[1].T, False);
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end else
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begin
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FQSecondDate.Text := '';
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FQSecondTime.Text := '';
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end;
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LR := FullMoon(TheDT.D);
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FMFirstDate.Text := StDateToDateString('mm/dd', LR.T[0].D, False);
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FMFirstTime.Text := StTimeToTimeString('hh:mm', LR.T[0].T, False);
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if LR.T[1].D <> BadDate then
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begin
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FMSecondDate.Text := StDateToDateString('mm/dd', LR.T[1].D, False);
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FMSecondTime.Text := StTimeToTimeString('hh:mm', LR.T[1].T, False);
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end else
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begin
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FMSecondDate.Text := '';
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FMSecondTime.Text := '';
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end;
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LR := LastQuarter(TheDT.D);
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LQFirstDate.Text := StDateToDateString('mm/dd', LR.T[0].D, False);
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LQFirstTime.Text := StTimeToTimeString('hh:mm', LR.T[0].T, False);
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if LR.T[1].D <> BadDate then
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begin
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LQSecondDate.Text := StDateToDateString('mm/dd', LR.T[1].D, False);
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LQSecondTime.Text := StTimeToTimeString('hh:mm', LR.T[1].T, False);
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end else
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begin
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LQSecondDate.Text := '';
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LQSecondTime.Text := '';
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end;
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{Calculate Next/Previous}
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DTR := PrevNewMoon(TheDT.D);
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if DTR.D <> BadDate then
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begin
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NMPrevDate.Text := StDateToDateString('mm/dd', DTR.D, False);
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NMPrevTime.Text := StTimeToTimeString('hh:mm', DTR.T, False);
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end else
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begin
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NMPrevDate.Text := '';
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NMPrevTime.Text := '';
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end;
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DTR := NextNewMoon(TheDT.D);
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if DTR.D <> BadDate then
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begin
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NMNextDate.Text := StDateToDateString('mm/dd', DTR.D, False);
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NMNextTime.Text := StTimeToTimeString('hh:mm', DTR.T, False);
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end else
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begin
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NMNextDate.Text := '';
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NMNextTime.Text := '';
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end;
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DTR := PrevFirstQuarter(TheDT.D);
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if DTR.D <> BadDate then
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begin
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FQPrevDate.Text := StDateToDateString('mm/dd', DTR.D, False);
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FQPrevTime.Text := StTimeToTimeString('hh:mm', DTR.T, False);
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end else
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begin
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FQPrevDate.Text := '';
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FQPrevTime.Text := '';
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end;
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DTR := NextFirstQuarter(TheDT.D);
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if DTR.D <> BadDate then
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begin
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FQNextDate.Text := StDateToDateString('mm/dd', DTR.D, False);
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FQNextTime.Text := StTimeToTimeString('hh:mm', DTR.T, False);
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end else
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begin
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FQNextDate.Text := '';
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FQNextTime.Text := '';
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end;
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DTR := PrevFullMoon(TheDT.D);
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if DTR.D <> BadDate then
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begin
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FMPrevDate.Text := StDateToDateString('mm/dd', DTR.D, False);
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FMPrevTime.Text := StTimeToTimeString('hh:mm', DTR.T, False);
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end else
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begin
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FMPrevDate.Text := '';
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FMPrevTime.Text := '';
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end;
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DTR := NextFullMoon(TheDT.D);
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if DTR.D <> BadDate then
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begin
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FMNextDate.Text := StDateToDateString('mm/dd', DTR.D, False);
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FMNextTime.Text := StTimeToTimeString('hh:mm', DTR.T, False);
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end else
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begin
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FMNextDate.Text := '';
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FMNextTime.Text := '';
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end;
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DTR := PrevLastQuarter(TheDT.D);
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if DTR.D <> BadDate then
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begin
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LQPrevDate.Text := StDateToDateString('mm/dd', DTR.D, False);
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LQPrevTime.Text := StTimeToTimeString('hh:mm', DTR.T, False);
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end else
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begin
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LQPrevDate.Text := '';
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LQPrevTime.Text := '';
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end;
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DTR := NextLastQuarter(TheDT.D);
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if DTR.D <> BadDate then
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begin
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LQNextDate.Text := StDateToDateString('mm/dd', DTR.D, False);
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LQNextTime.Text := StTimeToTimeString('hh:mm', DTR.T, False);
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end else
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begin
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LQNextDate.Text := '';
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LQNextTime.Text := '';
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end;
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{Calculate Other Events}
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StDateToDMY(TheDT.D, D, M, Y);
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EasterEF.Text := StDateToDateString('mm/dd', Easter(Y, 0), False);
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DTR := Equinox(Y, 0, True);
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SpringDate.Text := StDateToDateString('mm/dd', DTR.D, False);
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SpringTime.Text := StTimeToTimeString('hh:mm', DTR.T, False);
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DTR := Equinox(Y, 0, False);
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FallDate.Text := StDateToDateString('mm/dd', DTR.D, False);
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FallTime.Text := StTimeToTimeString('hh:mm', DTR.T, False);
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DTR := Solstice(Y, 0, True);
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SummerDate.Text := StDateToDateString('mm/dd', DTR.D, False);
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SummerTime.Text := StTimeToTimeString('hh:mm', DTR.T, False);
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DTR := Solstice(Y, 0, False);
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WinterDate.Text := StDateToDateString('mm/dd', DTR.D, False);
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WinterTime.Text := StTimeToTimeString('hh:mm', DTR.T, False);
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end;
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procedure TForm1.DoCalcs(ObsLong, ObsLat : Double);
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begin
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SunlightEF.Text := StTimeToTimeString('hh:mm',
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AmountOfSunlight(TheDT.D, ObsLong, ObsLat), False);
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RS := SunRiseSet(TheDT.D, ObsLong, ObsLat);
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SunRiseEF.Text := StTimeToTimeString('hh:mm', RS.ORise, False);
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SunSetEF.Text := StTimeToTimeString('hh:mm', RS.OSet, False);
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RS := MoonRiseSet(TheDT.D, ObsLong, ObsLat);
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MoonRiseEF.Text := StTimeToTimeString('hh:mm', RS.ORise, False);
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MoonSetEF.Text := StTimeToTimeString('hh:mm', RS.OSet, False);
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RS := Twilight(TheDT.D, ObsLong, ObsLat, ttAstronomical);
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TwiStartEF.Text := StTimeToTimeString('hh:mm', RS.ORise, False);
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TwiEndEF.Text := StTimeToTimeString('hh:mm', RS.OSet, False);
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end;
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procedure TForm1.Button1Click(Sender: TObject);
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begin
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try
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M := StrToInt(MonthEF.Text);
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if not (M in [1..12]) then
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begin
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ShowMessage('Month value out of range (1..12)');
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Exit;
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end;
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D := StrToInt(DateEF.Text);
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if not (D in [1..31]) then
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begin
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ShowMessage('Date value out of range (1..31)');
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Exit;
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end;
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Y := StrToInt(YearEF.Text);
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if (Y < 1800) or (Y > 2200) then
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begin
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ShowMessage('Year value out of range (1800..2200)');
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Exit;
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end;
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TheDT.D := DMYToStDate(D, M, Y, 0);
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if TheDT.D = BadDate then
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begin
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ShowMessage('Invalid date');
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Exit;
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end;
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TheDT.T := CurrentTime;
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ObsLong := StrToFloat(LongEF.Text);
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if (ObsLong < -180) or (ObsLong > 180) then
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begin
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ShowMessage('Longitude out of range (-180..180)');
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Exit;
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end;
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ObsLat := StrToFloat(LatEF.Text);
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if (ObsLat < -90) or (ObsLat > 90) then
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begin
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ShowMessage('Latitude out of range (-90..90)');
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Exit;
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end;
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PositionsLB.Clear;
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DoFixedCalcs;
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DoCalcs(ObsLong, ObsLat);
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except
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ShowMessage('One or more entry fields has illegal data');
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end;
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end;
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procedure TForm1.FormCreate(Sender: TObject);
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begin
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TheDT.D := CurrentDate;
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TheDT.T := CurrentTime;
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StDateToDMY(TheDT.D, D, M, Y);
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MonthEF.Text := IntToStr(M);
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DateEF.Text := IntToStr(D);
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YearEF.Text := IntToStr(Y);
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LongEF.Text := FloatToStr(-105.27);
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LatEF.Text := FloatToStr(38.87);
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DoCalcTimes;
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Button1Click(Button1);
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end;
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procedure TForm1.Timer1Timer(Sender: TObject);
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begin
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DoCalcTimes;
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end;
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end.
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