Class: Vector

SuperMap.Feature.Theme.Vector

The vector feature class.

new SuperMap.Feature.Theme.Vector(data, layer, style, options)

ThemeVector.js, line 24
Name Type Description
data SuperMap.Feature.Vector

User data, required. The format of the vector thematic elements is vector data feature.
layer SuperMap.Layer

The layer the theme element is in, required.
style Object

style.
options Object

The optional parameters when create thematic elements.

Name Type Default Description
nodesClipPixel number 2 optional

The node has a sparse pixel distance,unit is pixels.
isHoverAble boolean true optional

Whether the shape can be hover.
isMultiHover boolean true optional

Whether or not to use multi - Graphics highlighting,It's valid when isHoverAble is true.
isClickAble boolean true optional

Whether the shape can be clicked or not.
highlightStyle Object optional

The highlight Style.

Extends

Members

dataObject

{ReadOnly} User data, used to generate visible shape, and can define data format and type in the sub class. e.g.: <SuperMap.Feature.Vector> 。

dataBoundsSuperMap.Bounds

The geographic scope of user data.(feature.geometry)

highlightStyleObject

The highlight Style.

idstring

Unique identification of thematic elements

isClickAbleboolean

Whether the shape can be clicked or not, default true.

Default Value:
true

isMultiHoverboolean

Whether or not to use multi - Graphics highlighting,It's valid when isHoverAble is true, default true.

Default Value:
true

layerSuperMap.Layer.Theme

{ReadOnly} Thematic layer where thematic features are.

locationArray

Thematic feature pixel reference position. In general, it is determined by geographic reference. It is an array, the first element is x coordinate, and the second element is y coordinate.

lonlatSuperMap.LonLat

Thematic feature geographic reference position. In sub class, it is assigned by user data (or geographic position parameter).

nodesClipPixelnumber

The node has a sparse pixel distance, the default value of 2.

Default Value:
2

shapeOptionsObject

modify some properties to shape before adding to the renderer is not usually allowed to do so in a non special case.

shapesArray

{ReadOnly} The visible shape array by thematic features. The order of the array controls the render.

styleObject

Style of visual graphics. The object structure and the default attribute value are specified in the subclass.

Methods

inherited constructor(data, layer){SuperMap.Feature.Theme}

Theme.js, line 14

The Constructor.

Name Type Description
data Object

User data which is used to generate visible shape. Required.
layer SuperMap.Layer.Theme

The layer the theme element is in, required.
Returns:
Type Description
SuperMap.Feature.Theme Return a thematic feature.

inherited destroy()

Theme.js, line 75

Destroys thematic features.

inherited destroy()

Theme.js, line 75

Destroys thematic features.

geoTextToTF(geometry)

ThemeVector.js, line 577

Transform text feature.

Name Type Description
geometry SuperMap.Geometry

The geometric and geographic information of the user data must be GeoText.

getLocalXY(lonlat)

ThemeVector.js, line 654

The geographic coordinates are converted to pixel coordinates.

Name Type Description
lonlat SuperMap.LonLat

The geographical location of the thematic elements.

getShapesCount(){number}

ThemeVector.js, line 644

Get the number of visualization shape in the thematic elements.

Returns:
Type Description
number the number of visualization shape

lineToTF(geometry)

ThemeVector.js, line 159

Conversion line and line ring elements.

Name Type Description
geometry SuperMap.Geometry

User data geo geographic information, which must be LineString or LineRing.

multiLineStringToTF(geometry)

ThemeVector.js, line 320

Conversion of multi line elements.

Name Type Description
geometry SuperMap.Geometry

The geometric and geographic information of the user data must be MultiLineString.

multiPointToTF(geometry)

ThemeVector.js, line 236

Convert multipoint elements.

Name Type Description
geometry SuperMap.Geometry

The geometric and geographic information of the user data must be MultiPoint.

multiPolygonToTF(geometry)

ThemeVector.js, line 335

Convert multiPolygon elements.

Name Type Description
geometry SuperMap.Geometry

The geometric and geographic information of the user data must be MultiPolygon.

pointToTF(geometry)

ThemeVector.js, line 350

Convert point elements.

Name Type Description
geometry SuperMap.Geometry

The geometric and geographic information of the user data must be Point.

polygonToThemeFeature(geometry)

ThemeVector.js, line 398

Transform polygon feature.

Name Type Description
geometry SuperMap.Geometry

The geometric and geographic information of the user data must be Polygon.

rectangleToTF(geometry)

ThemeVector.js, line 521

Convert the rectangle feature.

Name Type Description
geometry SuperMap.Geometry

The geometric and geographic information of the user data must be Rectangle.

updateAndAddShapes()

ThemeVector.js, line 626

Modify the position, for map translation, this function is called after the map roaming operation.