描述定义为线带和沿线挤压的相应二维形状的折线体积。生成的体积符合地球的曲率。 Describes a polyline volume defined as a line strip and corresponding two dimensional shape which is extruded along it. The resulting volume conforms to the curvature of the globe.
| 名称 Name | 类型 Type | 说明 Description |
|---|---|---|
options |
PolylineVolumeGraphics.ConstructorOptions | 可选 optional 描述初始化选项的对象 Object describing initialization options |
演示: Demo:
另见: See:
成员 Members
cornerType : Property|undefined
-
默认值: Default Value:
CornerType.ROUNDED
readonly definitionChanged : Event
获取每当更改或修改属性或子属性时引发的事件。 Gets the event that is raised whenever a property or sub-property is changed or modified.
distanceDisplayCondition : Property|undefined
获取或设置 Gets or sets the
DistanceDisplayCondition 属性指定该体积将在距相机的距离处显示。 Property specifying at what distance from the camera that this volume will be displayed.
fill : Property|undefined
获取或设置布尔属性,指定体积是否填充有提供的材料。 Gets or sets the boolean Property specifying whether the volume is filled with the provided material.
-
默认值: Default Value:
true
granularity : Property|undefined
获取或设置指定体积上点之间的角距离的数字属性。 Gets or sets the numeric Property specifying the angular distance between points on the volume.
-
默认值: Default Value:
{CesiumMath.RADIANS_PER_DEGREE}
获取或设置指定用于填充体积的材质的属性。 Gets or sets the Property specifying the material used to fill the volume.
-
默认值: Default Value:
Color.WHITE
outline : Property|undefined
获取或设置指定体积是否为轮廓的属性。 Gets or sets the Property specifying whether the volume is outlined.
-
默认值: Default Value:
false
outlineColor : Property|undefined
-
默认值: Default Value:
Color.BLACK
outlineWidth : Property|undefined
获取或设置指定轮廓宽度的数字属性。 Gets or sets the numeric Property specifying the width of the outline.
注意:此属性在 Windows 平台上的所有主要浏览器上都将被忽略。有关详细信息,请参阅(@link https://github.com/CesiumGS/cesium/issues/40}。 Note: This property will be ignored on all major browsers on Windows platforms. For details, see (@link https://github.com/CesiumGS/cesium/issues/40}.
-
默认值: Default Value:
1.0
positions : Property|undefined
获取或设置指定数组的属性 Gets or sets the Property specifying the array of
Cartesian3 定义线带的位置。 positions which define the line strip.
shadows : Property|undefined
获取或设置枚举属性,指定体积是否投射或接收来自光源的阴影。 Get or sets the enum Property specifying whether the volume casts or receives shadows from light sources.
-
默认值: Default Value:
ShadowMode.DISABLED
shape : Property|undefined
获取或设置指定数组的属性 Gets or sets the Property specifying the array of
Cartesian2 定义要挤出的形状的位置。 positions which define the shape to be extruded.
show : Property|undefined
获取或设置指定卷可见性的布尔属性。 Gets or sets the boolean Property specifying the visibility of the volume.
-
默认值: Default Value:
true
方法 Methods
复制此实例。 Duplicates this instance.
| 名称 Name | 类型 Type | 说明 Description |
|---|---|---|
result |
PolylineVolumeGraphics | 可选 optional 用于存储结果的对象。 The object onto which to store the result. |
返回: Returns:
修改后的结果参数或新实例(如果未提供)。 The modified result parameter or a new instance if one was not provided.
将此对象上每个未分配的属性分配给所提供的源对象上相同属性的值。 Assigns each unassigned property on this object to the value of the same property on the provided source object.
| 名称 Name | 类型 Type | 说明 Description |
|---|---|---|
source |
PolylineVolumeGraphics | 要合并到此对象中的对象。 The object to be merged into this object. |
类型定义 Type Definitions
PolylineVolumeGraphics 构造函数的初始化选项 Initialization options for the PolylineVolumeGraphics constructor
属性: Properties:
| 名称 Name | 类型 Type | Attributes | 默认值 Default | 说明 Description |
|---|---|---|---|---|
show |
Property | boolean |
<可选> <optional> |
true | 指定卷可见性的布尔属性。 A boolean Property specifying the visibility of the volume. |
positions |
Property | Array.<Cartesian3> |
<可选> <optional> |
指定数组的属性 A Property specifying the array of Cartesian3 定义线带的位置。 positions which define the line strip. |
|
shape |
Property | Array.<Cartesian2> |
<可选> <optional> |
指定数组的属性 A Property specifying the array of Cartesian2 定义要挤出的形状的位置。 positions which define the shape to be extruded. |
|
cornerType |
Property | CornerType |
<可选> <optional> |
CornerType.ROUNDED | A CornerType 属性指定角的样式。 Property specifying the style of the corners. |
granularity |
Property | number |
<可选> <optional> |
Cesium.Math.RADIANS_PER_DEGREE | 指定每个纬度和经度点之间的角距离的数字属性。 A numeric Property specifying the angular distance between each latitude and longitude point. |
fill |
Property | boolean |
<可选> <optional> |
true | 一个布尔属性,指定体积是否填充有提供的材料。 A boolean Property specifying whether the volume is filled with the provided material. |
material |
MaterialProperty | Color |
<可选> <optional> |
Color.WHITE | 指定用于填充体积的材料的属性。 A Property specifying the material used to fill the volume. |
outline |
Property | boolean |
<可选> <optional> |
false | 一个布尔属性,指定体积是否为轮廓。 A boolean Property specifying whether the volume is outlined. |
outlineColor |
Property | Color |
<可选> <optional> |
Color.BLACK | 指定的属性 A Property specifying the Color 的轮廓。 of the outline. |
outlineWidth |
Property | number |
<可选> <optional> |
1.0 | 指定轮廓宽度的数字属性。 A numeric Property specifying the width of the outline. |
shadows |
Property | ShadowMode |
<可选> <optional> |
ShadowMode.DISABLED | 一个枚举属性,指定体积是否投射或接收来自光源的阴影。 An enum Property specifying whether the volume casts or receives shadows from light sources. |
distanceDisplayCondition |
Property | DistanceDisplayCondition |
<可选> <optional> |
一个属性,指定该体积将在距相机的距离处显示。 A Property specifying at what distance from the camera that this volume will be displayed. |
