public static Color GetRadomColor(CurveInfoList infoList)
{
Color color = Color.Black;
Random ran = new Random();
bool bFinded = false;
while (!bFinded)
{
int r = ran.Next(0, 255);
int g = ran.Next(0, 255);
int b = ran.Next(0, 255);
color = Color.FromArgb(r, g, b);
if (!infoList.hasColor(color))
{
bFinded = true;
}
}
return(color);
}
void HelperInvoke(int index, int nodeID, int humi, int temp)
{
//CurveInfo tempInfo = humiCurveInfo;
CurveInfo tempInfo = null;
CurveInfoList tempList = null;
this.zedGraphControl1.GraphPane.XAxis.Scale.MaxAuto = true;
//this.zedGraphControl1.GraphPane.XAxis.Scale.Max
double y = humi;
switch (comboBox1.SelectedIndex)
{
case 0: //湿度
y = humi;
//tempInfo = humiCurveInfo;
tempList = humiCurveInfoList;
tempInfo = humiCurveInfoList.getCurveInfoByNodeID(nodeID);
if (tempInfo == null)
//如果当前节点尚未建立
{
Color color = CurveInfoList.GetRadomColor(humiCurveInfoList);
CurveInfo ciNew = new CurveInfo(nodeID, "节点" + nodeID.ToString(), color);
humiCurveInfoList.addNode(ciNew);
this.AddHumidityCurve();
tempInfo = ciNew;
}
break;
case 1: //温度
y = temp;
tempList = tempetureCurveInfoList;
//tempInfo = tempCurveInfo;
tempInfo = tempetureCurveInfoList.getCurveInfoByNodeID(nodeID);
if (tempInfo == null)
{
Color color = CurveInfoList.GetRadomColor(tempetureCurveInfoList);
CurveInfo ciNew = new CurveInfo(nodeID, "节点" + nodeID.ToString(), color);
tempetureCurveInfoList.addNode(ciNew);
this.AddTemperatureCurve();
tempInfo = ciNew;
}
break;
}
double x = (double)new XDate(DateTime.Now);
//pointPairList.Add(x, y);
tempInfo.AddPoint(x, y);
this.zedGraphControl1.AxisChange();
this.zedGraphControl1.Refresh();
int maxPoint = 20;
foreach (CurveInfo ci in tempList)
{
ci.AddPoint(x, double.MaxValue);
if (ci.PointPairList.Count > maxPoint)
{
//ci.PointPairList.RemoveAt(0);
int sub = ci.PointPairList.Count - maxPoint;
if (sub > 0)
{
ci.PointPairList.RemoveRange(0, sub);
}
}
}
//if (tempInfo.PointPairList.Count >= 10)
//{
//tempInfo.PointPairList.RemoveAt(0);
//}
//if (pointPairList.Count >= 50)
//{
// pointPairList.RemoveAt(0);
//}
}