org.apache.fop.traits

## Class Direction

- java.lang.Object
- - org.apache.fop.traits.TraitEnum
  - - org.apache.fop.traits.Direction

- All Implemented Interfaces:
    Serializable

      public final class Direction
      extends TraitEnum

  Enumeration class for direction traits, namely {inline,block}-progression-direction and shift-direction.
  See Also:
    Serialized Form

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static Direction` | `BT` direction: bottom-to-top
    `static Direction` | `LR` direction: left-to-right
    `static Direction` | `RL` direction: right-to-left
    `static Direction` | `TB` direction: top-to-bottom

  - ### Method Summary

    All Methods Static Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `boolean` | `isHorizontal()` Determine if direction is horizontal or not.
    `boolean` | `isVertical()` Determine if direction is vertical or not.
    `String` | `toString()`
    `static Direction` | `valueOf(int enumValue)` Returns the enumeration/singleton object based on its name.
    `static Direction` | `valueOf(String name)` Returns the enumeration/singleton object based on its name.

    - ### Methods inherited from class org.apache.fop.traits.TraitEnum

      `getEnumValue, getName`

    - ### Methods inherited from class java.lang.Object

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

- - ### Field Detail

    - #### LR

          public static final Direction LR

      direction: left-to-right

    - #### RL

          public static final Direction RL

      direction: right-to-left

    - #### TB

          public static final Direction TB

      direction: top-to-bottom

    - #### BT

          public static final Direction BT

      direction: bottom-to-top

  - ### Method Detail

    - #### isVertical

          public boolean isVertical()

      Determine if direction is vertical or not.
      Returns:
        true if vertical

    - #### isHorizontal

          public boolean isHorizontal()

      Determine if direction is horizontal or not.
      Returns:
        true if horizontal

    - #### valueOf

          public static Direction valueOf(String name)

      Returns the enumeration/singleton object based on its name.
      Parameters:
        `name` - the name of the enumeration value
      Returns:
        the enumeration object

    - #### valueOf

          public static Direction valueOf(int enumValue)

      Returns the enumeration/singleton object based on its name.
      Parameters:
        `enumValue` - the enumeration value
      Returns:
        the enumeration object

    - #### toString

          public String toString()

      Overrides:
        `toString` in class `Object`

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