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mxcad_2d API 文档 / 2d / McDbDatabase

Class: McDbDatabase ​

2d.McDbDatabase

表示数据库，图形中的所有信息都存放在该对象中，调用mxcad.getDatabase()函数得到控件的数据库。

Hierarchy ​

Table of contents ​

Constructors ​

Properties ​

Accessors ​

Methods ​

Constructors ​

constructor ​

• new McDbDatabase(imp?)

构造函数。

Parameters ​

NameTypeDescription
imp?any内部实现对象。

Overrides ​

McRxObject.constructor

Properties ​

imp ​

• imp: any = 0

内部实现对象。

Inherited from ​

McRxObject.imp

Accessors ​

blockTable ​

• get blockTable(): McDbBlockTable

获取块表

Returns ​

McDbBlockTable

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
let blkTable = dataBase.blockTable;

currentSpace ​

• get currentSpace(): McDbBlockTableRecord

返回当前空间块表记录

Returns ​

McDbBlockTableRecord

块表记录

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
let currentBlkRec = dataBase.currentSpace;

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 ​

McRxObject.dxf0

layerTable ​

• get layerTable(): McDbLayerTable

获取层表

Returns ​

McDbLayerTable

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
let layerTable = dataBase.layerTable;

linetypeTable ​

• get linetypeTable(): McDbLinetypeTable

获取线型表

Returns ​

McDbLinetypeTable

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
let lineTypeTable = dataBase.linetypeTable;

objectName ​

• get objectName(): string

获取对象名称。

Returns ​

string

返回对象名

Example

ts
import { McRxObject } from 'mxcad';

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

Inherited from ​

McRxObject.objectName

textStyleTable ​

• get textStyleTable(): McDbTextStyleTable

获取文字样式表

Returns ​

McDbTextStyleTable

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
let textStyleTable = dataBase.textStyleTable;

Methods ​

CreateGroup ​

▸ CreateGroup(ids, name?): boolean

把一堆对象创建一个组

Parameters ​

NameTypeDefault value
idsMcObjectId[]undefined
namestring""

Returns ​

boolean

McDbDictionary

Example

ts
___

### GetGroupDictionary

▸ **GetGroupDictionary**(): [`McDbDictionary`](2d.McDbDictionary.md)

得到图纸的组字典对象。

#### Returns

[`McDbDictionary`](2d.McDbDictionary.md)

McDbDictionary

**`Example`**

```ts
___

### SetCurrentlyTextStyleId

▸ **SetCurrentlyTextStyleId**(`id`): `boolean`

设置当前文字样式id.

#### Parameters

| Name | Type |
| :------ | :------ |
| `id` | [`McObjectId`](2d.McObjectId.md) |

#### Returns

`boolean`

___

### getBlockTable

▸ **getBlockTable**(): [`McDbBlockTable`](2d.McDbBlockTable.md)

获取块表。

#### Returns

[`McDbBlockTable`](2d.McDbBlockTable.md)

块表。

**`Example`**

```ts
import { MxCpp, McDbDatabase } from "mxcad"
  let mxcad = MxCpp.App.getCurrentMxCAD();
  let blockTable = mxcad.getDatabase().getBlockTable();
  let aryId = blockTable.getAllRecordId();
  aryId.forEach((id) => {
      let blkRec = id.getMcDbBlockTableRecord();
      if (blkRec === null) return;
      console.log(blkRec);
      console.log("blkRec.name:" + blkRec.name);
      console.log("blkRec.origin:" + blkRec.origin);
  });

getCurrentlyColorIndex ​

▸ getCurrentlyColorIndex(): number

获取当前颜色索引。

Returns ​

number

当前颜色索引（ColorIndexType）。

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
const colorIndex = dataBase.getCurrentlyColorIndex();

getCurrentlyDimStyleId ​

▸ getCurrentlyDimStyleId(): McObjectId

返回当前标注样式id.

Returns ​

McObjectId

getCurrentlyDrawColor ​

▸ getCurrentlyDrawColor(): Color

获取当前绘图使用的颜色

Returns ​

Color

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
const color = dataBase.getCurrentlyDrawColor();

getCurrentlyLayerId ​

▸ getCurrentlyLayerId(): McObjectId

返回当前层id.

Returns ​

McObjectId

getCurrentlyLayerName ​

▸ getCurrentlyLayerName(): string

获取当前层名称。

Returns ​

string

当前层名称。

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
const layerName = dataBase.getCurrentlyLayerName();

getCurrentlyLineTypeName ​

▸ getCurrentlyLineTypeName(): string

获取当前线型名称。

Returns ​

string

当前线型名称。

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
const name = dataBase.getCurrentlyLineTypeName();

getCurrentlyLineTypeScale ​

▸ getCurrentlyLineTypeScale(): number

获取当前线型比例。

Returns ​

number

当前线型比例。

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
let currentLTS = dataBase.getCurrentlyLineTypeScale();

getCurrentlyLinetypeId ​

▸ getCurrentlyLinetypeId(): McObjectId

返回当前线型id.

Returns ​

McObjectId

getCurrentlyTextStyleId ​

▸ getCurrentlyTextStyleId(): McObjectId

返回当前文字样式id.

Returns ​

McObjectId

getCurrentlyTextStyleName ​

▸ getCurrentlyTextStyleName(): string

获取当前文字样式名称。

Returns ​

string

当前文字样式名称。

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
const textStyName = dataBase.getCurrentlyTextStyleName();

getCurrentlyTrueColor ​

▸ getCurrentlyTrueColor(): McCmColor

获取当前CAD颜色。

Returns ​

McCmColor

当前CAD颜色。

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
const color = dataBase.getCurrentlyTrueColor();

getEntitiesInTheGroup ​

▸ getEntitiesInTheGroup(id): McObjectId[]

得到对象所在组中的所有对象id

Parameters ​

NameType
idMcObjectId

Returns ​

McObjectId[]

McDbDictionary

Example

ts
___

### getImp

▸ **getImp**(): `any`

获取内部实现对象。

#### Returns

`any`

内部实现对象。

**`Example`**

```ts
import { McRxObject } from 'mxcad';

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

Inherited from ​

McRxObject.getImp

getJson ​

▸ getJson(): string

获取 JSON 格式的字符串。

Returns ​

string

JSON 格式的字符串。

Example

ts
import { McRxObject } from 'mxcad';

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

Inherited from ​

McRxObject.getJson

getLayerTable ​

▸ getLayerTable(): McDbLayerTable

获取层表。

Returns ​

McDbLayerTable

层表。

Example

ts
import { MxCADUiPrEntity, MxCpp } from "mxcad";
  //隐藏目标对象所在图层
  async function Mx_SelectEntitHideLayer() {
     let selEntity1 = new MxCADUiPrEntity();

     selEntity1.setMessage("选择要隐藏的对象")
     let id = await selEntity1.go();
     if (!id.isValid()) return;

     let ent = id.getMcDbEntity();
     let mxcad = MxCpp.getCurrentMxCAD();
     let layerTable = mxcad.getDatabase().getLayerTable();
     let layerId = layerTable.get(ent.layer);
     let layerRec = layerId.getMcDbLayerTableRecord();
     if (layerRec === null) return;
     layerRec.isOff = true;
     mxcad.updateLayerDisplayStatus();
     mxcad.updateDisplay()
   }

getLinetypeTable ​

▸ getLinetypeTable(): McDbLinetypeTable

获取线型表。

Returns ​

McDbLinetypeTable

线型表。

Example

ts
import { MxCpp } from "mxcad"
   //得所有线型
   let mxcad = MxCpp.App.getCurrentMxCAD();
   let linetypeTable = mxcad.getDatabase().getLinetypeTable();
   let aryId = linetypeTable.getAllRecordId();
   aryId.forEach((id) => {
       let linetypeRec = id.getMcDbLinetypeTableRecord();
       if (linetypeRec === null) return;
       console.log(linetypeRec);
   });

getNamedObjectsDictionary ​

▸ getNamedObjectsDictionary(): McDbDictionary

得到图纸的字典对象。

Returns ​

McDbDictionary

McDbDictionary

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"
  // 写扩展记录
  let mxcad = MxCpp.getCurrentMxCAD();
  let dict = mxcad.getDatabase().getNamedObjectsDictionary();

  let sName = "MyDict";
  let idDict = dict.getAt(sName);
  if (idDict.isNull()) {
      let newDict = new McDbDictionary;
      idDict = dict.addObject(sName, newDict);
   }
   let myDict = idDict.getMcDbDictionary();
   if (myDict) {

       let xrec = new McDbXrecord();
       let data = new MxCADResbuf();
       data.AddString("TestData");
       xrec.setData(data);
       myDict.addObject("MyRecord", xrec);
       console.log("write xrecord ok");
   }

getTextStyleTable ​

▸ getTextStyleTable(): McDbTextStyleTable

获取文字样式表。

Returns ​

McDbTextStyleTable

文字样式表。

Example

ts
//获取所有文字样式
import { MxCpp } from "mxcad"
 let mxcad = MxCpp.getCurrentMxCAD();
 let textSyleTable = mxcad.getDatabase().getTextStyleTable();
 let aryId = textSyleTable.getAllRecordId();
 aryId.forEach((id) => {
     let textSyleRec = id.getMcDbTextStyleTableRecord();
     if (textSyleRec === null) return;
     let out: any = {};
     out.name = textSyleRec.name;
     out.font = textSyleRec.font();
     out.fileName = textSyleRec.fileName;
     out.bigFontFileName = textSyleRec.bigFontFileName;
     out.textSize = textSyleRec.textSize;
     out.xScale = textSyleRec.xScale;
     console.log(out);
 });

handleToIdIndex ​

▸ handleToIdIndex(sHandle): McObjectId

根据对象的句柄返回对象id.

Parameters ​

NameType
sHandlestring

Returns ​

McObjectId

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
// 传入句柄并获取相应的对象 ID
const handle = "ABCD1234"; // 假设这是一个有效的句柄
const objectId = dataBase.handleToIdIndex(handle);
// 确保获取的对象 ID 是有效的
if (objectId) {
  console.log("success", objectId);
} else {
  console.log("error")
}

initTempObject ​

▸ initTempObject(imp): void

初始化临时对象。

Parameters ​

NameTypeDescription
impany内部实现对象。

Returns ​

void

Example

ts
import { McRxObject } from 'mxcad';

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

Inherited from ​

McRxObject.initTempObject

isKindOf ​

▸ isKindOf(sObjectName): boolean

判断对象类型

Parameters ​

NameTypeDescription
sObjectNamestring类型名

Returns ​

boolean

返回对象是否是目标类型

Example

ts
import { McRxObject } from 'mxcad';

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

Inherited from ​

McRxObject.isKindOf

isModifyed ​

▸ isModifyed(): boolean

当前数据库是否被修改

Returns ​

boolean

返回布尔值

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
const res = dataBase.isModifyed();
if(res){
  console.log("已修改")
}else{
  console.log("未修改")
}

isNull ​

▸ isNull(): any

判断是否为空对象

Returns ​

any

Example

ts
import { McRxObject } from 'mxcad';

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

Inherited from ​

McRxObject.isNull

resetModificationStatus ​

▸ resetModificationStatus(): void

把当前数据库修改状态重置成未修改状态

Returns ​

void

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
dataBase.resetModificationStatus();

setCurrentlyColorIndex ​

▸ setCurrentlyColorIndex(colorIndex): any

设置当前颜色索引（ColorIndexType）。

Parameters ​

NameTypeDescription
colorIndexnumber颜色索引。

Returns ​

any

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
const colorIndex = dataBase.getCurrentlyColorIndex();

setCurrentlyDimStyleId ​

▸ setCurrentlyDimStyleId(id): boolean

设置当前标注样式id.

Parameters ​

NameType
idMcObjectId

Returns ​

boolean

setCurrentlyLayerId ​

▸ setCurrentlyLayerId(id): boolean

设置当前标注样式id.

Parameters ​

NameType
idMcObjectId

Returns ​

boolean

setCurrentlyLayerName ​

▸ setCurrentlyLayerName(sName): void

设置当前层名称。

Parameters ​

NameTypeDescription
sNamestring层名称。

Returns ​

void

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
dataBase.setCurrentlyLayerName("测试图层");

setCurrentlyLineTypeName ​

▸ setCurrentlyLineTypeName(sName): void

设置当前线型名称。

Parameters ​

NameTypeDescription
sNamestring线型名称。

Returns ​

void

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
dataBase.setCurrentlyLineTypeName("测试线型");

setCurrentlyLineTypeScale ​

▸ setCurrentlyLineTypeScale(val): number

设置当前线型比例。

Parameters ​

NameTypeDescription
valnumber线型比例。

Returns ​

number

当前线型比例。

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
dataBase.setCurrentlyLineTypeScale(0.8);

setCurrentlyLinetypeId ​

▸ setCurrentlyLinetypeId(id): boolean

设置当前标注样式id.

Parameters ​

NameType
idMcObjectId

Returns ​

boolean

setCurrentlyTextStyle ​

▸ setCurrentlyTextStyle(sName): void

设置当前文字样式名称。

Parameters ​

NameTypeDescription
sNamestring文字样式名称。

Returns ​

void

Example

ts
import { MxCpp, McDbDatabase } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
dataBase.setCurrentlyTextStyle("测试文字样式");

setCurrentlyTrueColor ​

▸ setCurrentlyTrueColor(color): any

设置当前CAD颜色。

Parameters ​

NameTypeDescription
colorMcCmColorCAD颜色。

Returns ​

any

Example

ts
import { MxCpp, McDbDatabase, McCmColor } from "mxcad"

const dataBase:McDbDatabase = MxCpp.getCurrentMxCAD().getDatabase();
const color = new McCmColor(255, 0, 0);
dataBase.setCurrentlyTrueColor(color);

setJson ​

▸ setJson(str): boolean

设置 JSON 格式的字符串。

Parameters ​

NameTypeDescription
strstringJSON 格式的字符串。

Returns ​

boolean

是否设置成功。

Example

ts
import { McRxObject } from 'mxcad';

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

Inherited from ​

McRxObject.setJson

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