org.eclipse.gmf.runtime.draw2d.ui.figures
Class FigureUtilities

java.lang.Object
  org.eclipse.draw2d.FigureUtilities
      org.eclipse.gmf.runtime.draw2d.ui.figures.FigureUtilities

public class FigureUtilities

extends FigureUtilities

A set of methods that are useful when manipulating figures. These are often used in the paint routines or locators of IFigure implementors to do complex geometry calculations that may be common across different parts of a hierarchy.

Constructor Summary

FigureUtilities()

Method Summary

static java.lang.Integer	colorToInteger(Color c) Method colorToInteger.
static Point	getLocation(int pos, Dimension dim, Rectangle constraint) Return the location within the supplied constraint of an object of dimension dim according to the alignment parameter.
static Point	getLocation(int pos, Rectangle topos, Rectangle constraint) Return the location within the supplied constraint the supplied rectangle requires to be positioned according to the alignment parameter pos.
static Color	integerToColor(java.lang.Integer i) Method integerToColor.
static RGB	integerToRGB(java.lang.Integer color) Method integerToRGB converts from an Integer to an RGB representation
static java.lang.Integer	RGBToInteger(RGB rgb) Method RGBToInteger converts from an RGB to an Integer representation

Methods inherited from class org.eclipse.draw2d.FigureUtilities

darker, findCommonAncestor, getFontMetrics, getGC, getRoot, getStringDimension, getStringExtents, getTextDimension, getTextExtents, getTextExtents, getTextWidth, isAncestor, lighter, makeGhostShape, mixColors, mixColors, paintEtchedBorder, paintEtchedBorder, paintGrid, setFont

Methods inherited from class java.lang.Object

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

Constructor Detail

FigureUtilities

public FigureUtilities()

Method Detail

colorToInteger

public static java.lang.Integer colorToInteger(Color c)

Method colorToInteger. converts from a Color to an Integer representation

Parameters:

c -

Returns:

Integer

integerToColor

public static Color integerToColor(java.lang.Integer i)

Method integerToColor. converts from an Integer to a Color representation Note: Normally, colors should be instantiated using the AbstractResourceManager.

Parameters:

i -

Returns:

Color

RGBToInteger

public static java.lang.Integer RGBToInteger(RGB rgb)

Method RGBToInteger converts from an RGB to an Integer representation

Parameters:

rgb -

Returns:

Integer

integerToRGB

public static RGB integerToRGB(java.lang.Integer color)

Method integerToRGB converts from an Integer to an RGB representation

Parameters:

color -

Returns:

RGB

getLocation

public static Point getLocation(int pos,
                                Rectangle topos,
                                Rectangle constraint)

Return the location within the supplied constraint the supplied rectangle requires to be positioned according to the alignment parameter pos.

 NW-----N------NE
 |              |
 W    NS/EW     E
 |              |
 SW-----S------SE
 
 

Parameters:

pos - a geographic PositionConstant (N,E,W,S,NW,NW,NS,EW)

topos - the rectangle to be (re)positioned.

constraint - the containing bounds.

Returns:

a new location.

getLocation

public static Point getLocation(int pos,
                                Dimension dim,
                                Rectangle constraint)

Return the location within the supplied constraint of an object of dimension dim according to the alignment parameter.

Parameters:

pos - a geographic PositionConstant (N,E,W,S,NW,NW,NS,EW)

dim - some dimension.

constraint - the containing bounds.

Returns:

a new location.

See Also:

FigureUtilities.getLocation(int, Rectangle, Rectangle)