Class: ViewShed3D

可视域分析，鼠标左键锚点绘制，绘制过程中鼠标右键取消

Table of contents

Constructors

• constructor

Properties

• viewPosition
• frustumQuaternion
• radar

Accessors

• horizontalAngle
• verticalAngle
• distance
• visibleAreaColor
• hiddenAreaColor
• alpha
• show
• reflectionImageData
• cameraPosition

Methods

• start
• destroy

Constructors

constructor

• new ViewShed3D(viewer, options?): ViewShed3D

可视域分析，鼠标左键锚点绘制，绘制过程中鼠标右键取消

Parameters

Name	Type	Description
viewer	Viewer	视图实例
options?	ViewShed3DOptionsProps	初始化选项

Returns

ViewShed3D

Defined in

src/analysis/ViewShed3D.ts:155

Properties

viewPosition

• viewPosition: Cartesian3

Defined in

src/analysis/ViewShed3D.ts:115

---

frustumQuaternion

• frustumQuaternion: Quaternion

相机当前旋转四元数

Memberof

ViewShed3D

Defined in

src/analysis/ViewShed3D.ts:131

---

radar

• radar: Entity

获取创建的雷达图部分

Memberof

ViewShed3D

Defined in

src/analysis/ViewShed3D.ts:139

Accessors

horizontalAngle

• get horizontalAngle(): number

水平张角

Returns

number

Memberof

ViewShed3D

Defined in

src/analysis/ViewShed3D.ts:706

• set horizontalAngle(e): void

Parameters

Name	Type
e	number

Returns

void

Defined in

src/analysis/ViewShed3D.ts:710

---

verticalAngle

• get verticalAngle(): number

垂直张角

Returns

number

Memberof

ViewShed3D

Defined in

src/analysis/ViewShed3D.ts:720

• set verticalAngle(e): void

Parameters

Name	Type
e	number

Returns

void

Defined in

src/analysis/ViewShed3D.ts:724

---

distance

• get distance(): number

可视距离

Returns

number

Memberof

ViewShed3D

Defined in

src/analysis/ViewShed3D.ts:734

• set distance(value): void

Parameters

Name	Type
value	number

Returns

void

Defined in

src/analysis/ViewShed3D.ts:738

---

visibleAreaColor

• get visibleAreaColor(): Color

可视区域颜色

Returns

Color

Memberof

ViewShed3D

Defined in

src/analysis/ViewShed3D.ts:747

• set visibleAreaColor(e): void

Parameters

Name	Type
e	Color

Returns

void

Defined in

src/analysis/ViewShed3D.ts:751

---

hiddenAreaColor

• get hiddenAreaColor(): Color

不可视区域颜色

Returns

Color

Memberof

ViewShed3D

Defined in

src/analysis/ViewShed3D.ts:760

• set hiddenAreaColor(e): void

Parameters

Name	Type
e	Color

Returns

void

Defined in

src/analysis/ViewShed3D.ts:764

---

alpha

• get alpha(): number

透明度 [0-1]

Returns

number

Memberof

ViewShed3D

Defined in

src/analysis/ViewShed3D.ts:773

• set alpha(e): void

Parameters

Name	Type
e	number

Returns

void

Defined in

src/analysis/ViewShed3D.ts:777

---

show

• get show(): boolean

显示/隐藏

Returns

boolean

Memberof

ViewShed3D

Defined in

src/analysis/ViewShed3D.ts:786

• set show(e): void

Parameters

Name	Type
e	boolean

Returns

void

Defined in

src/analysis/ViewShed3D.ts:790

---

reflectionImageData

• get reflectionImageData(): ImageData

相机可视范围图像

Returns

ImageData

Memberof

ViewShed3D

Defined in

src/analysis/ViewShed3D.ts:801

---

cameraPosition

• get cameraPosition(): Cartesian3

相机位置

Returns

Cartesian3

Memberof

ViewShed3D

Defined in

src/analysis/ViewShed3D.ts:811

Methods

start

▸ start(): void

开始分析，鼠标左键锚点绘制，绘制过程中鼠标右键取消

Returns

void

Defined in

src/analysis/ViewShed3D.ts:211

---

destroy

▸ destroy(): void

销毁

Returns

void

Defined in

src/analysis/ViewShed3D.ts:225