Package org.htmlunit.javascript.host.canvas

Class ImageData

  • All Implemented Interfaces:
    java.io.Serializable, java.lang.Cloneable, org.htmlunit.corejs.javascript.ConstProperties, org.htmlunit.corejs.javascript.debug.DebuggableObject, org.htmlunit.corejs.javascript.Scriptable, org.htmlunit.corejs.javascript.SymbolScriptable
    public class ImageData
extends HtmlUnitScriptable
    A JavaScript object for ImageData.
    See Also:
    Serialized Form

    • Nested Class Summary

      • Nested classes/interfaces inherited from class org.htmlunit.corejs.javascript.ScriptableObject

        org.htmlunit.corejs.javascript.ScriptableObject.KeyComparator

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private byte[] bytes_  
      private org.htmlunit.corejs.javascript.typedarrays.NativeUint8ClampedArray data_  
      private int height_  
      private int width_  

      • 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

    • Constructor Summary

      Constructors 
      Constructor Description
      ImageData()
      Default constructor.
      ImageData​(RenderingBackend context, int x, int y, int width, int height)  

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      org.htmlunit.corejs.javascript.typedarrays.NativeUint8ClampedArray getData()
      Returns a NativeUint8ClampedArray representing a one-dimensional array containing the data in the RGBA order, with integer values between 0 and 255 (included).
      int getHeight()
      Returns the height property.
      int getWidth()
      Returns the width property.
      static ImageData jsConstructor​(org.htmlunit.corejs.javascript.Context cx, org.htmlunit.corejs.javascript.Scriptable scope, java.lang.Object[] args, org.htmlunit.corejs.javascript.Function ctorObj, boolean inNewExpr)
      JavaScript constructor.

      • 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

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • bytes_

        private final byte[] bytes_

      • width_

        private final int width_

      • height_

        private final int height_

      • data_

        private org.htmlunit.corejs.javascript.typedarrays.NativeUint8ClampedArray data_

    • Constructor Detail

      • ImageData

        public ImageData()
        Default constructor.

      • ImageData

        ImageData​(RenderingBackend context,
          int x,
          int y,
          int width,
          int height)

    • Method Detail

      • jsConstructor

        public static ImageData jsConstructor​(org.htmlunit.corejs.javascript.Context cx,
                                      org.htmlunit.corejs.javascript.Scriptable scope,
                                      java.lang.Object[] args,
                                      org.htmlunit.corejs.javascript.Function ctorObj,
                                      boolean inNewExpr)
        JavaScript constructor.
        Parameters:
        cx - the current context
        scope - the scope
        args - the arguments to the WebSocket constructor
        ctorObj - the function object
        inNewExpr - Is new or not
        Returns:
        the java object to allow JavaScript to access

      • getWidth

        public int getWidth()
        Returns the width property.
        Returns:
        the width property

      • getHeight

        public int getHeight()
        Returns the height property.
        Returns:
        the height property

      • getData

        public org.htmlunit.corejs.javascript.typedarrays.NativeUint8ClampedArray getData()
        Returns a NativeUint8ClampedArray representing a one-dimensional array containing the data in the RGBA order, with integer values between 0 and 255 (included).
        Returns:
        the data property