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Sean
2025-07-13 20:36:04 -04:00
parent b543620e86
commit 9535715556
1 changed files with 55 additions and 10 deletions
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65
PortfolioManager/Renderers/BollingerBandRenderer.cs
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@@ -17,6 +17,8 @@ using ScottPlot.Avalonia;
using ScottPlot.Plottables;
using SkiaSharp;
using MarketData.Numerical;
using MarketData;
using Avalonia.Controls.Platform;
namespace PortfolioManager.Renderers
{
@@ -27,14 +29,15 @@ namespace PortfolioManager.Renderers
public TextPlot()
{
}
public TextPlot(SKRect boundingRect)
public TextPlot(String markerText,SKRect boundingRect,Coordinates coordinates)
{
BoundingRect = boundingRect;
Coordinates = coordinates;
MarkerText = markerText;
}
public Coordinates Coordinates { get; set; }
public SKRect BoundingRect { get; set; }
public String MarkerText { get; set; }
}
public class TextPlots : List<TextPlot>
@@ -43,18 +46,39 @@ namespace PortfolioManager.Renderers
{
}
public bool pointInRects(Coordinates coordinates)
/// <summary>
/// The coordinate system is based on (0,0) in the upper left
/// </summary>
/// <param name="coordinates"></param>
/// <returns></returns>
public bool PointInRects(String markerText,Coordinates coordinates,ref Coordinates adjustedCoordinates,double factor)
{
foreach(TextPlot textPlot in this)
{
if(coordinates.X > textPlot.BoundingRect.Left && coordinates.X < textPlot.BoundingRect.Right &&
coordinates.Y > textPlot.BoundingRect.Bottom && coordinates.Y < textPlot.BoundingRect.Top)
if(Math.Round(coordinates.X,2) >= Math.Round(textPlot.BoundingRect.Left,2) && Math.Round(coordinates.X,2) <= Math.Round(textPlot.BoundingRect.Right,2) &&
Math.Round(coordinates.Y,2) >= Math.Round(textPlot.BoundingRect.Top,2) && Math.Round(coordinates.Y,2) <= Math.Round(textPlot.BoundingRect.Bottom,2))
{
MDTrace.WriteLine(LogLevel.DEBUG,$"The text {markerText} at Point:{coordinates.X}:{coordinates.Y} is within Rect:L({textPlot.BoundingRect.Left}),T({textPlot.BoundingRect.Top}),R({textPlot.BoundingRect.Right}),B({textPlot.BoundingRect.Bottom}) with text {textPlot.MarkerText} which is plotted at Coordinates:X:{textPlot.Coordinates.X} Y:{textPlot.Coordinates.Y}");
SKRect lowestRect = FindLowestAdjacentRect(textPlot.BoundingRect);
adjustedCoordinates.Y = textPlot.Coordinates.Y - factor;
adjustedCoordinates.X = coordinates.X;
return true;
}
}
return false;
}
/// <summary>
/// Find the Rectangle with the highest Bottom that lies within the X-plane
/// </summary>
/// <returns></returns>
private SKRect FindLowestAdjacentRect(SKRect rect)
{
List<SKRect> adjacentRects = this.Where(x=> rect.Left>=x.BoundingRect.Left && rect.Right<=x.BoundingRect.Right).Select(x=>x.BoundingRect).ToList();
if(null == adjacentRects || 0==adjacentRects.Count)return new SKRect(){Left=0,Top=0,Right=0,Bottom=0};
adjacentRects = adjacentRects.OrderByDescending(x=>x.Bottom).ToList();
return adjacentRects[0];
}
}
// *********************************************************************************************************************************************
@@ -250,8 +274,13 @@ namespace PortfolioManager.Renderers
coordinates = new Coordinates(dates[0].ToOADate() - offsets.Offset(OffsetDictionary.OffsetType.HorizontalOffset3PC),
values[0] - offsets.Offset(OffsetDictionary.OffsetType.VerticalOffset6P5PC));
Coordinates adjCoordinates = new Coordinates(){X=coordinates.X,Y=coordinates.Y};
if(textPlots.PointInRects(sb.ToString(),coordinates,ref adjCoordinates,offsets.Offset(OffsetDictionary.OffsetType.VerticalOffset6P5PC)))
{
coordinates.Y = adjCoordinates.Y;
}
SKRect markerRect = new SKRect(){Left=(float)coordinates.X,Top=(float)coordinates.Y,Right=(float)coordinates.X+image.Width,Bottom=(float)coordinates.Y+image.Height};
textPlots.Add(new TextPlot(markerRect));
textPlots.Add(new TextPlot(sb.ToString(),markerRect,coordinates));
imageMarker = Plotter.Plot.Add.ImageMarker(coordinates, image);
}
@@ -304,8 +333,13 @@ namespace PortfolioManager.Renderers
Coordinates coordinates = new Coordinates(limit.EffectiveDate.ToOADate(),
limit.StopPrice - offsets.Offset(OffsetDictionary.OffsetType.VerticalOffset6P5PC));
Coordinates adjCoordinates = new Coordinates(){X=coordinates.X,Y=coordinates.Y};
if(textPlots.PointInRects(sb.ToString(),coordinates,ref adjCoordinates,offsets.Offset(OffsetDictionary.OffsetType.VerticalOffset6P5PC)))
{
coordinates.Y = adjCoordinates.Y;
}
SKRect markerRect = new SKRect(){Left=(float)coordinates.X,Top=(float)coordinates.Y,Right=(float)coordinates.X+image.Width,Bottom=(float)coordinates.Y+image.Height};
textPlots.Add(new TextPlot(markerRect));
textPlots.Add(new TextPlot(sb.ToString(),markerRect,coordinates));
ImageMarker imageMarker = Plotter.Plot.Add.ImageMarker(coordinates, image);
}
@@ -325,8 +359,14 @@ namespace PortfolioManager.Renderers
Coordinates coordinates = new Coordinates(latestPrice.Date.ToOADate() - offsets.Offset(OffsetDictionary.OffsetType.HorizontalOffset3PC),
stopLimit.StopPrice - offsets.Offset(OffsetDictionary.OffsetType.VerticalOffset6P5PC));
Coordinates adjCoordinates = new Coordinates(){X=coordinates.X,Y=coordinates.Y};
if(textPlots.PointInRects(sb.ToString(),coordinates,ref adjCoordinates,offsets.Offset(OffsetDictionary.OffsetType.VerticalOffset6P5PC)))
{
coordinates.Y = adjCoordinates.Y;
}
SKRect markerRect = new SKRect(){Left=(float)coordinates.X,Top=(float)coordinates.Y,Right=(float)coordinates.X+image.Width,Bottom=(float)coordinates.Y+image.Height};
textPlots.Add(new TextPlot(markerRect));
textPlots.Add(new TextPlot(sb.ToString(),markerRect,coordinates));
ImageMarker imageMarker = Plotter.Plot.Add.ImageMarker(coordinates, image);
}
@@ -363,8 +403,13 @@ namespace PortfolioManager.Renderers
Coordinates coordinates = new Coordinates(portfolioTrade.TradeDate.ToOADate(),
portfolioTrade.Price - offsets.Offset(OffsetDictionary.OffsetType.VerticalOffset6P5PC));
Coordinates adjCoordinates = new Coordinates(){X=coordinates.X,Y=coordinates.Y};
if(textPlots.PointInRects(sb.ToString(),coordinates,ref adjCoordinates,offsets.Offset(OffsetDictionary.OffsetType.VerticalOffset6P5PC)))
{
coordinates.Y = adjCoordinates.Y;
}
SKRect markerRect = new SKRect(){Left=(float)coordinates.X,Top=(float)coordinates.Y,Right=(float)coordinates.X+image.Width,Bottom=(float)coordinates.Y+image.Height};
textPlots.Add(new TextPlot(markerRect));
textPlots.Add(new TextPlot(sb.ToString(),markerRect,coordinates));
ImageMarker imageMarker = Plotter.Plot.Add.ImageMarker(coordinates, image);
}