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YJK.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using Autodesk.AutoCAD.ApplicationServices;
using Autodesk.AutoCAD.EditorInput;
using Autodesk.AutoCAD.Runtime;
using Autodesk.AutoCAD.DatabaseServices;
using Autodesk.AutoCAD.Geometry;
[assembly: ExtensionApplication(typeof(CAD_YJK.YJK))]
/// <summary>
/// 主命名空间，所有类均在此定义
/// </summary>
namespace CAD_YJK
{
/// <summary>
/// 主程序类，CAD所有接口在此处定义
/// </summary>
public class YJK : IExtensionApplication
{
List<double[]> beamRange = null; // 梁范围，每个元素是一个数组，每个数组由两个数组成
List<double[]> beamLineRange = null; // 梁内钢筋范围，每个元素是一个数组，每个数组由两个数组成
List<double[]> profileRange = null; // 截面Y范围，每个元素是一个数组，每个数组由两个数组成
List<List<double[]>> profileSplits = null; // 截面X范围，每个元素代表一个梁的截面（列表），
// 其元素是一个数组，每个数组由两个数组成
List<List<DBText>> profileSectionText = null; // 获取所有截面标注信息
List<List<AlignedDimension>> beamDimensions = null; // 按梁分类钢筋尺寸标注信息
List<List<BoundingPolyline>> beamLineVertical = null; // 梁线（竖线），计算锚固长度的边线
List<BoundingPolyline> steelBarTable = null; // 钢筋表，所有水平钢筋组成的表
Dictionary<int, List<int>> steelBarTableBeam = null; // 梁-钢筋表
Dictionary<int, int> steelBarTableBeamReverse = null; // 反查钢筋梁表
Dictionary<int, Dictionary<int, Dictionary<double, List<BoundingPolyline>>>>
steelBarBeamProfileRows = null; // 梁-截面-行-钢筋表
Dictionary<int, Dictionary<int, Dictionary<string, string>>>
steelBarBeamProfileAnno = null; // 梁-截面-行-标注表
Dictionary<double, List<int>> steelBarTableStart = null; // 起始锚固长度钢筋表
Dictionary<int, double> steelBarTableStartReverse = null; // 反查起始锚固长度表
Dictionary<double, List<int>> steelBarTableEnd = null; // 末尾锚固长度钢筋表
Dictionary<int, double> steelBarTableEndReverse = null; // 反查末尾锚固长度表
/// <summary>
/// 初始化命令，CAD打开时执行，本程序无需进行初始化
/// </summary>
public void Initialize() { }
/// <summary>
/// 析构命令，CAD关闭前执行，本程序无需析构
/// </summary>
public void Terminate() { }
/// <summary>
/// 显示单根钢筋参数
/// </summary>
[CommandMethod("ShowSteel")]
public void SelectOneSteel()
{
Editor ed = Application.DocumentManager.MdiActiveDocument.Editor;
if (steelBarTable == null) // 若无钢筋表数据，则要求初始化
{
ed.WriteMessage("\n请先运行初始化命令 I/YJK \n");
return;
}
PromptEntityResult entityResult = ed.GetEntity(
new PromptEntityOptions("选择钢筋")
);
Database dwg = ed.Document.Database;
Transaction trans = dwg.TransactionManager.StartTransaction();
try
{
if (entityResult.Status == PromptStatus.OK)
{
Entity e = trans.GetObject(entityResult.ObjectId, OpenMode.ForRead) as Entity;
if (e == null)
throw new Autodesk.AutoCAD.Runtime.Exception(ErrorStatus.NullObjectId, "实体未找到");
BoundingPolyline bp = steelBarTable.Find(
(BoundingPolyline b) => b == e
);
if (bp == null)
throw new Autodesk.AutoCAD.Runtime.Exception(ErrorStatus.NullObjectId, "实体不在钢筋表中");
ed.WriteMessage(
"\n钢筋数量 {0}, 钢筋直径 {1}",
bp.num, bp.diameter
);
}
}
catch (Autodesk.AutoCAD.Runtime.Exception ex)
{
ed.WriteMessage("problem due to " + ex.Message);
}
finally
{
trans.Dispose();
}
} // public void SelectOneSteel()
/// <summary>
/// 延长所有锚固长度相同的钢筋，并修改尺寸标注
/// </summary>
[CommandMethod("H")]
public void ExtendAllSameSteelBar()
{
Editor ed = Application.DocumentManager.MdiActiveDocument.Editor;
if (steelBarTable == null ||
steelBarTableStart == null ||
steelBarTableEnd == null ||
steelBarTableStartReverse == null ||
steelBarTableEndReverse == null) // 若无钢筋表数据，则要求初始化
{
ed.WriteMessage("\n请先运行初始化命令 I/YJK \n");
return;
}
PromptEntityResult entityResult = ed.GetEntity(
new PromptEntityOptions("选择钢筋")
);
Database dwg = ed.Document.Database;
Transaction trans = dwg.TransactionManager.StartTransaction();
double startLength = 0; // 起始锚固长度
double endLength = 0; // 末尾锚固长度
List<int> sameStartSteelBar = null; // 相同起始锚固长度钢筋
List<int> sameEndSteelBar = null; // 相同结尾锚固长度钢筋
try
{
if (entityResult.Status == PromptStatus.OK)
{
// 初始化beamDimensions
if (beamDimensions == null)
{
beamDimensions = new List<List<AlignedDimension>>();
for (int i = 0; i < beamRange.Count; i++)
{
beamDimensions.Add(new List<AlignedDimension>());
}
PromptSelectionResult allDimesions = ed.SelectAll(
new SelectionFilter(
new TypedValue[] {
new TypedValue((int)DxfCode.LayerName, Utils.DIM_BEAM_NAME)
}
)
);
// 按梁号分类标注信息
foreach (ObjectId item in allDimesions.Value.GetObjectIds())
{
AlignedDimension ad = trans.GetObject(item, OpenMode.ForRead) as AlignedDimension;
if (ad == null) continue;
int beamIndex = beamRange.FindIndex(
(double[] t) => t[0] <= ad.XLine1Point.Y && ad.XLine1Point.Y <= t[1]
);
if (beamIndex == -1) continue;
beamDimensions[beamIndex].Add(ad);
}
}
Entity e = trans.GetObject(entityResult.ObjectId, OpenMode.ForRead) as Entity;
if (e == null)
throw new Autodesk.AutoCAD.Runtime.Exception(ErrorStatus.NullObjectId, "实体未找到");
// 获取选择钢筋的锚固长度以及相同长度的锚固钢筋
int steelIndex = steelBarTable.FindIndex(
(BoundingPolyline b) => b == e
);
startLength = steelBarTableStartReverse[steelIndex];
endLength = steelBarTableEndReverse[steelIndex];
sameStartSteelBar = new List<int>(steelBarTableStart[startLength]);
sameEndSteelBar = new List<int>(steelBarTableEnd[endLength]);
ed.WriteMessage(
"\n起始锚固长度为 " +
startLength.ToString() +
" ，末尾锚固长度为 " +
endLength.ToString() +
"\n有相同起始锚固长度的钢筋 " +
sameStartSteelBar.Count.ToString() +
" 条，有相同末尾锚固长度的钢筋 " +
sameEndSteelBar.Count.ToString() +
" 条\n"
);
} // if (entityResult.Status == PromptStatus.OK)
} // try
catch (Autodesk.AutoCAD.Runtime.Exception ex)
{
ed.WriteMessage("problem due to " + ex.Message);
}
finally
{
trans.Dispose();
}
// 修改起始锚固长度
trans = dwg.TransactionManager.StartTransaction();
try
{
PromptResult startModifyResult = ed.GetKeywords(
new PromptKeywordOptions("是否修改起始锚固长度 [Y/N] : ", "Y N")
);
if (startModifyResult.Status == PromptStatus.OK &&
"Y".Equals(startModifyResult.StringResult))
{
PromptDoubleResult modifyStartMLength = ed.GetDouble(
new PromptDoubleOptions("请输入修改后的起始锚固长度")
);
foreach (var lineIndex in sameStartSteelBar)
{
steelBarTable[lineIndex].GetLine().Highlight(); // 高亮显示修改线
}
PromptResult isModify = ed.GetKeywords(
new PromptKeywordOptions("高亮显示的线将被修改，是否确认 [Y/N] : ", "Y N")
);
foreach (var lineIndex in sameStartSteelBar)
{
steelBarTable[lineIndex].GetLine().Unhighlight(); // 取消高亮
}
if (isModify.Status == PromptStatus.OK &&
"Y".Equals(isModify.StringResult))
{
foreach (var lineIndex in sameStartSteelBar)
{
double extendLength = modifyStartMLength.Value - startLength;
Entity e = trans.GetObject(
steelBarTable[lineIndex].GetLine().ObjectId,
OpenMode.ForWrite
) as Entity; // 以写方式打开实体
if (e == null) continue;
if (steelBarTable[lineIndex].isPolyline)
{
// 如果实体是多段线，则按如下方式延长
Polyline pl = e as Polyline;
if (pl == null) continue;
// 查找有无尺寸标注端点在钢筋端点处，如有，则与钢筋端点同时移动
Point3d previousPoint = steelBarTable[lineIndex].GetStartPoint();
foreach(AlignedDimension a in beamDimensions[steelBarTableBeamReverse[lineIndex]])
{
if (a.XLine1Point == previousPoint)
{
AlignedDimension aw = trans.GetObject(a.ObjectId, OpenMode.ForWrite) as AlignedDimension;
aw.XLine1Point -= new Vector3d(extendLength, 0, 0);
}
if (a.XLine2Point == previousPoint)
{
AlignedDimension aw = trans.GetObject(a.ObjectId, OpenMode.ForWrite) as AlignedDimension;
aw.XLine2Point -= new Vector3d(extendLength, 0, 0);
}
}
// 向左平移所有索引在指定线段索引前的端点
for (int i = 0; i <= steelBarTable[lineIndex].segmentIndex; i++)
{
Point2d newPoint = pl.GetPoint2dAt(i) - new Vector2d(extendLength, 0);
pl.SetPointAt(i, newPoint);
}
steelBarTable[lineIndex] = new BoundingPolyline(pl);
}
else
{
// 如果实体是直线，则按如下方式延长
Line l = e as Line;
if (l == null) continue;
// 查找有无尺寸标注端点在钢筋端点处，如有，则与钢筋端点同时移动
Point3d previousPoint = steelBarTable[lineIndex].GetStartPoint();
foreach (AlignedDimension a in beamDimensions[steelBarTableBeamReverse[lineIndex]])
{
if (a.XLine1Point == previousPoint)
{
AlignedDimension aw = trans.GetObject(a.ObjectId, OpenMode.ForWrite) as AlignedDimension;
aw.XLine1Point -= new Vector3d(extendLength, 0, 0);
}
if (a.XLine2Point == previousPoint)
{
AlignedDimension aw = trans.GetObject(a.ObjectId, OpenMode.ForWrite) as AlignedDimension;
aw.XLine2Point -= new Vector3d(extendLength, 0, 0);
}
}
l.StartPoint -= new Vector3d(extendLength, 0, 0);
steelBarTable[lineIndex] = new BoundingPolyline(l);
}
// 修改实体关联的钢筋表相关参数
steelBarTableStart[startLength].Remove(lineIndex);
if (steelBarTableStart.ContainsKey(Math.Round(modifyStartMLength.Value, Utils.FIXED_NUM)))
{
steelBarTableStart[Math.Round(modifyStartMLength.Value, Utils.FIXED_NUM)].Add(lineIndex);
}
else
{
steelBarTableStart.Add(
Math.Round(modifyStartMLength.Value, Utils.FIXED_NUM),
new List<int> { lineIndex }
);
}
steelBarTableStartReverse[lineIndex] = Math.Round(modifyStartMLength.Value, Utils.FIXED_NUM);
}
trans.Commit();
ed.WriteMessage("\n起始锚固长度修改完成");
} // if (isModify.Status == PromptStatus.OK && "Y".Equals(isModify.StringResult))
} // if (startModifyResult.Status == PromptStatus.OK && "Y".Equals(startModifyResult.StringResult))
} // try
catch (Autodesk.AutoCAD.Runtime.Exception ex)
{
ed.WriteMessage("problem due to " + ex.Message);
}
finally
{
trans.Dispose();
}
// 修改末尾锚固长度
trans = dwg.TransactionManager.StartTransaction();
try
{
PromptResult endModifyResult = ed.GetKeywords(
new PromptKeywordOptions("是否修改末尾锚固长度 [Y/N] : ", "Y N")
);
if (endModifyResult.Status == PromptStatus.OK &&
"Y".Equals(endModifyResult.StringResult))
{
PromptDoubleResult modifyEndMLength = ed.GetDouble(
new PromptDoubleOptions("请输入修改后末尾锚固长度")
);
foreach (var lineIndex in sameEndSteelBar)
{
steelBarTable[lineIndex].GetLine().Highlight(); // 高亮显示修改线
}
PromptResult isModify = ed.GetKeywords(
new PromptKeywordOptions("高亮显示的线将被修改，是否确认 [Y/N] : ", "Y N")
);
foreach (var lineIndex in sameEndSteelBar)
{
steelBarTable[lineIndex].GetLine().Unhighlight(); // 取消高亮
}
if (isModify.Status == PromptStatus.OK &&
"Y".Equals(isModify.StringResult))
{
foreach (var lineIndex in sameEndSteelBar)
{
double extendLength = modifyEndMLength.Value - endLength;
Entity e = trans.GetObject(
steelBarTable[lineIndex].GetLine().ObjectId,
OpenMode.ForWrite
) as Entity; // 以写方式打开实体
if (e == null) continue;
if (steelBarTable[lineIndex].isPolyline)
{
// 如果实体是多段线，则按如下方式延长
Polyline pl = e as Polyline;
if (pl == null) continue;
// 查找有无尺寸标注端点在钢筋端点处，如有，则与钢筋端点同时移动
Point3d previousPoint = steelBarTable[lineIndex].GetEndPoint();
foreach (AlignedDimension a in beamDimensions[steelBarTableBeamReverse[lineIndex]])
{
if (a.XLine1Point == previousPoint)
{
AlignedDimension aw = trans.GetObject(a.ObjectId, OpenMode.ForWrite) as AlignedDimension;
aw.XLine1Point += new Vector3d(extendLength, 0, 0);
}
if (a.XLine2Point == previousPoint)
{
AlignedDimension aw = trans.GetObject(a.ObjectId, OpenMode.ForWrite) as AlignedDimension;
aw.XLine2Point += new Vector3d(extendLength, 0, 0);
}
}
// 向右平移所有索引在指定线段索引后的端点
for (int i = steelBarTable[lineIndex].segmentIndex + 1; i < pl.NumberOfVertices; i++)
{
Point2d newPoint = pl.GetPoint2dAt(i) + new Vector2d(extendLength, 0);
pl.SetPointAt(i, newPoint);
}
steelBarTable[lineIndex] = new BoundingPolyline(pl);
}
else
{
// 如果实体是直线，则按如下方式延长
Line l = e as Line;
if (l == null) continue;
// 查找有无尺寸标注端点在钢筋端点处，如有，则与钢筋端点同时移动
Point3d previousPoint = steelBarTable[lineIndex].GetEndPoint();
foreach (AlignedDimension a in beamDimensions[steelBarTableBeamReverse[lineIndex]])
{
if (a.XLine1Point == previousPoint)
{
AlignedDimension aw = trans.GetObject(a.ObjectId, OpenMode.ForWrite) as AlignedDimension;
aw.XLine1Point += new Vector3d(extendLength, 0, 0);
}
if (a.XLine2Point == previousPoint)
{
AlignedDimension aw = trans.GetObject(a.ObjectId, OpenMode.ForWrite) as AlignedDimension;
aw.XLine2Point += new Vector3d(extendLength, 0, 0);
}
}
l.EndPoint += new Vector3d(extendLength, 0, 0);
steelBarTable[lineIndex] = new BoundingPolyline(l);
}
// 修改实体关联的钢筋表相关参数
steelBarTableEnd[endLength].Remove(lineIndex);
if (steelBarTableEnd.ContainsKey(Math.Round(modifyEndMLength.Value, Utils.FIXED_NUM)))
{
steelBarTableEnd[Math.Round(modifyEndMLength.Value, Utils.FIXED_NUM)].Add(lineIndex);
}
else
{
steelBarTableEnd.Add(
Math.Round(modifyEndMLength.Value, Utils.FIXED_NUM),
new List<int> { lineIndex }
);
}
steelBarTableEndReverse[lineIndex] = Math.Round(modifyEndMLength.Value, Utils.FIXED_NUM);
}
trans.Commit();
ed.WriteMessage("\n末尾锚固长度修改完成");
} // if (isModify.Status == PromptStatus.OK && "Y".Equals(isModify.StringResult))
} // if (endModifyResult.Status == PromptStatus.OK && "Y".Equals(endModifyResult.StringResult))
} // try
catch (Autodesk.AutoCAD.Runtime.Exception ex)
{
ed.WriteMessage("problem due to " + ex.Message);
}
finally
{
trans.Dispose();
}
} // public void ExtendAllSameSteelBar()
/// <summary>
/// 计算dwg文件中所有钢筋锚固长度
/// </summary>
[CommandMethod("I")]
public void CalculateAllSteelBar()
{
Editor ed = Application.DocumentManager.MdiActiveDocument.Editor;
Database dwg = ed.Document.Database;
// 计算水平、垂直线，并将结果保存在steelBarTable
// steelBarTableStart, steelBarTableStartReverse
// steelBarTableEnd, steelBarTableEndReverse中
Transaction trans = dwg.TransactionManager.StartTransaction();
try
{
PromptSelectionResult selection = ed.SelectAll();
if (selection.Status == PromptStatus.OK)
{
List<BoundingPolyline> verticalLines = new List<BoundingPolyline>();
List<BoundingPolyline> horizontalLines = new List<BoundingPolyline>();
foreach (ObjectId item in selection.Value.GetObjectIds())
{
Entity e = trans.GetObject(item, OpenMode.ForRead) as Entity;
if (e == null) continue;
Line l = e as Line;
if (l != null)
{
if(Math.Abs(l.Delta.X) <= Utils.DOUBLE_EPS) // 为垂直线
{
verticalLines.Add(new BoundingPolyline(l));
} else if(Math.Abs(l.Delta.Y) <= Utils.DOUBLE_EPS)
{
horizontalLines.Add(new BoundingPolyline(l)); // 为水平线
}
}
else
{
Polyline pl = e as Polyline;
if (pl != null)
{
BoundingPolyline bp = new BoundingPolyline(pl);
Vector3d deltaVector = bp.ls.EndPoint - bp.ls.StartPoint;
if (Math.Abs(deltaVector.X) <= Utils.DOUBLE_EPS) // 为垂直线
{
verticalLines.Add(bp);
}
else if (Math.Abs(deltaVector.Y) <= Utils.DOUBLE_EPS) // 为水平线
{
horizontalLines.Add(bp);
}
} // if (pl != null)
} // else
} // foreach (ObjectId item in selection.Value.GetObjectIds())
// 初始化各类钢筋表
steelBarTable = new List<BoundingPolyline>();
steelBarTableStart = new Dictionary<double, List<int>>();
steelBarTableEnd = new Dictionary<double, List<int>>();
steelBarTableStartReverse = new Dictionary<int, double>();
steelBarTableEndReverse = new Dictionary<int, double>();
foreach (BoundingPolyline l1 in horizontalLines)
{
//计算锚固长度
double startMLength = double.PositiveInfinity;
double endMLength = double.PositiveInfinity;
foreach (BoundingPolyline l2 in verticalLines)
{
Point3dCollection pTemp = new Point3dCollection();
l1.GetLine().IntersectWith(
l2.GetLine(), Intersect.OnBothOperands,
pTemp, IntPtr.Zero, IntPtr.Zero
);
if (pTemp.Count == 1) // 有且只有一个交点
{
startMLength = Math.Min(
pTemp[0].DistanceTo(l1.GetStartPoint()),
startMLength
);
endMLength = Math.Min(
pTemp[0].DistanceTo(l1.GetEndPoint()),
endMLength
);
}
} // foreach (BoundingPolyline l2 in verticalLines)
// 将钢筋添加进钢筋表
int steelBarIndex = steelBarTable.Count;
steelBarTable.Add(l1);
// 添加进起始锚固长度表
if (steelBarTableStart.ContainsKey(Math.Round(startMLength, Utils.FIXED_NUM)))
steelBarTableStart[Math.Round(startMLength, Utils.FIXED_NUM)].Add(steelBarIndex);
else
steelBarTableStart.Add(
Math.Round(startMLength, Utils.FIXED_NUM),
new List<int> { steelBarIndex }
);
// 添加进末尾锚固长度表
if (steelBarTableEnd.ContainsKey(Math.Round(endMLength, Utils.FIXED_NUM)))
steelBarTableEnd[Math.Round(endMLength, Utils.FIXED_NUM)].Add(steelBarIndex);
else
steelBarTableEnd.Add(
Math.Round(endMLength, Utils.FIXED_NUM),
new List<int> { steelBarIndex }
);
// 添加反查表
steelBarTableStartReverse.Add(
steelBarIndex,
Math.Round(startMLength, Utils.FIXED_NUM)
);
steelBarTableEndReverse.Add(
steelBarIndex,
Math.Round(endMLength, Utils.FIXED_NUM)
);
} // foreach (BoundingPolyline l1 in horizontalLines)
ed.WriteMessage("\nInitialize success!");
} // if (selection.Status == PromptStatus.OK)
} // try
catch (Autodesk.AutoCAD.Runtime.Exception ex)
{
ed.WriteMessage("problem due to " + ex.Message);
}
finally
{
trans.Dispose();
}
} // public void CalculateAllSteelBar()
/// <summary>
/// 处理盈建科软件导出的DWG图纸
/// </summary>
[CommandMethod("YJK")]
public void YJKParse()
{
Editor ed = Application.DocumentManager.MdiActiveDocument.Editor;
Database dwg = ed.Document.Database;
// 选择所有纵筋、箍筋将直线改为多段线并调整全局宽度为25
Transaction trans = dwg.TransactionManager.StartTransaction();
try
{
PromptSelectionResult selection = ed.SelectAll(
new SelectionFilter(
new TypedValue[] {
new TypedValue((int)DxfCode.Operator, "<OR"),
new TypedValue((int)DxfCode.LayerName, Utils.BEAM_SECTION_STEEL_NAME),
new TypedValue((int)DxfCode.LayerName, Utils.BEAM_SECTION_GSTEEL_NAME),
new TypedValue((int)DxfCode.Operator, "OR>")
}
)
); // 过滤所有图层名为梁截面纵筋或梁截面箍筋的实体
BlockTableRecord lt = trans.GetObject(dwg.CurrentSpaceId, OpenMode.ForWrite) as BlockTableRecord;
if (lt == null)
throw new Autodesk.AutoCAD.Runtime.Exception(ErrorStatus.NullObjectId, "块表记录未找到");
foreach (ObjectId item in selection.Value.GetObjectIds())
{
Entity e = trans.GetObject(item, OpenMode.ForWrite) as Entity;
if (e == null) continue;
// 将直线转化为多段线
Line l = e as Line;
if (l != null)
{
Polyline pl = new Polyline();
pl.Layer = l.Layer;
pl.LineWeight = l.LineWeight;
pl.Linetype = l.Linetype;
pl.Color = l.Color;
pl.AddVertexAt(0, new Point2d(l.StartPoint.ToArray()), 0, 0, 0);
pl.AddVertexAt(1, new Point2d(l.EndPoint.ToArray()), 0, 0, 0);
pl.ConstantWidth = 25;
lt.AppendEntity(pl);
trans.AddNewlyCreatedDBObject(pl, true);
l.Erase();
}
else
{
// 多段线修改全局宽度
Polyline pline = e as Polyline;
if (pline != null)
{
pline.ConstantWidth = 25;
}
}
} // foreach (ObjectId item in selection.Value.GetObjectIds())
trans.Commit();
} // try
catch (Autodesk.AutoCAD.Runtime.Exception ex)
{
ed.WriteMessage("problem due to " + ex.Message);
}
finally
{
trans.Dispose();
}
// 从DWG图纸中获取梁及钢筋数据
trans = dwg.TransactionManager.StartTransaction();
try
{
// 确定单根梁范围，保存在beamRange中
PromptSelectionResult selection = ed.SelectAll(
new SelectionFilter(
new TypedValue[] {
new TypedValue((int)DxfCode.LayerName, Utils.AXIS_NAME)
}
)
);
beamRange = new List<double[]>();
bool isExisted = false;
foreach (ObjectId item in selection.Value.GetObjectIds())
{
Entity e = trans.GetObject(item, OpenMode.ForRead) as Entity;
if (e == null) continue;
Line l = e as Line; // 轴线均为直线，不是多段线
if (l != null)
{
isExisted = false;
foreach (double[] t in beamRange)
{
if (Math.Abs(l.StartPoint.Y - t[0]) < Utils.DOUBLE_EPS ||
Math.Abs(l.EndPoint.Y - t[0]) < Utils.DOUBLE_EPS) // 轴线一般水平方向对齐，以此进行分组
{
isExisted = true;
}
}
if (!isExisted)
{
beamRange.Add(
new double[] {
l.StartPoint.Y, l.EndPoint.Y
}
);
}
}
} // foreach (ObjectId item in selection.Value.GetObjectIds())
beamRange.Sort(
(double[] t1, double[] t2) => t1[0].CompareTo(t2[0]) // 排序，结果为从下至上（由小到大）
);
// 确定单根梁内部范围，保存在beamLineRange中
// 确定单根梁支座线，保存在beamLineVertical中
beamLineRange = new List<double[]>();
beamLineVertical = new List<List<BoundingPolyline>>();
for (int i = 0; i < beamRange.Count; i++)
{
beamLineRange.Add(new double[] { double.PositiveInfinity, double.NegativeInfinity });
beamLineVertical.Add(new List<BoundingPolyline>());
}
PromptSelectionResult beamSelction = ed.SelectAll(
new SelectionFilter(
new TypedValue[] {
new TypedValue((int)DxfCode.LayerName, Utils.BEAM_SECTION_NAME)
}
)
);
foreach (ObjectId beamLine in beamSelction.Value.GetObjectIds())
{
Line bl = trans.GetObject(beamLine, OpenMode.ForRead) as Line;
if (bl != null)
{
int blIndex = beamRange.FindIndex(
item => item[0] < bl.StartPoint.Y && bl.StartPoint.Y < item[1]
); // 查找梁号，下同
if (blIndex == -1) continue; // 未找到
Vector3d deltaVector = bl.EndPoint - bl.StartPoint;
if (Math.Abs(deltaVector.Y) <= Utils.DOUBLE_EPS) // 为水平线
{
beamLineRange[blIndex][0] = Math.Min(beamLineRange[blIndex][0], bl.StartPoint.Y);
beamLineRange[blIndex][1] = Math.Max(beamLineRange[blIndex][1], bl.EndPoint.Y);
}
}
}
foreach (ObjectId beamLine in beamSelction.Value.GetObjectIds())
{
Line bl = trans.GetObject(beamLine, OpenMode.ForRead) as Line;
if ( bl!= null)
{
int blIndex = beamRange.FindIndex(
item => item[0] < bl.StartPoint.Y && bl.StartPoint.Y < item[1]
);
if (blIndex == -1) continue;
Vector3d deltaVector = bl.EndPoint - bl.StartPoint;
// 为竖直线，且全部包含在梁水平线围合空间中
if ((Math.Abs(deltaVector.X) <= Utils.DOUBLE_EPS)
&& (beamLineRange[blIndex][0] - Utils.DOUBLE_EPS <= bl.StartPoint.Y)
&& (bl.EndPoint.Y <= beamLineRange[blIndex][1] + Utils.DOUBLE_EPS))
{
beamLineVertical[blIndex].Add(new BoundingPolyline(bl));
}
}
}
// 创建钢筋表，将所有钢筋保存在steelBarTable中
// 钢筋分类，保存在steelBarTableBeam及steelBarTableBeamReverse中
steelBarTable = new List<BoundingPolyline>();
steelBarTableBeam = new Dictionary<int, List<int>>();
steelBarTableBeamReverse = new Dictionary<int, int>();
for (int i = 0; i < beamRange.Count; i++)
{
steelBarTableBeam.Add(
i, new List<int>()
);
}
PromptSelectionResult barSelection = ed.SelectAll(
new SelectionFilter(
new TypedValue[] {
new TypedValue((int)DxfCode.LayerName, Utils.BEAM_SECTION_STEEL_NAME)
}
)
);
foreach (ObjectId bar in barSelection.Value.GetObjectIds())
{
Polyline pl = trans.GetObject(bar, OpenMode.ForRead) as Polyline; // 钢筋均为多段线，没有直线
if (pl != null)
{
BoundingPolyline bp = new BoundingPolyline(pl);
int bpIndex = beamRange.FindIndex(
item => item[0] < bp.GetStartPoint().Y && bp.GetStartPoint().Y < item[1]
); // 查找钢筋所在梁号
if (bpIndex == -1) continue;
Vector3d deltaVector = bp.GetEndPoint() - bp.GetStartPoint();
if (Math.Abs(deltaVector.Y) <= Utils.DOUBLE_EPS) // 只考虑水平筋（锚固长度）
{
// 添加进钢筋表、梁-钢筋表、及其反查表
steelBarTableBeam[bpIndex].Add(steelBarTable.Count);
steelBarTableBeamReverse.Add(steelBarTable.Count, bpIndex);
steelBarTable.Add(bp);
// 判断钢筋是否在梁内
bp.isOut = true;
if ((beamLineRange[bpIndex][0] - Utils.DOUBLE_EPS <= bp.GetStartPoint().Y)
&& (bp.GetEndPoint().Y <= beamLineRange[bpIndex][1] + Utils.DOUBLE_EPS))
{
bp.isOut = false; // 如果钢筋位于梁水平线围合空间中，认为钢筋在梁内
}
}
}
} // foreach (ObjectId bar in barSelection.Value.GetObjectIds())
// 计算水平筋锚固长度，并保存在
// steelBarTableStart, steelBarTableStartReverse
// steelBarTableEnd, steelBarTableEndReverse中
steelBarTableStart = new Dictionary<double, List<int>>();
steelBarTableEnd = new Dictionary<double, List<int>>();
steelBarTableStartReverse = new Dictionary<int, double>();
steelBarTableEndReverse = new Dictionary<int, double>();
for (int i = 0; i < beamRange.Count; i++)
{
foreach (int lineIndex in steelBarTableBeam[i])
{
// 计算锚固长度
double startMLength = double.PositiveInfinity;
double endMLength = double.PositiveInfinity;
BoundingPolyline l1 = steelBarTable[lineIndex];
foreach (BoundingPolyline l2 in beamLineVertical[i])
{
Point3dCollection pTemp = new Point3dCollection();
l1.GetLine().IntersectWith(
l2.GetLine(), Intersect.ExtendArgument,
pTemp, IntPtr.Zero, IntPtr.Zero
);
if (pTemp.Count == 1) // 有且仅有一个交点
{
startMLength = Math.Min(
pTemp[0].DistanceTo(l1.GetStartPoint()),
startMLength
);
endMLength = Math.Min(
pTemp[0].DistanceTo(l1.GetEndPoint()),
endMLength
);
}
}
// 添加进起始锚固长度表
if (steelBarTableStart.ContainsKey(Math.Round(startMLength, Utils.FIXED_NUM)))
steelBarTableStart[Math.Round(startMLength, Utils.FIXED_NUM)].Add(lineIndex);
else
steelBarTableStart.Add(
Math.Round(startMLength, Utils.FIXED_NUM),
new List<int> { lineIndex }
);
// 添加进末尾锚固长度表
if (steelBarTableEnd.ContainsKey(Math.Round(endMLength, Utils.FIXED_NUM)))
steelBarTableEnd[Math.Round(endMLength, Utils.FIXED_NUM)].Add(lineIndex);
else
steelBarTableEnd.Add(
Math.Round(endMLength, Utils.FIXED_NUM),
new List<int> { lineIndex }
);
// 添加进对应反查表
steelBarTableStartReverse.Add(
lineIndex,
Math.Round(startMLength, Utils.FIXED_NUM)
);
steelBarTableEndReverse.Add(
lineIndex,
Math.Round(endMLength, Utils.FIXED_NUM)
);
} // foreach (int lineIndex in steelBarTableBeam[i])
} // for (int i = 0; i < beamRange.Count; i++)
// 获取钢筋标注信息（根数、直径）
PromptSelectionResult annoSelection = ed.SelectAll(
new SelectionFilter(
new TypedValue[] {
new TypedValue((int)DxfCode.LayerName, Utils.BEAM_SECTION_ANNO_NAME)
}
)
);
// 按梁号分类标注，提升计算效率
List<List<DBText>> annoInBeam = new List<List<DBText>>();
for (int i = 0; i < beamRange.Count; i++)
{
annoInBeam.Add(new List<DBText>());
}
foreach (ObjectId anno in annoSelection.Value.GetObjectIds())
{
DBText t = trans.GetObject(anno, OpenMode.ForRead) as DBText;
if (t != null)
{
int tIndex = beamRange.FindIndex(
item => item[0] < t.Position.Y && t.Position.Y < item[1]
);
if (tIndex == -1) continue;
annoInBeam[tIndex].Add(t);
}
}
// 分钢筋计算最近标注
for (int i = 0; i < beamRange.Count; i++)
{
foreach (int outLine in steelBarTableBeam[i])
{
if(steelBarTable[outLine].isOut) // 外部钢筋才有相应标注
{
Point3d start = steelBarTable[outLine].GetStartPoint();
Point3d end = steelBarTable[outLine].GetEndPoint();
double distance = double.PositiveInfinity;
DBText ans = null;
foreach (DBText text in annoInBeam[i])
{
Point3d textPoint = text.Position;
if (start.X <= textPoint.X && textPoint.X <= end.X) // 标注水平坐标在钢筋范围内
{
double dis = Math.Abs(textPoint.Y - start.Y);
if (dis < distance)
{
distance = dis;
ans = text; // 标注竖直距离最短
}
}
}
// 如果有钢筋长度极短(e.g. <200mm)，可能会找不到标注
// 这种情况也无需考虑钢筋根数问题，该情况只可能出现在悬臂梁上部钢筋中
// 因此本程序选择跳过这种情况
if (ans == null) continue;
// 利用正则表达式匹配钢筋数目和钢筋直径
Match match = Regex.Match(ans.TextString, Utils.ANNO_PATTERN);
if (match != null)
{
steelBarTable[outLine].num = int.Parse(match.Groups[1].Value);
steelBarTable[outLine].diameter = int.Parse(match.Groups[2].Value);
}
} // if(steelBarTable[outLine].isOut)
} // foreach (int outLine in steelBarTableBeam[i])
} // for (int i = 0; i < beamRange.Count; i++)
} // try
catch (Autodesk.AutoCAD.Runtime.Exception ex)
{
ed.WriteMessage("problem due to " + ex.Message);
}
finally
{
trans.Dispose();
}
// 计算截面处钢筋标注
trans = dwg.TransactionManager.StartTransaction();
try
{
PromptSelectionResult steelBarAll = ed.SelectAll(
new SelectionFilter(
new TypedValue[] {
new TypedValue((int)DxfCode.LayerName, Utils.BEAM_SECTION_STEEL_NAME)
}
)