org.apache.fop.afp.goca

## Class AbstractGraphicsDrawingOrderContainer

- java.lang.Object
- - org.apache.fop.afp.modca.AbstractAFPObject
  - - org.apache.fop.afp.modca.AbstractStructuredObject
    - - org.apache.fop.afp.modca.AbstractTripletStructuredObject
      - - org.apache.fop.afp.modca.AbstractNamedAFPObject
        - - org.apache.fop.afp.goca.AbstractGraphicsDrawingOrderContainer

- All Implemented Interfaces:
    Completable, Startable, Streamable, StructuredData
  Direct Known Subclasses:
    GraphicsChainedSegment, GraphicsData

      public abstract class AbstractGraphicsDrawingOrderContainer
      extends AbstractNamedAFPObject
      implements StructuredData, Completable, Startable

  A base container of prepared structured AFP objects

- - ### Nested Class Summary

    - ### Nested classes/interfaces inherited from class org.apache.fop.afp.modca.AbstractAFPObject

      `AbstractAFPObject.Category, AbstractAFPObject.Type`

  - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `protected java.util.List` | `objects` list of objects contained within this container

    - ### Fields inherited from class org.apache.fop.afp.modca.AbstractNamedAFPObject

      `name`

    - ### Fields inherited from class org.apache.fop.afp.modca.AbstractTripletStructuredObject

      `triplets`

    - ### Fields inherited from class org.apache.fop.afp.modca.AbstractAFPObject

      `LOG, SF_CLASS, SF_HEADER_LENGTH`

  - ### Constructor Summary

    Constructors
    Modifier | Constructor and Description
    --- | ---
    `protected` | `AbstractGraphicsDrawingOrderContainer()` Default constructor
    `protected` | `AbstractGraphicsDrawingOrderContainer(java.lang.String name)` Named constructor

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `addAll(AbstractGraphicsDrawingOrderContainer graphicsContainer)` Adds all the contents of a given graphics container to this container
    `void` | `addObject(StructuredData object)` Adds a given graphics object to this container
    `int` | `getDataLength()` Returns the current data length
    `boolean` | `isComplete()` Returns true if this object is complete
    `boolean` | `isStarted()` Returns true if this object has started
    `StructuredData` | `removeLast()` Removes the last drawing order from this container and returns it
    `void` | `setComplete(boolean complete)` Sets whether or not this object is complete or not
    `void` | `setStarted(boolean started)` Sets whether or not this object has started or not
    `protected void` | `writeContent(java.io.OutputStream os)` Helper method to write the contents of the Object.
    `protected void` | `writeStart(java.io.OutputStream os)` Helper method to write the start of the Object.

    - ### Methods inherited from class org.apache.fop.afp.modca.AbstractNamedAFPObject

      `copySF, getName, getNameBytes, getNameLength, setName, toString`

    - ### Methods inherited from class org.apache.fop.afp.modca.AbstractTripletStructuredObject

      `addTriplet, addTriplets, getFullyQualifiedName, getTripletDataLength, getTriplets, hasTriplet, hasTriplets, setComment, setFullyQualifiedName, setFullyQualifiedName, setObjectClassification, writeTriplets`

    - ### Methods inherited from class org.apache.fop.afp.modca.AbstractStructuredObject

      `writeEnd, writeToStream`

    - ### Methods inherited from class org.apache.fop.afp.modca.AbstractAFPObject

      `copySF, truncate, writeChunksToStream, writeObjects`

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

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

- - ### Field Detail

    - #### objects

          protected java.util.List objects

      list of objects contained within this container

  - ### Constructor Detail

    - #### AbstractGraphicsDrawingOrderContainer

          protected AbstractGraphicsDrawingOrderContainer()

      Default constructor

    - #### AbstractGraphicsDrawingOrderContainer

          protected AbstractGraphicsDrawingOrderContainer(java.lang.String name)

      Named constructor
      Parameters:
        `name` - the name of the container

  - ### Method Detail

    - #### writeStart

          protected void writeStart(java.io.OutputStream os)
                             throws java.io.IOException

      Helper method to write the start of the Object.
      Overrides:
        `writeStart` in class `AbstractStructuredObject`
      Parameters:
        `os` - The stream to write to
      Throws:
        `java.io.IOException` - throws an I/O exception if one occurred

    - #### writeContent

          protected void writeContent(java.io.OutputStream os)
                               throws java.io.IOException

      Helper method to write the contents of the Object.
      Overrides:
        `writeContent` in class `AbstractStructuredObject`
      Parameters:
        `os` - The stream to write to
      Throws:
        `java.io.IOException` - throws an I/O exception if one occurred

    - #### addObject

          public void addObject(StructuredData object)

      Adds a given graphics object to this container
      Parameters:
        `object` - the structured data object

    - #### addAll

          public void addAll(AbstractGraphicsDrawingOrderContainer graphicsContainer)

      Adds all the contents of a given graphics container to this container
      Parameters:
        `graphicsContainer` - a graphics container

    - #### removeLast

          public StructuredData removeLast()

      Removes the last drawing order from this container and returns it
      Returns:
        the last drawing order from this container or null if empty

    - #### getDataLength

          public int getDataLength()

      Returns the current data length
      Specified by:
        `getDataLength` in interface `StructuredData`
      Returns:
        the current data length of this container including all enclosed objects (and their containers)

    - #### setComplete

          public void setComplete(boolean complete)

      Sets whether or not this object is complete or not
      Specified by:
        `setComplete` in interface `Completable`
      Parameters:
        `complete` - true if this object is complete

    - #### isComplete

          public boolean isComplete()

      Returns true if this object is complete
      Specified by:
        `isComplete` in interface `Completable`
      Returns:
        true if this object is complete

    - #### isStarted

          public boolean isStarted()

      Returns true if this object has started
      Specified by:
        `isStarted` in interface `Startable`
      Returns:
        true if this object has started

    - #### setStarted

          public void setStarted(boolean started)

      Sets whether or not this object has started or not
      Specified by:
        `setStarted` in interface `Startable`
      Parameters:
        `started` - true if this object has started

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