108 lines
3.6 KiB
C#
108 lines
3.6 KiB
C#
using LiveCharts;
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using StructureHelperCommon.Infrastructures.Enums;
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using StructureHelperCommon.Infrastructures.Interfaces;
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using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.ComponentModel;
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using System.Windows.Media;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using StructureHelperCommon.Services;
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namespace StructureHelperCommon.Models.Functions
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{
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public class TableFunction : IOneVariableFunction
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{
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private const string COPY = "copy";
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public const string GROUP_TYPE_1 = "System function";
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public const string GROUP_TYPE_2 = "User function";
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private string name;
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public bool IsUser { get; set; }
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public FunctionType Type { get; set; }
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public string Group { get; set; }
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public string Name { get; set; }
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public string Description { get; set; }
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public List<GraphPoint> Table { get; set; }
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public Guid Id => throw new NotImplementedException();
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public ObservableCollection<IOneVariableFunction> Functions { get; set; } = new ObservableCollection<IOneVariableFunction>();
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public double MinArg { get; set; }
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public double MaxArg { get; set; }
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public IShiftTraceLogger? TraceLogger { get; set; }
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public Color Color { get; set; }
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public TableFunction(bool isUser = false)
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{
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Type = FunctionType.TableFunction;
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if (isUser)
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{
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IsUser = true;
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Group = GROUP_TYPE_2;
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}
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else
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{
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IsUser = false;
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Group = GROUP_TYPE_1;
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}
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}
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public bool Check()
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{
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throw new NotImplementedException();
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}
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public object Clone()
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{
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var tableFunction = new TableFunction();
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//Здесь будет стратегия
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tableFunction.Type = Type;
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tableFunction.Name = $"{Name} {COPY}";
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tableFunction.Description = Description;
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var newTable = new List<GraphPoint>();
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Table.ForEach(x => newTable.Add(x.Clone() as GraphPoint));
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tableFunction.Table = newTable;
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tableFunction.IsUser = true;
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tableFunction.Group = GROUP_TYPE_2;
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return tableFunction;
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}
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public double GetByX(double xValue)
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{
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GraphPoint leftBound = null;
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GraphPoint rightBound = null;
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for (int i = 0; i < Table.Count - 1; i++)
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{
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leftBound = Table[i];
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rightBound = Table[i + 1];
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if (xValue == leftBound.X)
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{
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return leftBound.Y;
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}
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else if (xValue > leftBound.X && xValue < rightBound.X)
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{
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return MathUtils.Interpolation(xValue, leftBound.X, rightBound.X, leftBound.Y, rightBound.Y);
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}
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else if (xValue == rightBound.X)
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{
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return rightBound.Y;
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}
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}
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return 0;
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//Можно добавить экстраполяцию
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}
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public GraphSettings GetGraphSettings()
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{
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var graphSettings = new GraphSettings(Color, Color);
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foreach (GraphPoint point in Table)
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{
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var graphPoint = new GraphPoint(point.X, GetByX(point.X));
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graphSettings.GraphPoints.Add(graphPoint);
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}
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return graphSettings;
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}
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}
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}
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