我尝试使用 ZedGraph 添加多条曲线和 yaxis。但是在尝试添加第二条曲线后,我成功地将点添加到第一条曲线。第一个值消失并
myCurve.Points.Count
等于 0。例如,如果我添加 6 条曲线,则只有第六条具有其他值 count =0。它们中的任何一个都显示在图表上。这是代码:
colors = new Color[ff.documentColumnCount + 4];
zedGraphControl1.IsShowPointValues = true;
myPane = zedGraphControl1.GraphPane;
LineItem myCurve;
Color[] colors;
myPane.XAxis.Type = ZedGraph.AxisType.Date;
myPane.XAxis.Scale.Format = "HH:mm:ss";
myPane.XAxis.Scale.MajorUnit = DateUnit.Second;
zamanValue = new double[ff.tarihSaat.Length - 4]; // x axis time values. ff is another windows form name, no problem here.
for (int i = 0; i < ff.tarihSaat.Length - 4; i++)
{
zamanValue[i] = (double)new XDate(ff.tarihSaat[i].Year,
ff.tarihSaat[i].Month,
ff.tarihSaat[i].Day,
ff.tarihSaat[i].Hour,
ff.tarihSaat[i].Minute,
ff.tarihSaat[i].Second);
counter++;
}
yaxisArray = new YAxis[ff.documentColumnCount + 4]; // temp y axises
for (int k = 0; k < chckboxNumber; k++)
{
tempPointPairList.Clear();
tempPointPairList = createPairPointList(k); // Creates points, I see the correct values everytime, also no problem here.
minYvalues[k] = Findmin(tempPointPairList);
maxYvalues[k] = FindMax(tempPointPairList);
myCurve = myPane.AddCurve(ff.columnNames[k + 3], tempPointPairList, colors[k], SymbolType.None);
myCurve.Line.Width = 2.5f;
//myCurve.IsVisible = true;
myCurve.YAxisIndex = k;
myCurve.IsVisible = true;
if (k == 0)
{
myPane.YAxis.IsVisible = true;
myPane.YAxis.Scale.Max = 1;
myPane.YAxis.Scale.Min = 0;
myPane.YAxis.Scale.MajorStep = (myPane.YAxis.Scale.Max - myPane.YAxis.Scale.Min) / 10;
myPane.YAxis.MajorGrid.IsVisible = true;
}
else
{
yaxisArray[k] = new YAxis(ff.columnNames[k + 3]);
//yaxisArray[k].Color = colors[k];
yaxisArray[k].IsVisible = false;
yaxisArray[k].Title.IsVisible = false;
myPane.YAxisList.Add(yaxisArray[k]);
if (minYvalues[k] == maxYvalues[k])
{
yaxisArray[k].Scale.Min = minYvalues[k] - 0.1;
yaxisArray[k].Scale.Max = maxYvalues[k] + 0.1;
}
else
{
yaxisArray[k].Scale.Min = minYvalues[k];
yaxisArray[k].Scale.Max = maxYvalues[k];
}
myPane.YAxisList.Add(yaxisArray[k]);
}
yAxisListIndexes[k] = myPane.YAxisList.Count-1;
minTextBoxes[k].Text = minYvalues[k].ToString();
maxTextBoxes[k].Text = maxYvalues[k].ToString();
durum[k].previousState = 1;
durum[k].currentState = 1;
chckBoxList[k].Checked = true;
myCurve.Clear();
}
myPane.XAxis.Scale.Min = zamanValue[0];
myPane.XAxis.Scale.Max = zamanValue[zamanValue.Length - 1];
//myPane.YAxisList[0].IsVisible = true;
zedGraphControl1.AxisChange();
zedGraphControl1.Invalidate();
zedGraphControl1.Refresh();
错误在哪里?