de.jaret.util.ui.timebars.swt.renderer
Class DefaultTitleRenderer

java.lang.Object
  de.jaret.util.ui.timebars.swt.renderer.RendererBase
      de.jaret.util.ui.timebars.swt.renderer.DefaultTitleRenderer

All Implemented Interfaces:

TitleRenderer

public class DefaultTitleRenderer
extends RendererBase
implements TitleRenderer

A default title renderer. Prints the text centered in the area using a bigger font. Can additionally render an image as background.

Version:

$Id: DefaultTitleRenderer.java 396 2007-05-01 12:03:44Z olk $

Author:

Peter Kliem

Field Summary

protected java.lang.String	_backgroundRscName path of the background image ressource.
protected org.eclipse.swt.graphics.Font	_titleFont font to use.
protected static java.lang.String	BACKGROUND key for image registry.

Fields inherited from class de.jaret.util.ui.timebars.swt.renderer.RendererBase

_printer, _scaleX, _scaleY

Constructor Summary

DefaultTitleRenderer()
Constructor for display rendering.

DefaultTitleRenderer(org.eclipse.swt.printing.Printer printer)
Constructor for printing renderer.

Method Summary

TitleRenderer	createPrintRenderer(org.eclipse.swt.printing.Printer printer) Create a similar renderer for printing.
void	dispose() Dispose whatever there is.
void	draw(org.eclipse.swt.graphics.GC gc, org.eclipse.swt.graphics.Rectangle drawingArea, TimeBarViewerDelegate delegate, java.lang.String title, boolean printing) Daw the title.
java.lang.String	getBackgroundRscName() Retrieve name of ressource for the background image.
void	setBackgroundImageDescriptor(org.eclipse.jface.resource.ImageDescriptor descriptor) Set the bakground imgae by setting an imgae descriptor.
void	setBackgroundRscName(java.lang.String backgroundRscName) Set background ressource path.

Methods inherited from class de.jaret.util.ui.timebars.swt.renderer.RendererBase

drawFocus, getDefaultLineWidth, getPrinter, getScaleX, getScaleY, scaleX, scaleY

Methods inherited from class java.lang.Object

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

Field Detail

BACKGROUND

protected static final java.lang.String BACKGROUND

key for image registry.

See Also:

Constant Field Values

_backgroundRscName

protected java.lang.String _backgroundRscName

path of the background image ressource.

_titleFont

protected org.eclipse.swt.graphics.Font _titleFont

font to use.

Constructor Detail

DefaultTitleRenderer

public DefaultTitleRenderer(org.eclipse.swt.printing.Printer printer)

Constructor for printing renderer.

Parameters:

printer - printer device

DefaultTitleRenderer

public DefaultTitleRenderer()

Constructor for display rendering.

Method Detail

draw

public void draw(org.eclipse.swt.graphics.GC gc,
                 org.eclipse.swt.graphics.Rectangle drawingArea,
                 TimeBarViewerDelegate delegate,
                 java.lang.String title,
                 boolean printing)

Daw the title.

Specified by:

draw in interface TitleRenderer

Parameters:

gc - GC

drawingArea - area to draw in

delegate - asking delegate

title - title to draw

printing - true if this is a printing operation

createPrintRenderer

public TitleRenderer createPrintRenderer(org.eclipse.swt.printing.Printer printer)

Create a similar renderer for printing. The creatin should copy settings made to the producing renderer.

Specified by:

createPrintRenderer in interface TitleRenderer

Parameters:

printer - Printer device

Returns:

a configured renderer for printing.

dispose

public void dispose()

Dispose whatever there is.

Specified by:

dispose in interface TitleRenderer

getBackgroundRscName

public java.lang.String getBackgroundRscName()

Retrieve name of ressource for the background image.

Returns:

ressource path

setBackgroundRscName

public void setBackgroundRscName(java.lang.String backgroundRscName)

Set background ressource path. Can be problematic in an eclipse RCP.Use the setBackgroundImageDescriptor instead.

Parameters:

backgroundRscName - rsc path

setBackgroundImageDescriptor

public void setBackgroundImageDescriptor(org.eclipse.jface.resource.ImageDescriptor descriptor)

Set the bakground imgae by setting an imgae descriptor.

Parameters:

descriptor - imgae descriptor