Class HTMLCanvasElement
java.lang.Object
org.htmlunit.corejs.javascript.ScriptableObject
org.htmlunit.javascript.HtmlUnitScriptable
org.htmlunit.javascript.host.event.EventTarget
org.htmlunit.javascript.host.dom.Node
org.htmlunit.javascript.host.Element
org.htmlunit.javascript.host.html.HTMLElement
org.htmlunit.javascript.host.html.HTMLCanvasElement
- All Implemented Interfaces:
Serializable
,Cloneable
,org.htmlunit.corejs.javascript.ConstProperties
,org.htmlunit.corejs.javascript.debug.DebuggableObject
,org.htmlunit.corejs.javascript.Scriptable
,org.htmlunit.corejs.javascript.SymbolScriptable
The JavaScript object
HTMLCanvasElement
.- See Also:
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Nested Class Summary
Nested classes/interfaces inherited from class org.htmlunit.javascript.host.html.HTMLElement
HTMLElement.ProxyDomNode
Nested classes/interfaces inherited from class org.htmlunit.corejs.javascript.ScriptableObject
org.htmlunit.corejs.javascript.ScriptableObject.KeyComparator
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Field Summary
FieldsFields inherited from class org.htmlunit.javascript.host.dom.Node
ATTRIBUTE_NODE, CDATA_SECTION_NODE, COMMENT_NODE, DOCUMENT_FRAGMENT_NODE, DOCUMENT_NODE, DOCUMENT_POSITION_CONTAINED_BY, DOCUMENT_POSITION_CONTAINS, DOCUMENT_POSITION_DISCONNECTED, DOCUMENT_POSITION_FOLLOWING, DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC, DOCUMENT_POSITION_PRECEDING, DOCUMENT_TYPE_NODE, ELEMENT_NODE, ENTITY_NODE, ENTITY_REFERENCE_NODE, NOTATION_NODE, PROCESSING_INSTRUCTION_NODE, TEXT_NODE
Fields inherited from class org.htmlunit.corejs.javascript.ScriptableObject
CONST, DONTENUM, EMPTY, PERMANENT, READONLY, UNINITIALIZED_CONST
Fields inherited from interface org.htmlunit.corejs.javascript.Scriptable
NOT_FOUND
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptiongetContext
(String contextId) Gets the context.int
Returns theheight
property.(package private) static Integer
int
getWidth()
Returns thewidth
property.void
JavaScript constructor.void
setHeight
(int height) Sets theheight
property.void
setWidth
(int width) Sets thewidth
property.Get the data: URL representation of the Canvas element.Methods inherited from class org.htmlunit.javascript.host.html.HTMLElement
blur, click, focus, getAccessKey, getAlign, getAttributeNode, getAutofocus, getBoundingClientRect, getCh, getChOff, getContentEditable, getDataset, getDir, getDomNodeOrDie, getDomNodeOrNull, getEnterKeyHint, getForm, getInnerText, getLang, getLocalName, getName, getNodeName, getOffsetHeight, getOffsetLeft, getOffsetParent_js, getOffsetTop, getOffsetWidth, getOnabort, getOnanimationcancel, getOnanimationend, getOnanimationiteration, getOnanimationstart, getOnauxclick, getOnblur, getOncancel, getOncanplay, getOncanplaythrough, getOnchange, getOnclick, getOnclose, getOncontextmenu, getOncopy, getOncuechange, getOncut, getOndblclick, getOndrag, getOndragend, getOndragenter, getOndragleave, getOndragover, getOndragstart, getOndrop, getOndurationchange, getOnemptied, getOnended, getOnerror, getOnfocus, getOngotpointercapture, getOninput, getOninvalid, getOnkeydown, getOnkeypress, getOnkeyup, getOnload, getOnloadeddata, getOnloadedmetadata, getOnloadstart, getOnlostpointercapture, getOnmousedown, getOnmouseenter, getOnmouseleave, getOnmousemove, getOnmouseout, getOnmouseover, getOnmouseup, getOnmousewheel, getOnmozfullscreenchange, getOnmozfullscreenerror, getOnpaste, getOnpause, getOnplay, getOnplaying, getOnpointercancel, getOnpointerdown, getOnpointerenter, getOnpointerleave, getOnpointermove, getOnpointerout, getOnpointerover, getOnpointerup, getOnprogress, getOnratechange, getOnreset, getOnresize, getOnscroll, getOnscrollend, getOnseeked, getOnseeking, getOnselect, getOnselectionchange, getOnselectstart, getOnstalled, getOnsubmit, getOnsuspend, getOntimeupdate, getOntoggle, getOntransitioncancel, getOntransitionend, getOntransitionrun, getOntransitionstart, getOnvolumechange, getOnwaiting, getOnwheel, getOuterText, getParentHTMLElement, getPosX, getPosY, getPrefix, getStyle, getTabIndex, getTitle, getVAlign, getValue, getWidthOrHeight, isAncestorOfEventTarget, isDisabled, isEndTagForbidden, isHidden, isIsContentEditable, isLowerCaseInOuterHtml, isSpellcheck, setAccessKey, setAlign, setAttribute, setAutofocus, setCh, setChOff, setColorAttribute, setContentEditable, setDir, setDisabled, setDomNode, setEnterKeyHint, setHidden, setInnerText, setLang, setName, setOnabort, setOnanimationcancel, setOnanimationend, setOnanimationiteration, setOnanimationstart, setOnauxclick, setOnblur, setOncancel, setOncanplay, setOncanplaythrough, setOnchange, setOnclick, setOnclose, setOncontextmenu, setOncopy, setOncuechange, setOncut, setOndblclick, setOndrag, setOndragend, setOndragenter, setOndragleave, setOndragover, setOndragstart, setOndrop, setOndurationchange, setOnemptied, setOnended, setOnerror, setOnfocus, setOngotpointercapture, setOninput, setOninvalid, setOnkeydown, setOnkeypress, setOnkeyup, setOnload, setOnloadeddata, setOnloadedmetadata, setOnloadstart, setOnlostpointercapture, setOnmousedown, setOnmouseenter, setOnmouseleave, setOnmousemove, setOnmouseout, setOnmouseover, setOnmouseup, setOnmousewheel, setOnmozfullscreenchange, setOnmozfullscreenerror, setOnpaste, setOnpause, setOnplay, setOnplaying, setOnpointercancel, setOnpointerdown, setOnpointerenter, setOnpointerleave, setOnpointermove, setOnpointerout, setOnpointerover, setOnpointerup, setOnprogress, setOnratechange, setOnreset, setOnresize, setOnscroll, setOnscrollend, setOnseeked, setOnseeking, setOnselect, setOnselectionchange, setOnselectstart, setOnstalled, setOnsubmit, setOnsuspend, setOntimeupdate, setOntoggle, setOntransitioncancel, setOntransitionend, setOntransitionrun, setOntransitionstart, setOnvolumechange, setOnwaiting, setOnwheel, setOuterText, setSpellcheck, setStyle, setTabIndex, setTextContent, setTitle, setVAlign, setValue, setWidthOrHeight, toString
Methods inherited from class org.htmlunit.javascript.host.Element
after, append, before, closest, createAttributesObject, createEventHandler, getAttribute, getAttributeNodeNS, getAttributeNS, getAttributes, getChildElementCount, getChildren, getClassList, getClassName_js, getClientHeight, getClientLeft, getClientRects, getClientTop, getClientWidth, getElementsByClassName, getElementsByTagName, getElementsByTagNameNS, getFirstElementChild, getId, getInnerHTML, getInnerHTML, getLastElementChild, getNamespaceURI, getNextElementSibling, getOnbeforecopy, getOnbeforecut, getOnbeforepaste, getOnsearch, getOnwebkitfullscreenchange, getOnwebkitfullscreenerror, getOuterHTML, getParentElement, getPreviousElementSibling, getScrollHeight, getScrollLeft, getScrollTop, getScrollWidth, getTagName, hasAttribute, hasAttributeNS, hasAttributes, innerHTML, insertAdjacentElement, insertAdjacentHTML, insertAdjacentText, isDisplayNone, matches, mozMatchesSelector, prepend, printChildren, printNode, querySelector, querySelectorAll, releaseCapture, remove, removeAttribute, removeAttributeNode, removeAttributeNS, replaceChildren, replaceWith, scroll, scrollBy, scrollIntoView, scrollIntoViewIfNeeded, scrollTo, setAttributeNode, setAttributeNS, setCapture, setClassName_js, setId, setInnerHTML, setOnbeforecopy, setOnbeforecut, setOnbeforepaste, setOnsearch, setOnwebkitfullscreenchange, setOnwebkitfullscreenerror, setOuterHTML, setScrollLeft, setScrollTop, toggleAttribute, webkitMatchesSelector
Methods inherited from class org.htmlunit.javascript.host.dom.Node
after, append, appendChild, before, cloneNode, compareDocumentPosition, contains, getBaseURI, getChildNodes, getFirstChild, getJavaScriptNode, getLastChild, getNextSibling, getNodeType, getNodeValue, getOwnerDocument, getParent, getParentNode, getPreviousSibling, getRootNode, getTextContent, hasChildNodes, insertBefore, insertBeforeImpl, isEqualNode, isSameNode, normalize, prepend, removeChild, replaceChild, replaceChildren, replaceWith, setNodeValue
Methods inherited from class org.htmlunit.javascript.host.event.EventTarget
addEventListener, clearEventListenersContainer, dispatchEvent, executeEventLocally, fireEvent, getEventHandler, getEventListenersContainer, hasEventHandlers, isEventHandlerOnWindow, removeEventListener, setEventHandler
Methods inherited from class org.htmlunit.javascript.HtmlUnitScriptable
clone, equivalentValues, get, getBrowserVersion, getClassName, getDefaultValue, getPrototype, getScriptableFor, getStartingScope, getWindow, getWindow, getWithPreemption, has, hasInstance, initParentScope, makeScriptableFor, put, setClassName, setDomNode, setParentScope, setupPromise, setupRejectedPromise
Methods inherited from class org.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, defineProperty, delete, delete, delete, deleteProperty, 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
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Field Details
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context2d_
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Constructor Details
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HTMLCanvasElement
public HTMLCanvasElement()Creates an instance.
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Method Details
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jsConstructor
public void jsConstructor()JavaScript constructor.- Overrides:
jsConstructor
in classHTMLElement
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getWidth
public int getWidth()Returns thewidth
property.- Returns:
- the
width
property
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getValue
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setWidth
public void setWidth(int width) Sets thewidth
property.- Parameters:
width
- thewidth
property
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getHeight
public int getHeight()Returns theheight
property.- Returns:
- the
height
property
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setHeight
public void setHeight(int height) Sets theheight
property.- Parameters:
height
- theheight
property
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getContext
Gets the context.- Parameters:
contextId
- the context id- Returns:
- Returns an object that exposes an API for drawing on the canvas, or null if the given context ID is not supported
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toDataURL
Get the data: URL representation of the Canvas element. Here we return an empty image.- Parameters:
type
- the type (optional)- Returns:
- the data URL
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