com.gargoylesoftware.htmlunit.javascript.host.html
Class HTMLCanvasElement

java.lang.Object
  net.sourceforge.htmlunit.corejs.javascript.ScriptableObject
      com.gargoylesoftware.htmlunit.javascript.SimpleScriptable
          com.gargoylesoftware.htmlunit.javascript.host.Node
              com.gargoylesoftware.htmlunit.javascript.host.EventNode
                  com.gargoylesoftware.htmlunit.javascript.host.Element
                      com.gargoylesoftware.htmlunit.javascript.host.html.HTMLElement
                          com.gargoylesoftware.htmlunit.javascript.host.html.HTMLCanvasElement

All Implemented Interfaces:

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

public class HTMLCanvasElement
extends HTMLElement

A JavaScript object for HtmlCanvas.

Version:

$Revision: 8931 $

Author:

Ahmed Ashour, Ronald Brill, Frank Danek

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class com.gargoylesoftware.htmlunit.javascript.host.html.HTMLElement

HTMLElement.ProxyDomNode

Field Summary

Fields inherited from class com.gargoylesoftware.htmlunit.javascript.host.html.HTMLElement

BEHAVIOR_ID_CLIENT_CAPS, BEHAVIOR_ID_DOWNLOAD, BEHAVIOR_ID_HOMEPAGE

Fields inherited from class com.gargoylesoftware.htmlunit.javascript.host.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 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

HTMLCanvasElement()

Method Summary

Object	getContext(String contextId) Gets the context.
int	getHeight() Returns the "height" property.
int	getWidth() Returns the "width" property.
void	setHeight(String height) Sets the "height" property.
void	setWidth(String width) Sets the "width" property.
String	toDataURL(String type) Get the data: URL representation of the Canvas element.

Methods inherited from class com.gargoylesoftware.htmlunit.javascript.host.html.HTMLElement

addBehavior, addComponentRequest, blur, clearAttributes, clearComponentRequest, click, compareVersions, createEventHandler, createTextRange, dispatchEvent, doComponentRequest, doScroll, fixAttributeName, focus, get, getAccessKey, getAlign, getAll, getAttribute, getAttributeNode, getAttributeNodeNS, getAvailHeight, getAvailWidth, getBoundingClientRect, getBoxObject, getBufferDepth, getCh, getChildren, getChOff, getClassList, getClassName_js, getClientHeight, getClientLeft, getClientRects, getClientTop, getClientWidth, getColorDepth, getComponentVersion, getConnectionType, getCookieEnabled, getCpuClass, getDataset, getDefaultStyleDisplay, getDir, getDisabled, getDocument, getDomNodeOrDie, getDomNodeOrNull, getElementsByClassName, getFilters, getId, getInnerHTML, getInnerText, getJavaEnabled, getLang, getLanguage, getLocalName, getNodeName, getOffsetHeight, getOffsetLeft, getOffsetParent_js, getOffsetTop, getOffsetWidth, getOnchange, getOnsubmit, getOuterHTML, getParentElement, getParentHTMLElement, getPlatform, getPosX, getPosY, getPrefix, getScopeName, getScrollHeight, getScrollLeft, getScrollTop, getScrollWidth, getSpellcheck, getSystemLanguage, getTabIndex, getTagName, getTagUrn, getTitle, getUniqueID, getUserLanguage, getVAlign, getWidthOrHeight, getWithFallback, hasAttribute, insertAdjacentElement, insertAdjacentHTML, insertAdjacentText, isAncestorOfEventTarget, isAttributeName, isComponentInstalled, isEndTagForbidden, isHomePage, isLowerCaseInOuterHtml, mergeAttributes, navigateHomePage, parseHtmlSnippet, querySelector, querySelectorAll, readAttributes, removeAttributeNode, removeBehavior, removeExpression, removeNode, scrollIntoView, setAccessKey, setActive, setAlign, setAttribute, setCh, setChOff, setClassName, setColorAttribute, setDir, setDisabled, setDomNode, setExpression, setHomePage, setId, setInnerHTML, setInnerText, setInnerTextImpl, setLang, setLanguage, setOnchange, setOnsubmit, setOuterHTML, setScrollLeft, setScrollTop, setSpellcheck, setTabIndex, setTagUrn, setTextContent, setTitle, setVAlign, setWidthOrHeight, startDownload, toString

Methods inherited from class com.gargoylesoftware.htmlunit.javascript.host.Element

createAttributesObject, getAttributeNS, getAttributes, getBaseURI, getChildElementCount, getCurrentStyle, getElementsByTagName, getElementsByTagNameNS, getFirstElementChild, getLastElementChild, getNextElementSibling, getPreviousElementSibling, getRuntimeStyle, getStyle, getText, hasAttributeNS, removeAttribute, removeAttributeNS, selectNodes, selectSingleNode, setAttributeNode, setAttributeNS, setDefaults

Methods inherited from class com.gargoylesoftware.htmlunit.javascript.host.EventNode

fireEvent, getOnblur, getOnclick, getOncontextmenu, getOndblclick, getOnerror, getOnfocus, getOnfocusin, getOnfocusout, getOnkeydown, getOnkeypress, getOnkeyup, getOnmousedown, getOnmousemove, getOnmouseout, getOnmouseover, getOnmouseup, getOnpropertychange, getOnresize, setOnblur, setOnclick, setOncontextmenu, setOndblclick, setOnerror, setOnfocus, setOnfocusin, setOnfocusout, setOnkeydown, setOnkeypress, setOnkeyup, setOnmousedown, setOnmousemove, setOnmouseout, setOnmouseover, setOnmouseup, setOnpropertychange, setOnresize

Methods inherited from class com.gargoylesoftware.htmlunit.javascript.host.Node

addEventListener, appendChild, asJavaScriptException, attachEvent, cloneNode, compareDocumentPosition, contains, detachEvent, executeEvent, fireEvent, fireEvent, getBaseName, getChildNodes, getEventHandler, getEventHandlerProp, getFirstChild, getJavaScriptNode, getLastChild, getNamespaceURI, getNextSibling, getNodeType, getNodeValue, getOwnerDocument, getParent, getParentNode, getPreviousSibling, getTextContent, getXml, hasChildNodes, hasEventHandlers, insertBefore, insertBeforeImpl, isSameNode, normalize, removeChild, removeEventListener, replaceChild, setEventHandler, setEventHandlerProp, setNodeValue

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

clone, defineFunctionProperties, defineProperty, equivalentValues, getBrowserVersion, getClassName, getDefaultValue, getPrototype, getScriptableFor, getStartingScope, getTransformerScriptableFor, getWindow, getWindow, getWithPreemption, hasInstance, initParentScope, isReadOnlySettable, makeScriptableFor, setCaseSensitive, setDomNode, setHtmlElement, setParentScope

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

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

Methods inherited from class java.lang.Object

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

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

delete, delete, get, getClassName, getDefaultValue, getIds, getParentScope, getPrototype, has, has, hasInstance, put, put, setParentScope, setPrototype

Constructor Detail

HTMLCanvasElement

public HTMLCanvasElement()

Method Detail

getWidth

public int getWidth()

Returns the "width" property.

Overrides:

getWidth in class HTMLElement

Returns:

the "width" property

setWidth

public void setWidth(String width)

Sets the "width" property.

Parameters:

width - the "width" property

getHeight

public int getHeight()

Returns the "height" property.

Overrides:

getHeight in class HTMLElement

Returns:

the "height" property

setHeight

public void setHeight(String height)

Sets the "height" property.

Parameters:

height - the "height" property

getContext

public Object getContext(String contextId)

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

toDataURL

public String toDataURL(String type)

Get the data: URL representation of the Canvas element. Here we return an empty image.

Parameters:

type - the type (optional)

Returns:

the data URL