com.gargoylesoftware.htmlunit.javascript.host.canvas

Class IntersectionObserver

java.lang.Object

net.sourceforge.htmlunit.corejs.javascript.ScriptableObject

com.gargoylesoftware.htmlunit.javascript.HtmlUnitScriptable

com.gargoylesoftware.htmlunit.javascript.host.canvas.IntersectionObserver

All Implemented Interfaces:

Serializable, Cloneable, net.sourceforge.htmlunit.corejs.javascript.ConstProperties, net.sourceforge.htmlunit.corejs.javascript.debug.DebuggableObject, net.sourceforge.htmlunit.corejs.javascript.Scriptable, net.sourceforge.htmlunit.corejs.javascript.SymbolScriptable

public class IntersectionObserver
extends HtmlUnitScriptable

A JavaScript object for IntersectionObserver.

Author:

Ahmed Ashour, Ronald Brill

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class net.sourceforge.htmlunit.corejs.javascript.ScriptableObject

net.sourceforge.htmlunit.corejs.javascript.ScriptableObject.KeyComparator

Field Summary

Fields inherited from class net.sourceforge.htmlunit.corejs.javascript.ScriptableObject

CONST, DONTENUM, EMPTY, PERMANENT, READONLY, UNINITIALIZED_CONST

Fields inherited from interface net.sourceforge.htmlunit.corejs.javascript.Scriptable

NOT_FOUND

Constructor Summary

Constructors

Constructor and Description
IntersectionObserver() Default constructor.

Method Summary

Modifier and Type	Method and Description
void	disconnect() Disconnects.
void	observe(Element target) Observes the target.
Object	takeRecords() Takes records.
void	unobserve(Element target) Removes the target from observation.

Methods inherited from class com.gargoylesoftware.htmlunit.javascript.HtmlUnitScriptable

clone, equivalentValues, get, getBrowserVersion, getClassName, getDefaultValue, getDomNodeOrDie, getDomNodeOrNull, getPrototype, getScriptableFor, getStartingScope, getWindow, getWindow, getWithPreemption, has, hasInstance, initParentScope, makeScriptableFor, put, setClassName, setDomNode, setDomNode, setParentScope

Methods inherited from class net.sourceforge.htmlunit.corejs.javascript.ScriptableObject

applyDescriptorToAttributeBitset, associateValue, avoidObjectDetection, buildDataDescriptor, callMethod, callMethod, checkPropertyChange, checkPropertyDefinition, defineClass, defineClass, defineClass, defineConst, defineConstProperty, defineFunctionProperties, defineOwnProperties, defineOwnProperty, defineOwnProperty, defineProperty, defineProperty, defineProperty, defineProperty, defineProperty, defineProperty, delete, delete, delete, deleteProperty, deleteProperty, ensureScriptable, ensureScriptableObject, ensureSymbolScriptable, get, get, get, getAllIds, getArrayPrototype, getAssociatedValue, getAttributes, getAttributes, getAttributes, getAttributes, getAttributes, getClassPrototype, getDefaultValue, getExternalArrayData, getExternalArrayLength, getFunctionPrototype, getGeneratorFunctionPrototype, getGetterOrSetter, getGetterOrSetter, getIds, getObjectPrototype, getOwnPropertyDescriptor, getParentScope, getProperty, getProperty, getProperty, getPropertyIds, getPrototype, getTopLevelScope, getTopScopeValue, getTypedProperty, getTypedProperty, getTypeOf, has, has, hasProperty, hasProperty, hasProperty, isAccessorDescriptor, isConst, isDataDescriptor, isEmpty, isExtensible, isFalse, isGenericDescriptor, isGetterOrSetter, isSealed, isTrue, preventExtensions, put, put, putConst, putConstProperty, putProperty, putProperty, putProperty, querySlot, redefineProperty, sameValue, sealObject, setAttributes, setAttributes, setAttributes, setAttributes, setAttributes, setCommonDescriptorProperties, setExternalArrayData, setGetterOrSetter, setPrototype, size

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IntersectionObserver

public IntersectionObserver()

Default constructor.

Method Detail

observe

public void observe(Element target)

Observes the target.

Parameters:

target - the target

unobserve

public void unobserve(Element target)

Removes the target from observation.

Parameters:

target - the target

disconnect

public void disconnect()

Disconnects.

takeRecords

public Object takeRecords()

Takes records.

Returns:

the records