Describes a polyline defined as the path made by an
Entity as it moves over time.
| 参数名称 | 类型 | 描述信息 |
|---|---|---|
options |
PathGraphics.ConstructorOptions | 可选 Object describing initialization options |
成员(属性)
readonly definitionChanged : Event
Gets the event that is raised whenever a property or sub-property is changed or modified.
distanceDisplayCondition : Property|undefined
Gets or sets the
DistanceDisplayCondition Property specifying at what distance from the camera that this path will be displayed.
leadTime : Property|undefined
Gets or sets the Property specifying the number of seconds in front of the object to show.
Gets or sets the Property specifying the material used to draw the path.
-
默认值:
Color.WHITE
resolution : Property|undefined
Gets or sets the Property specifying the maximum number of seconds to step when sampling the position.
-
默认值:
60
show : Property|undefined
Gets or sets the boolean Property specifying the visibility of the path.
-
默认值:
true
trailTime : Property|undefined
Gets or sets the Property specifying the number of seconds behind the object to show.
width : Property|undefined
Gets or sets the numeric Property specifying the width in pixels.
-
默认值:
1.0
方法
clone(result) → PathGraphics
Duplicates this instance.
| 参数名称 | 类型 | 描述信息 |
|---|---|---|
result |
PathGraphics | 可选 The object onto which to store the result. |
返回值:
The modified result parameter or a new instance if one was not provided.
Assigns each unassigned property on this object to the value
of the same property on the provided source object.
| 参数名称 | 类型 | 描述信息 |
|---|---|---|
source |
PathGraphics | The object to be merged into this object. |
定义的类型
Initialization options for the PathGraphics constructor
属性:
| 属性名称 | 类型 | 可选 | 默认值 | 描述信息 |
|---|---|---|---|---|
show |
Property | boolean |
<可选> |
true | A boolean Property specifying the visibility of the path. |
leadTime |
Property | number |
<可选> |
A Property specifying the number of seconds in front the object to show. | |
trailTime |
Property | number |
<可选> |
A Property specifying the number of seconds behind of the object to show. | |
width |
Property | number |
<可选> |
1.0 | A numeric Property specifying the width in pixels. |
resolution |
Property | number |
<可选> |
60 | A numeric Property specifying the maximum number of seconds to step when sampling the position. |
material |
MaterialProperty | Color |
<可选> |
Color.WHITE | A Property specifying the material used to draw the path. |
distanceDisplayCondition |
Property | DistanceDisplayCondition |
<可选> |
A Property specifying at what distance from the camera that this path will be displayed. |