0
我使用C#和ZedGraph库在时间和温度之间绘制图形。输入值从文本文件中读取。图表曲线预计会有所进展,但曲线不是渐进的,它将与点不相关,而是在图表中正确绘制点。C#Zedgraph,图形跳转
这里是我的代码..
private void Form2_Load(object sender, EventArgs e)
{
GraphPane myPane = Gcontrol.GraphPane;
// Set the title and axis labels
myPane.Title.Text = "Date Time Chart";
myPane.XAxis.Title.Text = "TimeFrame";
myPane.YAxis.Title.Text = "Temperature";
//List to hold Points to be plotted
PointPairList pList = new PointPairList();
SampleData sd = new SampleData();
sd.getSampleData();
for (int i = 0; i < sd.x.Count; i++)
{
pList.Add(sd.x[i],sd.y[i]);
}
LineItem curve = myPane.AddCurve("Points", pList, Color.Black, SymbolType.Diamond);
curve.Line.IsSmooth = true;
myPane.XAxis.Type = AxisType.Date;
myPane.XAxis.Scale.FontSpec.Angle = 65;
myPane.XAxis.Scale.MajorStep = 1;
myPane.XAxis.Scale.MajorUnit = DateUnit.Hour;
myPane.XAxis.Scale.MinorUnit = DateUnit.Hour;
myPane.XAxis.Scale.Format = "dd-MMM-yy HH:MM";
Gcontrol.AxisChange();
}
SampleDataClass:
class SampleData
{
public List<double> x = new List<double>();
public List<double> y = new List<double>();
public void getSampleData()
{
string[] lines = System.IO.File.ReadAllLines("input.txt");
foreach (string line in lines)
{
x.Add(new XDate(Convert.ToDateTime(line.Split(',')[0].Trim())));
y.Add(Convert.ToDouble(line.Split(',')[4].Trim()));
}
}
}
input.txt的文件的内容:第1栏包含时间和第5列包含温度
你尝试过调试和观察数据,你读过之后,确保你已经正确解释了一切?我看到例如你在文件中有AM/PM,这是正确的读取和解析? –
@Karlsen。是的,我已经把调试点和检查时间,他们正在阅读和解释正确。我甚至发现图形点完全被绘制出来。它只是不是逐步移动的曲线。 – jaycyborg