---
title: Variables
source: https://vjmap.com/doc/Variables.html
---

# Variables

### EPSILON

• `Const` **EPSILON**: ``1e-8``= 0.00000001

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### EVENTS

• `Const` **EVENTS**: *object*

#### Type declaration

| Name | Type |
| :------ | :------ |
| `ABORT` | *string* |
| `ERROR` | *string* |
| `LOAD` | *string* |
| `LOAD_END` | *string* |
| `LOAD_START` | *string* |
| `PROGRESS` | *string* |
| `READY_STATE_CHANGE` | *string* |
| `TIMEOUT` | *string* |

___

### METHODS

• `Const` **METHODS**: [*Methods*](#interfacesdefaultmethodsmd)

___

### httpHelper

• `Const` **httpHelper**: *object*

#### Type declaration

| Name | Type |
| :------ | :------ |
| `configure` | (`opts`: *Partial*<[*Config*](#interfacesdefaultconfigmd)<unknown\>\>) => *void* |
| `del` | (`url`: *string*, `args?`: *Partial*<[*Config*](#interfacesdefaultconfigmd)<unknown\>\>) => *Promise*<any\> |
| `event` | *object* |
| `event.ABORT` | *string* |
| `event.ERROR` | *string* |
| `event.LOAD` | *string* |
| `event.LOAD_END` | *string* |
| `event.LOAD_START` | *string* |
| `event.PROGRESS` | *string* |
| `event.READY_STATE_CHANGE` | *string* |
| `event.TIMEOUT` | *string* |
| `get` | (`url`: *string*, `params?`: *Record*<string, any\>, `args?`: *Partial*<[*Config*](#interfacesdefaultconfigmd)<unknown\>\>) => *Promise*<any\> |
| `methods` | [*Methods*](#interfacesdefaultmethodsmd) |
| `options` | (`url`: *string*, `args?`: *Partial*<[*Config*](#interfacesdefaultconfigmd)<unknown\>\>) => *Promise*<any\> |
| `patch` | (`url`: *string*, `data`: *any*, `args?`: *Partial*<[*Config*](#interfacesdefaultconfigmd)<unknown\>\>) => *Promise*<any\> |
| `post` | (`url`: *string*, `data`: *any*, `args?`: *Partial*<[*Config*](#interfacesdefaultconfigmd)<unknown\>\>) => *Promise*<any\> |
| `put` | (`url`: *string*, `data`: *any*, `args?`: *Partial*<[*Config*](#interfacesdefaultconfigmd)<unknown\>\>) => *Promise*<any\> |
| `rqeust` | (`args`: *Partial*<[*Config*](#interfacesdefaultconfigmd)<unknown\>\>) => *Promise*<any\> |

___

### transform

• `Const` **transform**: *object*

#### Type declaration

| Name | Type |
| :------ | :------ |
| `CRSTypes` | *typeof* CRSTypes |
| `EpsgCrsTypes` | *typeof* EpsgCrsTypes |
| `convert` | <T\>(`input`: T \| *string*, `crsFrom`: (`pt`: [*GeoPoint*](#classesdefaultgeopointmd)) => [*GeoPoint*](#classesdefaultgeopointmd) \| CRSTypes, `crsTo?`: CRSTypes) => T |
| `getEpsgCode` | (`coordinate`: *number* \| [*number*, *number*], `crs?`: EpsgCrsTypes, `is3DegreeBelt?`: *boolean*) => { `crs`: *string* ; `epsg`: *string* ; `is3DegreeBelt`: *boolean* ; `proj`: *undefined* \| *string*  }[] |
| `getEpsgParam` | (`crs`: EpsgCrsTypes, `lon?`: *number*) => ``null`` \| { `epsg`: *string* ; `proj`: *string*  } |