Package org.web3d.x3d.jsail.fields

Class MFVec2fObject

java.lang.Object
org.web3d.x3d.jsail.fields.X3DConcreteField
org.web3d.x3d.jsail.fields.MFVec2fObject
All Implemented Interfaces:
MField, MFVec2f, X3DField
public class MFVec2fObject
extends X3DConcreteField
implements MFVec2f
This utility class provides a concrete implementation corresponding to MFVec2f X3D field type.


Package hint: This specification class is defined by the X3D Java Language Binding Specification for the Scene Authoring Interface (SAI). MFVec2f is an array of SFVec2f values. Individual singleton SFVec2f array values are optionally separated by commas in XML syntax.

Related field object: SFVec2fObject
See Also:
X3D Tooltips: type MFVec2f, SAI Java Specification: B.4.11 X3DFieldTypes, SAI Abstract Specification: 5.2.15 SAIFieldType, X3D Abstract Specification: SFVec2fAndMFVec2f, X3D Tooltips, X3D Tooltips: field, X3D Tooltips: fieldValue, X3D Scene Authoring Hints

  • Field Summary

    Fields 
    Modifier and Type Field Description
    static float[] DEFAULT_VALUE
    Default value for this field type is an empty array.
    static java.lang.String DEFAULT_VALUE_STRING
    Default string value for this field type is "".
    static java.lang.String NAME
    String constant NAME provides name of this element: MFVec2f
    static java.util.regex.Pattern PATTERN
    Precompiled regular expression (regex) pattern for this field type using default REGEX value.
    static java.lang.String REGEX
    Default regular expression (regex) pattern for this field type is \s*((([+-]?
    static int TUPLE_SIZE
    Default tuple size for this field type is 2 (i.e. number of component values making up a single-field SF object).

    Fields inherited from class org.web3d.x3d.jsail.fields.X3DConcreteField

    validationResult

  • Constructor Summary

    Constructors 
    Constructor Description
    MFVec2fObject()
    Constructor for MFVec2fObject performs value initialization.
    MFVec2fObject​(double[] newValue)
    Utility constructor for MFVec2fObject using an alternatively typed Java double[] array as new initial value.
    MFVec2fObject​(float[] newValue)
    Constructor for MFVec2fObject using a corresponding Java primitive float[] array as new initial value.
    MFVec2fObject​(MFVec2fObject newValue)
    Constructor to copy an MFVec2fObject value as initial value for this new field object.
    MFVec2fObject​(SFVec2fObject newValue)
    Utility constructor for MFVec2fObject to assign a single SFVec2fObject as new initial value.

  • Method Summary

    Modifier and Type Method Description
    void append​(float[] newValue)
    Places new value(s) at the end of the existing value array, increasing the field length accordingly.
    MFVec2fObject append​(MFVec2fObject newValue)
    Appends a new MFVec2fObject to the end of the existing value array, increasing the field length accordingly.
    MFVec2fObject append​(SFVec2fObject newValue)
    Appends a new singleton typed value at the end of the existing value array, increasing the field length accordingly.
    void clear()
    Removes all values in the field array, changing the array size to zero.
    boolean equals​(MFVec2fObject comparisonMFVec2fObject)
    Determine whether two objects contain equal values.
    void get1Value​(int index, float[] destinationValue)
    Get an individual value from the existing field array.
    float[] getPrimitiveValue()
    Provides current value of the field as a Java primitive type.
    void getValue​(float[] valueDestination)
    Get the current value of this MFVec2fObject by copying it into the valueDestination array, leaving the current object unchanged.
    void getValue​(float[][] valueDestination)
    Get the current value of this MFVec2fObject by copying it into the valueDestination array, leaving the current object unchanged.
    void initialize()
    Initialization for MFVec2fObject applies default initial value.
    void insertValue​(int index, float[] newValue)
    Insert a new value prior to the index location in the existing value array, increasing the field length accordingly.
    static boolean isArray()
    Whether or not this field type is an array (true)
    boolean isDefaultValue()
    Determine whether current value matches DEFAULT_VALUE
    boolean matches()
    Test PATTERN match via regular expression (regex) check of current object's toString() value.
    static boolean matches​(java.lang.String value)
    Test PATTERN match with regular expression (regex) of provided value.
    MFVec2fObject multiply​(float scaleFactor)
    Multiply scaleFactor times all values in this field type.
    MFVec2fObject normalize()
    Utility method to normalize vector values to unit length, ignore vector values with zero length.
    void remove​(int index)
    Remove one SFVec2f element of the field array at index position, if found.
    void set1Value​(int index, float[] newValue)
    Replace a single value at the appropriate location in the existing value array.
    MFVec2fObject setValue​(double[] newValue)
    Assign a double-precision array value to this single-precision field.
    void setValue​(float[] newValue)
    Assign a new float[] value to this field.
    void setValue​(int size, float[] newValue)
    Assign an array subset to this field.
    void setValue​(int size, float[][] newValue)
    Assign an array subset to this field.
    MFVec2fObject setValue​(MFVec2fObject newValue)
    Apply an MFVec2fObject value to this field.
    MFVec2fObject setValue​(SFVec2fObject newValue)
    Assign a single-field SFVec2fObject as new array value.
    MFVec2fObject setValueByString​(java.lang.String newValue)
    Utility accessor for MFVec2fObject using String value (which must pass parsing validation checks).
    int size()
    Get the size of the underlying data array, meaning the number of simple SFVec2f elements for the given data type.
    float[] toFloatArray()
    Provide float array for this field type.
    java.lang.String toString()
    Provides current value as a String.
    static java.lang.String toString​(float[] value)
    Static utility method to provide String representation of a correctly typed input value.
    java.lang.String validate()
    Validate current value via get/set comparison tests
    java.lang.String validateRegex()
    Validate current value via regular expression (regex) check of current object's toString() value, reporting errors only if found.

    Methods inherited from class org.web3d.x3d.jsail.fields.X3DConcreteField

    addX3DEventListener, getDefinition, getTupleSize, getValidationResult, isReadable, isWritable, removeX3DEventListener, setReadable, setWritable

    Methods inherited from class java.lang.Object

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

    Methods inherited from interface org.web3d.x3d.sai.X3DField

    addX3DEventListener, getDefinition, isReadable, isWritable, removeX3DEventListener

  • Field Details

  • Constructor Details

    • MFVec2fObject

      public MFVec2fObject()
      Constructor for MFVec2fObject performs value initialization.

    • MFVec2fObject

      public MFVec2fObject​(MFVec2fObject newValue)
      Constructor to copy an MFVec2fObject value as initial value for this new field object.
      Parameters:
      newValue - The newValue to apply

    • MFVec2fObject

      public MFVec2fObject​(float[] newValue)
      Constructor for MFVec2fObject using a corresponding Java primitive float[] array as new initial value.
      Parameters:
      newValue - is new value to assign Warning: newValue array length must correspond to tuple size for base type MFVec2f tuple size of 2. setContainerFieldOverride(containerFieldName); // apply checksConcreteField#getTupleSize(String)

    • MFVec2fObject

      public MFVec2fObject​(SFVec2fObject newValue)
      Utility constructor for MFVec2fObject to assign a single SFVec2fObject as new initial value.
      Parameters:
      newValue - is new value to assign

    • MFVec2fObject

      public MFVec2fObject​(double[] newValue)
      Utility constructor for MFVec2fObject using an alternatively typed Java double[] array as new initial value.
      Parameters:
      newValue - is new value to assign

  • Method Details

    • isArray

      public static final boolean isArray()
      Whether or not this field type is an array (true)
      Returns:
      true if array type

    • initialize

      public final void initialize()
      Initialization for MFVec2fObject applies default initial value. Static initializer also provided to verify that the regex pattern compiles and matches that default value.
      Specified by:
      initialize in class X3DConcreteField
      See Also:
      Stack Overflow: How to check if a given Regex is valid?, DEFAULT_VALUE

    • equals

      public boolean equals​(MFVec2fObject comparisonMFVec2fObject)
      Determine whether two objects contain equal values.
      Parameters:
      comparisonMFVec2fObject - field type to compare
      Returns:
      true if equivalent, false otherwise

    • validate

      public final java.lang.String validate()
      Validate current value via get/set comparison tests
      Returns:
      empty string if get/set testing passes, warning otherwise
      See Also:
      validate(), validateRegex()

    • validateRegex

      public final java.lang.String validateRegex()
      Validate current value via regular expression (regex) check of current object's toString() value, reporting errors only if found.
      Returns:
      empty string if PATTERN matches, warning otherwise
      See Also:
      REGEX, PATTERN, matches(), matches(String), validate(), validate(), java.util.regex.Pattern

    • matches

      public final boolean matches()
      Test PATTERN match via regular expression (regex) check of current object's toString() value.
      Returns:
      true if PATTERN matches, false otherwise
      See Also:
      REGEX, PATTERN, matches(), matches(String), validate(), java.util.regex.Pattern

    • matches

      public static final boolean matches​(java.lang.String value)
      Test PATTERN match with regular expression (regex) of provided value.
      Parameters:
      value - String to check against regex pattern for successful match
      Returns:
      true if PATTERN matches, false otherwise
      See Also:
      REGEX, PATTERN, matches(), matches(String), validate(), java.util.regex.Pattern

    • setValueByString

      public MFVec2fObject setValueByString​(java.lang.String newValue) throws InvalidFieldValueException
      Utility accessor for MFVec2fObject using String value (which must pass parsing validation checks).

      Warning: this method is not type safe at compile time! Best practice for X3DJSAIL programmers is to use strongly typed methods instead, in order to avoid potential for run-time errors.
      Parameters:
      newValue - is new value to assign, if empty then assign DEFAULT_VALUE
      Returns:
      MFMatrix4dObject - namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same node object).
      Throws:
      InvalidFieldValueException
      See Also:
      X3DLoaderDOM.toX3dObjectTree(org.w3c.dom.Node)

    • normalize

      public MFVec2fObject normalize()
      Utility method to normalize vector values to unit length, ignore vector values with zero length.
      Returns:
      MFVec2fObject - namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same object).

    • toString

      public static java.lang.String toString​(float[] value)
      Static utility method to provide String representation of a correctly typed input value.
      Parameters:
      value - The value to convert to a String
      Returns:
      String version of the provided value, with trailing zeroes and decimal points omitted.
      See Also:
      X3D Tooltips: type, SFFloatObject.stripTrailingZeroes(float)

    • getValue

      public void getValue​(float[] valueDestination)
      Get the current value of this MFVec2fObject by copying it into the valueDestination array, leaving the current object unchanged.
      Specified by:
      getValue in interface MFVec2f
      Parameters:
      valueDestination - The array to be filled in with current field values.

    • getPrimitiveValue

      public float[] getPrimitiveValue()
      Provides current value of the field as a Java primitive type.
      Returns:
      current value

    • toString

      public java.lang.String toString()
      Provides current value as a String.
      Overrides:
      toString in class java.lang.Object
      Returns:
      String version of the provided value, with trailing zeroes and decimal points omitted.
      See Also:
      X3D Tooltips: type MFVec2f, SFFloatObject.stripTrailingZeroes(float)

    • get1Value

      public void get1Value​(int index, float[] destinationValue)

      Get an individual value from the existing field array.

      If the index is outside the bounds of the current array of data values, an ArrayIndexOutOfBoundsException is thrown.

      Specified by:
      get1Value in interface MFVec2f
      Parameters:
      index - is position of selected value in current array
      destinationValue - where to place result for selected value
      Throws:
      java.lang.ArrayIndexOutOfBoundsException - The index was outside of the bounds of the current array.

    • setValue

      public void setValue​(int size, float[] newValue)
      Assign an array subset to this field. Warning: newValue array length must correspond to tuple size for base type MFVec2f tuple size of 2.
      Specified by:
      setValue in interface MFVec2f
      Parameters:
      size - indicates size of result to copy (i.e. the number of typed singleton values) from beginning of newValue array.
      newValue - The replacement value array to (potentially) slice and then assign.
      See Also:
      X3DConcreteField.getTupleSize(String)

    • getValue

      public void getValue​(float[][] valueDestination)
      Get the current value of this MFVec2fObject by copying it into the valueDestination array, leaving the current object unchanged.
      Specified by:
      getValue in interface MFVec2f
      Parameters:
      valueDestination - The array to be filled in with current field values.

    • setValue

      public void setValue​(int size, float[][] newValue)
      Assign an array subset to this field. Warning: newValue array length must correspond to tuple size for base type MFVec2f tuple size of 2.
      Specified by:
      setValue in interface MFVec2f
      Parameters:
      size - indicates size of result to copy (i.e. the number of typed singleton values) from beginning of newValue array.
      newValue - The replacement value array to (potentially) slice and then assign.
      See Also:
      X3DConcreteField.getTupleSize(String)

    • setValue

      public void setValue​(float[] newValue)
      Assign a new float[] value to this field. Warning: newValue array length must correspond to tuple size for base type MFVec2f tuple size of 2.
      Parameters:
      newValue - is replacement value array to assign
      See Also:
      X3DConcreteField.getTupleSize(String)

    • setValue

      public MFVec2fObject setValue​(double[] newValue)
      Assign a double-precision array value to this single-precision field.

      Warning: this method casts type of input values from higher precision to lower precision.

      Warning: newValue array length must correspond to tuple size for base type MFVec2f tuple size of 2.
      Parameters:
      newValue - is replacement value array to assign
      Returns:
      MFVec2fObject - namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same object).
      See Also:
      X3DConcreteField.getTupleSize(String)

    • setValue

      public MFVec2fObject setValue​(SFVec2fObject newValue)
      Assign a single-field SFVec2fObject as new array value.
      Parameters:
      newValue - The replacement value to assign.
      Returns:
      MFVec2fObject - namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same node object).

    • set1Value

      public void set1Value​(int index, float[] newValue) throws java.lang.ArrayIndexOutOfBoundsException
      Replace a single value at the appropriate location in the existing value array. Size of the current underlying value array does not change. Warning: newValue array length must correspond to tuple size for base type MFVec2f tuple size of 2.
      Specified by:
      set1Value in interface MFVec2f
      Parameters:
      index - is position of selected value in current array
      newValue - provides new value to apply
      Throws:
      java.lang.ArrayIndexOutOfBoundsException
      See Also:
      X3DConcreteField.getTupleSize(String)

    • append

      public void append​(float[] newValue)
      Places new value(s) at the end of the existing value array, increasing the field length accordingly. Warning: newValue array length must correspond to tuple size for base type MFVec2f tuple size of 2.
      Specified by:
      append in interface MFVec2f
      Parameters:
      newValue - The newValue to append
      See Also:
      X3DConcreteField.getTupleSize(String)

    • append

      public MFVec2fObject append​(SFVec2fObject newValue)
      Appends a new singleton typed value at the end of the existing value array, increasing the field length accordingly. Note: this method can be useful for incrementally constructing arrays.
      Parameters:
      newValue - The newValue to append
      Returns:
      MFVec2fObject - namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same object).

    • append

      public MFVec2fObject append​(MFVec2fObject newValue)
      Appends a new MFVec2fObject to the end of the existing value array, increasing the field length accordingly. Note: this method can be useful for constructing long arrays.
      Parameters:
      newValue - The newValue to append
      Returns:
      MFVec2fObject - namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same object).
      See Also:
      X3DConcreteField.getTupleSize(String)

    • insertValue

      public void insertValue​(int index, float[] newValue)
      Insert a new value prior to the index location in the existing value array, increasing the field length accordingly. Warning: newValue array length must correspond to tuple size for base type MFVec2f tuple size of 2.
      Specified by:
      insertValue in interface MFVec2f
      Parameters:
      index - The position for the inserted value in the current array
      newValue - The newValue to insert
      See Also:
      X3DConcreteField.getTupleSize(String)

    • size

      public int size()
      Get the size of the underlying data array, meaning the number of simple SFVec2f elements for the given data type.
      Specified by:
      size in interface MField
      Returns:
      The number of SFVec2f elements in this field array.

    • clear

      public void clear()
      Removes all values in the field array, changing the array size to zero.
      Specified by:
      clear in interface MField

    • remove

      public void remove​(int index)
      Remove one SFVec2f element of the field array at index position, if found. Initial element is at index 0.
      Specified by:
      remove in interface MField
      Parameters:
      index - position of element in field array that gets removed

    • toFloatArray

      public float[] toFloatArray()
      Provide float array for this field type.
      Returns:
      Array of floats in this field array.

    • setValue

      public MFVec2fObject setValue​(MFVec2fObject newValue)
      Apply an MFVec2fObject value to this field.
      Parameters:
      newValue - The newValue to apply
      Returns:
      MFVec2fObject - namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same object).

    • multiply

      public MFVec2fObject multiply​(float scaleFactor)
      Multiply scaleFactor times all values in this field type.
      Parameters:
      scaleFactor - scalar value for vector multiplication
      Returns:
      MFVec2fObject - namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same object).

    • isDefaultValue

      public boolean isDefaultValue()
      Determine whether current value matches DEFAULT_VALUE
      Returns:
      whether current value matches DEFAULT_VALUE
      See Also:
      DEFAULT_VALUE