public class OffscreenCanvas extends java.lang.Object implements EventTarget
Modifier and Type | Class and Description |
---|---|
static interface |
OffscreenCanvas.ConvertToBlobOptionsType |
EventTarget.AddEventListenerListenerFn, EventTarget.AddEventListenerOptionsUnionType, EventTarget.RemoveEventListenerListenerFn, EventTarget.RemoveEventListenerOptionsUnionType
Constructor and Description |
---|
OffscreenCanvas(double width,
double height) |
Modifier and Type | Method and Description |
---|---|
void |
addEventListener(java.lang.String type,
EventListener listener) |
void |
addEventListener(java.lang.String type,
EventListener listener,
EventTarget.AddEventListenerOptionsUnionType options) |
<any> |
convertToBlob() |
<any> |
convertToBlob(OffscreenCanvas.ConvertToBlobOptionsType options) |
boolean |
dispatchEvent(Event evt) |
JsObject |
getContext(java.lang.String contextId) |
JsObject |
getContext(java.lang.String contextId,
JsObject options) |
JsObject |
getContext(java.lang.String contextId,
java.lang.Object options) |
void |
removeEventListener(java.lang.String type,
EventListener listener) |
void |
removeEventListener(java.lang.String type,
EventListener listener,
EventTarget.RemoveEventListenerOptionsUnionType options) |
ImageBitmap |
transferToImageBitmap() |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
addEventListener, addEventListener, removeEventListener, removeEventListener
public void addEventListener(java.lang.String type, EventListener listener, EventTarget.AddEventListenerOptionsUnionType options)
addEventListener
in interface EventTarget
public void addEventListener(java.lang.String type, EventListener listener)
addEventListener
in interface EventTarget
public <any> convertToBlob()
public <any> convertToBlob(OffscreenCanvas.ConvertToBlobOptionsType options)
public boolean dispatchEvent(Event evt)
dispatchEvent
in interface EventTarget
public JsObject getContext(java.lang.String contextId, JsObject options)
public final JsObject getContext(java.lang.String contextId, java.lang.Object options)
public JsObject getContext(java.lang.String contextId)
public void removeEventListener(java.lang.String type, EventListener listener, EventTarget.RemoveEventListenerOptionsUnionType options)
removeEventListener
in interface EventTarget
public void removeEventListener(java.lang.String type, EventListener listener)
removeEventListener
in interface EventTarget
public ImageBitmap transferToImageBitmap()