CzmlDataSource

Members

<static> updaters :Array

Gets the array of CZML processing functions.

Methods

getChangedEvent

Gets an event that will be raised when non-time-varying data changes or if the return value of getIsTimeVarying changes.

Returns:

Event The event.

getClock

Gets the top level clock defined in CZML or the availability of the underlying data if no clock is defined. If the CZML document only contains infinite data, undefined will be returned. If the return value of this function changes, the changed event will be raised.

Returns:

DynamicClock The clock associated with the current CZML data, or undefined if none exists.

getDynamicObjectCollection

Gets the DynamicObjectCollection generated by this data source.

Returns:

DynamicObjectCollection The collection of objects generated by this data source.

getErrorEvent

Gets an event that will be raised if an error is encountered during processing.

Returns:

Event The event.

getIsTimeVarying

Gets a value indicating if the data varies with simulation time. If the return value of this function changes, the changed event will be raised.

Returns:

Boolean True if the data is varies with simulation time, false otherwise.

getName

Gets the name of this data source. If the return value of this function changes, the changed event will be raised.

Returns:

String The name.

<static> processMaterialPacketData

A helper function used by custom CZML updater functions which creates or updates a MaterialProperty from a CZML packet.

Parameters:

Name	Type	Argument	Description
object	Object		The object on which the property will be added or updated.
propertyName	String		The name of the property on the object.
packetData	Object		The CZML packet being processed.y
interval	TimeInterval	<optional>	A constraining interval for which the data is valid.
sourceUri	String	<optional>	The originating uri of the data being processed.

Returns:

Boolean True if a new property was created, false otherwise.

<static> processPacketData

A helper function used by custom CZML updater functions which creates or updates a Property from a CZML packet.

Parameters:

Name	Type	Argument	Description
type	Function		The constructor function for the property being processed.
object	Object		The object on which the property will be added or updated.
propertyName	String		The name of the property on the object.
packetData	Object		The CZML packet being processed.y
interval	TimeInterval	<optional>	A constraining interval for which the data is valid.
sourceUri	String	<optional>	The originating uri of the data being processed.

Returns:

Boolean True if a new property was created, false otherwise.

<static> processPositionPacketData

A helper function used by custom CZML updater functions which creates or updates a PositionProperty from a CZML packet.

Parameters:

Name	Type	Argument	Description
object	Object		The object on which the property will be added or updated.
propertyName	String		The name of the property on the object.
packetData	Object		The CZML packet being processed.y
interval	TimeInterval	<optional>	A constraining interval for which the data is valid.
sourceUri	String	<optional>	The originating uri of the data being processed.

Returns:

Boolean True if a new property was created, false otherwise.

<static> prototype.load

Replaces any existing data with the provided CZML.

Parameters:

Name	Type	Description
czml	Object	The CZML to be processed.
source	String	The source of the CZML.

<static> prototype.loadUrl

Asynchronously loads the CZML at the provided url, replacing any existing data.

Parameters:

Name	Type	Description
url	Object	The url to be processed.

Returns:

Promise a promise that will resolve when the CZML is processed.

<static> prototype.process

Processes the provided CZML without clearing any existing data.

Parameters:

Name	Type	Description
czml	Object	The CZML to be processed.
source	String	The source of the CZML.

<static> prototype.processUrl

Asynchronously processes the CZML at the provided url without clearing any existing data.

Parameters:

Name	Type	Description
url	Object	The url to be processed.

Returns:

Promise a promise that will resolve when the CZML is processed.