private PlotModel _plotModel;
public PlotModel plotModel
{
get { return _plotModel; }
set
{
_plotModel = value;
RaisePropertyChanged("plotModel");
}
}
public void LoadChart()
{
BeginDate = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss:fff");
Stopwatch sw = new Stopwatch();
sw.Start();
var resData = JsonConvert.DeserializeObject<List<ResultModel>>(WcfConnector.GetInstance().QuerySroodRawData(QueryEqpId, RouteSelected.RunId, SvidSelected.ParaName));
var orderList = resData.OrderByDescending(m => m.val);
var maxPoint = orderList.FirstOrDefault();
var minPoint = orderList.LastOrDefault();
var mean = 107.5;
plotModel = new PlotModel()
{
Title = "数据统计",
LegendTitle = "Max:红色，Min:黄色",
LegendOrientation = LegendOrientation.Horizontal,
LegendPlacement = LegendPlacement.Inside,
LegendPosition = LegendPosition.TopRight,
LegendBackground = OxyColor.FromAColor(200, OxyColors.Beige),
LegendBorder = OxyColors.Black,
DefaultFont = "微软雅黑",
};
#region X，Y轴
//X轴
var _dateAxis = new DateTimeAxis()
{
MajorGridlineStyle = LineStyle.Solid,
MinorGridlineStyle = LineStyle.Dot,
IntervalLength = 80,
IsZoomEnabled = false,
IsPanEnabled = false,
StringFormat = "M/d HH:mm:ss",
Title = "时间"
};
plotModel.Axes.Add(_dateAxis);
//var startDate = DateTime.Now.AddDays(-10);
//var endDate = DateTime.Now;
//var minValue = DateTimeAxis.ToDouble(startDate);
//var maxValue = DateTimeAxis.ToDouble(endDate);
//Y轴
var _valueAxis = new LinearAxis()
{
Title = "数值",
Maximum = maxPoint.val + maxPoint.val / 4,
Minimum = minPoint.val - minPoint.val / 3,
MajorGridlineStyle = LineStyle.Solid,//主刻度设置格网
MinorGridlineStyle = LineStyle.Dot,//子刻度设置格网样式
IntervalLength = 80,
Angle = 60,
IsZoomEnabled = true,//坐标轴缩放
IsPanEnabled = true,//图表缩放功能
Position = AxisPosition.Left,
};
plotModel.Axes.Add(_valueAxis);
#endregion
#region 线条
//动态线条
var lineSerial = new LineSeries()
{
Title = SvidSelected.ParaName,//eqpParam name
Color = OxyColors.Black,
Smooth = true,
MarkerType = MarkerType.Circle,
StrokeThickness = 1,
MarkerSize = 2,
MarkerStroke = OxyColors.BlueViolet,
};
plotModel.Series.Add(lineSerial);
Task.Factory.StartNew(() =>
{
for (int i = 0; i < resData.Count; i++)
{
lineSerial.Points.Add(DateTimeAxis.CreateDataPoint(resData[i].occurenceTime, resData[i].val));
plotModel.InvalidatePlot(true); //每秒刷新一次视图
Thread.Sleep(200);
}
});
//plotModel.InvalidatePlot(false);
#endregion
#region 上下限
//添加标注线
var lineMaxAnnotation = new LineAnnotation()
{//上限
Type = LineAnnotationType.Horizontal,
Y = maxPoint.val,
Text = "上限:" + maxPoint.val,
Color = OxyColors.Red,
LineStyle = LineStyle.DashDashDot,
StrokeThickness = 2
};
plotModel.Annotations.Add(lineMaxAnnotation);
var lineMinAnnotation = new LineAnnotation()
{//下限
Type = LineAnnotationType.Horizontal,
Color = OxyColors.Blue,
LineStyle = LineStyle.Dash,
StrokeThickness = 2,
Y = minPoint.val,
Text = "下限:" + minPoint.val
};
plotModel.Annotations.Add(lineMinAnnotation);
var lineMean = new LineAnnotation()
{//平均
Type = LineAnnotationType.Horizontal,
Color = OxyColors.Green,
LineStyle = LineStyle.LongDash,
StrokeThickness = 2,
Y = mean,
Text = "平均:" + mean
};
plotModel.Annotations.Add(lineMean);
#endregion
#region 最大值，最小值
var min = new ScatterSeries();
var MaxDataPoint = DateTimeAxis.CreateDataPoint(maxPoint.occurenceTime, maxPoint.val);
min.Points.Add(new ScatterPoint(MaxDataPoint.X, MaxDataPoint.Y, 15));
min.MarkerFill = OxyColor.FromAColor(120, OxyColors.Red);
min.MarkerType = MarkerType.Circle;
plotModel.Series.Add(min);
var max = new ScatterSeries();
var minDataPoint = DateTimeAxis.CreateDataPoint(minPoint.occurenceTime, minPoint.val);
max.Points.Add(new ScatterPoint(minDataPoint.X, minDataPoint.Y, 15));
max.MarkerFill = OxyColor.FromAColor(120, OxyColors.Yellow);
max.MarkerType = MarkerType.Circle;
plotModel.Series.Add(max);
#endregion
#region 线条2
////动态线条
//var lineSerial3 = new LineSeries()
//{
// Title = "CF3",
// Color = OxyColors.Blue,
// Smooth = true,
// MarkerType = MarkerType.Circle,
// StrokeThickness = 2,
// MarkerSize = 3,
// MarkerStroke = OxyColors.BlueViolet
//};
//plotModel.Series.Add(lineSerial3);
//var count = 50;
//var rd3 = new Random();
//Task.Factory.StartNew(() =>
//{
// var list = new List<DataPoint>();
// while (count > 0)
// {
// var point = DateTimeAxis.CreateDataPoint(DateTime.Now, rd3.Next(15, 60));
// list.Add(point);
// lineSerial3.Points.Add(point);
// //if (lineSerial3.Points.Count > 1000)
// //{
// // lineSerial3.Points.RemoveAt(0);
// //}
// plotModel.InvalidatePlot(true); //每秒刷新一次视图
// Thread.Sleep(500);
// count--;
// }
// if (list.Count > 0)
// {
// var list1 = list.OrderByDescending(m => m.Y);
// var maxPoint = list1.FirstOrDefault();
// var minPoint = list1.LastOrDefault();
// var min = new ScatterSeries();
// min.Points.Add(new ScatterPoint(maxPoint.X, maxPoint.Y, 15));
// min.MarkerFill = OxyColor.FromAColor(120, OxyColors.Red);
// min.MarkerType = MarkerType.Circle;
// plotModel.Series.Add(min);
// var max = new ScatterSeries();
// max.Points.Add(new ScatterPoint(minPoint.X, minPoint.Y, 15));
// max.MarkerFill = OxyColor.FromAColor(120, OxyColors.Yellow);
// max.MarkerType = MarkerType.Circle;
// plotModel.Series.Add(max);
// }
//});
#endregion
EndDate = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss:fff");
sw.Stop();
TotalDate = sw.ElapsedTicks / (decimal)Stopwatch.Frequency;
}
