net.sourceforge.jeuclid.elements.support
Class ElementListSupport

java.lang.Object
  net.sourceforge.jeuclid.elements.support.ElementListSupport

public final class ElementListSupport
extends Object

Class to support Lists of MathElements.

This class can be used by all elements that have some kind of a list of children that they need to handle in a row-like manner.

Version:

$Revision: d02878fc1d01 $

Method Summary

static void	addBackground(Color backgroundColor, LayoutInfo info, boolean useCeil) Add a background Rectangle for the given background color.
static List<Node>	createListOfChildren(Node parent) Creates a list of children for the given Element.
static List<LayoutableNode>	createListOfLayoutChildren(Node parent) Creates a list of layoutable children for the given Element.
static void	fillInfoFromChildren(LayoutView view, LayoutInfo info, Node parent, LayoutStage stage, Dimension2D borderLeftTop, Dimension2D borderRightBottom)
static void	layoutSequential(LayoutView view, LayoutInfo info, List<LayoutableNode> children, LayoutStage stage)

Methods inherited from class java.lang.Object

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

Method Detail

createListOfChildren

public static List<Node> createListOfChildren(Node parent)

Creates a list of children for the given Element.

Parameters:

parent - the parent element.

Returns:

list of Children.

createListOfLayoutChildren

public static List<LayoutableNode> createListOfLayoutChildren(Node parent)

Creates a list of layoutable children for the given Element.

Parameters:

parent - the parent element.

Returns:

list of Children.

fillInfoFromChildren

public static void fillInfoFromChildren(LayoutView view,
                                        LayoutInfo info,
                                        Node parent,
                                        LayoutStage stage,
                                        Dimension2D borderLeftTop,
                                        Dimension2D borderRightBottom)

Parameters:

view - View Object

info - Info to fill

parent - Current Node

stage - Stage to load Info From

borderLeftTop - border around element.

borderRightBottom - border around element.

layoutSequential

public static void layoutSequential(LayoutView view,
                                    LayoutInfo info,
                                    List<LayoutableNode> children,
                                    LayoutStage stage)

Parameters:

view - View Object

info - Info to fill

children - Children to layout

stage - Stage to load Info From

addBackground

public static void addBackground(Color backgroundColor,
                                 LayoutInfo info,
                                 boolean useCeil)

Add a background Rectangle for the given background color.

Parameters:

backgroundColor - background color (may be null)

info - LayoutInfo object to add to. Must already be completely rendered (stage 2)

useCeil - if true, the Math.ceil(double) will be used to avoid anti-aliasing artifacts.