protected override bool Update()
{
try
{
if (m_pts.Count > 0)
{
// Set the last vertex to the new value
MLeader ml = Entity as MLeader;
ml.SetLastVertex(m_leaderLineIndex, m_tempPoint);
// Adjust the text location
Vector3d dogvec = ml.GetDogleg(m_leaderIndex);
double doglen = ml.DoglegLength;
double landgap = ml.LandingGap;
ml.TextLocation = m_tempPoint + ((doglen + landgap) * dogvec);
}
}
catch (System.Exception ex)
{
Document doc = Application.DocumentManager.MdiActiveDocument;
doc.Editor.WriteMessage("\nException: " + ex.Message);
return(false);
}
return(true);
}
static public void Foo()
{
Document document = Application.DocumentManager.MdiActiveDocument;
Database database = document.Database;
Autodesk.AutoCAD.DatabaseServices.TransactionManager transactionManager = database.TransactionManager;
using (Transaction transaction = transactionManager.StartTransaction())
{
document.Editor.WriteMessage("HOORAY\n");
BlockTable blockTable = (BlockTable)transactionManager.GetObject(database.BlockTableId, OpenMode.ForRead, openErased: false);
BlockTableRecord blockTableRecord = (BlockTableRecord)transactionManager.GetObject(blockTable[BlockTableRecord.ModelSpace], OpenMode.ForWrite, false);
foreach (Autodesk.AutoCAD.DatabaseServices.ObjectId objectId in blockTableRecord)
{
DBObject dbObject = objectId.GetObject(OpenMode.ForRead);
document.Editor.WriteMessage("type: " + dbObject.GetType() + "\n");
if (dbObject.GetType() == typeof(MLeader))
{
document.Editor.WriteMessage("We found a multileader.\n");
MLeader mLeader = (MLeader)dbObject;
// damn: the .net api does not expose the functions related to mleader style overrides.
//mLeader.isoverride(MLeader.PropertyOverrideType.kLeaderLineType);
//MLeader.setOverride(MLeader.PropertyOverrideType.kLeaderLineType, false);
//kLeaderLineType
//ErrorStatus result = setOverride(mLeader.UnmanagedObject, 16, false);
bool result = isOverride(mLeader.UnmanagedObject, 16);
document.Editor.WriteMessage("result: " + result + "\n");
}
}
}
}
string ReadText(Entity text)
{
text.UpgradeOpen();
if (text is MText)
{
MText mt = (MText)text;
//TODO:тут можно вынуть существующий текст и обработать форматирование
//и запихать уже подготовленную строку
return(mt.Contents);
}
if (text is DBText)
{
DBText dt = (DBText)text;
dt.TextString = content;
}
if (text is MLeader)
{
MLeader ml = (MLeader)text;
return(ml.MText.Contents);
}
if (text is Leader)
{
Leader ld = (Leader)text;
using (TransactionHelper th = new TransactionHelper())
{
MText ann = th.EditObject(ld.Annotation) as MText;
return(ann.Contents);
}
}
return("");
}
public void AddMLeader()
{
Database db = HostApplicationServices.WorkingDatabase;
using (Transaction trans = db.TransactionManager.StartTransaction())
{
//创建3个点，分别表示引线的终点和两个头点
Point3d ptEnd = new Point3d(90, 0, 0);
Point3d pt1 = new Point3d(80, 20, 0);
Point3d pt2 = new Point3d(100, 20, 0);
MText mtext = new MText
{
Contents = "多重引线示例" //文本内容
}; //新建多行文本
MLeader mleader = new MLeader(); //创建多重引线
//为多重引线添加引线束，引线束由基线和一些单引线构成
int leaderIndex = mleader.AddLeader();
//在引线束中添加一单引线
int lineIndex = mleader.AddLeaderLine(leaderIndex);
mleader.AddFirstVertex(lineIndex, pt1); //在单引线中添加引线头点
mleader.AddLastVertex(lineIndex, ptEnd); //在单引线中添加引线终点
//在引线束中再添加一单引线，并只设置引线头点
lineIndex = mleader.AddLeaderLine(leaderIndex);
mleader.AddFirstVertex(lineIndex, pt2);
//设置多重引线的注释为多行文本
mleader.ContentType = ContentType.MTextContent;
mleader.MText = mtext;
//将多重引线添加到模型空间
db.AddToModelSpace(mleader);
trans.Commit();
}
}
public void addVertex()
{
MLeader ml = Entity as MLeader;
// For the first point...
if (_mPts.Count == 0)
{
// Add a leader line
_mLeaderLineIndex = ml.AddLeaderLine(_mLeaderIndex);
// And a start vertex
ml.AddFirstVertex(_mLeaderLineIndex, _mTempPoint);
// Add a second vertex that will be set
// within the jig
ml.AddLastVertex(_mLeaderLineIndex, new Point3d(0, 0, 0));
}
else
{
// For subsequent points,
// just add a vertex
ml.AddLastVertex(_mLeaderLineIndex, _mTempPoint);
}
// Reset the attachment point, otherwise
// it seems to get forgotten
ml.TextAttachmentType = TextAttachmentType.AttachmentMiddle;
// Add the latest point to our history
_mPts.Add(_mTempPoint);
}
bool CheckIsItText(Entity ent)
{
//необходимо дописать поверку на заблокированный слой!
if ((ent is MText) || (ent is DBText))
{
return(true);
}
if (ent is Leader)
{
Leader ld = ent as Leader;
if (ld.AnnoType == AnnotationType.MText)
{
return(true);
}
}
if (ent is MLeader)
{
MLeader ml = ent as MLeader;
if (ml.ContentType == ContentType.MTextContent)
{
return(true);
}
}
return(false);
}
void Init()
{
acDoc = App.DocumentManager.MdiActiveDocument;
acCurDb = acDoc.Database;
acEd = acDoc.Editor;
mLeader = new MLeader();
asc = UT.GetAnnoScale("CANNOSCALE");
}
public void StripMLeader(MLeader mLeader, List <string> formats)
{
var symbolString = GetTextContents(mLeader);
var s = StripFormat(symbolString, formats);
var mTextClone = mLeader.MText;
mTextClone.Contents = s;
mLeader.MText = mTextClone;
}
/// <summary>
/// Create an AutoCAD's MLeader's object by two points and text's string
/// </summary>
/// <param name="place_point"></param>
/// <param name="leader_line_start"></param>
/// <param name="leader_text"></param>
/// <param name="text_width"></param>
/// <param name="text_height"></param>
public static void CreateMLeaderByPoint(Autodesk.AutoCAD.DynamoNodes.Document doc_dyn, ds.Point place_point, ds.Point leader_line_start, string leader_text, double TextRotation = 0d, double LandingGap = 0.04, double text_width = 5, double text_height = 0.2, double arrow_size = 0.5)
{
/* Help docs
* http://bushman-andrey.blogspot.com/2013/01/blog-post.html
* https://adn-cis.org/kak-sozdat-multivyinosku-v-.net.html
* https://adn-cis.org/forum/index.php?topic=10503.msg49118#msg49118
*/
Document doc = doc_dyn.AcDocument;
//Document doc = Application.DocumentManager.MdiActiveDocument;
Database db = doc.Database;
Editor ed = doc.Editor;
using (Transaction Tx = db.TransactionManager.StartTransaction())
{
BlockTable table = Tx.GetObject(
db.BlockTableId,
OpenMode.ForRead)
as BlockTable;
BlockTableRecord model = Tx.GetObject(
table[BlockTableRecord.ModelSpace],
OpenMode.ForWrite)
as BlockTableRecord;
MLeader leader = new MLeader();
var temp_leader = leader.AddLeader();
//leader.SetArrowSize(0, arrow_size);
leader.ArrowSize = arrow_size;
leader.AddLeaderLine(temp_leader);
leader.AddFirstVertex(temp_leader, new Point3d(place_point.X, place_point.Y, 0.0));
leader.AddLastVertex(temp_leader, new Point3d(leader_line_start.X, leader_line_start.Y, 0.0));
leader.SetDatabaseDefaults();
leader.ContentType = ContentType.MTextContent;
leader.SetTextAttachmentType(
Autodesk.AutoCAD.DatabaseServices.TextAttachmentType.AttachmentBottomLine,
Autodesk.AutoCAD.DatabaseServices.LeaderDirectionType.LeftLeader);
MText mText = new MText();
mText.SetDatabaseDefaults();
mText.Width = text_width;
mText.Height = text_height;
mText.SetContentsRtf(leader_text);
mText.Rotation = TextRotation;
leader.MText = mText;
leader.LandingGap = LandingGap;
mText.BackgroundFill = false;
model.AppendEntity(leader);
Tx.AddNewlyCreatedDBObject(leader, true);
Tx.Commit();
}
}
public void StripMLeader(MLeader mLeader, List <string> formats)
{
if (mLeader.ExtensionDictionary == ObjectId.Null ||
CanRemoveDictionary(mLeader))
{
var symbolString = GetTextContents(mLeader);
var s = StripFormat(symbolString, formats);
var mTextClone = mLeader.MText;
mTextClone.Contents = s;
mLeader.MText = mTextClone;
}
}
private bool DrawLeader(ObjectId mLeaderStyleId, IList <Point3d> pnt)
{
var leader = new MLeader()
{
MLeaderStyle = mLeaderStyleId,
Layer = "0",
};
using (Active.Document.LockDocument())
using (Transaction tr = Active.Database.TransactionManager.StartTransaction())
{
try
{
var idx = leader.AddLeaderLine(pnt[0]);
var direction = 1.0;
if ((pnt[0] - pnt[1]).DotProduct(Vector3d.XAxis) < 0)
{
direction = -1;
}
leader.SetDogleg(idx, Vector3d.XAxis.MultiplyBy(direction));
var text = "{X= " + Decimal.Round((decimal)pnt[0].X, 2) + "}" +
"\\P{Y= " + Decimal.Round((decimal)pnt[0].Y, 2) + "}";
pnt.RemoveAt(0);
foreach (Point3d pt in pnt)
{
leader.AddFirstVertex(idx, pt);
}
MText mText = new MText();
mText.SetDatabaseDefaults();
mText.Annotative = AnnotativeStates.True;
mText.Contents = text;
mText.Attachment = (direction < 0) ? AttachmentPoint.MiddleRight : AttachmentPoint.MiddleLeft;
leader.MText = mText;
leader.TextHeight = 1.75;
leader.EnableFrameText = true;
Active.Database.AddEntities(leader);
tr.Commit();
return(true);
}
catch (System.Exception e)
{
Console.WriteLine(e);
return(false);
}
}
}
/// <summary>
/// http://adndevblog.typepad.com/autocad/2012/05/how-to-create-mleader-objects-in-net.html
/// </summary>
/// <param name="blkLeader"></param>
/// <param name="location"></param>
/// <param name="firstVertex"></param>
/// <param name="secondVertex"></param>
/// <returns></returns>
public static ObjectId CreateMLeader(BlockTableRecord blkLeader, Point3d location, Point3d firstVertex, Point3d secondVertex)
{
MLeader leader = new MLeader();
leader.SetDatabaseDefaults();
leader.ContentType = ContentType.BlockContent;
leader.BlockContentId = blkLeader.Id;
leader.BlockPosition = location;
int idx = leader.AddLeaderLine(secondVertex);
leader.AddFirstVertex(idx, firstVertex);
//Handle Block Attributes
//int AttNumber = 0;
//Doesn't take in consideration oLeader.BlockRotation
/*Matrix3d Transfo = Matrix3d.Displacement(
* leader.BlockPosition.GetAsVector());*/
using (Transaction trans = Tools.StartTransaction())
{
/*foreach (ObjectId blkEntId in blkLeader)
* {
* AttributeDefinition AttributeDef = trans.GetObject(
* blkEntId,
* OpenMode.ForRead)
* as AttributeDefinition;
*
* if (AttributeDef != null)
* {
* AttributeReference AttributeRef =
* new AttributeReference();
*
* AttributeRef.SetAttributeFromBlock(
* AttributeDef,
* Transfo);
*
* AttributeRef.Position =
* AttributeDef.Position.TransformBy(Transfo);
*
* AttributeRef.TextString = "Attrib #" + (++AttNumber);
*
* leader.SetBlockAttribute(blkEntId, AttributeRef);
* }
* }*/
return(Tools.AppendEntityEx(trans, leader, true));
}
}
/// <summary>
/// Method to update mleaders with substitution text
/// </summary>
/// <param name="acCurDoc"></param>
public static void UpdateLeader(MLeader mLeader, Document acCurDoc, Editor acCurEd, Transaction acTrans)
{
if (mLeader == null)
{
return;
}
var obj = mLeader.GetObjectUnderArrow();
if (obj == ObjectId.Null)
{
return;
}
var ent = acTrans.GetObject(obj, OpenMode.ForWrite) as Entity;
switch (mLeader.ContentType)
{
case ContentType.MTextContent:
{
var mt = new MText();
mt.SetDatabaseDefaults();
//TODO let user set the type of contents
mt.Contents = ent.GetPartName();
mLeader.MText = mt;
mt.Dispose();
break;
}
case ContentType.BlockContent:
{
var blkTblRef =
acTrans.GetObject(mLeader.BlockContentId, OpenMode.ForWrite) as BlockTableRecord;
blkTblRef?.UpdateMleaderBlockSubst(mLeader, ent, acCurDoc, acCurEd);
break;
}
case ContentType.NoneContent:
break;
case ContentType.ToleranceContent:
break;
default:
throw new ArgumentOutOfRangeException();
}
}
public void AddRoadMLeader()
{
Database db = HostApplicationServices.WorkingDatabase;
//获取符号为点的箭头块的ObjectId
ObjectId arrowId = db.GetArrowObjectId(DimArrowBlock.Dot);
//如果当前图形中还未加入上述箭头块，则加入并获取其ObjectId
if (arrowId == ObjectId.Null)
{
DimTools.ArrowBlock = DimArrowBlock.Dot;
arrowId = db.GetArrowObjectId(DimArrowBlock.Dot);
}
//创建一个点列表，在其中添加4个要标注的点
List <Point3d> pts = new List <Point3d>();
pts.Add(new Point3d(150, 0, 0));
pts.Add(new Point3d(150, 15, 0));
pts.Add(new Point3d(150, 18, 0));
pts.Add(new Point3d(150, 20, 0));
//各标注点对应的文字
List <string> contents = new List <string> {
"道路中心线", "机动车道", "人行道", "绿化带"
};
using (Transaction trans = db.TransactionManager.StartTransaction())
{
for (int i = 0; i < pts.Count; i++) //遍历标注点
{
MText txt = new MText(); //创建多行文本
txt.Contents = contents[i]; //文本内容
MLeader mleader = new MLeader(); //创建多重引线
//为多重引线添加引线束，引线束由基线和一些单引线构成
int leaderIndex = mleader.AddLeader();
//在引线束中添加一单引线，并设置引线头点和终点
int lineIndex = mleader.AddLeaderLine(leaderIndex);
mleader.AddFirstVertex(lineIndex, pts[i]);
mleader.AddLastVertex(lineIndex, pts[0].PolarPoint(Math.PI / 2, 20 + (i + 1) * 5));
mleader.ArrowSymbolId = arrowId;//设置单引线的箭头块ObjectId
//设置多重引线的注释为多行文本
mleader.ContentType = ContentType.MTextContent;
mleader.MText = txt;
db.AddToModelSpace(mleader);
mleader.ArrowSize = 1; //多重引线箭头大小
mleader.DoglegLength = 0; //多重引线基线长度设为0
//将基线连接到引线文字的下方并且绘制下划线
mleader.TextAttachmentType = TextAttachmentType.AttachmentBottomLine;
}
trans.Commit();
}
}
public void removeLastVertex()
{
// We don't need to actually remove
// the vertex, just reset it
MLeader ml = Entity as MLeader;
if (_mPts.Count >= 1)
{
Vector3d dogvec = ml.GetDogleg(_mLeaderIndex);
double doglen = ml.DoglegLength;
double landgap = ml.LandingGap;
ml.TextLocation = _mPts[_mPts.Count - 1] + ((doglen + landgap) * dogvec);
}
}
public static void Create()
{
BaseClass.UseTransaction(trans =>
{
try
{
BaseClass.Editor.WriteMessage("\nDraw MLeader Exercise");
BlockTable bt;
bt = trans.GetObject(BaseClass.Database.BlockTableId, OpenMode.ForRead) as BlockTable;
BlockTableRecord btr;
btr = trans.GetObject(bt[BlockTableRecord.ModelSpace], OpenMode.ForWrite) as BlockTableRecord;
//send message to the user
BaseClass.Editor.WriteMessage("\nDrawing an Mleader object: ");
//specify mtext prameters
string txt = "Hello George";
Point3d insPt = new Point3d(200, 200, 0);
using (MLeader ldr = new MLeader())
{
ldr.ColorIndex = 1;
MText mtext = new MText();
using (mtext)
{
mtext.Contents = txt;
ldr.MText = mtext;
}
//adding leaders
int idx = ldr.AddLeaderLine(new Point3d(10, 20, 0));
ldr.AddFirstVertex(idx, new Point3d(0, 0, 0));
ldr.AddLastVertex(idx, new Point3d(55, 100, 0));
btr.AppendEntity(ldr); //add line to the BlockTabeReccord
trans.AddNewlyCreatedDBObject(ldr, true); //add to the transaction
}
}
catch (System.Exception ex)
{
BaseClass.Editor.WriteMessage("Error encountered: " + ex.Message);
trans.Abort();
}
});
}
public MLeaderJig(string contents)
: base(new MLeader())
{
// Store the string passed in
m_contents = contents;
// Create a point collection to store our vertices
m_pts = new Point3dCollection();
// Create mleader and set defaults
MLeader ml = Entity as MLeader;
ml.SetDatabaseDefaults();
ml.Layer = "DIM";
// Set up the MText contents
ml.ContentType = ContentType.MTextContent;
MText mt = new MText();
mt.SetDatabaseDefaults();
mt.Contents = m_contents;
mt.TextStyleId = GeneralMenu.GetTextstyleId("ESI-STD");
ml.MText = mt;
ml.TextColor = Autodesk.AutoCAD.Colors.Color.FromColorIndex(Autodesk.AutoCAD.Colors.ColorMethod.ByAci, 32);
//ml.TextAlignmentType = TextAlignmentType.LeftAlignment;
//ml.TextAttachmentType = TextAttachmentType.AttachmentTopOfTop;
//// Set the frame and landing properties
//ml.EnableDogleg = true;
//ml.EnableFrameText = true;
//ml.EnableLanding = true;
ml.SetTextAttachmentType(TextAttachmentType.AttachmentMiddleOfTop, LeaderDirectionType.LeftLeader);
ml.SetTextAttachmentType(TextAttachmentType.AttachmentMiddleOfBottom, LeaderDirectionType.RightLeader);
// Reduce the standard landing gap
ml.LandingGap = .125;
// Add a leader, but not a leader line (for now)
m_leaderIndex = ml.AddLeader();
m_leaderLineIndex = -1;
}
public static ObjectId GenerateLeader(string contents, Point3d leaderPosition, Point3d textPosition)
{
var leaderId = ObjectId.Null;
var acCurDb = Application.DocumentManager.MdiActiveDocument.Database;
using (var acTrans = acCurDb.TransactionManager.StartTransaction())
{
var acBlkTbl = acTrans.GetObject(acCurDb.BlockTableId, OpenMode.ForRead) as BlockTable;
if (acBlkTbl != null)
{
var acBlkTblRec = acTrans.GetObject(acBlkTbl[BlockTableRecord.ModelSpace], OpenMode.ForWrite) as BlockTableRecord;
if (acBlkTblRec != null)
{
using (var leader = new MLeader())
{
var mText = new MText
{
Width = 20,
Contents = contents,
Location = textPosition
};
mText.SetDatabaseDefaults();
leader.SetDatabaseDefaults();
leader.ContentType = ContentType.MTextContent;
leader.MText = mText;
leader.TextHeight = 2;
leader.AddLeaderLine(leaderPosition);
leader.Layer = Constants.LAYER_DEF_POINTS_NAME;
leaderId = acBlkTblRec.AppendEntity(leader);
acTrans.AddNewlyCreatedDBObject(leader, true);
}
}
}
acTrans.Commit();
}
return(leaderId);
}
public WeldJig(MLeader ent)
: base(ent)
{
Entity.SetDatabaseDefaults();
Entity.ContentType = ContentType.MTextContent;
Entity.MText = new MText();
Entity.MText.SetDatabaseDefaults();
Entity.EnableDogleg = false;
Entity.EnableLanding = false;
Entity.EnableFrameText = false;
Entity.LandingGap = 0;
Entity.AddLeaderLine(symLocationStart);
Entity.SetFirstVertex(0, mArrowLocation);
Entity.TransformBy(UCS);
}
public static ObjectId CreateMLeader(MText mText, Point3d location)
{
MLeader leader = new MLeader();
leader.SetDatabaseDefaults();
leader.ContentType = ContentType.MTextContent;
leader.MText = mText;
int idx = leader.AddLeaderLine(new Point3d(1, 1, 0));
leader.AddFirstVertex(idx, new Point3d(0, 0, 0));
using (Transaction trans = Tools.StartTransaction())
{
return(Tools.AppendEntityEx(trans, leader, true));
}
}
public static void MLCoords()
{
Document acDoc = Application.DocumentManager.MdiActiveDocument;
if (acDoc == null)
{
return;
}
Database acCurrDb = acDoc.Database;
using (Transaction acTrans = acCurrDb.TransactionManager.StartTransaction())
{
TypedValue[] acTypValArr = new TypedValue[1];
acTypValArr.SetValue(new TypedValue((int)DxfCode.Start, "MULTILEADER"), 0);
SelectionFilter acSelFilter = new SelectionFilter(acTypValArr);
PromptSelectionResult acSSPromptRes = acDoc.Editor.GetSelection(acSelFilter);
if (acSSPromptRes.Status == PromptStatus.OK)
{
SelectionSet acSSet = acSSPromptRes.Value;
foreach (SelectedObject acSObj in acSSet)
{
if (acSObj != null)
{
MLeader acMLeader = acTrans.GetObject(acSObj.ObjectId, OpenMode.ForWrite) as MLeader;
if (acMLeader != null)
{
MText acMText = acMLeader.MText;
acMText.Contents = "X= " + acMLeader.GetFirstVertex(0).X.ToString("F2") +
"\nY= " + acMLeader.GetFirstVertex(0).Y.ToString("F2");
acMLeader.MText = acMText;
}
}
}
acTrans.Commit();
acDoc.Editor.Regen();
}
else
{
acDoc.Editor.WriteMessage("\nCanceled.");
}
}
}
public static string CopyTextContents(MLeader sourceLeader, MLeader destLeader)
{
if (destLeader.ContentType == ContentType.MTextContent)
{
if (destLeader.ContentType == sourceLeader.ContentType)
{
using (Transaction trans = Tools.StartTransaction())
{
destLeader = trans.GetObject(destLeader.Id, OpenMode.ForWrite) as MLeader;
MText mText = destLeader.MText;
mText.Contents = sourceLeader.MText.Contents;
destLeader.MText = mText;
trans.Commit();
return(destLeader.MText.Contents);
}
}
}
return(null);
}
public static void netTextMLeader()
{
Document doc = Application.DocumentManager.MdiActiveDocument;
Database db = doc.Database;
Editor ed = doc.Editor;
using (Transaction Tx = db.TransactionManager.StartTransaction())
{
BlockTable table = Tx.GetObject(
db.BlockTableId,
OpenMode.ForRead)
as BlockTable;
BlockTableRecord model = Tx.GetObject(
table[BlockTableRecord.ModelSpace],
OpenMode.ForWrite)
as BlockTableRecord;
MLeader leader = new MLeader();
leader.SetDatabaseDefaults();
leader.ContentType = ContentType.MTextContent;
MText mText = new MText();
mText.SetDatabaseDefaults();
//mText.Width = 100;
//mText.Height = 50;
mText.SetContentsRtf("MLeader");
mText.Location = new Point3d(1, 1, 0);
leader.MText = mText;
int idx = leader.AddLeaderLine(new Point3d(0, 0, 0));
leader.AddFirstVertex(idx, new Point3d(0, 0, 0));
model.AppendEntity(leader);
Tx.AddNewlyCreatedDBObject(leader, true);
Tx.Commit();
}
}
public MLeaderDraw(string content, List <Point3d> points, Point3d basePt)
{
Init();
PrepareMtext(basePt, content);
Vector3d offset = new Vector3d(2, 3.6, 0);
MLeader mleader = new MLeader();
mleader.SetDatabaseDefaults();
mleader.ContentType = ContentType.MTextContent;
mt.TransformBy(Matrix3d.Displacement(offset.DivideBy(asc.Scale)));
mleader.MText = mt;
foreach (Point3d ptt in points)
{
int idx = mleader.AddLeaderLine(basePt);
mleader.SetFirstVertex(idx, ptt);
}
}
protected override bool WorldDraw(WorldDraw draw)
{
var wg = draw.Geometry;
if (wg != null)
{
ObjectId arrId = AutocadHelpers.GetArrowObjectId(ArrowName);
var mtxt = new MText();
mtxt.SetDatabaseDefaults();
mtxt.Contents = MlText;
mtxt.Location = _secondPoint;
mtxt.Annotative = AnnotativeStates.True;
mtxt.TransformBy(AcApp.DocumentManager.MdiActiveDocument.Editor.CurrentUserCoordinateSystem);
_mleader = new MLeader();
var ldNum = _mleader.AddLeader();
_mleader.AddLeaderLine(ldNum);
_mleader.SetDatabaseDefaults();
_mleader.ContentType = ContentType.MTextContent;
_mleader.ArrowSymbolId = arrId;
_mleader.MText = mtxt;
_mleader.TextAlignmentType = TextAlignmentType.LeftAlignment;
_mleader.TextAttachmentType = TextAttachmentType.AttachmentBottomOfTopLine;
_mleader.TextAngleType = TextAngleType.HorizontalAngle;
_mleader.EnableAnnotationScale = true;
_mleader.Annotative = AnnotativeStates.True;
_mleader.AddFirstVertex(ldNum, FirstPoint);
_mleader.AddLastVertex(ldNum, _secondPoint);
_mleader.LeaderLineType = LeaderType.StraightLeader;
_mleader.EnableDogleg = false;
_mleader.DoglegLength = 0.0;
_mleader.LandingGap = 1.0;
_mleader.TextHeight = double.Parse(AcApp.GetSystemVariable("TEXTSIZE").ToString());
draw.Geometry.Draw(_mleader);
}
return(true);
}
public void AddCoordMLeader()
{
Database db = HostApplicationServices.WorkingDatabase;
//获取符号为无的箭头块的ObjectId
ObjectId arrowId = db.GetArrowObjectId(DimArrowBlock.None);
//如果当前图形中还未加入上述箭头块，则加入并获取其ObjectId
if (arrowId == ObjectId.Null)
{
DimTools.ArrowBlock = DimArrowBlock.None;
arrowId = db.GetArrowObjectId(DimArrowBlock.None);
}
using (Transaction trans = db.TransactionManager.StartTransaction())
{
Point3d ptCoord = new Point3d(80, 30, 0); //要标注的坐标点
MText mtext = new MText(); //新建多行文本
//设置多行文本的内容为点的坐标值，并且分两行表示
mtext.Contents = "X:" + ptCoord.X.ToString("0.000") + @"\PY:" + ptCoord.Y.ToString("0.000");
mtext.LineSpacingFactor = 0.8; //多行文本的行间距
MLeader leader = new MLeader(); //创建多重引线
//为多重引线添加引线束，引线束由基线和一些单引线构成
int leaderIndex = leader.AddLeader();
//在引线束中添加单引线
int lineIndex = leader.AddLeaderLine(leaderIndex);
//在单引线中添加引线头点（引线箭头所指向的点），位置为要进行标注的点
leader.AddFirstVertex(lineIndex, ptCoord);
//在单引线中添加引线终点
leader.AddLastVertex(lineIndex, ptCoord.PolarPoint(Math.PI / 4, 10));
//设置单引线的注释类型为多行文本
leader.ContentType = ContentType.MTextContent;
leader.MText = mtext;//设置单引线的注释文字
//将多重引线添加到模型空间
db.AddToModelSpace(leader);
leader.ArrowSymbolId = arrowId; //设置单引线的箭头块ObjectId
leader.DoglegLength = 0; //设置单引线的基线长度为0
//将基线连接到引线文字的下方并且绘制下划线
leader.TextAttachmentType = TextAttachmentType.AttachmentBottomOfTopLine;
trans.Commit();
}
}
/// <summary>
/// Выноска, которая создается если группа объектов вертикальная
/// </summary>
void PrepareSubLeader()
{
var pm = Input.Point("Выберите точку для дополнительной выноски");
if (Input.StatusBad)
{
return;
}
MLeader add_mleader = new MLeader();
add_mleader.SetDatabaseDefaults();
add_mleader.ContentType = ContentType.MTextContent;
mt.Rotation = 0;
mt.Location = pm;
add_mleader.MText = mt;
int idx = add_mleader.AddLeaderLine(pm);
add_mleader.SetFirstVertex(idx, mtp);
geometry.Add(add_mleader);
}
protected override bool Update()
{
try
{
if (_mPts.Count > 0)
{
// Set the last vertex to the new value
MLeader ml = Entity as MLeader;
ml.SetLastVertex(_mLeaderLineIndex, _mTempPoint);
// Adjust the text location
Vector3d dogvec = ml.GetDogleg(_mLeaderIndex);
double doglen = ml.DoglegLength;
double landgap = ml.LandingGap;
ml.TextLocation = _mTempPoint + ((doglen + landgap) * dogvec);
}
}
catch (System.Exception ex)
{
BaseObjs.writeDebug(string.Format("{0} JigMLeader.cs: line: 207", ex.Message));
}
return(true);
}
public JigMLeader(string contents)
: base(new MLeader())
{
// Store the string passed in
_mContents = contents;
// Create a point collection to store our vertices
_mPts = new Point3dCollection();
// Create mleader and set defaults
MLeader ml = Entity as MLeader;
ml.SetDatabaseDefaults();
// Set up the MText contents
ml.ContentType = ContentType.MTextContent;
MText mt = new MText();
mt.SetDatabaseDefaults();
mt.Contents = _mContents;
ml.MText = mt;
ml.TextAlignmentType = TextAlignmentType.LeftAlignment;
ml.TextAttachmentType = TextAttachmentType.AttachmentMiddle;
// Set the frame and landing properties
ml.EnableDogleg = true;
ml.EnableFrameText = true;
ml.EnableLanding = true;
// Reduce the standard landing gap
ml.LandingGap = 0.05;
// Add a leader, but not a leader line (for now)
_mLeaderIndex = ml.AddLeader();
_mLeaderLineIndex = -1;
}
protected override bool WorldDraw(WorldDraw draw)
{
var wg = draw.Geometry;
if (wg != null)
{
var arrId = AutocadHelpers.GetArrowObjectId(AutocadHelpers.StandardArrowhead._NONE);
var mText = new MText
{
Contents = MlText,
Location = _secondPoint,
Annotative = AnnotativeStates.True
};
mText.SetDatabaseDefaults();
_mLeader = new MLeader();
var ldNum = _mLeader.AddLeader();
_mLeader.AddLeaderLine(ldNum);
_mLeader.ContentType = ContentType.MTextContent;
_mLeader.ArrowSymbolId = arrId;
_mLeader.MText = mText;
_mLeader.TextAlignmentType = TextAlignmentType.LeftAlignment;
_mLeader.TextAttachmentType = TextAttachmentType.AttachmentBottomOfTopLine;
_mLeader.TextAngleType = TextAngleType.HorizontalAngle;
_mLeader.EnableAnnotationScale = true;
_mLeader.Annotative = AnnotativeStates.True;
_mLeader.AddFirstVertex(ldNum, FirstPoint);
_mLeader.AddLastVertex(ldNum, _secondPoint);
_mLeader.LeaderLineType = LeaderType.StraightLeader;
_mLeader.SetDatabaseDefaults();
draw.Geometry.Draw(_mLeader);
}
return(true);
}