/// <summary>
/// 计算线面交点
/// 平行为null
/// </summary>
public XYZ GetConflictPoint(MEPCurve mepCurve)
{
var line = (MEPCurve.Location as LocationCurve).Curve as Line;
var lineToAvoid = (mepCurve.Location as LocationCurve).Curve as Line;
var lineDirection1 = line.Direction;
var lineDirection2 = lineToAvoid.Direction;
if ((Math.Abs(lineDirection1.DotProductByCoordinate(lineDirection2, VLCoordinateType.XY)) - lineDirection1.GetLengthByCoordinate(VLCoordinateType.XY) * lineDirection2.GetLengthByCoordinate(VLCoordinateType.XY)).IsMiniValue())
{
return(null);
}
VLTriangle triangle = new VLTriangle(lineToAvoid.GetEndPoint(0), lineToAvoid.GetEndPoint(1), lineToAvoid.GetEndPoint(0) + new XYZ(0, 0, 1));
return(VLGeometryHelper.GetIntersection(triangle, line.GetEndPoint(0), line.Direction));
}
public AvoidData(
//碰撞检测数据
Document document, IEnumerable <ElementId> selectedPipeIds, PipeAnnotationEntity entity, List <Line> currentLines, VLTriangle currentTriangle, FamilySymbol multipleTagSymbol,
//避让数据
XYZ parallelVector, double leftSpace, double rightSpace
)
{
Document = document;
SelectedPipeIds = selectedPipeIds;
Entity = entity;
CurrentLines = currentLines;
CurrentTriangle = currentTriangle;
MultipleTagSymbol = multipleTagSymbol;
ParallelVector = parallelVector;
LeftSpace = leftSpace;
RightSpace = rightSpace;
}
/// <summary>
/// 避让测试
/// return true when collided
/// return false when passed
/// </summary>
/// <returns></returns>
public bool CheckCollision(AvoidData data, bool tryAvoid = false)
{
Document document = data.Document;
View view = document.ActiveView;
IEnumerable <ElementId> selectedPipeIds = data.SelectedPipeIds;
ElementId currentLineId = new ElementId(data.Entity.LineId);
List <Line> currentLines = tryAvoid ? data.TemporaryLines : data.CurrentLines;
VLTriangle currentTriangle = tryAvoid ? data.TemporaryTriangle : data.CurrentTriangle;
FamilySymbol multipleTagSymbol = data.MultipleTagSymbol;
//管道避让
var otherPipeLines = new FilteredElementCollector(document).OfClass(typeof(Pipe))
.Select(c => Line.CreateBound((c.Location as LocationCurve).Curve.GetEndPoint(0), (c.Location as LocationCurve).Curve.GetEndPoint(1))).ToList();
var pipeCollisions = new FilteredElementCollector(document).OfClass(typeof(Pipe)).Excluding(selectedPipeIds.ToList())
.Select(c => Line.CreateBound((c.Location as LocationCurve).Curve.GetEndPoint(0), (c.Location as LocationCurve).Curve.GetEndPoint(1))).ToList()
.Where(c => VLGeometryHelper.IsPlanarCover(currentLines, currentTriangle, c) != VLGeometryHelper.VLCoverType.Disjoint).ToList();
//标注避让
var collector = new FilteredElementCollector(document).OfClass(typeof(FamilyInstance)).WhereElementIsNotElementType().Excluding(new List <ElementId>()
{
currentLineId
});
var otherLines = collector.Where(c => (c as FamilyInstance).Symbol.Id == multipleTagSymbol.Id);
var boundingBoxes = otherLines.Select(c => c.get_BoundingBox(view));
List <BoundingBoxXYZ> crossedBoundingBox = new List <BoundingBoxXYZ>();
List <BoundingBoxXYZ> uncrossedBoundingBox = new List <BoundingBoxXYZ>();
foreach (var boundingBox in boundingBoxes.Where(c => c != null))
{
if (VLGeometryHelper.VL_IsRectangleCrossed(currentTriangle.A, currentTriangle.C, boundingBox.Min, boundingBox.Max))
{
crossedBoundingBox.Add(boundingBox);
}
else
{
uncrossedBoundingBox.Add(boundingBox);
}
}
PmSoft.Optimization.DrawingProduction.Utils.GraphicsDisplayerManager.Display(@"E:\WorkingSpace\Outputs\Images\0822标注避让.png", tryAvoid ? data.TemporaryTriangle : data.CurrentTriangle, otherPipeLines, pipeCollisions, crossedBoundingBox, uncrossedBoundingBox);
return(pipeCollisions.Count() > 0 || crossedBoundingBox.Count() > 0);
}
public static void Display(string path, VLTriangle triangle, List <Line> pipeLines, List <Line> pipeCollisions, List <BoundingBoxXYZ> crossedBoundingBoxes, List <BoundingBoxXYZ> uncrossedBoundingBoxes)
{
if (pipeLines.Count() == 0)
{
return;
}
var uncross = new Pen(Brushes.LightGray);
var cross = new Pen(Brushes.Red);
var self = new Pen(Brushes.Black);
var maxX = (int)pipeLines.Max(c => new XYZ[] { c.GetEndPoint(0), c.GetEndPoint(1) }.Max(b => b.X));
var minX = (int)pipeLines.Min(c => new XYZ[] { c.GetEndPoint(0), c.GetEndPoint(1) }.Min(b => b.X));
var maxY = (int)pipeLines.Max(c => new XYZ[] { c.GetEndPoint(0), c.GetEndPoint(1) }.Max(b => b.Y));
var minY = (int)pipeLines.Min(c => new XYZ[] { c.GetEndPoint(0), c.GetEndPoint(1) }.Min(b => b.Y));
var offSetX = -minX;
var offSetY = -minY;
var graphicsDisplayer = new GraphicsDisplayer(minX, maxX, minY, maxY);
int displayLength = 10;
graphicsDisplayer.DisplayLines(pipeLines.Where(c => c.Length >= displayLength).ToList(), uncross, false, true);
graphicsDisplayer.DisplayLines(pipeLines.Where(c => c.Length < displayLength).ToList(), uncross, false, false);
graphicsDisplayer.DisplayLines(pipeCollisions, cross, false, true);
graphicsDisplayer.DisplayClosedInterval(new List <XYZ>()
{
triangle.A, triangle.B, triangle.C
}, self, false, true);
foreach (var boundingBox in crossedBoundingBoxes)
{
graphicsDisplayer.DisplayClosedInterval(GetPointsFromBoundingBox(boundingBox), cross, false, true);
}
foreach (var boundingBox in uncrossedBoundingBoxes)
{
graphicsDisplayer.DisplayClosedInterval(GetPointsFromBoundingBox(boundingBox), uncross, false, true);
}
graphicsDisplayer.SaveTo(path);
}
/// <summary>
/// 生成标注
/// </summary>
/// <param name="selectedIds"></param>
/// <param name="entity"></param>
/// <param name="view"></param>
/// <returns></returns>
AnnotationBuildResult GenerateMultipleTagSymbol(Document document, IEnumerable <ElementId> selectedIds, PipeAnnotationEntity entity, MultiPipeAnnotationSettings setting)
{
View view = document.ActiveView;
XYZ startPoint = null;
FamilyInstance line = null;
List <PipeAndNodePoint> pipeAndNodePoints = new List <PipeAndNodePoint>();
var tags = new List <IndependentTag>();
//管道 获取
foreach (var selectedId in selectedIds)
{
pipeAndNodePoints.Add(new PipeAndNodePoint(Document.GetElement(selectedId) as Pipe));
}
//平行,垂直 向量
XYZ parallelVector = null;
XYZ verticalVector = null;
parallelVector = ((pipeAndNodePoints.First().Pipe.Location as LocationCurve).Curve as Line).Direction;
verticalVector = new XYZ(parallelVector.Y, -parallelVector.X, 0);
parallelVector = LocationHelper.GetVectorByQuadrant(parallelVector, QuadrantType.OneAndFour);
verticalVector = LocationHelper.GetVectorByQuadrant(verticalVector, QuadrantType.OneAndTwo);
if (parallelVector.Y == 1)
{
verticalVector = -verticalVector;
}
//平行检测
if (!CheckParallel(pipeAndNodePoints.Select(c => c.Pipe), verticalVector))
{
return(AnnotationBuildResult.NotParallel);
}
XYZ rightOfLefts; //左侧点的右边界
XYZ leftOfRights; //右侧点的左边界
//节点计算
if (!GetNodePoints(pipeAndNodePoints, out rightOfLefts, out leftOfRights))
{
return(AnnotationBuildResult.NoOverlap);
}
pipeAndNodePoints = pipeAndNodePoints.OrderByDescending(c => c.NodePoint.Y).ToList();
var pipes = pipeAndNodePoints.Select(c => c.Pipe).ToList();
var orderedNodePoints = pipeAndNodePoints.Select(c => c.NodePoint).ToList();
//起始点
startPoint = orderedNodePoints.First();
//线 创建
var multipleTagSymbol = PAContext.GetMultipleTagSymbol(document);
if (!multipleTagSymbol.IsActive)
{
multipleTagSymbol.Activate();
}
line = Document.Create.NewFamilyInstance(startPoint, multipleTagSymbol, view);
//线 旋转处理
LocationPoint locationPoint = line.Location as LocationPoint;
if (locationPoint != null)
{
locationPoint.RotateByXY(startPoint, verticalVector);
}
//线 参数设置
UpdateLineParameters(orderedNodePoints, line, verticalVector);
//标注 创建
var textSize = PAContext.TextSize;
var widthScale = PAContext.WidthScale;
//碰撞检测区域点
XYZ avoidP1_Line1 = orderedNodePoints.Last();
XYZ avoidP2_Line2 = null;
XYZ avoidP3_Annotation1 = null;
switch (entity.LocationType)
{
case MultiPipeTagLocation.OnLineEdge:
//添加对应的单管直径标注
line.GetParameters(TagProperty.线宽度.ToString()).First().Set(UnitHelper.ConvertToFoot(200, AnnotationConstaints.UnitType));
var height = Convert.ToDouble(line.GetParameters(TagProperty.线高度1.ToString()).First().AsValueString()) + (orderedNodePoints.Count() - 1) * AnnotationConstaints.TextHeight;
avoidP2_Line2 = avoidP1_Line1 + UnitHelper.ConvertToFoot(height, AnnotationConstaints.UnitType) * verticalVector;
var skewLength = AnnotationConstaints.SkewLengthForOffLine;
for (int i = 0; i < pipes.Count(); i++)
{
var subTag = Document.Create.NewTag(view, pipes[i], false, TagMode.TM_ADDBY_CATEGORY, TagOrientation.Horizontal, startPoint);
var text = subTag.TagText;
var textLength = System.Windows.Forms.TextRenderer.MeasureText(text, AnnotationConstaints.Font).Width;
var actualLength = textLength / (textSize * widthScale);
subTag.TagHeadPosition = startPoint + skewLength * parallelVector + UnitHelper.ConvertToInch(actualLength, VLUnitType.millimeter) * parallelVector
+ UnitHelper.ConvertToFoot(height - i * AnnotationConstaints.TextHeight, AnnotationConstaints.UnitType) * verticalVector;
tags.Add(subTag);
if (i == 0)
{
avoidP3_Annotation1 = subTag.TagHeadPosition + skewLength * parallelVector + UnitHelper.ConvertToInch(actualLength, VLUnitType.millimeter) * parallelVector
+ UnitHelper.ConvertToFoot(0.5 * AnnotationConstaints.TextHeight, AnnotationConstaints.UnitType) * verticalVector;
}
}
break;
case MultiPipeTagLocation.OnLine:
//添加对应的单管直径标注
line.GetParameters(TagProperty.线宽度.ToString()).First().Set(UnitHelper.ConvertToFoot(800, AnnotationConstaints.UnitType));
height = Convert.ToDouble(line.GetParameters(TagProperty.线高度1.ToString()).First().AsValueString()) + (orderedNodePoints.Count() - 1) * AnnotationConstaints.TextHeight;
avoidP2_Line2 = avoidP1_Line1 + UnitHelper.ConvertToFoot(height, AnnotationConstaints.UnitType) * verticalVector;
skewLength = AnnotationConstaints.SkewLengthForOnLine;
for (int i = 0; i < pipes.Count(); i++)
{
var subTag = Document.Create.NewTag(view, pipes[i], false, TagMode.TM_ADDBY_CATEGORY, TagOrientation.Horizontal, startPoint);
var text = subTag.TagText;
var textLength = System.Windows.Forms.TextRenderer.MeasureText(text, AnnotationConstaints.Font).Width;
var actualLength = textLength / (textSize * widthScale);
subTag.TagHeadPosition = startPoint + skewLength * parallelVector + UnitHelper.ConvertToInch(actualLength, VLUnitType.millimeter) * parallelVector
+ UnitHelper.ConvertToFoot(height - i * AnnotationConstaints.TextHeight + 0.5 * AnnotationConstaints.TextHeight, AnnotationConstaints.UnitType) * verticalVector;
tags.Add(subTag);
if (i == 0)
{
avoidP3_Annotation1 = subTag.TagHeadPosition + skewLength * parallelVector + UnitHelper.ConvertToInch(actualLength, VLUnitType.millimeter) * parallelVector
+ UnitHelper.ConvertToFoot(AnnotationConstaints.TextHeight, AnnotationConstaints.UnitType) * verticalVector;
}
}
break;
default:
return(AnnotationBuildResult.NoLocationType);
}
entity.ViewId = view.Id.IntegerValue;
entity.LineId = line.Id.IntegerValue;
foreach (var pipe in pipes)
{
entity.PipeIds.Add(pipe.Id.IntegerValue);
}
foreach (var tag in tags)
{
entity.TagIds.Add(tag.Id.IntegerValue);
}
entity.StartPoint = startPoint;
//碰撞检测
VLTriangle triangle = new VLTriangle(avoidP1_Line1, avoidP2_Line2, avoidP3_Annotation1);
List <Line> lines = triangle.GetLines();
AvoidData data = new AvoidData(document, selectedIds, entity, lines, triangle, multipleTagSymbol, parallelVector, rightOfLefts.GetLength(), leftOfRights.GetLength());
AvoidStrategy strategty = AvoidStrategy.MoveLeft;
var strategyEntity = AvoidStrategyFactory.GetAvoidStrategyEntity(strategty);
strategyEntity.Data = data;
while (strategyEntity.CheckCollision(strategyEntity.Data))
{
if (strategyEntity.TryAvoid())
{
strategyEntity.Apply(data);
break;
}
else
{
strategyEntity = strategyEntity.GetNextStratetyEntity();
}
}
return(AnnotationBuildResult.Success);
#region old
//if (CheckCollision(document, view, selectedIds, line, lines, triangle, multipleTagSymbol))
//{
// int offsetLength = 10;
// XYZ offset = null;
// if (rightOfLefts.GetLength() > offsetLength)
// offset = parallelVector * offsetLength;
// else if (leftOfRights.GetLength() > offsetLength)
// offset = -parallelVector * offsetLength;
// else
// return AnnotationBuildResult.Success;
// avoidP1_Line1 += offset;
// avoidP2_Line2 += offset;
// avoidP3_Annotation1 += offset;
// lines = GetLines(avoidP1_Line1, avoidP2_Line2, avoidP3_Annotation1);
// triangle = new Triangle(avoidP1_Line1, avoidP2_Line2, avoidP3_Annotation1);
// if (!CheckCollision(document, view, selectedIds, line, lines, triangle, multipleTagSymbol))
// {
// //TODO 偏移处理
// Autodesk.Revit.DB.ElementTransformUtils.MoveElement(document, new ElementId(entity.LineId), offset);
// foreach (var tagId in entity.TagIds)
// {
// Autodesk.Revit.DB.ElementTransformUtils.MoveElement(document, new ElementId(tagId), offset);
// }
// }
//}
//return AnnotationBuildResult.Success;
#endregion
}
