public override void DrawOrMove(ChartPoint previousDrawn, ChartPoint current, int index, ChartCore chart)
{
var center = Left + Width / 2;
if (IsNew)
{
HighToLowLine.X1 = center;
HighToLowLine.X2 = center;
HighToLowLine.Y1 = StartReference;
HighToLowLine.Y2 = StartReference;
Canvas.SetTop(OpenToCloseRectangle, (Open + Close) / 2);
Canvas.SetLeft(OpenToCloseRectangle, Left);
OpenToCloseRectangle.Width = Width;
OpenToCloseRectangle.Height = 0;
}
if (DataLabel != null && double.IsNaN(Canvas.GetLeft(DataLabel)))
{
Canvas.SetTop(DataLabel, current.ChartLocation.Y);
Canvas.SetLeft(DataLabel, current.ChartLocation.X);
}
if (HoverShape != null)
{
var h = Math.Abs(High - Low);
HoverShape.Width = Width;
HoverShape.Height = h > 10 ? h : 10;
Canvas.SetLeft(HoverShape, Left);
Canvas.SetTop(HoverShape, High);
}
var candleSeries = (CandleSeries)current.SeriesView;
if (candleSeries.ColoringRules == null)
{
if (current.Open <= current.Close)
{
HighToLowLine.Stroke = candleSeries.IncreaseBrush;
OpenToCloseRectangle.Fill = candleSeries.IncreaseBrush;
OpenToCloseRectangle.Stroke = candleSeries.IncreaseBrush;
}
else
{
HighToLowLine.Stroke = candleSeries.DecreaseBrush;
OpenToCloseRectangle.Fill = candleSeries.DecreaseBrush;
OpenToCloseRectangle.Stroke = candleSeries.DecreaseBrush;
}
}
else
{
foreach (var rule in candleSeries.ColoringRules)
{
if (!rule.Condition(current, previousDrawn))
{
continue;
}
HighToLowLine.Stroke = rule.Stroke;
OpenToCloseRectangle.Fill = rule.Fill;
OpenToCloseRectangle.Stroke = rule.Stroke;
break;
}
}
if (chart.View.DisableAnimations)
{
HighToLowLine.Y1 = High;
HighToLowLine.Y2 = Low;
HighToLowLine.X1 = center;
HighToLowLine.X2 = center;
OpenToCloseRectangle.Width = Width;
OpenToCloseRectangle.Height = Math.Abs(Open - Close);
Canvas.SetTop(OpenToCloseRectangle, Math.Min(Open, Close));
Canvas.SetLeft(OpenToCloseRectangle, Left);
if (DataLabel != null)
{
DataLabel.UpdateLayout();
var cx = CorrectXLabel(current.ChartLocation.X - DataLabel.ActualHeight * .5, chart);
var cy = CorrectYLabel(current.ChartLocation.Y - DataLabel.ActualWidth * .5, chart);
Canvas.SetTop(DataLabel, cy);
Canvas.SetLeft(DataLabel, cx);
}
return;
}
var animSpeed = chart.View.AnimationsSpeed;
if (DataLabel != null)
{
DataLabel.UpdateLayout();
var cx = CorrectXLabel(current.ChartLocation.X - DataLabel.ActualWidth * .5, chart);
var cy = CorrectYLabel(current.ChartLocation.Y - DataLabel.ActualHeight * .5, chart);
DataLabel.BeginAnimation(Canvas.LeftProperty, new DoubleAnimation(cx, animSpeed));
DataLabel.BeginAnimation(Canvas.TopProperty, new DoubleAnimation(cy, animSpeed));
}
HighToLowLine.BeginAnimation(Line.X1Property, new DoubleAnimation(center, animSpeed));
HighToLowLine.BeginAnimation(Line.X2Property, new DoubleAnimation(center, animSpeed));
HighToLowLine.BeginAnimation(Line.Y1Property, new DoubleAnimation(High, animSpeed));
HighToLowLine.BeginAnimation(Line.Y2Property, new DoubleAnimation(Low, animSpeed));
OpenToCloseRectangle.BeginAnimation(Canvas.LeftProperty,
new DoubleAnimation(Left, animSpeed));
OpenToCloseRectangle.BeginAnimation(Canvas.TopProperty,
new DoubleAnimation(Math.Min(Open, Close), animSpeed));
OpenToCloseRectangle.BeginAnimation(FrameworkElement.WidthProperty,
new DoubleAnimation(Width, animSpeed));
OpenToCloseRectangle.BeginAnimation(FrameworkElement.HeightProperty,
new DoubleAnimation(Math.Max(Math.Abs(Open - Close), OpenToCloseRectangle.StrokeThickness), animSpeed));
}
public override void DrawOrMove(ChartPoint previousDrawn, ChartPoint current, int index, ChartCore chart)
{
var center = Left + Width / 2;
if (IsNew)
{
HighToLowLine.X1 = center;
HighToLowLine.X2 = center;
HighToLowLine.Y1 = StartReference;
HighToLowLine.Y2 = StartReference;
OpenLine.X1 = Left;
OpenLine.X2 = center;
OpenLine.Y1 = StartReference;
OpenLine.Y2 = StartReference;
CloseLine.X1 = center;
CloseLine.X2 = Left + Width;
CloseLine.Y1 = StartReference;
CloseLine.Y2 = StartReference;
if (DataLabel != null)
{
Canvas.SetTop(DataLabel, current.ChartLocation.Y);
Canvas.SetLeft(DataLabel, current.ChartLocation.X);
}
}
if (HoverShape != null)
{
var h = Math.Abs(High - Low);
HoverShape.Width = Width;
HoverShape.Height = h > 10 ? h : 10;
Canvas.SetLeft(HoverShape, Left);
Canvas.SetTop(HoverShape, High);
}
if (chart.View.DisableAnimations)
{
HighToLowLine.Y1 = High;
HighToLowLine.Y2 = Low;
OpenLine.Y1 = Open;
OpenLine.Y2 = Open;
CloseLine.Y1 = Close;
CloseLine.Y2 = Close;
if (DataLabel != null)
{
DataLabel.UpdateLayout();
var cx = CorrectXLabel(current.ChartLocation.X - DataLabel.ActualHeight * .5, chart);
var cy = CorrectYLabel(current.ChartLocation.Y - DataLabel.ActualWidth * .5, chart);
Canvas.SetTop(DataLabel, cy);
Canvas.SetLeft(DataLabel, cx);
}
return;
}
var animSpeed = chart.View.AnimationsSpeed;
if (DataLabel != null)
{
DataLabel.UpdateLayout();
var cx = CorrectXLabel(current.ChartLocation.X - DataLabel.ActualWidth * .5, chart);
var cy = CorrectYLabel(current.ChartLocation.Y - DataLabel.ActualHeight * .5, chart);
DataLabel.BeginAnimation(Canvas.LeftProperty, new DoubleAnimation(cx, animSpeed));
DataLabel.BeginAnimation(Canvas.TopProperty, new DoubleAnimation(cy, animSpeed));
}
HighToLowLine.BeginAnimation(Line.X1Property, new DoubleAnimation(center, animSpeed));
HighToLowLine.BeginAnimation(Line.X2Property, new DoubleAnimation(center, animSpeed));
OpenLine.BeginAnimation(Line.X1Property, new DoubleAnimation(Left, animSpeed));
OpenLine.BeginAnimation(Line.X2Property, new DoubleAnimation(center, animSpeed));
CloseLine.BeginAnimation(Line.X1Property, new DoubleAnimation(center, animSpeed));
CloseLine.BeginAnimation(Line.X2Property, new DoubleAnimation(Left + Width, animSpeed));
HighToLowLine.BeginAnimation(Line.Y1Property, new DoubleAnimation(High, animSpeed));
HighToLowLine.BeginAnimation(Line.Y2Property, new DoubleAnimation(Low, animSpeed));
OpenLine.BeginAnimation(Line.Y1Property, new DoubleAnimation(Open, animSpeed));
OpenLine.BeginAnimation(Line.Y2Property, new DoubleAnimation(Open, animSpeed));
CloseLine.BeginAnimation(Line.Y1Property, new DoubleAnimation(Close, animSpeed));
CloseLine.BeginAnimation(Line.Y2Property, new DoubleAnimation(Close, animSpeed));
}
