private void chkChiPhi_CheckedChanged(object sender, EventArgs e) { if (chkTQ_ChiPhi.Checked) { LineSeries lineNhapHang = new LineSeries(); lineNhapHang.Name = "lineChiPhi"; lineNhapHang.Title = "Chi phí"; lineNhapHang.Values = new ChartValues <double> { }; for (int i = 1; i <= 12; i++) { lineNhapHang.Values.Add(PhieuNhapBUS.LayDoanhSoPhieuNhapTheoThang(i)); } chartTongQuat.Series.Add(lineNhapHang); } else { LineSeries line = null; foreach (LineSeries ls in chartTongQuat.Series) { if (ls.Name == "lineChiPhi") { line = ls; } } chartTongQuat.Series.Remove(line); } }
private void chkTQ_LoiNhuan_CheckedChanged(object sender, EventArgs e) { if (chkTQ_LoiNhuan.Checked) { LineSeries lineLoiNhuan = new LineSeries(); lineLoiNhuan.Name = "lineLoiNhuan"; lineLoiNhuan.Title = "Lợi nhuận"; lineLoiNhuan.Values = new ChartValues <double> { }; for (int i = 1; i <= 12; i++) { lineLoiNhuan.Values.Add(HoaDonBUS.LayDoanhSoHoaDonTheoThang(i) - PhieuNhapBUS.LayDoanhSoPhieuNhapTheoThang(i)); } chartTongQuat.Series.Add(lineLoiNhuan); } else { LineSeries line = null; foreach (LineSeries ls in chartTongQuat.Series) { if (ls.Name == "lineLoiNhuan") { line = ls; } } chartTongQuat.Series.Remove(line); } }