Package net.sourceforge.jeuclid.elements.support.text

Class StringUtil

java.lang.Object

net.sourceforge.jeuclid.elements.support.text.StringUtil

public final class StringUtil
extends java.lang.Object

Utilities for String handling.

Version:

$Revision: 480d7f8c8b4e $

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	StringUtil.TextLayoutInfo	Contains layout information retrieved from a TextLayout.

Field Summary

Fields

Modifier and Type	Field	Description
static boolean	OSX	Set to true if we're running under Mac OS X.

Method Summary

Modifier and Type	Method	Description
static java.text.AttributedString	convertStringtoAttributedString(java.lang.String inputString, MathVariant baseVariant, float fontSize, LayoutContext context)	Converts a given String to an attributed string with the proper variants set.
static java.awt.font.TextLayout	createTextLayoutFromAttributedString(java.awt.Graphics2D g, java.text.AttributedString aString, LayoutContext context)	Safely creates a Text Layout from an attributed string.
static StringUtil.TextLayoutInfo	getTextLayoutInfo(java.awt.font.TextLayout textLayout, boolean trim)	Retrieve the actual layout information from a textLayout.
static float	getWidthForTextLayout(java.awt.font.TextLayout layout)	Retrieves the real width from a given text layout.
static java.text.AttributedCharacterIterator	textContentAsAttributedCharacterIterator(LayoutContext contextNow, JEuclidElement contextElement, org.w3c.dom.Node node, float corrector)	Provide the text content of the current element as AttributedCharacterIterator.

Methods inherited from class java.lang.Object

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

Field Detail

OSX

public static final boolean OSX

Set to true if we're running under Mac OS X.

Method Detail

convertStringtoAttributedString

public static java.text.AttributedString convertStringtoAttributedString(java.lang.String inputString,
                                                                         MathVariant baseVariant,
                                                                         float fontSize,
                                                                         LayoutContext context)

Converts a given String to an attributed string with the proper variants set.

Parameters:

inputString - the string to convert.

baseVariant - variant to base on for regular characters

fontSize - size of Font to use.

context - Layout Context to use.

Returns:

an attributed string that has Textattribute.FONT set for all characters.

textContentAsAttributedCharacterIterator

public static java.text.AttributedCharacterIterator textContentAsAttributedCharacterIterator(LayoutContext contextNow,
                                                                                             JEuclidElement contextElement,
                                                                                             org.w3c.dom.Node node,
                                                                                             float corrector)

Provide the text content of the current element as AttributedCharacterIterator.

Parameters:

contextNow - LayoutContext of the parent element.

contextElement - Parent Element.

node - Current node.

corrector - Font-size corrector.

Returns:

An AttributedCharacterIterator over the text contents.

createTextLayoutFromAttributedString

public static java.awt.font.TextLayout createTextLayoutFromAttributedString(java.awt.Graphics2D g,
                                                                            java.text.AttributedString aString,
                                                                            LayoutContext context)

Safely creates a Text Layout from an attributed string. Unlike the TextLayout constructor, the String here may actually be empty.

Parameters:

g - Graphics context.

aString - an Attributed String

context - Layout Context to use.

Returns:

a TextLayout

getWidthForTextLayout

public static float getWidthForTextLayout(java.awt.font.TextLayout layout)

Retrieves the real width from a given text layout.

Parameters:

layout - the textlayout

Returns:

width

getTextLayoutInfo

public static StringUtil.TextLayoutInfo getTextLayoutInfo(java.awt.font.TextLayout textLayout,
                                                          boolean trim)

Retrieve the actual layout information from a textLayout. This is different than the values given when calling the functions directly.

Parameters:

textLayout - TextLayout to look at.

trim - Trim to actual content

Returns:

a TextLayoutInfo.