org.freehep.graphicsio.exportchooser
Class ExportGraphicsFileTypeAdapter

java.lang.Object
  |
  +--org.freehep.graphicsio.exportchooser.ExportGraphicsFileTypeAdapter

All Implemented Interfaces:

ExportFileType, ExportGraphicsFileType

Direct Known Subclasses:

AbstractExportFileType, CGMExportFileType, EMFExportFileType, EPSIExportFileType, GIFExportFileType, PDFExportFileType, PNGExportFileType, PPMExportFileType, SVGExportFileType, SWFExportFileType

public abstract class ExportGraphicsFileTypeAdapter

extends Object

implements ExportGraphicsFileType

Version:

$Id: ExportGraphicsFileTypeAdapter.java,v 1.3 2002/08/21 16:52:05 duns Exp $

Author:

Charles Loomis

Nested Class Summary

class

ExportGraphicsFileTypeAdapter.CancelThread

Field Summary

protected String

creator

Constructor Summary

ExportGraphicsFileTypeAdapter()

Method Summary

static File	adjustExtension(File file, String preferredExtension, String[] acceptableExtensions) Change the extension of a file if it is not of the appropriate type.
File	adjustFilename(File file) The default implementation of this method does nothing to change the file name.
static boolean	checkExtension(File file, String[] acceptableExtensions) A utility function that checks a file's extension.
void	done() The default implementation does nothing.
void	exportToFile(File file, Component[] saveTargets, Component parent) Save all components as the given file type.
void	exportToFile(File file, Component saveTarget, Component parent) Show this dialog and save component as the given file type.
void	exportToFile(OutputStream os, Component[] saveTargets, Component parent) Save all components as the given file type.
void	exportToFile(OutputStream os, Component saveTarget, Component parent) Show this dialog and save component as the given file type.
boolean	fileHasValidExtension(File file) The default implementation of this method just returns false.
Graphics	getConfiguredGraphics(File file, Component printTarget) Returns a null Graphics object.
FileFilter	getFileFilter() The default implementation of this method does nothing.
JPanel	getOptionsPanel() The default implementation of this method returns null.
int	getThumbnailSize() Default = -1.
boolean	isMultipageCapable() Default = false.
void	restoreOptions(Properties props) Call this method to restore options from a Properties object.
void	saveOptions(Properties props) Call this method to store options in a Properties object.
void	setCreator(String creator)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.freehep.graphicsio.exportchooser.ExportGraphicsFileType

getConfiguredGraphics

Field Detail

creator

protected String creator

Constructor Detail

ExportGraphicsFileTypeAdapter

public ExportGraphicsFileTypeAdapter()

Method Detail

setCreator

public void setCreator(String creator)

Specified by:

setCreator in interface ExportFileType

getFileFilter

public FileFilter getFileFilter()

The default implementation of this method does nothing.

Specified by:

getFileFilter in interface ExportFileType

getOptionsPanel

public JPanel getOptionsPanel()

The default implementation of this method returns null.

Specified by:

getOptionsPanel in interface ExportFileType

getConfiguredGraphics

public Graphics getConfiguredGraphics(File file,
                                      Component printTarget)
                               throws IOException

Returns a null Graphics object.

Specified by:

getConfiguredGraphics in interface ExportGraphicsFileType

IOException

done

public void done()
          throws IOException

The default implementation does nothing.

Specified by:

done in interface ExportGraphicsFileType

IOException

exportToFile

public void exportToFile(OutputStream os,
                         Component saveTarget,
                         Component parent)
                  throws IOException

Show this dialog and save component as the given file type.

Specified by:

exportToFile in interface ExportFileType

IOException

exportToFile

public void exportToFile(File file,
                         Component saveTarget,
                         Component parent)
                  throws IOException

Show this dialog and save component as the given file type.

Specified by:

exportToFile in interface ExportFileType

IOException

exportToFile

public void exportToFile(OutputStream os,
                         Component[] saveTargets,
                         Component parent)
                  throws IOException

Save all components as the given file type. If getConfiguredGraphics(OutputStream, Component[]) does not return a MultiPageDocument (or null) saveTargets.length numbered documents are created each of which contains a single page.

Specified by:

exportToFile in interface ExportFileType

IOException

exportToFile

public void exportToFile(File file,
                         Component[] saveTargets,
                         Component parent)
                  throws IOException

Save all components as the given file type. If getConfiguredGraphics(File, Component[]) does not return a MultiPageDocument (or null) saveTargets.length numbered documents are created each of which contains a single page.

Specified by:

exportToFile in interface ExportFileType

IOException

adjustFilename

public File adjustFilename(File file)

The default implementation of this method does nothing to change the file name.

Specified by:

adjustFilename in interface ExportFileType

fileHasValidExtension

public boolean fileHasValidExtension(File file)

The default implementation of this method just returns false.

Specified by:

fileHasValidExtension in interface ExportFileType

checkExtension

public static boolean checkExtension(File file,
                                     String[] acceptableExtensions)

A utility function that checks a file's extension.

adjustExtension

public static File adjustExtension(File file,
                                   String preferredExtension,
                                   String[] acceptableExtensions)

Change the extension of a file if it is not of the appropriate type.

saveOptions

public void saveOptions(Properties props)

Description copied from interface: ExportFileType

Call this method to store options in a Properties object. It is up to the particular implementation which options (if any) are stored. The intention is to provide a way to save users' preferences.

Specified by:

saveOptions in interface ExportFileType

restoreOptions

public void restoreOptions(Properties props)

Description copied from interface: ExportFileType

Call this method to restore options from a Properties object. It is up to the particular implementation which options (if any) are read. The intention is to provide a way to restore users' preferences.

Specified by:

restoreOptions in interface ExportFileType

isMultipageCapable

public boolean isMultipageCapable()

Default = false.

Specified by:

isMultipageCapable in interface ExportGraphicsFileType

getThumbnailSize

public int getThumbnailSize()

Default = -1.

Specified by:

getThumbnailSize in interface ExportGraphicsFileType