org.apache.fop.render

## Class ImageHandlerRegistry

- java.lang.Object
- - org.apache.fop.render.ImageHandlerRegistry

-     public class ImageHandlerRegistry
      extends java.lang.Object

  This class holds references to various image handlers. It also supports automatic discovery of additional handlers available through the class path.

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `ImageHandlerRegistry()` Default constructor.

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `addHandler(ImageHandler handler)` Add an image handler.
    `void` | `addHandler(java.lang.String classname)` Add an PDFImageHandler.
    `ImageHandler` | `getHandler(RenderingContext targetContext, org.apache.xmlgraphics.image.loader.Image image)` Returns an `ImageHandler` which handles an specific image type given the MIME type of the image.
    `org.apache.xmlgraphics.image.loader.ImageFlavor[]` | `getSupportedFlavors(RenderingContext context)` Returns the ordered array of supported image flavors.

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

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

- - ### Constructor Detail

    - #### ImageHandlerRegistry

          public ImageHandlerRegistry()

      Default constructor.

  - ### Method Detail

    - #### addHandler

          public void addHandler(java.lang.String classname)

      Add an PDFImageHandler. The handler itself is inspected to find out what it supports.
      Parameters:
        `classname` - the fully qualified class name

    - #### addHandler

          public void addHandler(ImageHandler handler)

      Add an image handler. The handler itself is inspected to find out what it supports.
      Parameters:
        `handler` - the ImageHandler instance

    - #### getHandler

          public ImageHandler getHandler(RenderingContext targetContext,
                                         org.apache.xmlgraphics.image.loader.Image image)

      Returns an `ImageHandler` which handles an specific image type given the MIME type of the image.
      Parameters:
        `targetContext` - the target rendering context that is used for identifying compatibility
        `image` - the Image to be handled
      Returns:
        the image handler responsible for handling the image or null if none is available

    - #### getSupportedFlavors

          public org.apache.xmlgraphics.image.loader.ImageFlavor[] getSupportedFlavors(RenderingContext context)

      Returns the ordered array of supported image flavors. The array needs to be ordered by priority so the image loader framework can return the preferred image type.
      Parameters:
        `context` - the rendering context
      Returns:
        the array of image flavors

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