public ChartView(Chart p_chart)
{
_chart = p_chart;
_axes.View = this;
AxisX = new Axis();
AxisY = new Axis();
AxisX.SetFixedType(AxisType.X);
AxisY.SetFixedType(AxisType.Y);
_axes.Add(AxisX);
_axes.Add(AxisY);
_viewport = new ChartViewport2D(this);
_plotShape = new Rectangle();
_plotShape.Fill = new SolidColorBrush(Colors.Transparent);
_areas = new PlotAreaCollection();
_areas.CollectionChanged += _areas_CollectionChanged;
_layers = new ObservableCollection <IChartLayer>();
_layers.CollectionChanged += _layers_CollectionChanged;
}
internal RenderContext(IRenderer renderer, IDataSeriesInfo ds, int npts)
{
_cur = new Point();
_prev = new Point();
_curView = new Point();
_bounds = new Rect();
_stacked = new List <double>();
_excludeHoles = true;
_pts = new List <Point>();
_rect = Extensions.EmptyRect;
_clipBounds = Extensions.EmptyRect;
_rendrerer = renderer;
_ds = ds;
_pts.Capacity = npts;
if (_ds != null)
{
_names = _ds.GetDataNames();
}
Chart visual = renderer.Visual as Chart;
Chart = visual;
BaseRenderer renderer2 = renderer as BaseRenderer;
_isStacked = (renderer2 != null) && renderer2.IsStacked;
hasNan = renderer2._dataInfo.hasNaN;
DataSeries series = ds as DataSeries;
if (series != null)
{
Renderer2D rendererd = renderer as Renderer2D;
if ((((byte)(series.Display & SeriesDisplay.ShowNaNGap)) != 0) && (rendererd != null))
{
_excludeHoles = false;
}
if (rendererd != null)
{
string axisX = series.AxisX;
string axisY = series.AxisY;
bool flag = !string.IsNullOrEmpty(axisX);
bool flag2 = !string.IsNullOrEmpty(axisY);
if (visual != null)
{
ChartViewport2D viewElement = visual.View.Viewport;
if (viewElement != null)
{
if (flag || flag2)
{
foreach (Axis axis in viewElement.Axes)
{
if (flag && (axis.AxisName == axisX))
{
_ax = axis;
hasNan = true;
}
if (flag2 && (axis.AxisName == axisY))
{
_ay = axis;
hasNan = true;
}
}
}
_defax = viewElement._ax;
_defay = viewElement._ay;
}
}
}
}
if (visual.View != null)
{
ChartView view = visual.View;
if (_ax != null)
{
XReversed = _ax.ReversedInternal;
}
else if (visual.View.AxisX != null)
{
XReversed = visual.View.AxisX.Reversed;
}
if (_ay != null)
{
YReversed = _ay.ReversedInternal;
}
else if (visual.View.AxisY != null)
{
YReversed = visual.View.AxisY.Reversed;
}
Axis axis2 = visual.View.GetAxisX(series);
if ((axis2 != null) && !double.IsNaN(axis2.LogBase))
{
hasNan = true;
}
Axis axis3 = visual.View.GetAxisY(series);
if ((axis3 != null) && !double.IsNaN(axis3.LogBase))
{
hasNan = true;
}
if ((renderer2 != null) && renderer2.Inverted)
{
if ((axis2 != null) && (axis2.PlotAreaIndex != 0))
{
ClusterPlotAreaIndex = axis2.PlotAreaIndex;
}
}
else if ((axis3 != null) && (axis3.PlotAreaIndex != 0))
{
ClusterPlotAreaIndex = axis3.PlotAreaIndex;
}
}
}
UIElement[] IView2DRenderer.Generate()
{
int nser = _dataInfo.nser;
int npts = _dataInfo.npts;
if ((nser == 0) || (npts == 0))
{
return(null);
}
IPlotElement element = null;
if (base.Symbol is PlotElement)
{
element = ((PlotElement)base.Symbol).Clone() as IPlotElement;
}
List <UIElement> objects = new List <UIElement>();
for (int i = 0; i < nser; i++)
{
DataSeries ds = (DataSeries)base.Series[i];
ds.Children.Clear();
objects.Add(ds);
if (ds.SymbolShape == null)
{
ds.SymbolShape = base.StyleGen.Next();
}
ShapeStyle symbolShape = ds.SymbolShape;
double[,] values = ds.GetValues();
if (values != null)
{
int length = values.GetLength(1);
int num5 = values.GetLength(0);
RenderContext rc = new RenderContext(this, ds, length)
{
Bounds = CoordConverter.ViewBounds
};
for (int j = 0; j < length; j++)
{
if (base.ColorScheme == ColorScheme.Point)
{
symbolShape = base.StyleGen.GetStyle(j);
}
double y = values[0, j];
double x = (num5 >= 2) ? values[1, j] : ((double)j);
bool flag = false;
Style style = base.GetStyle(ds, i, j);
IPlotElement pe = base.CreateElement(ds.Symbol, style);
if (pe == null)
{
pe = PlotElement.SymbolFromMarker(ds.SymbolMarker);
if ((pe != null) && (style != null))
{
pe.Style = style;
}
}
if ((pe == null) && ds.ChartType.HasValue)
{
ChartSubtype subtype = ChartTypes.GetSubtype(ds.ChartType.ToString());
if (subtype != null)
{
pe = base.CreateElement(subtype.Symbol, style);
}
}
else if (((pe == null) && ds.IsDefaultSymbol) && (element != null))
{
pe = element;
pe.Style = style;
element = ((PlotElement)base.Symbol).Clone() as IPlotElement;
}
if ((pe == null) && ((ds.PointLabelTemplate != null) || (ds.PointTooltipTemplate != null)))
{
DotSymbol symbol = new DotSymbol();
symbol.Fill = TransparentBrush;
symbol.Size = new Size(5.0, 5.0);
symbol.Stroke = TransparentBrush;
pe = symbol;
flag = true;
}
Point point = CoordConverter.ConvertPoint(new Point(x, y));
Axis auxAxis = GetAuxAxis(j);
if (auxAxis != null)
{
ChartViewport2D coordConverter = CoordConverter as ChartViewport2D;
if (coordConverter != null)
{
point = coordConverter.ConvertPoint(new Point(x, y), base.Chart.View.AxisX, auxAxis);
}
}
rc.SetPoint(j, point.X, point.Y);
if (!double.IsNaN(point.X) && !double.IsNaN(point.Y))
{
DataPoint dp = ds.CreateDataPoint(i, j);
UIElement element3 = base.RenderElement(objects, pe, ds, rc, symbolShape, dp);
if ((element3 != null) && flag)
{
Canvas.SetZIndex(element3, 2);
}
}
}
PlotElement element4 = base.RenderConnection(ds, rc, i);
if (element4 != null)
{
element4.DataPoint = ds.CreateDataPoint(i, -1);
ds.Children.Insert(0, element4);
}
}
}
return(objects.ToArray());
}
