unit mainform; {$mode objfpc}{$H+} interface uses Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs, StdCtrls, Grids, fpspreadsheetchart, fpspreadsheetgrid, TAGraph, TASeries; type { TFPSChartForm } TFPSChartForm = class(TForm) btnCreateGraphic: TButton; MyChart: TChart; FPSChartSource: TsWorksheetChartSource; MyChartLineSeries: TLineSeries; WorksheetGrid: TsWorksheetGrid; procedure btnCreateGraphicClick(Sender: TObject); private { private declarations } public { public declarations } end; var FPSChartForm: TFPSChartForm; implementation {$R *.lfm} { TFPSChartForm } procedure TFPSChartForm.btnCreateGraphicClick(Sender: TObject); begin FPSChartSource.LoadFromWorksheetGrid(WorksheetGrid); end; end.