mxcad_2d API 文档 / 2d / McDbGroup

Class: McDbGroup

2d.McDbGroup

组对象

Example

  选择一堆对象，把他们创建到一个组中 。
  let ss = new MxCADSelectionSet();
  if (!await ss.userSelect("选择要做成组的对象:")) return;
  if (ss.count() == 0) return;
  let mxcad = MxCpp.getCurrentMxCAD();
  mxcad.getDatabase().CreateGroup(ss.getIds());

Hierarchy

• McDbObject

  ↳ McDbGroup

Table of contents

Constructors

• constructor

Properties

• imp

Accessors

• description
• dxf0
• isSelectable
• name
• objectName

Methods

• append
• appendArray
• assertObjectModification
• clear
• clone
• createExtensionDictionary
• erase
• getAllEntityId
• getDatabase
• getDatabaseIndexId
• getExtensionDictionary
• getGripPoints
• getHandle
• getImp
• getJson
• getObjectID
• getOwnerID
• has
• initTempObject
• isErased
• isHaveExtensionDictionary
• isKindOf
• isNull
• moveGripPointsAt
• numEntities
• setJson
• unErase

Constructors

constructor

• new McDbGroup(imp?)

构造函数。

Parameters

Name	Type
imp?	any

Overrides

McDbObject.constructor

Properties

imp

• imp: any = 0

内部实现对象。

Inherited from

McDbObject.imp

Accessors

description

• get description(): string

Returns

string

• set description(description): void

说明内容

Parameters

Name	Type
description	string

Returns

void

Example

---

dxf0

• get dxf0(): string

得到对象的DXF组码的类型名，这个和AutoCAD中的DXF组码是一样。 比如直线的类型名为：McDbLine，DXF0组码值: LINE,DXF0组码值可以用来构造集时的类型过滤。

Returns

string

Inherited from

McDbObject.dxf0

---

isSelectable

• get isSelectable(): boolean

Returns

boolean

• set isSelectable(val): void

是否选择操作

Parameters

Name	Type
val	boolean

Returns

void

Example

---

name

• get name(): string

Returns

string

• set name(name): void

组名

Parameters

Name	Type
name	string

Returns

void

Example

---

objectName

• get objectName(): string

获取对象名称。

Returns

string

返回对象名

Example

import { McRxObject } from 'mxcad';

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

Inherited from

McDbObject.objectName

Methods

append

▸ append(id): boolean

向组添加对象

Parameters

Name	Type
id	McObjectId

Returns

boolean

Example

---

appendArray

▸ appendArray(aryId): boolean

向组添加对象数组

Parameters

Name	Type
aryId	McObjectId[]

Returns

boolean

Example

---

assertObjectModification

▸ assertObjectModification(autoUndo?): number

设置对象被改变的状态，可自动触发更新显示函数，更新显示。 比如块表记录更新了，需要通知块引用更新显示，可以调用该函数。

Parameters

Name	Type	Default value
autoUndo	boolean	false

Returns

number

Example

//假设obj为一个数据库对象
obj.assertObjectModification()

Inherited from

McDbObject.assertObjectModification

---

clear

▸ clear(): boolean

清空组

Returns

boolean

Example

---

clone

▸ clone(): null | McDbObject

克隆对象。

Returns

null | McDbObject

克隆出的对象。

Example

//假设obj为一个数据库对象
const obj_clone = obj.clone();

Inherited from

McDbObject.clone

---

createExtensionDictionary

▸ createExtensionDictionary(): boolean

创建对象的扩展字典数据.

Returns

boolean

Example

//假设obj为一个数据库对象
const res = obj.createExtensionDictionary();

Inherited from

McDbObject.createExtensionDictionary

---

erase

▸ erase(): boolean

删除对象。

Returns

boolean

是否删除成功。

Example

//假设obj为一个数据库对象
const res = obj.erase();
console.log(res);

Inherited from

McDbObject.erase

---

getAllEntityId

▸ getAllEntityId(): McObjectId[]

得到组中所有对象

Returns

McObjectId[]

Example

---

getDatabase

▸ getDatabase(): McDbDatabase

得到对象所在的数据库

Returns

McDbDatabase

返回数据库

Example

//假设obj为一个数据库对象
const data = obj.getDatabase();

Inherited from

McDbObject.getDatabase

---

getDatabaseIndexId

▸ getDatabaseIndexId(): number

获取对象的索引ID

Returns

number

Example

//假设obj为一个数据库对象
const id = obj.getDatabaseIndexId();

Inherited from

McDbObject.getDatabaseIndexId

---

getExtensionDictionary

▸ getExtensionDictionary(): McDbDictionary

得到对象的扩展字典数据.

Returns

McDbDictionary

扩展字典数据

Example

//假设obj为一个数据库对象
const id = obj.getOwnerID();

Inherited from

McDbObject.getExtensionDictionary

---

getGripPoints

▸ getGripPoints(): McGePoint3dArray

获取对象的控制点

Returns

McGePoint3dArray

Example

//假设obj为一个数据库对象
const ptArr = obj.getGripPoints();

Inherited from

McDbObject.getGripPoints

---

getHandle

▸ getHandle(): string

得到对象句柄

Returns

string

返回对象句柄

Example

//假设obj为一个数据库对象
const handle = obj.getHandle();

Inherited from

McDbObject.getHandle

---

getImp

▸ getImp(): any

获取内部实现对象。

Returns

any

内部实现对象。

Example

import { McRxObject } from 'mxcad';

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

Inherited from

McDbObject.getImp

---

getJson

▸ getJson(): string

获取 JSON 格式的字符串。

Returns

string

JSON 格式的字符串。

Example

import { McRxObject } from 'mxcad';

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

Inherited from

McDbObject.getJson

---

getObjectID

▸ getObjectID(): McObjectId

获取对象 ID。

Returns

McObjectId

对象 ID。

Example

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

Inherited from

McDbObject.getObjectID

---

getOwnerID

▸ getOwnerID(): number

得到对象拥用者的id

Returns

number

Example

//假设obj为一个数据库对象
const id = obj.getOwnerID();

Inherited from

McDbObject.getOwnerID

---

has

▸ has(id): boolean

组中是否有该对象

Parameters

Name	Type
id	McObjectId

Returns

boolean

Example

---

initTempObject

▸ initTempObject(imp): void

初始化临时对象。

Parameters

Name	Type	Description
imp	any	内部实现对象。

Returns

void

Example

import { McRxObject } from 'mxcad';

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

Inherited from

McDbObject.initTempObject

---

isErased

▸ isErased(): boolean

对象是否已经删除

Returns

boolean

Example

//假设obj为一个数据库对象
const res = obj.isErased();
console.log(res);

Inherited from

McDbObject.isErased

---

isHaveExtensionDictionary

▸ isHaveExtensionDictionary(): boolean

是否有扩展字典数据.

Returns

boolean

Example

//假设obj为一个数据库对象
const res = obj.isHaveExtensionDictionary();

Inherited from

McDbObject.isHaveExtensionDictionary

---

isKindOf

▸ isKindOf(sObjectName): boolean

判断对象类型

Parameters

Name	Type	Description
sObjectName	string	类型名

Returns

boolean

返回对象是否是目标类型

Example

import { McRxObject } from 'mxcad';

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

Inherited from

McDbObject.isKindOf

---

isNull

▸ isNull(): any

判断是否为空对象

Returns

any

Example

import { McRxObject } from 'mxcad';

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

Inherited from

McDbObject.isNull

---

moveGripPointsAt

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

移动对象的控制点

Parameters

Name	Type	Description
iIndex	number	索引
dXOffset	number	X轴偏移量
dYOffset	number	Y轴偏移量
dZOffset	number	Z轴偏移量

Returns

any

Example

//假设obj为一个数据库对象
obj.moveGripPointsAt(1,10,10,10);

Inherited from

McDbObject.moveGripPointsAt

---

numEntities

▸ numEntities(): number

得到组中所有对象数量

Returns

number

Example

---

setJson

▸ setJson(str): boolean

设置 JSON 格式的字符串。

Parameters

Name	Type	Description
str	string	JSON 格式的字符串。

Returns

boolean

是否设置成功。

Example

import { McRxObject } from 'mxcad';

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

Inherited from

McDbObject.setJson

---

unErase

▸ unErase(): boolean

反删除对象。

Returns

boolean

Example

//假设obj为一个数据库对象
const res = obj.unErase();
console.log(res);

Inherited from

McDbObject.unErase