---
title: Class: DbDimension
source: https://vjmap.com/doc/Class_DbDimension.html
---

# Class: DbDimension

[default](#modulesdefaultmd).DbDimension

`DbDimension` 标注实体.

### Hierarchy

- [*DbEntity*](#classesdefaultdbentitymd)

  ↳ **DbDimension**

  ↳↳ [*Db2LineAngularDimension*](#classesdefaultdb2lineangulardimensionmd)

  ↳↳ [*Db3PointAngularDimension*](#classesdefaultdb3pointangulardimensionmd)

  ↳↳ [*DbAlignedDimension*](#classesdefaultdbaligneddimensionmd)

  ↳↳ [*DbArcDimension*](#classesdefaultdbarcdimensionmd)

  ↳↳ [*DbDiametricDimension*](#classesdefaultdbdiametricdimensionmd)

  ↳↳ [*DbOrdinateDimension*](#classesdefaultdbordinatedimensionmd)

  ↳↳ [*DbRadialDimension*](#classesdefaultdbradialdimensionmd)

  ↳↳ [*DbRadialDimensionLarge*](#classesdefaultdbradialdimensionlargemd)

  ↳↳ [*DbRotatedDimension*](#classesdefaultdbrotateddimensionmd)

  ↳↳ [*Db2LineAngularDimension*](#classesdb2lineangulardimensionmd)

  ↳↳ [*Db3PointAngularDimension*](#classesdb3pointangulardimensionmd)

  ↳↳ [*DbAlignedDimension*](#classesdbaligneddimensionmd)

  ↳↳ [*DbArcDimension*](#classesdbarcdimensionmd)

  ↳↳ [*DbDiametricDimension*](#classesdbdiametricdimensionmd)

  ↳↳ [*DbOrdinateDimension*](#classesdbordinatedimensionmd)

  ↳↳ [*DbRadialDimension*](#classesdbradialdimensionmd)

  ↳↳ [*DbRadialDimensionLarge*](#classesdbradialdimensionlargemd)

  ↳↳ [*DbRotatedDimension*](#classesdbrotateddimensionmd)

### Table of contents

#### Constructors

- [constructor](#constructor)

#### Properties

- [alpha](#alpha)
- [arrowColor](#arrowcolor)
- [arrowSize](#arrowsize)
- [cloneFromDb](#clonefromdb)
- [cloneObjectId](#cloneobjectid)
- [color](#color)
- [colorIndex](#colorindex)
- [dimDec](#dimdec)
- [dimRnd](#dimrnd)
- [dimScale](#dimscale)
- [dimStyle](#dimstyle)
- [layer](#layer)
- [lineColor](#linecolor)
- [lineWidth](#linewidth)
- [linetype](#linetype)
- [linetypeScale](#linetypescale)
- [matrix](#matrix)
- [textColor](#textcolor)
- [textHeight](#textheight)
- [textPosition](#textposition)
- [textRotation](#textrotation)
- [typename](#typename)
- [visibility](#visibility)
- [xdata](#xdata)

### Constructors

#### constructor

\+ **new DbDimension**(`prop?`: [*IDbDimension*](#interfacesdefaultidbdimensionmd)): [*DbDimension*](#classesdefaultdbdimensionmd)

构造函数

##### Parameters

| Name | Type | Default value |
| :------ | :------ | :------ |
| `prop` | [*IDbDimension*](#interfacesdefaultidbdimensionmd) | {} |

**Returns:** [*DbDimension*](#classesdefaultdbdimensionmd)

Overrides: [DbEntity](#classesdefaultdbentitymd)

### Properties

#### alpha

• `Optional` **alpha**: *number*

透明度. [0-255][0完全透明,255完全不透明]

Inherited from: [DbEntity](#classesdefaultdbentitymd).[alpha](#alpha)

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#### arrowColor

• `Optional` **arrowColor**: *number*

箭头颜色.

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#### arrowSize

• `Optional` **arrowSize**: *number*

箭头大小.

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#### cloneFromDb

• `Optional` **cloneFromDb**: *string*

克隆的实体ID来源的图形，如为空，则取DbDocument中from的图形。也可以指定另外的图形

Inherited from: [DbEntity](#classesdefaultdbentitymd).[cloneFromDb](#clonefromdb)

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#### cloneObjectId

• `Optional` **cloneObjectId**: *string*

克隆的实体ID，DbDocument有from图形来源字段时有效.

Inherited from: [DbEntity](#classesdefaultdbentitymd).[cloneObjectId](#cloneobjectid)

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#### color

• `Optional` **color**: *number*

颜色.

Inherited from: [DbEntity](#classesdefaultdbentitymd).[color](#color)

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#### colorIndex

• `Optional` **colorIndex**: *number*

颜色索引. 0 随块. 1 Red.  2 Yellow. 3   Green.  4 Cyan.  5  Blue. 6   Magenta. 256 表示随层

Inherited from: [DbEntity](#classesdefaultdbentitymd).[colorIndex](#colorindex)

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#### dimDec

• `Optional` **dimDec**: *number*

设置标注主单位显示的小数位位数.

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#### dimRnd

• `Optional` **dimRnd**: *number*

所有标注距离舍入到指定值.

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#### dimScale

• `Optional` **dimScale**: *number*

注记比例.

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#### dimStyle

• `Optional` **dimStyle**: *string*

标注样式.

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#### layer

• `Optional` **layer**: *string*

图层.

Inherited from: [DbEntity](#classesdefaultdbentitymd).[layer](#layer)

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#### lineColor

• `Optional` **lineColor**: *number*

引线颜色.

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#### lineWidth

• `Optional` **lineWidth**: *number*

线宽.

Inherited from: [DbEntity](#classesdefaultdbentitymd).[lineWidth](#linewidth)

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#### linetype

• `Optional` **linetype**: *string*

线型.

Inherited from: [DbEntity](#classesdefaultdbentitymd).[linetype](#linetype)

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#### linetypeScale

• `Optional` **linetypeScale**: *number*

线型比例.

Inherited from: [DbEntity](#classesdefaultdbentitymd).[linetypeScale](#linetypescale)

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#### matrix

• `Optional` **matrix**: [*IDbMatrixOp*](#interfacesdefaultidbmatrixopmd)[]

矩阵.

Inherited from: [DbEntity](#classesdefaultdbentitymd).[matrix](#matrix)

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#### textColor

• `Optional` **textColor**: *number*

文本颜色.

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#### textHeight

• `Optional` **textHeight**: *number*

文字高度.

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#### textPosition

• `Optional` **textPosition**: [*number*, *number*, *undefined* \| *number*][]

文字位置.

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#### textRotation

• `Optional` **textRotation**: *number*

文字旋转角度.

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#### typename

• `Optional` **typename**: *string*

类型.

Inherited from: [DbEntity](#classesdefaultdbentitymd).[typename](#typename)

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#### visibility

• `Optional` **visibility**: *boolean*

可见.

Inherited from: [DbEntity](#classesdefaultdbentitymd).[visibility](#visibility)

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#### xdata

• `Optional` **xdata**: *string*

扩展数据.

Inherited from: [DbEntity](#classesdefaultdbentitymd).[xdata](#xdata)


<a name="classesdefaultdbdocumentmd"></a>

[vjmap](#readmemd) / [Exports](#modulesmd) / [default](#modulesdefaultmd) / DbDocument