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/ CD Actual Thematic 25: Programming / pc_actual_25.iso / Delphi / TeeChartPro / TeeChart5Delphi5Eval.exe / %MAINDIR% / Examples / Features / Zoom_Scroll.pas < prev   
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Pascal/Delphi Source File  |  2001-09-10  |  970 b   |  46 lines
  1. unit Zoom_Scroll;
  2.  
  3. interface
  4.  
  5. uses
  6.   Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  7.   Base, TeEngine, Series, StdCtrls, ExtCtrls, TeeProcs, Chart;
  8.  
  9. type
  10.   TZoomScrollForm = class(TBaseForm)
  11.     Button1: TButton;
  12.     Button2: TButton;
  13.     Series1: TLineSeries;
  14.     procedure Button1Click(Sender: TObject);
  15.     procedure Button2Click(Sender: TObject);
  16.     procedure FormCreate(Sender: TObject);
  17.   private
  18.     { Private declarations }
  19.   public
  20.     { Public declarations }
  21.   end;
  22.  
  23. implementation
  24.  
  25. {$R *.DFM}
  26.  
  27. procedure TZoomScrollForm.Button1Click(Sender: TObject);
  28. begin
  29.   Chart1.ZoomPercent(110);  { 110 % = zoom in 10% }
  30. end;
  31.  
  32. procedure TZoomScrollForm.Button2Click(Sender: TObject);
  33. begin
  34.   Chart1.BottomAxis.Scroll(2,False);
  35. end;
  36.  
  37. procedure TZoomScrollForm.FormCreate(Sender: TObject);
  38. begin
  39.   inherited;
  40.   Series1.FillSampleValues(50);
  41. end;
  42.  
  43. initialization
  44.   RegisterClass(TZoomScrollForm);
  45. end.
  46.