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LOGLAB.PAS
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Pascal/Delphi Source File
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1998-06-16
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2KB
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57 lines
{*********************************************}
{ TeeChart Delphi Component Library }
{ Logarithmic Labels Demo }
{ Copyright (c) 1996 by David Berneda }
{ All rights reserved }
{*********************************************}
unit LogLab;
{$P-}
interface
{ This form shows how custom Axis labels can be specified }
{ The Chart.OnGetNextAxisLabel event is used to supply the axis with
custom label positions and values. }
uses
WinProcs, WinTypes, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
ExtCtrls, TeeProcs, TeEngine, Chart, Series, StdCtrls, Buttons;
type
TLogLabelsForm = class(TForm)
Chart1: TChart;
Series1: TFastLineSeries;
Panel1: TPanel;
BitBtn2: TBitBtn;
Memo1: TMemo;
procedure FormCreate(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
implementation
{$R *.DFM}
procedure TLogLabelsForm.FormCreate(Sender: TObject);
begin
{ Axis settings }
Chart1.BottomAxis.Logarithmic:=True;
Chart1.BottomAxis.TickOnLabelsOnly:=True;
Chart1.BottomAxis.SetMinMax( 10.0, 1000);
Chart1.LeftAxis.Logarithmic:=True;
Chart1.LeftAxis.TickOnLabelsOnly:=True;
Chart1.LeftAxis.SetMinMax( 10.0, 1000);
{ adding XY values to Series1 }
Series1.XValues.DateTime:=False;
Series1.AddXY( 100, 100, '', clTeeColor );
Series1.AddXY( 500, 200, '', clTeeColor );
Series1.AddXY( 800, 300, '', clTeeColor );
Series1.AddXY( 200, 200, '', clTeeColor );
end;
end.