227 lines
9.9 KiB
C#
227 lines
9.9 KiB
C#
using SignalsTest;
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using System;
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using SixLabors.Fonts;
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using SixLabors.ImageSharp;
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using SixLabors.ImageSharp.Drawing;
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using SixLabors.ImageSharp.Drawing.Processing;
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using SixLabors.ImageSharp.PixelFormats;
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using SixLabors.ImageSharp.Processing;
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using Newtonsoft.Json;
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using System.Diagnostics;
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using BinanceExchange.API.Enums;
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public class Picasso{
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public static void DrawChart(List<TAReport> reports, string filename="test", KlineInterval interval = KlineInterval.FifteenMinutes){
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// float height = (float)Math.Ceiling(max - min) * 2f;
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// float width = ((float)height / 9f) * 16f;
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decimal max = 0;
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decimal min = 10000000000000;
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decimal volMax =0;
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foreach(TAReport report in reports){
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if(max < report.High){
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max = report.High;
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}
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if(min > report.Low){
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min = report.Low;
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}
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if(volMax < report.candle.Volume){
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volMax = report.candle.Volume;
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}
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}
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decimal heightRange = max-min;
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float height=1080;
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float width = 1920;
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float widthMultiplier = width / (float)reports.Count;
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float heightMultiplier = (height/ (float)heightRange) * 0.6f;
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float candlesOffset = 0.3f * height;
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float volumeHeightMultiplier = 0.2f * height;
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using (Image img = new Image<Rgba32>((int)width + 100, (int)height, Color.FromRgb(13,18,25))){
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#region CANDLES
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for(int i=0; i < reports.Count; i++){
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// img.Mutate(ctx=> ctx.DrawLine()))
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PointF[] points = new PointF[2];
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float openVal1 = (float)(reports[i].candle.Open - min) * heightMultiplier;
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float closeVal1 = (float)(reports[i].candle.Close - min)* heightMultiplier;
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points[0] =new PointF(i * widthMultiplier, openVal1 + candlesOffset);
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points[1] =new PointF(i * widthMultiplier, closeVal1+ candlesOffset);
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PointF[] rangePoints = new PointF[2];
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float highVal = (float)(reports[i].candle.High-min)* heightMultiplier;
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float lowVal = (float)(reports[i].candle.Low-min)* heightMultiplier;
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rangePoints[0] = new PointF(i * widthMultiplier, highVal+ candlesOffset);
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rangePoints[1] = new PointF(i * widthMultiplier, lowVal+ candlesOffset);
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PointF[] volumePoints = new PointF[2];
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volumePoints[0] = new PointF(i * widthMultiplier, 0);
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volumePoints[1] = new PointF(i * widthMultiplier, ((float)reports[i].candle.Volume / (float)volMax) * volumeHeightMultiplier);
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Color candleColor = reports[i].candle.Close > reports[i].candle.Open ? Color.Green : Color.Red;
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img.Mutate(ctx=> ctx.
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DrawLine(candleColor, 10, points).
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DrawLine(candleColor, 3, rangePoints).
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DrawLine(candleColor, 10, volumePoints)
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);
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#endregion
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float squareOffset = 2;
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PointF[] bottomPoints = new PointF[2];
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bottomPoints[0] = new PointF(i * widthMultiplier, lowVal-squareOffset+ candlesOffset);
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bottomPoints[1] = new PointF(i * widthMultiplier, lowVal- 15+ candlesOffset);
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PointF[] topPoints = new PointF[2];
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topPoints[0] = new PointF(i * widthMultiplier, highVal+squareOffset+ candlesOffset);
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topPoints[1] = new PointF(i * widthMultiplier, highVal+15+ candlesOffset);
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#region TWS
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if(reports[i].TWS > 1){
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Color TWSColor = Color.Blue;
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if(reports[i].TWS == 2){
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TWSColor = Color.Cyan;
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}else if(reports[i].TWS== 3){
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TWSColor = Color.White;
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}
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float TWSHeightIncrement = Confirmations.GetTWSConfirmation(reports,i);
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PointF[] TWSPoints = bottomPoints;
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TWSPoints[1]-= new PointF(0,TWSHeightIncrement);
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img.Mutate(ctx=>ctx.DrawLine(TWSColor, 10, TWSPoints));
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img.Mutate(ctx=>ctx.DrawLine(Color.DarkBlue , 0.5f, [new PointF(i * widthMultiplier, 0),new PointF(i * widthMultiplier, height)])); //Draw Vertical guide
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}
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#endregion
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#region TBC
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if(reports[i].TBC > 1){
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Color TBCColor = Color.Red;
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if(reports[i].TBC == 2){
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TBCColor = Color.Cyan;
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}else if(reports[i].TBC== 3){
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TBCColor = Color.White;
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}
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float TBCHeightIncremenet = Confirmations.GetTBCConfirmation(reports,i);
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PointF[] TBCPoints = topPoints;
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TBCPoints[1]+= new PointF(0,TBCHeightIncremenet);
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img.Mutate(ctx=>ctx.DrawLine(TBCColor, 10, TBCPoints));
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img.Mutate(ctx=>ctx.DrawLine(Color.DarkBlue , 0.5f, [new PointF(i * widthMultiplier, 0),new PointF(i * widthMultiplier, height)])); //Draw Vertical guide
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}
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#endregion
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}
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// Console.WriteLine("Getting paths");
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// object t = GetPropByName(reports[reports.Count- 1], "SMA7");
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// Console.WriteLine(t);
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// Console.WriteLine(float.Parse(t.ToString()));
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#region GUIDES
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PointF[] Vol20 = new PointF[2];
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Vol20[0] = new PointF(0,volumeHeightMultiplier*0.2f);
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Vol20[1] = new PointF(width,volumeHeightMultiplier*0.2f);
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PointF[] Vol80 = new PointF[2];
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Vol80[0] = new PointF(0, volumeHeightMultiplier*0.8f);
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Vol80[1] = new PointF(width, volumeHeightMultiplier * 0.8f);
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img.Mutate(ctx=> ctx.DrawLine(Color.Gray, 1f, Vol20).DrawLine(Color.Gray, 0.5f, Vol80));
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#endregion
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#region LINES
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List<decimal> allResPoints = Brian.GetCombinedResPoints(filename);
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List<decimal> allSupPoints = Brian.GetCombinedSupPoints(filename);
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List<decimal> processedResPoints = Utils.GetAveragePoints(allResPoints, min,max);
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List<decimal> processedSupPoints = Utils.GetAveragePoints(allSupPoints,min,max);
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foreach(decimal point in processedResPoints){
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float yVal = ((float)(point-min) * heightMultiplier) + candlesOffset;
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// Console.WriteLine($"{filename} res at {yVal/height}");
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img.Mutate(ctx=> ctx.DrawLine(Color.Red,1f, [new PointF(0, yVal), new PointF(width, yVal)]));
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}
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foreach(decimal point in processedSupPoints){
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float yVal = ((float)(point-min) * heightMultiplier) + candlesOffset;
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// Console.WriteLine($"{filename} sup at {yVal/height}");
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img.Mutate(ctx=> ctx.DrawLine(Color.Green,1f, [new PointF(0, yVal), new PointF(width, yVal)]));
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}
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#endregion
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#region OVERLAY LINES
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//Overlay - Candles
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IPath sma20Path = GetPath(reports, "SMA20", widthMultiplier,(float)heightMultiplier, (float)min, candlesOffset);
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IPath sma50Path = GetPath(reports, "SMA50", widthMultiplier,(float)heightMultiplier, (float)min, candlesOffset);
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IPath sma200Path = GetPath(reports, "SMA200", widthMultiplier,(float)heightMultiplier, (float)min, candlesOffset);
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IPath stochFast = GetPath(reports, "Stochastic", widthMultiplier, (float)volumeHeightMultiplier/100f, 0, 0);
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IPath stochK3 = GetPath(reports, "StochasticK3", widthMultiplier, (float)volumeHeightMultiplier/100f, 0, 0);
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IPath stPath = GetPath(reports, "ST", widthMultiplier,(float)heightMultiplier, (float)min, candlesOffset);
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#endregion
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//NewChart
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FontFamily fontFamily;
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float TextFontSize = 64f;
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string TextFont = "Noto Sans Mono";
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if (!SystemFonts.TryGet(TextFont, out fontFamily))
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throw new Exception($"Couldn't find font {TextFont}");
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var font = fontFamily.CreateFont(TextFontSize, FontStyle.Regular);
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int intervalInMins = Utils.GetMinutesForInterval(interval);
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string intervalText = intervalInMins > (60 * 23) ? $"{intervalInMins/(60*24)}D" : $"{intervalInMins}m";
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img.Mutate(ctx => ctx.Draw(Color.Yellow, 2, sma20Path).
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Draw(Color.Purple, 2, sma50Path).
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Draw(Color.Cyan, 2, sma200Path).
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Draw(Color.Green, 3, stPath).
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Draw(Color.Cyan, 3,stochFast).
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Draw(Color.Orange, 3, stochK3).
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Flip(FlipMode.Vertical).
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DrawText($"{filename}- {intervalText}", font,new Color(Rgba32.ParseHex("#FFFFFF")), new PointF(10,10)));
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img.Save($"Charts/{filename}{intervalInMins}.png");
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}
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}
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#region HELPERS
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static IPath GetPath(List<TAReport> reports, string propName, float widthMultiplier,float heightMultiplier, float min, float offset =0){
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PathBuilder builder = new PathBuilder();
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builder.SetOrigin(new PointF(0,0));
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for(int i=0; i < reports.Count; i++){
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float newVal = float.Parse(Utils.GetPropByName(reports[i],propName).ToString() ?? "0");
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// Console.WriteLine( newVal);
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float prevVal = i > 0 ? float.Parse(Utils.GetPropByName(reports[i-1],propName).ToString() ?? "0") : 0;
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// Console.WriteLine( prevVal);
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float preValY =( prevVal - min) * heightMultiplier ;
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float newValY=(newVal - min) * heightMultiplier;
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PointF prevPoint = new PointF((i-1)* widthMultiplier, (preValY) +offset);
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PointF newPoint = new PointF(i * widthMultiplier, (newValY) + offset);
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// Console.WriteLine(newValY);
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builder.AddLine(prevPoint, newPoint);
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}
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return builder.Build();
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}
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#endregion
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} |