CirclePrimitive (Circle Primitive Vector Object)

Circle primitive vector object.

Constructor

new ge3d.feature.CirclePrimitive(options?: any): CirclePrimitive

Parameters

StyleOptions

Parameter	Type	Default	Description
radius	Number	100	Radius
height	Number	0	Elevation, height of circle relative to ellipsoid surface
diffHeight	Number	100	Height difference (cylinder's own height), mutually exclusive with extrudedHeight
extrudedHeight	number	-	Specify height of extruded surface of circle relative to ellipsoid
stRotation	Number	0	Ellipse texture angle (radians), 0 is north, counterclockwise
stRotationDegree	Number	0	Ellipse texture angle (degrees, 0-360), mutually exclusive with stRotation
granularity	number	Cesium.Math.RADIANS_PER_DEGREE	Specify angular distance between points on ellipse
materialType	String	"Color"	Fill material type, options: MaterialType
material	Material	-	Material used for filling, overrides materialType and material parameters when specified
color	String/Cesium.Color	"#00FF00"	Color
opacity	Number	1.0	Opacity, range 0.0-1.0
outline	Boolean	false	Whether to have outline
outlineColor	String/Cesium.Color	"#ffffff"	Outline color
outlineOpacity	Number	0.6	Outline opacity
materialSupport	Cesium.MaterialAppearance.MaterialSupportType	Cesium.MaterialAppearance.MaterialSupport.TEXTURED	Material types that will be supported
clampToGround	String	false	Whether to clamp to ground
classificationType	Cesium.ClassificationType	Cesium.ClassificationType.BOTH	Specify coverage type when clamped to ground
classification	Boolean	false	Whether it is ClassificationPrimitive
setHeight	Number	0	Specify coordinate height value (commonly used in layer configuration)
addHeight	Number	0	Height value added to existing coordinates (commonly used in layer configuration)
highlight	CirclePrimitive.StyleOptions	-	Highlight style on hover or click
label	LabelEntity.StyleOptions	-	Support for additional text display

Constructor Parameters

Parameter	Type	Description
position	LatLngPoint/Cesium.Cartesian3	Coordinate position
style	CirclePrimitive.StyleOptions	Style information
attr	Object	Additional attribute information, can add any attributes
modelMatrix	Cesium.Matrix4	4x4 transformation matrix that transforms primitive (all geometry instances) from model to world coordinates

Properties

Property	Type	Description
attr	any	Attribute information
center	any	Center point coordinates (Cartesian coordinates)
centerPoint	LatLngPoint	Center point coordinates (latitude and longitude coordinates)
distance	number	Length
heading	any	Direction angle around, 0-360 degree angle value
height	number	Height value corresponding to coordinates (unit: meters)
id	any	Object id identifier
isAdded	boolean	Whether added to layer
isDestroy	boolean	Whether destroyed
label	any	Additional label text object
modelMatrix	any	4x4 transformation matrix that transforms primitive (all geometry instances) from model to world coordinates
name	any	Name (can be repeated)
radius	any	Circle radius (unit: meters)
point	LatLngPoint	Position coordinates
roll	any	Roll angle, left-right tilt angle, 0-360 degree angle value
style	any	Style information

Methods

getOutlineCoordinates

Get boundary coordinates

getOutlineCoordinates(param1?: boolean, param2?: any, param3?: any): any[]

isInPoly

Determine if point is inside circle

isInPoly(position: Cartesian3): boolean

addEventListener

Add feature events

addEventListener(types: any, fn: any, context?: any): this

clampToGround

Asynchronously calculate and update coordinates for ground clamping (or model clamping)

clampToGround(options?: any): BillboardPrimitive

clear

Clear features

clear(): void

closeHighlight

Clear selected highlight

closeHighlight(): void

destroy

Destroy features

destroy(noDel?: boolean): void

flyTo

Fly to view angle where data is located

flyTo(options?: any): undefined | BillboardPrimitive

getCoordinate

Position coordinates (array object), example [113.123456,31.123456,30.1]

getCoordinate(noAlt?: undefined): any[]

getPosition

Position coordinates (Cartesian coordinates), can pass LatLngPoint object when assigning

getPosition(): any

setStyle

Set style information

setStyle(style: any): void

remove

Remove object

remove(): void