WmtsCogByRestLayer (COG-based REST-style WMTS Service Layer)

COG-based REST-style WMTS service layer.

Constructor

new ge3d.object.WmtsCogByRestLayer(options: any): WmtsCogByRestLayer

Parameters

Parameter	Type	Default	Description
url	Cesium.Resource/String	-	Base URL of WMTS GetTile operation or tile-URL template
format	String	'image/jpeg'	MIME type of tile image
layer	String	-	Layer name for WMTS request
style	String	-	Style name for WMTS request
tileMatrixSetID	String	-	Identifier of TileMatrixSet used for WMTS request
tileMatrixLabels	String[]	-	List of tile matrix identifiers
clock	Cesium.Clock	-	Clock instance for determining time dimension values
times	Cesium.TimeIntervalCollection	-	Object of time dynamic dimensions and their values
enablePickFeatures	Boolean	false	Whether to request vector object features
pickFeaturesUrl	Cesium.Resource/String	-	Corresponding WMS service URL for clicking to view vector object features
pickFeatures	Function	-	External custom click request processing for corresponding vector data
highlight	Object	-	Mouse click highlight display

COG Parameters

Parameter	Type	Description
bidx	string	Dataset band index (e.g., bidx=1, bidx=1&bidx=2&bidx=3)
expression	string	Rio tiler band math expression (e.g., expression=b1/b2)
nodata	string	Override internal nodata value
unscale	string	Apply dataset internal scale/offset
resampling	string	RasterIO resampling algorithm, default is nearest value
reproject	string	WarpKernel resampling algorithm (only used when reprojecting), default is nearest
rescale	string	Comma-separated min, max range
color_formula	string	Rio color formula
colormap	string	JSON-encoded custom color map
colormap_name	string	Rio tiler color map name
return_mask	string	Add mask to output data, default value is True
buffer	string	Buffer on both sides of given tile, must be multiple of 0.5
padding	string	Padding applied to each tile edge, default is 0
algorithm	string	Custom algorithm name (e.g., hillshade)
algorithm_params	string	JSON-encoded algorithm parameters

Properties

Property	Type	Description
alpha	any	Opacity, same as opacity, from 0.0 to 1.0
brightness	any	Brightness, range 0.0-1.0
contrast	any	Contrast, 1.0 uses unmodified image colors
gamma	any	Gamma correction value, 1.0 uses unmodified image colors
hue	any	Hue, 0.0 for unmodified image colors
saturation	any	Saturation, 1.0 uses unmodified image colors
id	any	Object id identifier
isAdded	boolean	Whether added to map
isDestroy	boolean	Whether destroyed
name	any	Name identifier
opacity	any	Opacity, range 0.0-1.0
rectangle	any	Tile data extent
show	any	Show/hide state
zIndex	any	Layer order, higher numbers on top
hasOpacity	boolean	Whether opacity can be adjusted
hasZIndex	boolean	Whether layer order can be adjusted

Methods

addEventListener

Bind layer events

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

addPosition

Add new coordinate point

addPosition(item: any): void

clear

Clear vector objects

clear(hasDestory?: boolean): void

destroy

Destroy current layer

destroy(noDel: any): void

flyTo

Fly to feature

flyTo(options: any): undefined | GeoJsonLayer

once

Event that is destroyed after being triggered once

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

removeEventListener

Remove bound events

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

setOpacity

Set opacity

setOpacity(value: any): void

setOptions

Set Options

setOptions(options?: any): this

toJSON

Convert to JSON

toJSON(): object