Class: CustomLabel

CustomLabel

自定义文字标签，可以用于绘制带有垂直标记线的文字标签

// 添加图层
const layer = new EntityLayer().addToViewer(this.$viewer);
const customLabel = new CustomLabel(
  new Position(118.78600228, 31.9135434, 1.66113721),
  "启业云南京大数据",
  20
).addToLayer(layer);
customLabel.setStyle({
  showBackground: true,
  backgroundColor: Color.fromCssColor("rgba(47, 53, 60, 0.8)"),
  verticalOrigin: 1,
  font: "16px 宋体"
});
customLabel.setVLine({
  width: 2,
  material: new PolylineDashMaterialProperty({
    color: Color.YELLOW
  })
});
// 注册 customLabel 鼠标移入事件
customLabel.on(MouseEventType.CLICK, evt => {
  console.log(evt);
});

new CustomLabel(position, text, height)

overlay/custom/CustomLabel.js, line 50

Name	Type	Default	Description
`position`	Position		坐标
`text`	String		文本内容
`height`	Number	30	optional 标记线的长度(高度)

Extends

Overlay

Classes

CustomLabel

Members

attr

覆盖物的额外属性设置

readonlydelegate

覆盖物的代理对象

id

设置覆盖物的业务 id

readonlyoverlayEvent

覆盖物的事件对象

readonlyoverlayId

覆盖物唯一标识

show

覆盖物的可见性

readonlystate

覆盖物的状态

Methods

inherited addToLayer(layer){Overlay} overlay/Overlay.js, line 242

添加到指定图层

Name	Type	Description
`layer`	EntityLayer	指定图层

Returns:

Type	Description
Overlay

inherited fire(type, params){Overlay} overlay/Overlay.js, line 282

触发事件

Name	Type	Description
`type`	*
`params`	*

Returns:

Type	Description
Overlay

inherited off(type, callback, context){Overlay} overlay/Overlay.js, line 270

注销事件

Name	Type	Description
`type`	*	事件类型
`callback`	*	监听回调
`context`	*

Returns:

Type	Description
Overlay

inherited on(type, callback, context){Overlay} overlay/Overlay.js, line 257

注册事件

Name	Type	Description
`type`	*	事件类型
`callback`	*	监听回调
`context`	*

Returns:

Type	Description
Overlay

inherited remove(){Overlay} overlay/Overlay.js, line 229

从图层上移出

Returns:

Type	Description
Overlay

setBottomCircle(radius, style, rotateAmount){CustomLabel} overlay/custom/CustomLabel.js, line 160

设置底部圆样式

Name	Type	Description
`radius`	Number	半径
`style`	Object	样式可选属性
`rotateAmount`	Number	旋转角度

Returns:

Type	Description
CustomLabel

inherited setLabel(text, textStyle){Overlay} overlay/Overlay.js, line 205

设置文字标签

Name	Type	Description
`text`	Property \| string	指定文本的属性。支持显式换行符'\ n'。
`textStyle`	Object	text 样式

Returns:

Type	Description
Overlay

setStyle(style){CustomLabel} overlay/custom/CustomLabel.js, line 116

设置 CustomLabel 的样式,参照Label#setStyle

Name	Type	Description
`style`	Object	样式可选属性

Returns:

Type	Description
CustomLabel

setVLine(style){CustomLabel} overlay/custom/CustomLabel.js, line 132

设置垂直线的样式,参照Polyline#setStyle

Name	Type	Description
`style`	Object	样式可选属性

Returns:

Type	Description
CustomLabel