51 lines
1.7 KiB
C#
51 lines
1.7 KiB
C#
using System.Collections.Generic;
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namespace XericLibrary.Runtime.Chart
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{
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/// <summary>
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/// 折线图数据模型的具体实现。
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///
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/// 使用基类 ChartDataModel 的 RingBufferList<double> 存储 X/Y 维度数据，
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/// 提供便捷的批量写入接口（SetPoints / AddPoint）。
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/// 每次数据变更自动触发 MarkDirty 通知工具链。
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/// </summary>
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public class LineChartDataModel : ChartDataModel
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{
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public LineChartDataModel(int capacity = DefaultCapacity)
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: base(capacity)
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{
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}
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/// <summary>批量设定折线数据点（覆盖模式）</summary>
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public void SetPoints(IReadOnlyList<double> xValues, IReadOnlyList<double> yValues)
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=> SetXYValues(xValues, yValues);
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/// <summary>追加一个数据点</summary>
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public void AddPoint(double x, double y)
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=> AddXYPoint(x, y);
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/// <summary>批量追加多个数据点</summary>
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public void AddPoints(IReadOnlyList<double> xValues, IReadOnlyList<double> yValues)
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{
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int min = System.Math.Min(xValues.Count, yValues.Count);
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for (int i = 0; i < min; i++)
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AddXYPoint(xValues[i], yValues[i]);
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}
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/// <summary>仅设定 Y 值（X 自动填充为自然序号）</summary>
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public void SetYValues(IReadOnlyList<double> yValues)
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{
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Y.Clear();
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for (int i = 0; i < yValues.Count; i++) Y.Add(yValues[i]);
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X.Clear();
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for (int i = 0; i < yValues.Count; i++) X.Add(i);
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MarkDirty(ChartDataFlags.DataChanged);
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}
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/// <summary>当前数据点数</summary>
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public int PointCount => System.Math.Min(X.Count, Y.Count);
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}
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}
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