///=================================================================================================
/// <summary> 清空控件所有的图型. </summary>
///
/// <remarks> lyy, 2017:6:9_10:35:33. </remarks>
///
/// <param name="cs"> The create struct. </param>
///-------------------------------------------------------------------------------------------------
public void ClearLines(ChartStylePolar cs)
{
List <int> ListLineRemove = new List <int>();
for (int i = 0; i < cs.ChartCanvas.Children.Count; i++)
{
if (cs.ChartCanvas.Children[i].GetType() == typeof(Polyline))
{
ListLineRemove.Add(i);
}
}
for (int j = ListLineRemove.Count - 1; j >= 0; j--)
{
cs.ChartCanvas.Children.RemoveAt(j);
}
//foreach (var item in cs.ChartCanvas.Children)
//{
// if (item.GetType() == typeof(Polyline))
// {
// ListLineRemove.Add((Polyline)item);
// }
//}
//foreach (var item in ListLineRemove)
//{
// cs.ChartCanvas.Children.Remove(item);
//}
//cs.ChartCanvas.UpdateLayout();
}
private void AddChart()
{
cs = new ChartStylePolar();
dc = new DataCollectionPolar();
cs.ChartCanvas = chartCanvas;
cs.Rmax = 0.5;
cs.Rmin = 0;
cs.NTicks = 8;
cs.AngleStep = 30;
cs.AngleDirection = ChartStylePolar.AngleDirectionEnum.CounterClockWise;
cs.LinePattern = ChartStylePolar.LinePatternEnum.Dot;
cs.LineColor = Brushes.Black;
cs.SetPolarAxes();
dc.DataList.Clear();
ds = new DataSeries();
ds.LineColor = Brushes.Red;
for (int i = 0; i < 360; i++)
{
double theta = 1.0 * i;
double r = Math.Abs(Math.Cos(2.0 * theta * Math.PI / 180) * Math.Sin(2.0 * theta * Math.PI / 180));
ds.LineSeries.Points.Add(new Point(theta, r));
}
dc.DataList.Add(ds);
dc.AddPolar(cs);
}
public void AddPolar(ChartStylePolar csp)
{
double xc = csp.ChartCanvas.Width / 2;
double yc = csp.ChartCanvas.Height / 2;
int j = 0;
foreach (DataSeries ds in DataList)
{
if (ds.SeriesName == "Default Name")
{
ds.SeriesName = "DataSeries" + j.ToString();
}
ds.AddLinePattern();
for (int i = 0; i < ds.LineSeries.Points.Count; i++)
{
double r = ds.LineSeries.Points[i].Y;
double theta = ds.LineSeries.Points[i].X * Math.PI / 180;
if (csp.AngleDirection == ChartStylePolar.AngleDirectionEnum.CounterClockWise)
{
theta = -theta;
}
double x = xc + csp.RNormalize(r) * Math.Cos(theta);
double y = yc + csp.RNormalize(r) * Math.Sin(theta);
ds.LineSeries.Points[i] = new Point(x, y);
ds.Symbols.AddSymbol(csp.ChartCanvas, ds.LineSeries.Points[i]);
}
csp.ChartCanvas.Children.Add(ds.LineSeries);
j++;
}
}
private void AddChart1()
{
cs = new ChartStylePolar();
dc = new DataCollectionPolar();
cs.ChartCanvas = chartCanvas;
cs.Rmax = 0;
cs.Rmin = -7;
cs.NTicks = 8;
cs.AngleStep = 30;
cs.AngleDirection = ChartStylePolar.AngleDirectionEnum.CounterClockWise;
cs.LinePattern = ChartStylePolar.LinePatternEnum.Dot;
cs.LineColor = Brushes.Black;
cs.SetPolarAxes();
dc.DataList.Clear();
ds = new DataSeries();
ds.LineColor = Brushes.Red;
ds.Symbols = new Symbols {
SymbolType = Symbols.SymbolTypeEnum.Square, BorderThickness = 1, SymbolSize = 10, BorderColor = Brushes.Black, FillColor = Brushes.Chocolate
};
for (int i = 0; i < 360; i++)
{
double theta = 1.0 * i;
double r = Math.Log(1.001 + Math.Sin(2 * theta * Math.PI / 180));
ds.LineSeries.Points.Add(new Point(theta, r));
}
dc.DataList.Add(ds);
ds = new DataSeries();
ds.LineColor = Brushes.Blue;
ds.Symbols = new Symbols {
SymbolType = Symbols.SymbolTypeEnum.Square, BorderThickness = 1, SymbolSize = 10, BorderColor = Brushes.Black, FillColor = Brushes.Blue
};
for (int i = 0; i < 360; i++)
{
double theta = 1.0 * i;
double r = Math.Log(1.001 + Math.Cos(2 * theta * Math.PI / 180));
ds.LineSeries.Points.Add(new Point(theta, r));
}
dc.DataList.Add(ds);
dc.AddPolar(cs);
}