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- {****************************************}
- { TeeChart. Legend Example }
- { Copyright (c) 1995,96 by David Berneda }
- { All Rights Reserved }
- {****************************************}
- unit Ulegend;
-
- interface
- { This form shows how to create a new Chart.Legend.
- We'll draw the Series Titles onto a Paintbox component.
- }
- uses
- SysUtils, WinTypes, WinProcs, Messages, Classes, Graphics, Controls,
- Forms, Dialogs, ExtCtrls, Chart, Series, StdCtrls, Teengine, Buttons,
- TeeProcs;
-
- type
- TLegendForm = class(TForm)
- Chart1: TChart;
- LineSeries1: TLineSeries;
- LineSeries2: TLineSeries;
- PaintBox1: TPaintBox;
- Panel1: TPanel;
- BitBtn3: TBitBtn;
- Label1: TLabel;
- Memo1: TMemo;
- procedure LineSeries2AfterDrawValues(Sender: TObject);
- procedure FormCreate(Sender: TObject);
- private
- { Private declarations }
- public
- { Public declarations }
- end;
-
- var
- LegendForm: TLegendForm;
-
- implementation
-
- {$R *.DFM}
-
- procedure TLegendForm.LineSeries2AfterDrawValues(Sender: TObject);
- var t:Longint;
- begin
- With Paintbox1.Canvas do { we'll draw over PaintBox1 }
- Begin
- for t:=0 to Chart1.SeriesCount-1 do { for each Series in Chart... }
- Begin
- Font.Color:=Chart1[t].SeriesColor; { set font color }
- { draw the customized Series Title }
- TextOut(40,20+16*t,'This is a long Series title: '+Chart1.SeriesTitleLegend(t));
- end;
- End;
- end;
-
- procedure TLegendForm.FormCreate(Sender: TObject);
- begin
- LineSeries1.FillSampleValues(50); { random values }
- LineSeries2.FillSampleValues(50);
- end;
-
- end.
-