void UC_CurveChart_Loaded(object sender, RoutedEventArgs e)
{
List <HouseData> houseDataList = LoadHouseData("..\\..\\Data.txt");
DateTime[] dates = new DateTime[houseDataList.Count];
int[] numberSalesCompletion = new int[houseDataList.Count];
int[] numberRentCompletion = new int[houseDataList.Count];
int[] numberSalesTarget = new int[houseDataList.Count];
int[] numberRentTarget = new int[houseDataList.Count];
int totalSalesCompletion = 0;
int totalRentCompletion = 0;
for (int i = 0; i < houseDataList.Count; ++i)
{
dates[i] = houseDataList[i].date;
numberSalesCompletion[i] = houseDataList[i].i_SalesCompletion;
numberRentCompletion[i] = houseDataList[i].i_RentCompletion;
numberSalesTarget[i] = houseDataList[i].i_SalesTarget;
numberRentTarget[i] = houseDataList[i].i_RentTarget;
totalSalesCompletion = totalSalesCompletion + houseDataList[i].i_SalesCompletion;
totalRentCompletion = totalRentCompletion + houseDataList[i].i_RentCompletion;
}
var datesDataSource = new EnumerableDataSource <DateTime>(dates);
datesDataSource.SetXMapping(x => dateAxis.ConvertToDouble(x));
var numberSalesDataSource = new EnumerableDataSource <int>(numberSalesCompletion);
numberSalesDataSource.SetYMapping(y => y);
numberSalesDataSource.AddMapping(ShapeElementPointMarker.ToolTipTextProperty,
Y => String.Format("出售数量：{0}", Y));
var numberRentDataSource = new EnumerableDataSource <int>(numberRentCompletion);
numberRentDataSource.SetYMapping(y => y);
numberRentDataSource.AddMapping(ShapeElementPointMarker.ToolTipTextProperty,
Y => String.Format("出租数量：{0}", Y));
header.Content = string.Format(@"房源总量：" + (totalSalesCompletion + totalRentCompletion).ToString() + "套（出售：" + totalSalesCompletion + "套，出租：" + totalRentCompletion + "套）");
CompositeDataSource compositeDataSource1 = new
CompositeDataSource(datesDataSource, numberSalesDataSource);
CompositeDataSource compositeDataSource2 = new
CompositeDataSource(datesDataSource, numberRentDataSource);
plotter.AddLineGraph(compositeDataSource1,
new Pen(Brushes.Blue, 2),
new CircleElementPointMarker {
Size = 10.0, Fill = Brushes.Red
},
new PenDescription("完成量"));
plotter.AddLineGraph(compositeDataSource2,
new Pen(Brushes.LimeGreen, 2),
new CircleElementPointMarker
{
Size = 10.0,
//Pen = new Pen(Brushes.Black, 2.0),
Fill = Brushes.Orange
},
new PenDescription("目标量"));
CursorCoordinateGraph cursorCoordinateGraph = new CursorCoordinateGraph();
cursorCoordinateGraph.IsHorizontalDateTimeAxis = true;//横轴显示时间
plotter.Children.Add(cursorCoordinateGraph);
plotter.Viewport.FitToView();
}
void OnCurrentDataItemViewModelChanged(DataItemViewModel oldItem, DataItemViewModel newItem)
{
this.Title = string.Empty;
Part_Plotter.Children.Remove(m_selectedPeakGraph);
Part_Plotter.Children.Remove(m_peaksGraph);
Part_Plotter.Children.Remove(m_diffSignalGraph);
Part_Plotter.Children.Remove(m_signalGraph);
Part_Plotter.Children.Remove(m_cursorGraph);
Part_Plotter.Children.Remove(m_peakThresholdGraph);
Part_Plotter.Children.Remove(m_stimuliStartsGraph);
Part_Plotter.Children.Remove(m_filteredSignalGraph);
m_selectedPeakGraph = null;
m_peaksGraph = null;
m_diffSignalGraph = null;
m_signalGraph = null;
m_cursorGraph = null;
m_peakThresholdGraph = null;
m_stimuliStartsGraph = null;
m_filteredSignalGraph = null;
if (oldItem != null)
{
oldItem.CurrentPeakIndexChanged += OnCurrentPeakIndexChanged;
oldItem.DataItem.LocatedPeaksUpdated -= OnData_LocatedPeaksUpdated;
oldItem.DataItem.SweepsChanged -= OnSweepsChangedChanged;
oldItem.DataItem.PeakDetectionSettings.CalculatedThresholdChanged -= OnCalculatedThresholdChanged;
}
if (newItem == null)
{
return;
}
this.Title = System.IO.Path.GetFileNameWithoutExtension(newItem.DataItem.Recording.FilePath);
newItem.CurrentPeakIndexChanged += OnCurrentPeakIndexChanged;
newItem.DataItem.LocatedPeaksUpdated += OnData_LocatedPeaksUpdated;
newItem.DataItem.SweepsChanged += OnSweepsChangedChanged;
newItem.DataItem.PeakDetectionSettings.CalculatedThresholdChanged += OnCalculatedThresholdChanged;
var points = newItem.DataItem.CreateContinuousSignal();
{
var xs = Enumerable.Range(0, points.Length).Select(item => item * newItem.DataItem.Recording.Xscale);
CompositeDataSource origSignal = new CompositeDataSource(xs.AsXDataSource(), points.AsYDataSource());
m_signalGraph = new DXLineGraph()
{
DataSource = origSignal, LineColor = Colors.Blue
};
if (Settings.Settings.Instance.ViewSettings.IsSignalVisible)
{
Part_Plotter.Children.Add(m_signalGraph);
}
double samplingPeriod = 1.0 / (newItem.DataItem.Recording.SamplingFrequency * 1000);
double cutoffFrequency = 300;
// bool isLowPass = false;
var filter = PeaksProcessing.Processing.FirFilter.Create(cutoffFrequency, samplingPeriod, FilterType.HighPass);
var filteredPoints = newItem.DataItem.CreateContinuousSignal();
filter.FilterInPlace(filteredPoints);
//var mad = DataProcessor.MAD(filteredPoints);
//double sigma = 1.4826 * mad.Value;
//var curvatures = DataProcessor.CalculateCurvatures(points);
CompositeDataSource curvaturesSignal = new CompositeDataSource(xs.AsXDataSource(), filteredPoints.AsYDataSource());
m_filteredSignalGraph = new DXLineGraph()
{
DataSource = curvaturesSignal, LineColor = Colors.Green
};
Part_Plotter.Children.Add(m_filteredSignalGraph);
//m_curvaturesGraph = new DXLineGraph() { DataSource = curvaturesSignal, LineColor = Colors.Green };
//Part_Plotter.Children.Add(m_curvaturesGraph);
}
{
var xsDiff = Enumerable.Range(0, points.Length - 1).Select(item => item * newItem.DataItem.Recording.Xscale);
CompositeDataSource diffSignal = new CompositeDataSource(xsDiff.AsXDataSource(), DataProcessor.ComputeDiff(points).AsYDataSource());
m_diffSignalGraph = new DXLineGraph()
{
DataSource = diffSignal, LineColor = Colors.Red
};
if (Settings.Settings.Instance.ViewSettings.IsDiffSignalVisible)
{
Part_Plotter.Children.Add(m_diffSignalGraph);
}
}
m_cursorGraph = new CursorCoordinateGraph()
{
CustomXFormat = "{0:F}", CustomYFormat = "{0:F}"
};
Part_Plotter.Children.Add(m_cursorGraph);
Part_Plotter.FitToView();
RefreshPeaksGraph();
RefreshStimuliStartsGraph();
OrderGraphs();
}
