# MapGIS Client for JavaScript API

Common Cesium-Plugin MapboxGL-Plugin Leaflet-Plugin OpenLayers-Plugin Video-Plugin
API文档

#### # abstract new ZoomNavigationControl(terria, zoomIn)

#### 参数:

名称 | 类型 | 描述
--- | --- | ---
`terria` | Object | The Terria instance.
`zoomIn` | boolean | is used for zooming in (true) or out (false)

### 成员变量

类型: String

#### # cssClass

Gets or sets the CSS class of the control. This property is observable.

类型: String

#### # name

Gets or sets the name of the control which is set as the control's title. This property is observable.

类型: String

#### # text

Gets or sets the text to be displayed in the nav control. Controls that have text do not display the svgIcon. This property is observable.

### 方法

#### # abstract protected activate()

When implemented in a derived class, performs an action when the user clicks on this control

构造函数
成员变量
方法
事件