using Autodesk
.AutoCAD
.ApplicationServices;
using Autodesk
.AutoCAD
.Colors;
using Autodesk
.AutoCAD
.DatabaseServices;
using Autodesk
.AutoCAD
.EditorInput;
using Autodesk
.AutoCAD
.Geometry;
using Autodesk
.AutoCAD
.Runtime;
using
System;
using
System.Collections
.Concurrent;
using
System.Collections
.Generic;
using
System.IO;
using
System.Linq;
using
System.Reflection;
using
System.Threading;
using
System.Threading.Tasks;
namespace ScaffoldAutomation
{
public class DiagonalBarPlacer
{
// 配置常量
private const string Diagonal极Layer = "斜拉杆";
private const string DiagonalBarPrefix = "ScaffoldPolexie水平斜拉杆";
private const string BlockDirectoryName = "ScaffoldBlocks";
private const string AxisLayer = "盘扣轴网";
// 标准斜拉杆长度（毫米）
private static readonly double[] DiagonalBarLengths = { 600, 900,
1200,
1500,
1800 };
// 缓存已存在的斜拉杆
private readonly Dictionary<string, HashSet<string>> _existingDiagonalCache = new Dictionary<string, HashSet<string>>
();
// 插件目录路径
private readonly string _pluginDirectory;
// 网格数据结构
private GridStructure _grid;
// 容差值（毫米）
private const double Tolerance =
1.0;
// 斜拉杆偏移距离（毫米）
private const double OffsetDistance =
1.0;
public DiagonalBarPlacer
()
{
_pluginDirectory = Path
.GetDirectoryName
(Assembly
.GetExecutingAssembly
().Location
);
}
[CommandMethod
("BuildDiagonal", "BD", CommandFlags
.Modal
)]
public void BuildDiagonal
()
{
Document doc = Application
.DocumentManager
.MdiActiveDocument;
Database db = doc
.Database;
Editor ed = doc
.Editor;
try
{
// 创建斜杆图层
CreateLayerIfNotExists
(db, DiagonalBarLayer, 4
); // 青色
CheckLayerState
(db, DiagonalBarLayer
);
// 步骤
1：选择布置模式
int mode = GetDiagonalMode
(ed
);
if
(mode == 0
) return;
// 步骤2：选择轴网线段
PromptSelectionOptions selOpts = new PromptSelectionOptions
();
selOpts
.MessageForAdding = "\n选择盘扣轴网线段: ";
PromptSelectionResult selResult = ed
.GetSelection
(sel极s
);
if
(selResult
.Status != PromptStatus
.OK
) return;
// 加载斜拉杆块定义
LoadDiagonalBlockDefinitions
(db, ed
);
// 构建现有斜拉杆缓存
BuildExistingDiagonalCache
(db
);
using
(Transaction tr = db
.TransactionManager
.StartTransaction
())
{
// 处理轴网并生成网格结构
if
(!ProcessAxisLines
(db, selResult, tr, ed
))
{
ed
.WriteMessage
("\n无法生成有效的网格结构"
);
return;
}
// 布置斜拉杆
int diagonalCount = PlaceDiagonalBars
(db, tr, mode, ed
);
tr
.Commit
();
ed
.WriteMessage
($"\n成功布置 {diagonalCount} 根斜拉杆"
);
if
(diagonalCount > 0
)
{
Application
.ShowAlertDialog
($"已布置 {diagonalCount} 根斜拉杆！"
);
}
}
}
catch
(System.Exception ex
)
{
ed
.WriteMessage
($"\n错误: {ex
.Message}\n{ex
.StackTrace}"
);
}
}
#region 新增自动检查功能
// 删除田字型框内及周边的斜拉杆
private int DeleteBarsInPatternTwoArea
(Database db, Transaction tr, int row, int col, Editor ed
)
{
int deletedCount = 0;
BlockTableRecord btr =
(BlockTableRecord
)tr
.GetObject
(db
.CurrentSpaceId, OpenMode
.ForWrite
);
// 定义田字型区域
(3x3单元
)
int startRow =
Math.Max(0, row
- 1);
int endRow =
Math.Min(_grid
.RowCount
- 1, row +
1);
int startCol =
Math.Max(0, col
- 1);
int endCol =
Math.Min(_grid
.ColumnCount
- 1, col +
1);
// 收集要删除的边
var edgesToDelete = new List<GridEdge>
();
// 收集水平边
for
(int r = startRow; r <= endRow; r++
)
{
for
(int c = startCol; c <= endCol; c++
)
{
// 上边
var topEdge = _grid
.HorizontalEdges
.FirstOrDefault
(e => e
.RowIndex == r && e
.ColIndex == c
);
if
(topEdge != null
) edgesToDelete
.Add
(topEdge
);
// 下边
var bottomEdge = _grid
.HorizontalEdges
.FirstOrDefault
(e => e
.RowIndex == r +
1 && e
.ColIndex == c
);
if
(bottomEdge != null
) edgesToDelete
.Add
(bottomEdge
);
// 左边
var leftEdge = _grid
.VerticalEdges
.FirstOrDefault
(e => e
.ColIndex == c && e
.RowIndex == r
);
if
(leftEdge != null
) edgesToDelete
.Add
(leftEdge
);
// 右边
var rightEdge = _grid
.VerticalEdges
.FirstOrDefault
(e => e
.ColIndex == c + 极 && e
.RowIndex == r
);
if
(rightEdge != null
) edgesToDelete
.Add
(rightEdge
);
}
}
// 删除中间跨的水平杆
for
(int r = startRow; r <= endRow; r++
)
{
// 中间列
int midCol = col +
1;
if
(midCol < _grid
.ColumnCount
)
{
var midEdge = _grid
.HorizontalEdges
.FirstOrDefault
(e => e
.RowIndex == r && e
.ColIndex == midCol
);
if
(midEdge != null
) edgesToDelete
.Add
(midEdge
);
}
}
// 删除这些边上的斜拉杆
foreach
(var edge in edgesToDelete
)
{
Point3d midPoint = new Point3d
(
(edge
.StartPoint
.X + edge
.EndPoint
.X
) / 2,
(edge
.StartPoint
.Y + edge
.EndPoint
.Y
) / 2,
0
);
// 查找并删除该位置的斜拉杆
foreach
(ObjectId id in btr
)
{
BlockReference br = tr
.GetObject
(id, OpenMode
.ForRead
) as BlockReference;
if
(br != null && br
.Layer == DiagonalBarLayer &&
br
.Position
.DistanceTo
(midPoint
) < Tolerance
)
{
br
.UpgradeOpen
();
br
.Erase
();
deletedCount++;
ed
.WriteMessage
($"\n删除斜拉杆:
({midPoint
.X:F0},{midPoint
.Y:F0}
)"
);
break;
}
}
}
return deletedCount;
}
// 删除井字型框内及周边的斜拉杆
private int DeleteBarsInPatternThreeArea
(Database db, Transaction tr, int row, int col, Editor ed
)
{
int deletedCount = 0;
BlockTableRecord btr =
(BlockTableRecord
)tr
.GetObject
(db
.CurrentSpaceId, OpenMode
.ForWrite
);
// 定义井字型区域
(4x4单元
)
int startRow =
Math.Max(0, row
- 1);
int endRow =
Math.Min(_grid
.RowCount
- 1, row + 2
);
int startCol =
Math.Max(0, col
- 1);
int endCol =
Math.Min(_grid
.ColumnCount
- 1, col + 2
);
// 收集要删除的边
var edgesToDelete = new List<GridEdge>
();
// 收集水平边
for
(int r = startRow; r <= endRow; r++
)
{
for
(int c = startCol; c <= endCol; c++
)
{
// 上边
var topEdge = _grid
.HorizontalEdges
.FirstOrDefault
(e => e
.RowIndex == r && e
.ColIndex == c
);
if
(topEdge != null
) edgesToDelete
.Add
(topEdge
);
// 下边
var bottomEdge = _grid
.HorizontalEdges
.FirstOrDefault
(e => e
.RowIndex == r +
1 && e
.ColIndex == c
);
if
(bottomEdge != null
) edgesToDelete
.Add
(bottomEdge
);
// 左边
var leftEdge = _grid
.VerticalEdges
.FirstOrDefault
(e => e
.ColIndex == c && e
.RowIndex == r
);
if
(leftEdge != null
) edgesToDelete
.Add
(leftEdge
);
// 右边
var rightEdge = _grid
.VerticalEdges
.FirstOrDefault
(e => e
.ColIndex == c +
1 && e
.RowIndex == r
);
if
(rightEdge != null
) edgesToDelete
.Add
(rightEdge
);
}
}
// 删除中间跨的水平杆
for
(int r = startRow; r <= endRow; r++
)
{
// 中间列
1
int midCol
1 = col +
1;
if
(midCol
1 < _grid
.ColumnCount
)
{
var midEdge
1 = _grid
.HorizontalEdges
.FirstOrDefault
(e => e
.RowIndex == r && e
.ColIndex == midCol
1);
if
(midEdge
1 != null
) edgesToDelete
.Add
(midEdge
1);
}
// 中间列2
int midCol2 = col + 2;
if
(midCol2 < _grid
.ColumnCount
)
{
var midEdge2 = _grid
.HorizontalEdges
.FirstOrDefault
(e => e
.RowIndex == r && e
.ColIndex == midCol2
);
if
(midEdge2 != null
) edgesToDelete
.Add
(midEdge2
);
}
}
// 删除这些边上的斜拉杆
foreach
(var edge in edgesToDelete
)
{
Point3d midPoint = new Point3d
(
(edge
.StartPoint
.X + edge
.EndPoint
.X
) / 2,
(edge
.StartPoint
.Y + edge
.EndPoint
.Y
) / 2,
0
);
// 查找并删除该位置的斜极杆
foreach
(ObjectId id in btr
)
{
BlockReference br = tr
.GetObject
(id, OpenMode
.ForRead
) as BlockReference;
if
(br != null && br
.Layer == DiagonalBarLayer &&
br
.Position
.DistanceTo
(midPoint
) < Tolerance
)
{
br
.UpgradeOpen
();
br
.Erase
();
deletedCount++;
ed
.WriteMessage
($"\n删除斜拉杆:
({midPoint
.X:F0},{midPoint
.Y:F0}
)"
);
break;
}
}
}
return deletedCount;
}
#endregion
#region 网格数据结构
// 网格结构
private class GridStructure
{
public List<double> XCoordinates { get; set; } = new List<double>
();
public List<double> YCoordinates { get; set; } = new List<double>
();
public List<GridEdge> HorizontalEdges { get; } = new List<GridEdge>
();
public List<GridEdge> VerticalEdges { get; } = new List<GridEdge>
();
public int RowCount => YCoordinates
.Count
- 1;
public int ColumnCount => XCoordinates
.Count
- 1;
}
// 网格边
private class GridEdge
{
public Point3d StartPoint { get; set; }
public Point3d EndPoint { get; set; }
public double Length { get; set; }
public int RowIndex { get; set; } // 行索引（水平边）
public int ColIndex { get; set; } // 列索引（垂直边）
public bool IsHorizontal { get; set; }
public bool IsOuterEdge { get; set; } // 是否是最外侧边
public bool IsTopEdge { get; set; } // 是否是顶部边
public bool IsBottomEdge { get; set; } // 是否是底部边
public bool IsLeftEdge { get; set; } // 是否是左侧边
public bool IsRightEdge { get; set; } // 是否是右侧边
}
// 点比较器（用于去重）
private class Point3dComparer : IEqualityComparer<Point3d>
{
private readonly double _tolerance;
public Point3dComparer
(double tolerance
) => _tolerance = tolerance;
public bool Equals
(Point3d p
1, Point3d p2
) =>
p
1.DistanceTo
(p2
) <= _tolerance;
public int GetHashCode
(Point3d p
) =>
(Math.Round
(p
.X / _tolerance
),
Math.Round
(p
.Y / _tolerance
),
Math.Round
(p
.Z / _tolerance
)).GetHashCode
();
}
#endregion
#region 轴网处理
// 处理轴网线段
private bool ProcessAxisLines
(Database db, PromptSelectionResult selResult, Transaction tr, Editor ed
)
{
List<Line> axisLines = new List<Line>
();
// 收集轴网线段
foreach
(ObjectId objId in selResult
.Value
.GetObjectIds
())
{
Entity ent = tr
.GetObject
(objId, OpenMode
.ForRead
) as Entity;
if
(ent != null && ent
.Layer == AxisLayer && ent is Line line
)
{
axisLines
.Add
(line
);
}
}
if
(axisLines
.Count == 0
)
{
ed
.WriteMessage
("\n未选择任何轴网线段"
);
return false;
}
ed
.WriteMessage
($"\n找到 {axisLines
.Count} 条轴网线段"
);
// 计算所有网格交点
List<Point3d> intersections = CalculateIntersections
(axisLines, ed
);
if
(intersections
.Count == 0
)
{
ed
.WriteMessage
("\n未找到网格交点"
);
return false;
}
// 构建网格结构
_grid = BuildGridStructure
(intersections, axisLines, ed
);
if
(_grid == null || _grid
.XCoordinates
.Count < 2 || _grid
.YCoordinates
.Count < 2
)
{
ed
.WriteMessage
("\n无法构建有效的网格结构"
);
return false;
}
ed
.WriteMessage
($"\n网格结构: {_grid
.ColumnCount}列 x {_grid
.RowCount}行"
);
ed
.WriteMessage
($"\n水平边数量: {_grid
.HorizontalEdges
.Count}, 垂直边数量: {_grid
.VerticalEdges
.Count}"
);
return true;
}
// 计算所有网格交点（优化性能）
private List<Point3d> CalculateIntersections
(List<Line> axisLines, Editor ed
)
{
var intersections = new ConcurrentDictionary<Point3d, bool>
(new Point3dComparer
(Tolerance
));
long totalIntersections = 0;
// 使用空间分区提高性能
var lineBuckets = new Dictionary<
(int, int
), List<Line>>
();
const double gridSize = 5000
.0; // 网格大小5米
// 并行处理线段分配
Parallel
.ForEach
(axisLines, line =>
{
Point3d
min = new Point3d
(
Math.Min(line
.StartPoint
.X, line
.EndPoint
.X
),
Math.Min(line
.StartPoint
.Y, line
.EndPoint
.Y
),
0
);
Point3d
max = new Point3d
(
Math.Max(line
.StartPoint
.X, line
.EndPoint
.X
),
Math.Max(line
.StartPoint
.Y, line
.EndPoint
.Y
),
0
);
int
minX =
(int
)(min.X / gridSize
);
int
minY =
(int
)(min.Y / gridSize
);
int
maxX =
(int
)(max.X / gridSize
);
int
maxY =
(int
)(max.Y / gridSize
);
for
(int x =
minX; x <=
maxX; x++
)
{
for
(int y =
minY; y <=
maxY; y++
)
{
var key =
(x, y
);
lock
(lineBuckets
)
{
if
(!lineBuckets
.ContainsKey
(key
))
lineBuckets[key] = new List<Line>
();
lineBuckets[key]
.Add
(line
);
}
}
}
}
);
// 并行处理交点计算
var keys = lineBuckets
.Keys
.ToArray
();
Parallel
.For
(0, keys
.Length, i =>
{
var bucket = lineBuckets[keys[i]];
for
(int dx =
-1; dx <=
1; dx++
)
{
for
(int dy =
-1; dy <=
1; dy++
)
{
var neighborKey =
(keys[i]
.Item
1 + dx, keys[i]
.Item2 + dy
);
if
(!lineBuckets
.ContainsKey
(neighborKey
)) continue;
var neighborBucket = lineBuckets[neighborKey];
for
(int a = 0; a < bucket
.Count; a++
)
{
for
(int b = a +
1; b < neighborBucket
.Count; b++
)
{
Point3dCollection pts = new Point3dCollection
();
bucket[a]
.IntersectWith
(
neighborBucket[b], Intersect
.ExtendBoth, pts, IntPtr
.Zero, IntPtr
.Zero
);
foreach
(Point3d pt in pts
)
{
intersections[RoundPoint
(pt, Tolerance
)] = true;
Interlocked.Increment(ref totalIntersections
);
}
}
}
}
}
}
);
ed
.WriteMessage
($"\n找到 {intersections
.Count} 个有效网格交点（总交点: {totalIntersections}）"
);
return intersections
.Keys
.ToList
();
}
// 构建网格结构
private GridStructure BuildGridStructure
(List<极3d> intersections, List<Line> axisLines, Editor ed
)
{
var grid = new GridStructure
();
// 分离X和Y坐标（带容差）
var xCoords = intersections
.Select
(p =>
Math.Round
(p
.X / Tolerance
) * Tolerance
)
.Distinct
()
.OrderBy
(x => x
)
.ToList
();
var yCoords = intersections
.Select
(p =>
Math.Round
(p
.Y / Tolerance
) * Tolerance
)
.Distinct
()
.OrderByDescending
(y => y
) // Y坐标从大到小排序（顶部为0）
.ToList
();
grid
.XCoordinates = xCoords;
grid
.YCoordinates = yCoords;
// 创建水平边
for
(int row = 0; row < yCoords
.Count; row++
)
{
for
(int col = 0; col < xCoords
.Count
- 1; col++
)
{
Point3d start = new Point3d
(xCoords[col], yCoords[row], 0
);
Point3d end = new Point3d
(xCoords[col +
1], yCoords[row], 0
);
// 检查是否为有效线段
if
(IsValidSegment
(axisLines, start, end, Tolerance
))
{
grid
.HorizontalEdges
.Add
(new GridEdge
{
StartPoint = start,
EndPoint = end,
Length = start
.DistanceTo
(end
),
RowIndex = row,
ColIndex = col,
IsHorizontal = true,
IsOuterEdge =
(row == 0 || row == yCoords
.Count
- 1),
IsTopEdge =
(row == 极
),
IsBottomEdge =
(row == yCoords
.Count
- 1)
}
);
}
}
}
// 创建垂直边（处理分段线段）
for
(int col = 0; col < xCoords
.Count; col++
)
{
double x = xCoords[col];
// 收集该列上的所有交点
var colPoints = intersections
.Where
(p =>
Math.Abs
(p
.X
- x
) < Tolerance
)
.OrderByDescending
(p => p
.Y
)
.ToList
();
// 处理相邻交点间的线段
for
(int i = 0; i < colPoints
.Count
- 1; i++
)
{
Point3d start = colPoints[i];
Point3d end = colPoints[i +
1];
double segmentLength = start
.DistanceTo
(end
);
// 查找实际存在的线段
Line actualSegment = FindActualSegment
(axisLines, start, end, Tolerance
);
if
(actualSegment != null
)
{
grid
.VerticalEdges
.Add
(new GridEdge
{
StartPoint = start,
EndPoint = end,
Length = actualSegment
.Length, // 使用实际线段长度
RowIndex = i,
ColIndex = col,
IsHorizontal = false,
IsOuterEdge =
(col == 0 || col == xCoords
.Count
- 1),
IsLeftEdge =
(col == 0
),
IsRightEdge =
(col == xCoords
.Count
- 1)
}
);
}
}
}
return grid;
}
// 查找实际存在的线段
private Line FindActualSegment
(List<Line> axisLines, Point3d start, Point3d end, double tolerance
)
{
foreach
(Line line in axisLines
)
{
if
(IsPointOnLine
(line, start, tolerance
) &&
IsPointOnLine
(line, end, tolerance
) &&
Math.Abs
(line
.Length
- start
.DistanceTo
(end
)) < tolerance
)
{
return line;
}
}
return null;
}
// 检查点是否在直线上（带容差）
private bool IsPointOnLine
(Line line, Point3d point, double tolerance
)
{
// 检查点是否接近起点或终点
if
(point
.DistanceTo
(line
.StartPoint
) <= tolerance ||
point
.DistanceTo
(line
.EndPoint
) <= tolerance
)
return true;
// 计算点到直线的距离
Vector3d lineVec = line
.EndPoint
- line
.StartPoint;
Vector3d pointVec = point
- line
.StartPoint;
// 检查点是否在线段范围内
double dotProduct = lineVec
.DotProduct
(pointVec
);
if
(dotProduct < 0 || dotProduct > lineVec
.LengthSqrd
)
return false;
// 计算垂直距离
double distance =
Math.Abs
(lineVec
.CrossProduct
(pointVec
).Length / lineVec
.Length
);
return distance <= tolerance;
}
// 检查是否为有效线段（带容差）
private bool IsValidSegment
(List<Line> axisLines, Point3d start, Point3d end, double tolerance
)
{
foreach
(Line line in axisLines
)
{
if
(IsPointOnLine
(line, start, tolerance
) &&
IsPointOnLine
(line, end, tolerance
))
{
return true;
}
}
return false;
}
#endregion
#region 斜拉杆布置核心逻辑（按模式实现）
// 布置斜拉杆（根据不同的布置模式）
private int PlaceDiagonalBars
(Database db, Transaction tr, int mode, Editor ed
)
{
BlockTableRecord btr =
(BlockTableRecord
)tr
.GetObject
(db
.CurrentSpaceId, OpenMode
.ForWrite
);
BlockTable bt =
(BlockTable
)tr
.GetObject
(db
.BlockTableId, OpenMode
.ForRead
);
if
(_grid == null ||
(_grid
.HorizontalEdges
.Count == 0 && _grid
.VerticalEdges
.Count == 0
))
{
ed
.WriteMessage
("\n没有可用的网格边"
);
return 0;
}
int diagonalCount = 0;
var placedEdges = new HashSet<string>
(); // 避免重复布置
// 添加整体进度报告
int totalEdges = _grid
.HorizontalEdges
.Count + _grid
.VerticalEdges
.Count;
int processed = 0;
int lastReported = 0;
switch
(mode
)
{
case
1: // 隔一布一
diagonalCount += PlacePatternOne
(db, tr, btr, bt, placedEdges, ed, ref processed, totalEdges, ref lastReported
);
break;
case 2: // 隔二布一
diagonalCount += PlacePatternTwo
(db, tr, btr, bt, placedEdges, ed, ref processed, totalEdges, ref lastReported
);
break;
case 3: // 隔三布一
diagonalCount += PlacePatternThree
(db, tr, btr, bt, placedEdges, ed, ref processed, totalEdges, ref lastReported
);
break;
case 4: // 满布
diagonalCount += PlaceFullPattern
(db, tr, btr, bt, placedEdges, ed, ref processed, totalEdges, ref lastReported
);
极 break;
}
return diagonalCount;
}
// 模式
1: 隔一布一
private int PlacePatternOne
(Database db, Transaction tr, BlockTableRecord btr, BlockTable bt, HashSet<string> placedEdges, Editor ed, ref int processed, int totalEdges, ref int lastReported
)
{
int count = 0;
for
(int row = 0; row < _grid
.RowCount; row++
)
{
// 每
10行报告一次进度
if
(row %
10 == 0
)
{
ed
.WriteMessage
($"\n处理中: 行 {row}/{_grid
.RowCount}
({
(double
)row / _grid
.RowCount:P0}
)"
);
if
(CheckForUserCancel
(ed
))
{
ed
.WriteMessage
("\n操作已取消"
);
return count;
}
}
for
(int col = 0; col < _grid
.ColumnCount; col++
)
{
// 隔一布一：行和列索引都是偶数的单元
if
(row % 2 == 0 && col % 2 == 0
)
{
count += PlaceCellEdges
(row, col, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
}
}
ed
.WriteMessage
($"\n隔一布一模式: 布置了 {count} 根斜拉杆"
);
return count;
}
// 模式2: 隔二布一（添加自动检查功能）
private int PlacePatternTwo
(Database db, Transaction tr, BlockTableRecord btr, BlockTable bt, HashSet<string> placedEdges, Editor ed, ref int processed, int totalEdges, ref int lastReported
)
{
int count = 0;
int deletedCount = 0;
// 单元布置：只布置左上角单元（每3行3列）
for
(int row = 0; row < _grid
.RowCount; row += 3
)
{
for
(int col = 0; col < _grid
.ColumnCount; col += 3
)
{
// 删除田字型区域内的斜拉杆
deletedCount += DeleteBarsInPatternTwoArea
(db, tr, row, col, ed
);
// 布置单元四边
count += PlaceCellEdges
(row, col, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
}
// 布置中间垂直边（第
1列）
for
(int col =
1; col < _grid
.ColumnCount; col += 3
)
{
for
(int row = 0; row < _grid
.Row极Count; row++
)
{
// 跳过中间行（行索引为
1 mod 3）
if
(row % 3 ==
1) continue;
var edges = _grid
.VerticalEdges
.Where
(e => e
.ColIndex == col && e
.RowIndex == row
)
.ToList
();
foreach
(var edge in edges
)
{
count += PlaceSingleBar
(edge, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
}
}
// 布置中间水平边（第
1行）
for
(int row =
1; row < _grid
.RowCount; row += 3
)
{
for
(int col = 0; col < _grid
.ColumnCount; col++
)
{
// 跳过中间列（列索引为
1 mod 3）
if
(col % 3 ==
1) continue;
var edges = _grid
.HorizontalEdges
.Where
(e => e
.RowIndex == row && e
.ColIndex == col
)
.ToList
();
foreach
(var edge in edges
)
{
count += PlaceSingleBar
(edge, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
}
}
ed
.WriteMessage
($"\n隔二布一模式: 删除了 {deletedCount} 根斜拉杆，布置了 {count极} 根斜拉杆"
);
return count;
}
// 模式3: 隔三布一（添加自动检查功能）
private int PlacePatternThree
(Database db, Transaction tr, BlockTableRecord btr, BlockTable bt, HashSet<string> placedEdges, Editor ed, ref int processed, int totalEdges, ref int lastReported
)
{
int count = 0;
int deletedCount = 0;
// 单元布置：只布置左上角单元（每4行4列）
for
(int row = 0; row < _grid
.RowCount; row += 4
)
{
for
(int col = 0; col < _grid
.ColumnCount; col += 4
)
{
// 删除井字型区域内的斜拉杆
deletedCount += DeleteBarsInPatternThreeArea
(db, tr, row, col, ed
);
// 布置单元四边
count += PlaceCellEdges
(row, col, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
}
// 布置中间垂直边（第
1列和第2列）
for
(int col =
1; col < _grid
.ColumnCount; col += 4
) // 每4列的第
1列
{
for
(int row = 0; row < _grid
.RowCount; row++
)
{
// 跳过中间行（行索引为
1或2 mod 4）
if
(row % 4 ==
1 || row % 4 == 2
) continue;
var edges = _grid
.VerticalEdges
.Where
(e => e
.ColIndex == col && e
.RowIndex == row
)
.ToList
();
foreach
(var edge in edges
)
{
count += PlaceSingleBar
(edge, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
}
}
for
(int col = 2; col < _grid
.ColumnCount; col += 4
) // 每4列的第2列
{
for
(int row = 0; row < _grid
.RowCount; row++
)
{
// 跳过中间行（行索引为
1或2 mod 4）
if
(row % 4 ==
1 || row % 4 == 2
) continue;
var edges = _grid
.VerticalEdges
.Where
(e => e
.ColIndex == col && e
.RowIndex == row
)
.ToList
();
foreach
(var edge in edges
)
{
count += PlaceSingleBar
(edge, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
}
}
// 布置中间水平边（第
1行和第2行）
for
(int row =
1; row < _grid
.RowCount; row += 4
) // 每4行的第
1行
{
for
(int col = 0; col < _grid
.ColumnCount; col++
)
{
// 跳过中间列（列索引为
1或2 mod 4）
if
(col % 4 ==
1 || col % 4 == 2
) continue;
var edges = _grid
.HorizontalEdges
.Where
(e => e
.RowIndex == row && e
.ColIndex == col
)
.ToList
();
foreach
(var edge in edges
)
{
count += PlaceSingleBar
(edge, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
}
}
for
(int row = 2; row < _grid
.RowCount; row += 4
) // 每4行的第2行
{
for
(int col = 0; col < _grid
.ColumnCount; col++
)
{
// 跳过中间列（列索引为
1或2 mod 4）
if
(col % 4 ==
1 || col % 4 == 2
) continue;
var edges = _grid
.HorizontalEdges
.Where
(e => e
.RowIndex == row && e
.ColIndex == col
)
.ToList
();
foreach
(var edge in edges
)
{
count += PlaceSingleBar
(edge, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
}
}
ed
.WriteMessage
($"\n隔三布一模式: 删除了 {deletedCount} 根斜拉杆，布置了 {count} 根斜拉杆"
);
return count;
}
// 模式4: 满布
private int PlaceFullPattern
(Database db, Transaction tr, BlockTableRecord btr, BlockTable bt, HashSet<string> placedEdges, Editor ed, ref int processed, int totalEdges, ref int lastReported
)
{
int count = 0;
// 布置所有水平边
foreach
(GridEdge edge in _grid
.HorizontalEdges
)
{
count += PlaceSingleBar
(edge, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
// 布置所有垂直边
foreach
(GridEdge edge in _grid
.VerticalEdges
)
{
count += PlaceSingleBar
(edge, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
ed
.WriteMessage
($"\n满布模式: 布置了 {count} 根斜拉杆"
);
return count;
}
// 布置单个网格单元的四条边
private int PlaceCellEdges
(int row, int col, BlockTableRecord btr, BlockTable bt, HashSet<string> placedEdges, Database db, Transaction tr, Editor ed, ref int processed, int totalEdges, ref int lastReported
)
{
int count = 0;
// 上边
var topEdge = _grid
.HorizontalEdges
.FirstOrDefault
(e => e
.RowIndex == row && e
.ColIndex == col
);
if
(topEdge != null
)
{
count += PlaceSingleBar
(topEdge, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
// 下边
var bottomEdge = _grid
.HorizontalEdges
.FirstOrDefault
(e => e
.RowIndex == row +
1 && e
.ColIndex == col
);
if
(bottomEdge != null
)
{
count += PlaceSingleBar
(bottomEdge, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
// 左边
var leftEdge = _grid
.VerticalEdges
.FirstOrDefault
(e => e
.ColIndex == col && e
.RowIndex == row
);
if
(leftEdge != null
)
{
count += PlaceSingleBar
(leftEdge, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
// 右边
var rightEdge = _grid
.VerticalEdges
.FirstOrDefault
(e => e
.ColIndex == col +
1 && e
.RowIndex == row
);
if
(rightEdge != null
)
{
count += PlaceSingleBar
(rightEdge, btr, bt, placedEdges, db, tr, ed, ref processed, totalEdges, ref lastReported
);
}
return count;
}
// 布置单根斜拉杆（优化旋转角度计算）
private int PlaceSingleBar
(GridEdge edge, BlockTableRecord btr, BlockTable bt, HashSet<string> placedEdges, Database db, Transaction tr, Editor ed, ref int processed, int totalEdges, ref int lastReported
)
{
// 进度报告
if
(processed
- lastReported >
1000
)
{
ed
.WriteMessage
($"\n布置进度: {processed}/{totalEdges}
({processed *
100
.0 / totalEdges:F
1}%
)"
);
lastReported = processed;
if
(CheckForUserCancel
(ed
))
{
ed
.WriteMessage
("\n操作已取消"
);
return 0;
}
}
processed++;
// 生成边唯一标识
string edgeKey = $"{edge
.StartPoint
.X:F3},{edge
.StartPoint
.Y:F3}
-{edge
.EndPoint
.X:F3},{edge
.EndPoint
.Y:F3}";
// 检查是否已布置
if
(placedEdges
.Contains
(edgeKey
)) return 0;
placedEdges
.Add
(edgeKey
);
// 获取最接近的标准长度
double closestLength = GetClosestDiagonalLength
(edge
.Length
);
// 检查长度匹配精度
if
(Math.Abs
(closestLength
- edge
.Length
) > Tolerance
)
{
ed
.WriteMessage
($"\n警告: 线段长度 {edge
.Length:F0}mm 与标准长度 {closestLength}mm 不匹配
(差值: {
Math.Abs
(closestLength
- edge
.Length
):极
1}mm
)"
);
ed
.WriteMessage
($"\n线段坐标:
({edge
.StartPoint
.X:F0},{edge
.StartPoint
.Y:F0}
) ->
({edge
.EndPoint
.X:F0},{edge
.EndPoint
.Y:F0}
)"
);
return 0;
}
string blockName = $"{DiagonalBarPrefix}{closestLength:0}mm";
// 计算中点位置
Point3d midPoint = new Point3d
(
(edge
.StartPoint
.X + edge
.EndPoint
.X
) / 2,
(edge
.StartPoint
.Y + edge
.EndPoint
.Y
) / 2,
0
);
// 精确旋转角度设置（核心优化）
double rotation = CalculateRotationAngle
(edge
);
// 对外侧边进行偏移处理
if
(edge
.IsOuterEdge
)
{
Vector3d offsetDirection = Vector3d
.ZAxis;
if
(edge
.IsHorizontal
)
{
// 上边向上偏移，下边向下偏移
offsetDirection = edge
.IsTopEdge ?
new Vector3d
(0, OffsetDistance, 0
) :
new Vector3d
(0,
-OffsetDistance, 0
);
}
else
{
// 左边向左偏移，右边向右偏移
offsetDirection = edge
.IsLeftEdge ?
new Vector3d
(-OffsetDistance, 0, 0
) :
new Vector3d
(OffsetDistance, 0, 0
);
}
midPoint += offsetDirection;
}
// 检查是否已存在相同斜拉杆
if
(IsDiagonalAlreadyExists
(blockName, midPoint, rotation
))
{
ed
.WriteMessage
($"\n跳过已存在斜拉杆: {blockName} 在
({midPoint
.X:F0},{midPoint
.Y:F0}
)"
);
return 0;
}
// 动态加载块（如果未加载）
if
(!bt
.Has
(blockName
))
{
if
(!LoadDiagonalBlock
(db, closestLength, ed
))
{
return 0;
}
bt =
(BlockTable
)tr
.GetObject
(db
.BlockTableId, OpenMode
.ForRead
);
}
ObjectId blockId = bt[blockName];
// 创建斜杆图块引用
BlockReference br = new BlockReference
(midPoint, blockId
)
{
Layer = DiagonalBarLayer,
Rotation = rotation
};
// 添加到图形
btr
.AppendEntity
(br
);
tr
.AddNewlyCreatedDBObject
(br, true
);
// 添加到缓存
AddToDiagonalCache
(blockName, midPoint, rotation
);
// 添加详细日志
string positionDesc = GetPositionDescription
(edge
);
ed
.WriteMessage
($"\n布置: {blockName}
({edge
.Length:F0}mm
) 在
({midPoint
.X:F0},{midPoint
.Y:F0}
), " +
$"位置={positionDesc}, " +
$"角度={rotation *
180 /
Math.PI:F0}度"
);
return
1;
}
// 计算旋转角度（优化逻辑）
private double CalculateRotationAngle
(GridEdge edge
)
{
// 计算方向向量
Vector3d direction = edge
.EndPoint
- edge
.StartPoint;
// 水平边
if
(edge
.IsHorizontal
)
{
// 水平边：顶部0度，底部
180度
return edge
.IsTopEdge ? 0
.0 :
Math.PI;
}
// 垂直边
else
{
// 垂直边：左侧90度，右侧270度
return edge
.IsLeftEdge ?
Math.PI / 2 : 3 *
Math.PI / 2;
}
}
// 获取位置描述
private string GetPositionDescription
(GridEdge edge
)
{
if
(edge
.IsLeftEdge
) return "左侧";
if
(edge
.IsRightEdge
) return "右侧";
if
(edge
.IsTopEdge
) return "上方";
if
(edge
.IsBottomEdge
) return "下方";
return "内部";
}
// 获取最接近的标准长度（支持组合匹配）
private double GetClosestDiagonalLength
(double segmentLength
)
{
// 精确匹配优先
foreach
(double len in DiagonalBarLengths
)
{
if
(Math.Abs
(len
- segmentLength
) < Tolerance
)
return len;
}
// 尝试组合匹配（如900=600+300）
if
(segmentLength > DiagonalBarLengths
.Min())
{
foreach
(double len
1 in DiagonalBarLengths
)
{
double remaining = segmentLength
- len
1;
if
(remaining <= 0
) continue;
foreach
(double len2 in DiagonalBarLengths
)
{
if
(Math.Abs
(remaining
- len2
) < Tolerance
)
{
// 返回较大的标准长度（主杆）
return
Math.Max(len
1, len2
);
}
}
}
}
// 找不到精确匹配则返回最接近的
return DiagonalBarLengths
.OrderBy
(len =>
Math.Abs
(len
- segmentLength
))
.First
();
}
#endregion
#region 斜拉杆翻转功能
[CommandMethod
("FlipDiagonals", "FD", CommandFlags
.Modal
)]
public void FlipDiagonals
()
{
Document doc = Application
.DocumentManager
.MdiActiveDocument;
Database db = doc
.Database;
Editor ed = doc
.Editor;
try
{
// 提示用户选择斜拉杆
PromptSelectionOptions pso = new PromptSelectionOptions
();
pso
.MessageForAdding = "\n选择要翻转的斜拉杆
(框选
): ";
pso
.AllowSubSelections = true;
pso
.SingleOnly = false;
pso
.RejectObjectsFromNonCurrentSpace = true;
// 设置图层过滤器
TypedValue[] filterList = {
new TypedValue
((int
)DxfCode
.LayerName, DiagonalBarLayer
)
};
SelectionFilter filter = new SelectionFilter
(filterList
);
PromptSelectionResult selResult = ed
.GetSelection
(pso, filter
);
if
(selResult
.Status != PromptStatus
.OK
) return;
int flipCount = 0;
using
(Transaction tr = db
.TransactionManager
.StartTransaction
())
{
BlockTableRecord btr =
(BlockTableRecord
)tr
.GetObject
(db
.CurrentSpaceId, OpenMode
.ForWrite
);
foreach
(SelectedObject selObj in selResult
.Value
)
{
BlockReference br = tr
.GetObject
(selObj
.ObjectId, OpenMode
.ForWrite
) as BlockReference;
if
(br != null && br
.Layer == DiagonalBarLayer
)
{
// 获取原始方向
string originalDirection = GetDiagonalDirection
(br
.Rotation
);
// 计算翻转角度（
180度）
double newRotation = br
.Rotation +
Math.PI;
// 角度归一化到0
-2π范围
if
(newRotation > 2 *
Math.PI
)
newRotation
-= 2 *
Math.PI;
// 获取新方向
string newDirection = GetDiagonalDirection
(newRotation
);
// 应用新角度
br
.Rotation = newRotation;
flipCount++;
// 更新日志
ed
.WriteMessage
($"\n翻转: {originalDirection}→{newDirection} " +
$"
({br
.Rotation *
180 /
Math.PI:F0}°→{newRotation *
180 /
Math.PI:F0}°
)"
);
}
}
tr
.Commit
();
}
ed
.WriteMessage
($"\n成功翻转 {flipCount} 根斜拉杆"
);
}
catch
(System.Exception ex
)
{
ed
.WriteMessage
($"\n翻转错误: {ex
.Message}"
);
}
}
// 获取斜拉杆方向描述
private string GetDiagonalDirection
(double rotation
)
{
double degrees = rotation *
180 /
Math.PI;
// 简化到0
-360范围
degrees %= 360;
if
(degrees < 0
) degrees += 360;
// 方向分类
if
(degrees >= 3
15 || degrees < 45
) return "上";
if
(degrees >= 45 && degrees <
135
) return "右";
if
(degrees >=
135 && degrees < 225
) return "下";
return "左";
}
#endregion
#region 斜拉杆缓存管理
// 构建现有斜拉杆缓存
private void BuildExistingDiagonalCache
(Database db
)
{
_existingDiagonalCache
.Clear
();
using
(Transaction tr = db
.TransactionManager
.StartTransaction
())
{
BlockTableRecord btr =
(BlockTableRecord
)tr
.GetObject
(db
.CurrentSpaceId, OpenMode
.ForRead
);
foreach
(ObjectId objId in btr
)
{
BlockReference br = tr
.GetObject
(objId, OpenMode
.ForRead
) as BlockReference;
if
(br != null && br
.Layer == DiagonalBarLayer
)
{
string blockName = br
.BlockName;
Point3d roundedPos = RoundPoint
(br
.Position
);
double roundedAngle =
Math.Round
(br
.Rotation, 4
);
AddToDiagonalCache
(blockName, roundedPos, roundedAngle
);
}
}
tr
.Commit
();
}
}
// 添加斜拉杆到缓存
private void AddToDiagonalCache
(string blockName, Point3d position, double angle
)
{
string key = $"{position
.X:F3},{position
.Y:F3},{angle:F4}";
if
(!_existingDiagonalCache
.ContainsKey
(blockName
))
{
_existingDiagonalCache[blockName] = new HashSet<string>
();
}
_existingDiagonalCache[blockName]
.Add
(key
);
}
// 检查斜拉杆是否已存在
private bool IsDiagonalAlreadyExists
(string blockName, Point3d position, double angle
)
{
Point3d roundedPos = RoundPoint
(position
);
double roundedAngle =
Math.Round
(angle, 4
);
string key = $"{roundedPos
.X:F3},{roundedPos
.Y:F3},{roundedAngle:F4}";
return _existingDiagonalCache
.Contains极
(blockName
) &&
_existingDiagonalCache[blockName]
.Contains
(key
);
}
// 四舍五入点坐标
private Point3d RoundPoint
(Point3d point, double tolerance = Tolerance
)
{
double roundFactor =
1.0 / tolerance;
return new Point3d
(
Math.Round
(point
.X * roundFactor
) / roundFactor,
Math.Round
(point
.Y * roundFactor
) / roundFactor,
Math.Round
(point
.Z * roundFactor
) / roundFactor
);
}
#endregion
#region 辅助方法
// 创建图层（如果不存在）
private void CreateLayerIfNotExists
(Database db, string layerName, int colorIndex
)
{
using
(Transaction tr = db
.TransactionManager
.StartTransaction
())
{
LayerTable lt =
(LayerTable
)tr
.GetObject
(db
.LayerTableId, OpenMode
.ForRead
);
if
(!lt
.Has
(layerName
))
{
lt
.UpgradeOpen
();
LayerTableRecord ltr = new LayerTableRecord
{
Name = layerName,
Color = Color
.FromColorIndex
(ColorMethod
.ByAci,
(short
)colorIndex
)
};
lt
.Add
(ltr
);
tr
.AddNewlyCreatedDBObject
(ltr, true
);
}
tr
.Commit
();
}
}
// 确保图层可见
private void CheckLayerState
(Database db, string layerName
)
{
using
(Transaction tr = db
.TransactionManager
.StartTransaction
())
{
LayerTable lt =
(LayerTable
)tr
.GetObject
(db
.LayerTableId, OpenMode
.ForRead
);
if
(lt
.Has
(layerName
))
{
ObjectId layerId = lt[layerName];
LayerTableRecord ltr =
(LayerTableRecord
)tr
.GetObject
(layerId, OpenMode
.ForRead
);
if
(ltr
.IsFrozen || ltr
.IsOff
)
{
ltr
.UpgradeOpen
();
ltr
.IsFrozen = false;
ltr
.IsOff = false;
}
}
tr
.Commit
();
}
}
// 获取布置模式
private int GetDiagonalMode
(Editor ed
)
{
PromptKeywordOptions pko = new PromptKeywordOptions
("\n选择斜拉杆布置模式: "
);
pko
.Keywords
.Add
("
1", "
1", "
1. 隔一布一"
);
pko
.Keywords
.Add
("2", "2", "2
. 隔二布一"
);
pko
.Keywords
.Add
("3", "3", "3
. 隔三布一"
);
pko
.Keywords
.Add
("4", "4", "4
. 满布"
);
pko
.AllowNone = false;
pko
.AppendKeywordsToMessage = true;
PromptResult pr = ed
.GetKeywords
(pko
);
return pr
.Status == PromptStatus
.OK ? int
.Parse
(pr
.StringResult
) : 0;
}
// 加载斜拉杆块定义
private void LoadDiagonalBlockDefinitions
(Database db, Editor ed
)
{
using
(Transaction tr = db
.TransactionManager
.StartTransaction
())
{
BlockTable bt =
(BlockTable
)tr
.GetObject
(db
.BlockTableId, OpenMode
.ForRead
);
string blockDir = GetBlockDirectory
();
foreach
(double len in DiagonalBarLengths
)
{
string blockName = $"{DiagonalBarPrefix}{len:0}mm";
if
(bt
.Has
(blockName
)) continue;
LoadDiagonalBlock
(db, len, ed
);
}
tr
.Commit
();
}
}
// 加载单个斜拉杆块
private bool LoadDiagonalBlock
(Database db, double length, Editor ed
)
{
string blockName = $"{DiagonalBarPrefix}{length:0}mm";
string blockPath = GetBlockFilePath
(length
);
if
(string
.IsNullOrEmpty
(blockPath
))
{
ed
.WriteMessage
($"\n斜拉杆块文件未找到: {blockName}"
);
return false;
}
try
{
using
(Database sourceDb = new Database
(false, true
))
{
sourceDb
.ReadDwgFile
(blockPath, FileOpenMode
.OpenForReadAndAllShare, false, null
);
sourceDb
.CloseInput
(true
);
using
(Transaction tr = db
.TransactionManager
.StartTransaction
())
{
BlockTable bt =
(BlockTable
)tr
.GetObject
(db
.BlockTableId, OpenMode
.ForWrite
);
if
(!bt
.Has
(blockName
))
{
db
.Insert
(blockName, sourceDb, true
);
ed
.WriteMessage
($"\n已加载斜拉杆块: {blockName}"
);
}
tr
.Commit
();
}
}
return true;
}
catch
(System.Exception ex
)
{
ed
.WriteMessage
($"\n加载块 {blockName} 时出错: {ex
.Message}"
);
return false;
}
}
// 获取块文件目录
private string GetBlockDirectory
()
{
string scaffoldBlocksDir = Path
.Combine
(_pluginDirectory, BlockDirectoryName
);
if
(!Directory
.Exists
(scaffoldBlocksDir
))
{
try
{
Directory
.CreateDirectory
(scaffoldBlocksDir
);
}
catch
{
return _pluginDirectory;
}
}
return scaffoldBlocksDir;
}
// 获取块文件路径
private string GetBlockFilePath
(double length
)
{
string blockName = $"{DiagonalBarPrefix}{length:0}mm";
string blockDir = GetBlockDirectory
();
string[] extensions = { "
.dwg", "
.DWG", "
.dx极", "
.DXF" };
foreach
(string ext in extensions
)
{
string path = Path
.Combine
(blockDir, $"{blockName}{ext}"
);
if
(File
.Exists
(path
)) return path;
}
return null;
}
// 用户取消检查
private bool CheckForUserCancel
(Editor ed
)
{
try
{
PromptResult result = ed
.GetString
("\n按ESC取消操作 [按回车继续]"
);
return result
.Status == PromptStatus
.Cancel;
}
catch
{
return false;
}
}
#endregion
}
}
CS0
103当前上下文中不存在名称DiagonalBarLayer
CS0
103当前上下文中不存在名称DiagonalBarLayer
CS0
103当前上下文中不存在名称“sel极s”
CS0
103当前上下文中不存在名称“极”
CS0
103当前上下文中不存在名称“DiagonalBarLayer”
CS0
103当前上下文中不存在名称“DiagonalBarLayer
CS
1503参数
1：无法从“
System.Collections
.Generic
.List<Autodesk
.AutoCAD
.Geometry
.Point3d>"转换为“
System.Collections
.Generic
.List<极3d>"
CS0246未能找到类型或命名空间名“极3d”
(是否缺少using 指令或程序集引用？
)
CS0
103当前上下文中不存在名称极
CS0
103当前上下文中不存在名称极
CS
1002应输入；
CS
106
1“DiagonalBarPlacer
.GnidStructure"未包含”Row极Count"的定义，并且找不到可接受第一个"DiagonalBarPlacer
.GridStructure"“类型参数的可访问扩展方法"Row极Count"
(是否缺少using指令或程序集引用？
)
CS0
103当前上下文中不存在名称count极
CS0
103当前上下文中不存在名称DiagonalBarLayer"
CS0
103当前上下文中不存在名称“DiagonalBarLayer”
CS0
103当前上下文中不存在名称“DiagonalBarLayer
CS0
103当前上下文中不存在名称DiagonalBarLayer
CS
106
1“Dictionary<string, HashSet<string>>"未包含”Contains极”的定义，并且找不到可接受第一个"Dictonary<string, HashSet<string>>“类型参数的可访问扩展方法"Contains极”（是否缺少using指令或程序集引用？）
本文深入探讨了在VB.net代码转换过程中，由C#程序中的数学操作自动生成的复杂语句。解释了原因在于防止传递错误，并提供了详细链接以供进一步学习。
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