对柱状图可以这样:
procedure TForm1.BitBtn1Click(Sender: TObject);
var aa:array [1..3,1..3] of Variant;
i:integer;
begin
aa[1,1]:='aa';
aa[1,2]:=13;
aa[2,1]:='bb';
aa[2,2]:=16;
aa[3,1]:='cc';
aa[3,2]:=19;
for i:=1 to 3 do
form1.Series1.AddBar(aa[i,2],aa[i,1],clblue);
end;
饼图同理。