[mxcad_2d API documentation] (../README. md)/[2d] (../modules/2d. md)/McDbtext

Class: McDbText

2d.McDbText

Represents a CAD text entity.

Example

//Draw vertical center aligned text pt (McGePoint3d) text position point
import { MxCpp, McDbText } from "mxcad"

const text = new McDbText(); //Constructing Text Entity Objects
Text.textString="Test Text";//Set Object Content
text.horizontalMode = McDb.TextHorzMode.kTextMid; //Set text alignment method
text.alignmentPoint = text.position = pt; //Set text alignment points and text positions
MxCpp.getCurrentMxCAD().drawEntity(text); //Draw text objects

//Align by Line: Select text objects and align them in the direction of the target line
  import { MxCADResbuf, MxCADUiPrEntity } from "mxcad";

  async function Mx_AlignByLine() {
//Select target line object
       let filter = new MxCADResbuf();
       filter.AddMcDbEntityTypes("LINE");
       const getLineObj = new MxCADUiPrEntity();
GetLineObj.setMessage ("Please select the target alignment line object (choose a straight line)");
       getLineObj.setFilter(filter);
       const lineObj_id = await getLineObj.go();
       if (!lineObj_id.id) return;
       const lineObj = lineObj_id.getMcDbEntity() as McDbLine;
       const getTextObj = new MxCADUiPrEntity();
//Select target text object
       let filter2 = new MxCADResbuf();
       filter2.AddMcDbEntityTypes("TEXT");
GetTextObj.setMessage ("Please select the target text object");
       getTextObj.setFilter(filter2);
       const textObj_id = await getTextObj.go();
       if (!textObj_id.id) return;
       const textObj = textObj_id.getMcDbEntity() as McDbText;
//Calculate the angle between a straight line and a text object
const line_v = lineObj.getFirstDeriv(lineObj.getStartPoint().val); //Tangent vector at the initial point of a straight line
let angle1 = line_v.val.angleTo2(McGeVector3d.kXAxis, McGeVector3d.kNegateZAxis); //Angle between straight line and horizontal direction
let angle2 = textObj.rotation; //Initial angle of text
TextObj. rotate (textObj. position, angle1-angle 2)//Rotate the text object
       const mxcad = MxCpp.App.getCurrentMxCAD();
Mxcad. updateDisplay ()//Update Display
  }

Hierarchy

McDbEntity
↳ McDbText
↳↳ McDbAttribute
↳↳ McDbAttributeDefinition

Constructors

constructor

Properties

Accessors

Methods

Constructors

constructor

• new McDbText(imp?)

Constructor.

Parameters

Name	Type	Description
`imp?`	`any`	Implement object.

Example

import { McDbText } from "mxcad";

const text = new McDbText();

Overrides

McDbEntity.constructor

Properties

imp

• imp: any = 0

Internal implementation object.

Inherited from

McDbEntity.imp

Accessors

alignmentPoint

• get alignmentPoint(): McGePoint3d

Get the alignment point of the text.

Returns

McGePoint3d

Example

//Assuming text is a valid text entity
const alignmentPoint = text.alignmentPoint;

• set alignmentPoint(pt): void

Set the alignment point of the text.

Parameters

Name	Type	Description
Pt	McGePoint3d (2d. McGePoint3d. md)	3D point vector

Returns

void

Example

import { McDbText, McGePoint3d } from "mxcad";

const text = new McDbText();
text.alignmentPoint = new McGePoint3d(0,0,0);
console.log(text.alignmentPoint)//(0,0,0)

colorIndex

• get colorIndex(): number

Obtain object color index

Returns

number

Example

 import { McDbEntity, ColorIndexType } from 'mxcad'
 const ent = new McDbEntity();
 ent.colorIndex = ColorIndexType.kByblock;
 console.log(ent.colorIndex)

Inherited from

McDbEntity.colorIndex

• set colorIndex(val): void

Set object color index

Parameters

Name	Type	Description
Val	number	ColorIndexType

Returns

void

Inherited from

McDbEntity.colorIndex

drawOrder

• get drawOrder(): number

Display order of objects

Returns

number

Example

//Assuming ent is a valid instance object
const order = ent.drawOrder();

Inherited from

McDbEntity.drawOrder

• set drawOrder(order): void

Display order of objects

Parameters

Name	Type	Description
Order	number	sequential value

Returns

void

Example

import { MxCpp, MxCADSelectionSet } from "mxcad";

let ss = new MxCADSelectionSet();
If (! Await ss.userSelect) return;
//Obtain the maximum and minimum display order of objects on the current graph
let minmaxOrder = MxCpp.getCurrentDatabase().currentSpace.getMinMaxDrawOrder();
//Place the object at the top.
let lOrder = minmaxOrder.maxDrawOrder + 1;
ss.forEach((id) => {
  let ent = id.getMcDbEntity();
  if (ent) {
    ent.drawOrder = lOrder;
  }
})

Inherited from

McDbEntity.drawOrder

dxf0

• get dxf0(): string

Obtain the type name of the object's DXF group code, which is the same as the DXF group code in AutoCAD. For example, the type name of a line is McDbLine, and the DXF0 group code value is LINE. The DXF0 group code value can be used for type filtering when constructing sets.

Returns

string

Inherited from

McDbEntity.dxf0

height

• get height(): number

Get the height of the text.

Returns

number

Example

//Assuming text is a valid text entity
const height = text.height;

• set height(val): void

Set text height

Parameters

Name	Type	Description
Val	number	height

Returns

void

Example

import { McDbText } from "mxcad";

const text = new McDbText();
text.height = 20;
console.log(text.height)//20

horizontalMode

• get horizontalMode(): TextHorzMode

Obtain the horizontal alignment of the text.

Returns

TextHorzMode

Example

//Assuming text is a valid text entity
const horizontalMode = text.horizontalMode;

• set horizontalMode(val): void

Set the horizontal alignment of text.

Parameters

Name	Type	Description
Val	[TextHorzMode] (../enums/2d. McDb. TextHorzMode. md)	Horizontal alignment of text

Returns

void

Example

import { McDbText, McDb } from "mxcad";

const text = new McDbText();
text.horizontalMode = McDb.TextHorzMode.kTextAlign;
console.log(text.horizontalMode)//3

layer

• get layer(): string

Obtain the layer name of the object

Returns

string

Inherited from

McDbEntity.layer

• set layer(val): void

Set object layer name

Parameters

Name	Type	Description
Val	string	Layer Name

Returns

void

Example

 import { McDbEntity } from 'mxcad'
 const ent = new McDbEntity();
 ent.layer = "newLayerName";
 console.log(ent.layer)

Inherited from

McDbEntity.layer

layerId

• get layerId(): McObjectId

Get layer ID object

Returns

McObjectId

Example

//Assuming ent is a valid instance object
const layerId = ent.layerId;

Inherited from

McDbEntity.layerId

• set layerId(id): void

Set Layer Id Object

Parameters

Name	Type
`id`	`McObjectId`

Returns

void

Example

//Assuming ent is a valid instance object
const mxcad = MxCpp.getCurrentMxCAD();
Const layerId=mxcad. addLayer (Test Layer)
ent.layerId = layerId;

Inherited from

McDbEntity.layerId

linetype

• get linetype(): string

Obtain the object line type name

Returns

string

Inherited from

McDbEntity.linetype

• set linetype(val): void

Set object line type name

Parameters

Name	Type	Description
Val	string	Line type name

Returns

void

Example

import { McDbEntity } from 'mxcad'
const ent = new McDbEntity()
ent.linetype = "MyLineType";
console.log(ent.linetype)

Inherited from

McDbEntity.linetype

linetypeId

• get linetypeId(): McObjectId

Get entity object line type ID

Returns

McObjectId

Example

//Assuming ent is a valid instance object
const linetypeId = ent.linetypeId;

Inherited from

McDbEntity.linetypeId

• set linetypeId(id): void

Set entity object line type ID

Parameters

Name	Type
`id`	`McObjectId`

Returns

void

Example

//Assuming ent is a valid instance object
const mxcad = MxCpp.getCurrentMxCAD();
const lineId = mxcad.addLinetypeEx("TestMyLine", '25,-5');
ent.linetypeId = lineId;

Inherited from

McDbEntity.linetypeId

linetypeScale

• get linetypeScale(): number

Obtain the proportion of object line types

Returns

number

Inherited from

McDbEntity.linetypeScale

• set linetypeScale(val): void

Set object line type scale

Parameters

Name	Type	Description
Val	number	Line type ratio

Returns

void

Example

import { McDbEntity } from 'mxcad'
const ent = new McDbEntity()
ent.linetypeScale = 0.8;
console.log(ent.linetypeScale)

Inherited from

McDbEntity.linetypeScale

lineweight

• get lineweight(): number

Obtain object line weight

Returns

number

Inherited from

McDbEntity.lineweight

• set lineweight(val): void

Set object line weight

Parameters

Name	Type	Description
Val	number	line weight

Returns

void

Example

import { McDbEntity } from 'mxcad'
const ent = new McDbEntity()
ent.lineweight = 20;
console.log(ent.lineweight)

Inherited from

McDbEntity.lineweight

normal

• get normal(): McGeVector3d

Return the normal of the object

Returns

McGeVector3d

Example

Inherited from

McDbEntity.normal

• set normal(val): void

Set the normal of the object

Parameters

Name	Type
`val`	`McGeVector3d`

Returns

void

Example

Inherited from

McDbEntity.normal

objectName

• get objectName(): string

Get the object name.

Returns

string

Return object name

Example

import { McRxObject } from 'mxcad';

let obj = new McRxObject();
console.log(obj.objectName);

Inherited from

McDbEntity.objectName

oblique

• get oblique(): number

Obtain the tilt angle of the text.

Returns

number

Example

//Assuming text is a valid text entity
const oblique = text.oblique;

• set oblique(val): void

Set the tilt angle of the text.

Parameters

Name	Type
`val`	`number`

Returns

void

Example

import { McDbText } from "mxcad";

const text = new McDbText();
text.oblique = Math.PI/4;
console.log(text.oblique)//45

position

• get position(): McGePoint3d

Retrieve the location of the text.

Returns

McGePoint3d

Example

//Assuming text is a valid text entity
const position = text.position;

• set position(pt): void

Set the position of the text.

Parameters

Name	Type	Description
Pt	McGePoint3d (2d. McGePoint3d. md)	3D point vector

Returns

void

Example

import { McDbText, McGePoint3d } from "mxcad";

const text = new McDbText();
text.position = new McGePoint3d(0,0,0);
console.log(text.position)//(0,0,0)

rotation

• get rotation(): number

Get the rotation angle of the text.

Returns

number

Example

//Assuming text is a valid text entity
const rotation = text.rotation;

• set rotation(pt): void

Set the rotation angle of the text.

Parameters

Name	Type
`pt`	`number`

Returns

void

Example

import { McDbText } from "mxcad";

const text = new McDbText();
text.rotation = Math.PI/4;
console.log(text.rotation)//45

textString

• get textString(): string

Retrieve a string of text.

Returns

string

Example

//Assuming text is a valid text entity
const textString = text.textString;

• set textString(val): void

Set the string of text.

Parameters

Name	Type	Description
Val	string	string

Returns

void

Example

import { McDbText } from "mxcad";

const text = new McDbText();
Text.textString="Test Text";
Console. log (text. textString)//Test Text

textStyle

• get textStyle(): string

Obtain the text style of the object

Returns

string

Inherited from

McDbEntity.textStyle

• set textStyle(val): void

Set object text style

Parameters

Name	Type	Description
Val	string	Text style name

Returns

void

Example

import { McDbEntity } from 'mxcad'
const ent = new McDbEntity()
ent.textStyle = "st_style";

Inherited from

McDbEntity.textStyle

textStyleId

• get textStyleId(): McObjectId

Get entity text style

Returns

McObjectId

Example

//Assuming ent is a valid instance object
const textStyleId = ent.textStyleId;

Inherited from

McDbEntity.textStyleId

• set textStyleId(id): void

Set the text style of the entity

Parameters

Name	Type
`id`	`McObjectId`

Returns

void

Example

//Assuming ent is a valid instance object
const mxcad = MxCpp.getCurrentMxCAD();
const textStyleId = mxcad.addTextStyle("MyLineTypeTextStyle", "txt.shx", "hztxt.shx", 1);
ent.textStyleId = textStyleId;

Inherited from

McDbEntity.textStyleId

trueColor

• get trueColor(): McCmColor

Obtain the color of the object

Returns

McCmColor

Example

 import { McDbEntity, McCmColor} from 'mxcad'
 const ent = new McDbEntity();
 ent.trueColor = new McCmColor(255, 0, 0);
 console.log(ent.trueColor)

Inherited from

McDbEntity.trueColor

• set trueColor(val): void

Set object color

Parameters

Name	Type
`val`	`McCmColor`

Returns

void

Inherited from

McDbEntity.trueColor

verticalMode

• get verticalMode(): TextVertMode

Get the vertical alignment of the text.

Returns

TextVertMode

Example

//Assuming text is a valid text entity
const verticalMode = text.verticalMode;

• set verticalMode(val): void

Set the vertical alignment of text.

Parameters

Name	Type	Description
Val	[TextVertMode] (../enums/2d. McDb. TextVertMode. md)	Vertical alignment of text

Returns

void

Example

import { McDbText, McDb } from "mxcad";

const text = new McDbText();
text.verticalMode = McDb.TextVertMode.kTextVertMid;
console.log(text.verticalMode)//2

visible

• get visible(): boolean

Is the object visible

Returns

boolean

Inherited from

McDbEntity.visible

• set visible(val): void

Set whether it is visible

Parameters

Name	Type	Description
Val	boolean	Boolean value

Returns

void

Example

import { McDbEntity } from 'mxcad'
const ent = new McDbEntity()
ent.visible = true;
console.log(ent.visible)

Inherited from

McDbEntity.visible

widthFactor

• get widthFactor(): number

Get the width factor of the text.

Returns

number

Example

//Assuming text is a valid text entity
const widthFactor = text.widthFactor;

• set widthFactor(val): void

Set the width factor of the text.

Parameters

Name	Type	Description
Val	number	width factor

Returns

void

Example

import { McDbText } from "mxcad";

const text = new McDbText();
text.height = 0.8;
console.log(text.height)//0.8

Methods

IntersectWith

▸ IntersectWith(intersectObject, exOption): McGePoint3dArray

Intersection with other entities to obtain the intersection point

Parameters

Name	Type	Description
IntersectObject	[McDbEntity] (2d. McDbEntity. md)	The entity object that needs to intersect is the entity object
ExOption	Intersection (../enums/2d. McDb. Intersect. md)	Intersection options

Returns

McGePoint3dArray

Obtain all intersection points

Example

import { McDbLine, McDb } from 'mxcad'
const line1 = new McDbLine(new McGePoint3d(0,0,0), new McGePoint3d(20,1,0));
const line2 = new McDbLine(new McGePoint3d(10,10,0), new McGePoint3d(11,1,0));
const ptArr = line1.IntersectWith(line2, McDb.Intersect.kExtendBoth)

Inherited from

McDbEntity.IntersectWith

adjustAlignment

▸ adjustAlignment(): void

Calculate the text position based on the current text alignment method and alignment point.

Returns

void

Example

assertObjectModification

▸ assertObjectModification(autoUndo?): number

Setting the state of the object to be changed can automatically trigger the update display function to update the display. For example, if the block table record is updated and the block reference needs to be notified to update the display, this function can be called.

Parameters

Name	Type	Default value
`autoUndo`	`boolean`	`false`

Returns

number

Example

//Assuming obj is a database object
obj.assertObjectModification()

Inherited from

McDbEntity.assertObjectModification

clone

▸ clone(): null | McDbObject

Clone objects.

Returns

null | McDbObject

The cloned object.

Example

//Assuming obj is a database object
const obj_clone = obj.clone();

Inherited from

McDbEntity.clone

createExtensionDictionary

▸ createExtensionDictionary(): boolean

Create extended dictionary data for objects

Returns

boolean

Example

//Assuming obj is a database object
const res = obj.createExtensionDictionary();

Inherited from

McDbEntity.createExtensionDictionary

deleteXData

▸ deleteXData(appName): boolean

Delete data related to entity specified application name

Parameters

Name	Type	Description
AppName	string	Extended Data Name

Returns

boolean

Example

import { MxCADUiPrEntity, McDbEntity } from "mxcad";

let selEntity = new MxCADUiPrEntity();
SelEntity. setMessage ("Select Object");
let id = await selEntity.go();
if (!id.isValid()) return;
let ent:McDbEntity = id.getMcDbEntity();
if (ent === null) return;
const res = ent.deleteXData("DataName");
if(res){
//Delete successfully
}else
//Delete failed
}

Inherited from

McDbEntity.deleteXData

disableDisplay

▸ disableDisplay(isDisable): void

Disable automatic update display of objects

Parameters

Name	Type	Description
IsDisable	boolean	Do you want to disable automatic object update display

Returns

void

Example

import { McDbLine } from 'mxcad'
const line1 = new McDbLine(new McGePoint3d(0,0,0), new McGePoint3d(20,1,0));
line1.disableDisplay(true)

Inherited from

McDbEntity.disableDisplay

erase

▸ erase(): boolean

Delete object.

Returns

boolean

Whether the deletion was successful.

Example

//Assuming obj is a database object
const res = obj.erase();
console.log(res);

Inherited from

McDbEntity.erase

explode

▸ explode(): MxCADResbuf

Break the object and return the linked list of the object's data after being broken

Returns

MxCADResbuf

Rebuf data

Example

import { McDbEntity, MxCADResbuf } from "mxcad";
//Obtain the target object
let getEnt = new MxCADUiPrEntity();
GetEnt. setMessage ("Select object to smash:");
let id = await getEnt.go();
let ent:McDbEntity = id.getMcDbEntity();
if (ent === null) return;
//Smash objects
      let retExplode: MxCADResbuf = ent.explode();
      if (retExplode.GetCount() == 0) return;
      let iExplodeConut = retExplode.GetCount();
      for (let j = 0; j < iExplodeConut; j++) {
          let tmpobj = retExplode.AtObject(j).val;
          if(tmpobj instanceof McDbEntity ){
              mxcad.drawEntity(tmpobj);
          }
      }

Inherited from

McDbEntity.explode

getAllAppName

▸ getAllAppName(): McGeStringArray

Get the application name (AppName) of all XData records contained in the entity

Returns

McGeStringArray

Example

//Assuming ent is a valid instance object
const appNames = ent.getAllAppName();
console.log(appNames);

Inherited from

McDbEntity.getAllAppName

getArea

▸ getArea(): Object

Calculate area

Returns

Object

Is the val area value | ret successfully obtained

Name	Type
`ret`	`boolean`
`val`	`number`

Example

import { McGePoint3d, McDbCircle } from "mxcad"

const circle = new McDbCircle(0,0,0, 20);
const area = circle.getArea();
Console.log ("Circle Area:", area)

Inherited from

McDbEntity.getArea

getBoundingBox

▸ getBoundingBox(): Object

Obtain the minimum outsourcing of the object

Returns

Object

Name	Type
`maxPt`	`McGePoint3d`
`minPt`	`McGePoint3d`
`ret`	`boolean`

Example

import { McDbText, McGePoint3d } from 'mxcad'
const text = new McDbText();
Text.textString="Test Test";
text.height = 20;
text.position = text.alignmentPoint = new McGePoint3d(0,0,0);
const { minPt, maxPt, ret } = text.getBoundingBox()

Inherited from

McDbEntity.getBoundingBox

getDatabase

▸ getDatabase(): McDbDatabase

Get the database where the object is located

Returns

McDbDatabase

Return to database

Example

//Assuming obj is a database object
const data = obj.getDatabase();

Inherited from

McDbEntity.getDatabase

getDatabaseIndexId

▸ getDatabaseIndexId(): number

Get the index ID of the object

Returns

number

Example

//Assuming obj is a database object
const id = obj.getDatabaseIndexId();

Inherited from

McDbEntity.getDatabaseIndexId

getExtensionDictionary

▸ getExtensionDictionary(): McDbDictionary

Obtain the extended dictionary data of the object

Returns

McDbDictionary

Expand dictionary data

Example

//Assuming obj is a database object
const id = obj.getOwnerID();

Inherited from

McDbEntity.getExtensionDictionary

getGripPoints

▸ getGripPoints(): McGePoint3dArray

Get the control points of the object

Returns

McGePoint3dArray

Example

//Assuming obj is a database object
const ptArr = obj.getGripPoints();

Inherited from

McDbEntity.getGripPoints

getHandle

▸ getHandle(): string

Obtain object handle

Returns

string

Return object handle

Example

//Assuming obj is a database object
const handle = obj.getHandle();

Inherited from

McDbEntity.getHandle

getImp

▸ getImp(): any

Retrieve internal implementation objects.

Returns

any

Internal implementation object.

Example

import { McRxObject } from 'mxcad';

let obj = new McRxObject();
let imp = obj.getImp();

Inherited from

McDbEntity.getImp

getJson

▸ getJson(): string

Retrieve a string in JSON format.

Returns

string

A string in JSON format.

Example

import { McRxObject } from 'mxcad';

let obj = new McRxObject();
const json = obj.getJson()

Inherited from

McDbEntity.getJson

getObjectID

▸ getObjectID(): McObjectId

Get the object ID.

Returns

McObjectId

Object ID.

Example

import { McDbObject } from "mxcad";
const id = obj.getObjectID();

Inherited from

McDbEntity.getObjectID

getOwnerID

▸ getOwnerID(): number

Obtain the ID of the object owner

Returns

number

Example

//Assuming obj is a database object
const id = obj.getOwnerID();

Inherited from

McDbEntity.getOwnerID

getxData

▸ getxData(appName?): MxCADResbuf

Obtain the extended data of the object

Parameters

Name	Type	Default value	Description
AppName	string	""	Extended Data Name

Returns

MxCADResbuf

Example

//Assuming ent is a valid instance object
const xData = ent.getXData();

Inherited from

McDbEntity.getxData

getxDataDouble

▸ getxDataDouble(appName): Object

Retrieve the double value from the specified XData type of the entity

Parameters

Name	Type	Description
AppName	string	Extended Data Name

Returns

Object

Double value

Name	Type
`ret`	`boolean`
`val`	`number`

Example

//Assuming ent is a valid instance object
let data = ent.getxDataDouble("DataName");
if(data.ret){
  console.log(data.val)
}

Inherited from

McDbEntity.getxDataDouble

getxDataLong

▸ getxDataLong(appName): Object

Retrieve the long (integer) value from the specified XData type of the entity

Parameters

Name	Type	Description
AppName	string	Extended Data Name

Returns

Object

Long value

Name	Type
`ret`	`boolean`
`val`	`number`

Example

//Assuming ent is a valid instance object
let data = ent.getxDataLong("DataName");
if(data.ret){
  console.log(data.val)
}

Inherited from

McDbEntity.getxDataLong

getxDataPoint

▸ getxDataPoint(appName): Object

Retrieve point objects from the specified XData type of entity

Parameters

Name	Type	Description
AppName	string	Extended Data Name

Returns

Object

Obtain results and 3D point objects

Name	Type
`ret`	`boolean`
`val`	`McGePoint3d`

Inherited from

McDbEntity.getxDataPoint

getxDataString

▸ getxDataString(appName): Object

Retrieve XData information associated with a specific entity and return it in string form

Parameters

Name	Type	Description
AppName	string	Extended Data Name

Returns

Object

Val XData information | whether ret returns success

Name	Type
`ret`	`boolean`
`val`	`string`

Example

//Assuming ent is a valid instance object
let data = ent.getxDataString("DataName");
if(data.ret){
  console.log(data.val)
}

Inherited from

McDbEntity.getxDataString

highlight

▸ highlight(isHighlight): void

Set whether the object is highlighted

Parameters

Name	Type	Description
IsHighlight	boolean	Is it highlighted

Returns

void

Example

import { McDbEntity } from 'mxcad'
const ent = new McDbEntity()
ent.highlight(true);

Inherited from

McDbEntity.highlight

initTempObject

▸ initTempObject(imp): void

Initialize temporary objects.

Parameters

Name	Type	Description
'imp'	'any'	Internal implementation object.

Returns

void

Example

import { McRxObject } from 'mxcad';

let obj = new McRxObject();
obj.initTempObject()

Inherited from

McDbEntity.initTempObject

isErased

▸ isErased(): boolean

Has the object been deleted

Returns

boolean

Example

//Assuming obj is a database object
const res = obj.isErased();
console.log(res);

Inherited from

McDbEntity.isErased

isHaveExtensionDictionary

▸ isHaveExtensionDictionary(): boolean

Is there any extended dictionary data available

Returns

boolean

Example

//Assuming obj is a database object
const res = obj.isHaveExtensionDictionary();

Inherited from

McDbEntity.isHaveExtensionDictionary

isKindOf

▸ isKindOf(sObjectName): boolean

Determine object type

Parameters

Name	Type	Description
SOrtName	string	Type Name

Returns

boolean

Return whether the object is of the target type

Example

import { McRxObject } from 'mxcad';

let obj = new McRxObject();
let isKind = obj.isKindOf('SomeObjectType');
console.log(isKind); //Output: true or false

Inherited from

McDbEntity.isKindOf

isNull

▸ isNull(): any

Determine if it is an empty object

Returns

any

Example

import { McRxObject } from 'mxcad';

let obj = new McRxObject();
console.log(obj.isNull()); //Output: true or false

Inherited from

McDbEntity.isNull

mirror

▸ mirror(point1, point2): boolean

Mirror oriented object

Parameters

Name	Type	Description
Point1	[McGePoint3d] (2d. McGePoint3d. md)	Mirror Base Point
`point2`	`McGePoint3d`	-

Returns

boolean

Example

import { McDbEntity, McGePoint3d } from 'mxcad'
const ent = new McDbEntity()
ent.mirror(new McGePoint3d(0,0,0), new McGePoint3d(20,10,0))

Inherited from

McDbEntity.mirror

move

▸ move(fromPoint, toPoint): boolean

move objects

Parameters

Name	Type	Description
From Point	[McGePoint3d] (2d. McGePoint3d. md)	Move the starting point
ToPoint	[McGePoint3d] (2d. McGePoint3d. md)	Move End Point

Returns

boolean

Example

import { McDbEntity, McGePoint3d } from 'mxcad'
const ent = new McDbEntity()
ent.move(new McGePoint3d(0,0,0), new McGePoint3d(20,0,0))

Inherited from

McDbEntity.move

moveGripPointsAt

▸ moveGripPointsAt(iIndex, dXOffset, dYOffset, dZOffset): any

Control points for moving objects

Parameters

Name	Type	Description
IIndex	Number	Index
DXOffset	number	X-axis offset
DYOffset	number	Y-axis offset
DZOffset	number	Z-axis offset

Returns

any

Example

//Assuming obj is a database object
obj.moveGripPointsAt(1,10,10,10);

Inherited from

McDbEntity.moveGripPointsAt

rotate

▸ rotate(basePoint, dRotationAngle): boolean

Rotate object

Parameters

Name	Type	Description
BasePoint	[McGePoint3d] (2d. McGePoint3d. md)	Rotate the base point
DRotationAngle	number	Rotation angle

Returns

boolean

Example

import { McDbEntity, McGePoint3d } from 'mxcad'
const ent = new McDbEntity()
ent.rotate(new McGePoint3d(0,0,0), Math.PI)

Inherited from

McDbEntity.rotate

scaleEntity

▸ scaleEntity(basePoint, dScaleFactor): boolean

Scaling objects

Parameters

Name	Type	Description
BasePoint	[McGePoint3d] (2d. McGePoint3d. md)	Scale Base Point
DScaleFactor	number	scaling factor (<1 zoom out;>1 zoom in)

Returns

boolean

Example

import { McDbEntity, McGePoint3d } from 'mxcad'
const ent = new McDbEntity()
ent.scaleEntity(new McGePoint3d(0,0,0), 0.5)

Inherited from

McDbEntity.scaleEntity

setJson

▸ setJson(str): boolean

Set a string in JSON format.

Parameters

Name	Type	Description
Str	string	JSON formatted string.

Returns

boolean

Is the setting successful.

Example

import { McRxObject } from 'mxcad';

let obj = new McRxObject();
const res = obj.setJson('{"key": "value"}');
console.log(res)

Inherited from

McDbEntity.setJson

setxData

▸ setxData(xdata): boolean

Set extended data for objects

Parameters

Name	Type	Description
Xdata	[MxCADResbuf] (2d. MxCADResbuf. md)	Extended data linked list

Returns

boolean

Example

import { MxCADUiPrEntity, McDbEntity } from "mxcad";

//Set extended data
let selEntity = new MxCADUiPrEntity();
SelEntity. setMessage ("Select Object");
let id = await selEntity.go();
if (!id.isValid()) return;
let ent:McDbEntity = id.getMcDbEntity();
if (ent === null) return;
ent.setxData(new MxCADResbuf([{type:DxfCode.kExDataName,val:"DataName"},{type:DxfCode.kString,val:"yyyyy"}]));

Inherited from

McDbEntity.setxData

setxDataDouble

▸ setxDataDouble(appName, val): boolean

Set the double value in the specified XData type of the entity

Parameters

Name	Type	Description
AppName	string	Extended Data Name
Val	number	double value

Returns

boolean

Boolean value

Example

import { MxCADUiPrEntity, McDbEntity } from "mxcad";
let selEntity = new MxCADUiPrEntity();
SelEntity. setMessage ("Select Object");
let id = await selEntity.go();
if (!id.isValid()) return;
let ent:McDbEntity = id.getMcDbEntity();
if (ent === null) return;
const res = ent.setxDataDouble("DataName", 0);
if(res){
//Setting successful
}else{
//Setting failed
}

Inherited from

McDbEntity.setxDataDouble

setxDataLong

▸ setxDataLong(appName, val): boolean

Set the long (integer) value in the specified XData type of the entity

Parameters

Name	Type	Description
AppName	string	Extended Data Name
Val	number	long value

Returns

boolean

Long value

Example

import { MxCADUiPrEntity, McDbEntity } from "mxcad";

let selEntity = new MxCADUiPrEntity();
SelEntity. setMessage ("Select Object");
let id = await selEntity.go();
if (!id.isValid()) return;
let ent:McDbEntity = id.getMcDbEntity();
if (ent === null) return;
const res = ent.setxDataLong("DataName", 123456);
if(res){
//Setting successful
}else{
//Setting failed
}

Inherited from

McDbEntity.setxDataLong

setxDataPoint

▸ setxDataPoint(appName, val): boolean

Set the point object in the specified XData type of the entity

Parameters

Name	Type	Description
AppName	string	Extended Data Name
Val	[McGePoint3d] (2d. McGePoint3d. md)	Point Object

Returns

boolean

Obtain results and 3D point objects

Inherited from

McDbEntity.setxDataPoint

setxDataString

▸ setxDataString(appName, val): boolean

Set XData information associated with a specific entity and set it in string form

Parameters

Name	Type	Description
AppName	string	Extended Data Name
Val	string	string value

Returns

boolean

Is the setting successful

Example

import { MxCADUiPrEntity, McDbEntity } from "mxcad";
let selEntity = new MxCADUiPrEntity();
SelEntity. setMessage ("Select Object");
let id = await selEntity.go();
if (!id.isValid()) return;
let ent:McDbEntity = id.getMcDbEntity();
if (ent === null) return;
const res = ent.setxDataString("DataName", "xxxxx");
if(res){
//Setting successful
}else{
//Setting failed
}

Inherited from

McDbEntity.setxDataString

syncData

▸ syncData(_toCpp?): boolean

Synchronize entity data. This method may be called after modifying the entity's attributes or attaching new data to ensure that all changes are correctly saved to the entity's database records.

Parameters

Name	Type	Default value	Description
_toCpp	boolean	true	Whether to synchronize data

Returns

boolean

Example

//Assuming ent is a valid instance object
const res = ent.syncData(true);
if(res){
//Synchronization successful
}else{
//Synchronization failed
}

Inherited from

McDbEntity.syncData

transformBy

▸ transformBy(transformationMatrix): boolean

Transform object

Parameters

Name	Type	Description
TransformationMatrix	[McGeMatrix3d] (2d. McGeMatrix3d. md)	Transformation Matrix

Returns

boolean

Example

import { McGeMatrix3d, McDbEntity, McGeVector3d} from 'mxcad'
 const ent = new McDbEntity()
   let matrix = new McGeMatrix3d();
matrix.setToTranslation(new McGeVector3d(20,0,0)); //Translate
   ent.transformBy(matrix);

Inherited from

McDbEntity.transformBy

unErase

▸ unErase(): boolean

Anti delete object.

Returns

boolean

Example

//Assuming obj is a database object
const res = obj.unErase();
console.log(res);

Inherited from

McDbEntity.unErase

updateDisplay

▸ updateDisplay(): void

Display the updated display of the calling object

Returns

void

Example

//Assuming ent is a valid instance object
ent.updateDisplay()

Inherited from

McDbEntity.updateDisplay

Class: McDbText ​

Hierarchy ​

Table of contents ​

Constructors ​

Properties ​

Accessors ​

Methods ​

Constructors ​

constructor ​

Parameters ​

Overrides ​

Properties ​

imp ​

Inherited from ​

Accessors ​

alignmentPoint ​

Returns ​

Parameters ​

Returns ​

colorIndex ​

Returns ​

Inherited from ​

Parameters ​

Returns ​

Inherited from ​

drawOrder ​

Returns ​

Inherited from ​

Parameters ​

Returns ​

Inherited from ​

dxf0 ​

Returns ​

Inherited from ​

height ​

Returns ​

Parameters ​

Returns ​

horizontalMode ​

Returns ​

Parameters ​

Returns ​

layer ​

Returns ​

Inherited from ​

Parameters ​

Returns ​

Inherited from ​

layerId ​

Returns ​

Inherited from ​

Parameters ​

Returns ​

Inherited from ​

linetype ​

Returns ​

Inherited from ​

Parameters ​

Returns ​

Inherited from ​

linetypeId ​

Returns ​

Inherited from ​

Parameters ​

Returns ​

Inherited from ​

linetypeScale ​

Returns ​

Inherited from ​

Parameters ​

Returns ​

Inherited from ​

lineweight ​

Returns ​

Inherited from ​

Parameters ​

Returns ​

Inherited from ​

normal ​

Returns ​

Class: McDbText

Hierarchy

Table of contents

Constructors

Properties

Accessors

Methods

Constructors

constructor

Parameters

Overrides

Properties

imp

Inherited from

Accessors

alignmentPoint

Returns

Parameters

Returns

colorIndex

Returns

Inherited from

Parameters

Returns

Inherited from

drawOrder

Returns

Inherited from

Parameters

Returns

Inherited from

dxf0

Returns

Inherited from

height

Returns

Parameters

Returns

horizontalMode

Returns

Parameters

Returns

layer

Returns

Inherited from

Parameters

Returns

Inherited from

layerId

Returns

Inherited from

Parameters

Returns

Inherited from

linetype

Returns

Inherited from

Parameters

Returns

Inherited from

linetypeId

Returns

Inherited from

Parameters

Returns

Inherited from

linetypeScale

Returns

Inherited from

Parameters

Returns

Inherited from

lineweight

Returns

Inherited from

Parameters

Returns

Inherited from

normal

Returns