public override void DrawOrMove(ChartPoint previousDrawn, ChartPoint current, int index, ChartCore chart)
{
if (IsNew)
{
VerticalLine.X1 = current.ChartLocation.X;
VerticalLine.X2 = current.ChartLocation.X;
VerticalLine.Y1 = chart.DrawMargin.Height;
VerticalLine.Y2 = chart.DrawMargin.Height;
HorizontalLine.X1 = current.ChartLocation.X - DeltaX;
HorizontalLine.X2 = current.ChartLocation.X;
HorizontalLine.Y1 = chart.DrawMargin.Height;
HorizontalLine.Y2 = chart.DrawMargin.Height;
if (Shape != null)
{
Canvas.SetLeft(Shape, current.ChartLocation.X - Shape.Width / 2);
Canvas.SetTop(Shape, chart.DrawMargin.Height);
}
if (DataLabel != null)
{
Canvas.SetTop(DataLabel, chart.DrawMargin.Height);
Canvas.SetLeft(DataLabel, current.ChartLocation.X);
}
}
if (HoverShape != null)
{
HoverShape.Width = Shape != null ? (Shape.Width > 5 ? Shape.Width : 5) : 5;
HoverShape.Height = Shape != null ? (Shape.Height > 5 ? Shape.Height : 5) : 5;
Canvas.SetLeft(HoverShape, current.ChartLocation.X - HoverShape.Width / 2);
Canvas.SetTop(HoverShape, current.ChartLocation.Y - HoverShape.Height / 2);
}
if (chart.View.DisableAnimations)
{
VerticalLine.X1 = current.ChartLocation.X;
VerticalLine.X2 = current.ChartLocation.X;
VerticalLine.Y1 = current.ChartLocation.Y;
VerticalLine.Y2 = current.ChartLocation.Y - DeltaY;
HorizontalLine.X1 = current.ChartLocation.X - DeltaX;
HorizontalLine.X2 = current.ChartLocation.X;
HorizontalLine.Y1 = current.ChartLocation.Y - DeltaY;
HorizontalLine.Y2 = current.ChartLocation.Y - DeltaY;
if (Shape != null)
{
Canvas.SetLeft(Shape, current.ChartLocation.X - Shape.Width / 2);
Canvas.SetTop(Shape, current.ChartLocation.Y - Shape.Height / 2);
}
if (DataLabel != null)
{
DataLabel.UpdateLayout();
var xl = CorrectXLabel(current.ChartLocation.X - DataLabel.ActualWidth * .5, chart);
var yl = CorrectYLabel(current.ChartLocation.Y - DataLabel.ActualHeight * .5, chart);
Canvas.SetLeft(DataLabel, xl);
Canvas.SetTop(DataLabel, yl);
}
return;
}
var animSpeed = chart.View.AnimationsSpeed;
VerticalLine.BeginAnimation(Line.X1Property,
new DoubleAnimation(current.ChartLocation.X, animSpeed));
VerticalLine.BeginAnimation(Line.X2Property,
new DoubleAnimation(current.ChartLocation.X, animSpeed));
VerticalLine.BeginAnimation(Line.Y1Property,
new DoubleAnimation(current.ChartLocation.Y, animSpeed));
VerticalLine.BeginAnimation(Line.Y2Property,
new DoubleAnimation(current.ChartLocation.Y - DeltaY, animSpeed));
HorizontalLine.BeginAnimation(Line.X1Property,
new DoubleAnimation(current.ChartLocation.X - DeltaX, animSpeed));
HorizontalLine.BeginAnimation(Line.X2Property,
new DoubleAnimation(current.ChartLocation.X, animSpeed));
HorizontalLine.BeginAnimation(Line.Y1Property,
new DoubleAnimation(current.ChartLocation.Y - DeltaY, animSpeed));
HorizontalLine.BeginAnimation(Line.Y2Property,
new DoubleAnimation(current.ChartLocation.Y - DeltaY, animSpeed));
if (Shape != null)
{
Shape.BeginAnimation(Canvas.LeftProperty,
new DoubleAnimation(current.ChartLocation.X - Shape.Width / 2, animSpeed));
Shape.BeginAnimation(Canvas.TopProperty,
new DoubleAnimation(current.ChartLocation.Y - Shape.Height / 2, animSpeed));
}
if (DataLabel != null)
{
DataLabel.UpdateLayout();
var xl = CorrectXLabel(current.ChartLocation.X - DataLabel.ActualWidth * .5, chart);
var yl = CorrectYLabel(current.ChartLocation.Y - DataLabel.ActualHeight * .5, chart);
Canvas.SetLeft(DataLabel, xl);
Canvas.SetTop(DataLabel, yl);
}
}