Eclipse GEF and Draw2d Plug-in Developer Guide (Galileo) - AbstractBorder (Eclipse Draw2d API Specification)

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Eclipse Draw2d
3.3

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org.eclipse.draw2d
Class AbstractBorder

java.lang.Object
  
org.eclipse.draw2d.AbstractBorder

All Implemented Interfaces:: Border

Direct Known Subclasses:: AbstractBackground, AbstractFlowBorder, AbstractLabeledBorder, CompoundBorder, FocusBorder, LineBorder, MarginBorder, SchemeBorder

public abstract class AbstractBorder
extends java.lang.Object
implements Border

Provides generic support for borders.

Field Summary

protected static Rectangle tempRect
          A temporary Rectangle

Constructor Summary

AbstractBorder ()


Method Summary

protected static Rectangle getPaintRectangle ( IFigure figure, Insets insets)
          Returns a temporary rectangle representing the figure's bounds cropped by the specified insets.

Dimension getPreferredSize ( IFigure f)
          Returns the preferred width and height that this border would like to display itself properly.

boolean isOpaque ()
          Returns true if the Border completely fills the region defined in Border.paint(IFigure, Graphics, Insets).

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.draw2d. Border

getInsets, paint

Field Detail

tempRect

protected static 
Rectangle tempRect

A temporary Rectangle

Constructor Detail

AbstractBorder

public AbstractBorder()

Method Detail

getPaintRectangle

protected static final 
Rectangle getPaintRectangle(
IFigure figure,
                                                   
Insets insets)

Returns a temporary rectangle representing the figure's bounds cropped by the specified insets. This method exists for convenience and performance; the method does not new any Objects and returns a rectangle which the caller can manipulate.

Parameters:: figure - Figure for which the paintable rectangle is needed; insets - The insets
Returns:: The paintable region on the Figure f
Since:: 2.0

getPreferredSize

public 
Dimension getPreferredSize(
IFigure f)

Description copied from interface: Border

Returns the preferred width and height that this border would like to display itself properly.

Specified by:: getPreferredSize in interface Border

Parameters:: f - The figure
Returns:: The preferred size
See Also:: Border.getPreferredSize(IFigure)

isOpaque

public boolean isOpaque()