org.eclipse.draw2d
Interface Border
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All Known Subinterfaces:
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FlowBorder,
LabeledBorder
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All Known Implementing Classes:
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AbstractBorder,
AbstractFlowBorder,
AbstractLabeledBorder,
FrameBorder
- public interface Border
A decoration on a Figure. A border may paint itself within the bounds of a figure, and
it may provide Insets which can affect how the figures children are posiiton and
painted.
A border instance may be used with multiple figure instances.
getInsets
public
Insets getInsets(
IFigure figure)
- Returns the Insets for this Border for the given Figure.
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Parameters:
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figure - The figure this border belongs to
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Returns:
- The insets
getPreferredSize
public
Dimension getPreferredSize(
IFigure figure)
- Returns the preferred width and height that this border would like to display itself
properly.
-
-
Parameters:
-
figure - The figure
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Returns:
- The preferred size
isOpaque
public boolean isOpaque()
- Returns
true if the Border completely fills the region defined in
paint(IFigure, Graphics, Insets).
-
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Returns:
-
true if this border is opaque
paint
public void paint(
IFigure figure,
Graphics graphics,
Insets insets)
- Paints the border. The border should paint inside figure's
IFigure.getBounds(),
inset by the parameter insets. The border generally should not paint inside its
own insets. More specifically, Border b should paint inside the rectangle:
figure.getBounds().getCropped(insets) and outside of the rectangle:
figure.getBounds().getCropped(insets).getCropped(getInsets()) where inside is
defined as
Rectangle.contains(int, int).
-
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Parameters:
-
figure - The figure this border belongs to -
graphics - The graphics object used for painting -
insets - The insets
Copyright (c) IBM Corp. and others 2000, 2007. All Rights Reserved.
