diva.whiteboard

Class WhiteboardView

java.lang.Object

diva.gui.AbstractView

diva.whiteboard.WhiteboardView

All Implemented Interfaces:

View, ClipboardOwner, Printable

public class WhiteboardView
extends AbstractView
implements Printable, ClipboardOwner

WhiteboardView is responsible for view-specific operations on the document (cut, paste, print, etc.) It also keeps track of the multi-page aspect of the whiteboard documents.

Version:

$Revision: 1.33 $

Author:

Michael Shilman (michaels@eecs.berkeley.edu), Heloise Hse (hwawen@eecs.berkeley.edu)

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	WhiteboardView.LocalPageListener
protected class	WhiteboardView.LocalSketchListener
class	WhiteboardView.SketchInterpreter
protected class	WhiteboardView.WBVStateListener

Field Summary

Fields

Modifier and Type	Field and Description
protected JSketch	_jsketch
protected HashMap	_sketchPanes A mapping from document pages to sketch panes.

Fields inherited from interface java.awt.print.Printable

NO_SUCH_PAGE, PAGE_EXISTS

Constructor Summary

Constructors

Constructor and Description
WhiteboardView(MultipageDocument d, WhiteboardState state)

Method Summary

Modifier and Type	Method and Description
void	close() Close the view.
void	copy(Clipboard c) Get the currently selected objects from this document, if any, and place them on the given clipboard.
protected SketchPane	createPane(Page page, JSketch jsketch) Called by LocalPageListener::intervalAdded
JButton	createThumbnail(Page page) Return a thumbnail component for the thumbnail view.
void	cut(Clipboard c) Get the currently selected objects from this document, if any, and place them on the given clipboard.
void	destroyThumbnail(JButton but) Invert whatever was done in createThumbnail().
JComponent	getComponent() Invoked when a new document has been created or opened.
protected DesktopContext	getDesktopContext()
SketchModel	getGestureModel() Return a sketch model of the sketched gestures, for debugging.
String	getShortTitle() Get the short title of this document.
String	getTitle() Get the title of this document
void	groupSelected()
void	lostOwnership(Clipboard clipboard, Transferable transferable) Do nothing.
void	nextPage()
Iterator	panes()
void	paste(Clipboard c) Clone the objects currently on the clipboard, if any, and place them in the given document.
void	playGestureModel(SketchModel model) Return a sketch model of the sketched gestures, for debugging.
void	previousPage()
int	print(Graphics graphics, PageFormat format, int index) Print the document to a printer, represented by the specified graphics object.
protected void	saveAsGIF(File outputFile) Save the current page of the specified document to the file in GIF format.
void	ungroupSelected()

Methods inherited from class diva.gui.AbstractView

getDocument

Methods inherited from class java.lang.Object

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

Field Detail

_jsketch

protected JSketch _jsketch

_sketchPanes

protected HashMap _sketchPanes

A mapping from document pages to sketch panes.

Constructor Detail

WhiteboardView

public WhiteboardView(MultipageDocument d,
                      WhiteboardState state)

Method Detail

close

public void close()

Description copied from class: AbstractView

Close the view.

Specified by:

close in interface View

Overrides:

close in class AbstractView

panes

public Iterator panes()

createThumbnail

public JButton createThumbnail(Page page)

Return a thumbnail component for the thumbnail view.

destroyThumbnail

public void destroyThumbnail(JButton but)

Invert whatever was done in createThumbnail().

getComponent

public JComponent getComponent()

Invoked when a new document has been created or opened.

Specified by:

getComponent in interface View

Specified by:

getComponent in class AbstractView

getGestureModel

public SketchModel getGestureModel()

Return a sketch model of the sketched gestures, for debugging.

playGestureModel

public void playGestureModel(SketchModel model)

Return a sketch model of the sketched gestures, for debugging.

createPane

protected SketchPane createPane(Page page,
                                JSketch jsketch)

Called by LocalPageListener::intervalAdded

saveAsGIF

protected void saveAsGIF(File outputFile)

Save the current page of the specified document to the file in GIF format.

print

public int print(Graphics graphics,
                 PageFormat format,
                 int index)
          throws PrinterException

Print the document to a printer, represented by the specified graphics object. This method assumes that a view exists of the this document in the application.

Specified by:

print in interface Printable

Parameters:

graphics - The context into which the page is drawn.

format - The size and orientation of the page being drawn.

index - The zero based index of the page to be drawn.

Throws:

PrinterException - If the print job is terminated.

cut

public void cut(Clipboard c)

Get the currently selected objects from this document, if any, and place them on the given clipboard.

Specified by:

cut in interface View

Overrides:

cut in class AbstractView

copy

public void copy(Clipboard c)

Get the currently selected objects from this document, if any, and place them on the given clipboard.

Specified by:

copy in interface View

Overrides:

copy in class AbstractView

lostOwnership

public void lostOwnership(Clipboard clipboard,
                          Transferable transferable)

Do nothing.

Specified by:

lostOwnership in interface ClipboardOwner

paste

public void paste(Clipboard c)

Clone the objects currently on the clipboard, if any, and place them in the given document. If the document does not support such an operation, then do nothing. This method is responsible for copying the data.

Specified by:

paste in interface View

Overrides:

paste in class AbstractView

getDesktopContext

protected DesktopContext getDesktopContext()

getTitle

public String getTitle()

Description copied from class: AbstractView

Get the title of this document

Specified by:

getTitle in interface View

Specified by:

getTitle in class AbstractView

getShortTitle

public String getShortTitle()

Description copied from class: AbstractView

Get the short title of this document. The short title is used in situations where the regular title is likely to be too long, such as iconified windows, menus, and so on.

Specified by:

getShortTitle in interface View

Specified by:

getShortTitle in class AbstractView

groupSelected

public void groupSelected()

ungroupSelected

public void ungroupSelected()

nextPage

public void nextPage()

previousPage

public void previousPage()