dbchart问题

Question

不论怎么设置 x和lable显示的 都一样 
while not adoquery2.Eof do
    begin
        stmp:=Trim(adoquery2.FieldValues['school']);
        series2.AddXY(i,
                      adoquery2.FieldValues['hoursum'],
                      adoquery2.FieldValues['mclassroom']);
        adoquery2.Next;
        i:=i+1;
        series2.XLabel[0]:='as';//设置后x和lable都显示'as'
    end;
请问 怎么解决

Answer 1

while not adoquery2.Eof do
    begin
        stmp:=Trim(adoquery2.FieldValues['school']);
        series2.AddXY(i,
                      adoquery2.FieldValues['hoursum'],
                      adoquery2.FieldValues['mclassroom']);
        adoquery2.Next;
        i:=i+1;   ////i初始化了没有？
        series2.XLabel[0]:='as';
    end;

Answer 2

在前面加是一个First试试看呢