Package snap.text

Class TextBlockUtils

java.lang.Object

snap.text.TextBlockUtils

public class TextBlockUtils
extends Object

Utility methods to support TextBlock.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	TextBlockUtils.CharsChange	A property change event for addChars/removeChars.
static class	TextBlockUtils.LineStyleChange	A property change event for TextBlock.Style change.
static class	TextBlockUtils.StyleChange	A property change event for TextBlock.Style change.

Constructor Summary

Constructors

Constructor	Description
TextBlockUtils()

Method Summary

Modifier and Type	Method	Description
static TextToken[]	createTokensForTextLine(TextLine aTextLine)	Returns the tokens.
static void	fromXML(TextBlock textBlock, XMLArchiver anArchiver, XMLElement anElement)	XML unarchival.
static Shape	getPathForCharRange(TextBlock textBlock, int aStartCharIndex, int aEndCharIndex)	Returns a path for two char indexes - it will be a simple box with extensions for first/last lines.
static TextRun[]	getUnderlineRuns(TextBlock textBlock, Rect aRect)	Returns underlined runs for text box.
static void	paintTextBlockUnderlines(Painter aPntr, TextBlock textBlock, Rect clipRect)	Paint TextBox to given painter.
static void	setMouseY(TextBlock textBlock, double aY)	Sets the Mouse Y for given text block to assist in caret placement (can be ambiguous for start/end of line).
static XMLElement	toXML(TextBlock textBlock, XMLArchiver anArchiver)	XML archival.

Methods inherited from class java.lang.Object

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

Constructor Details

TextBlockUtils

public TextBlockUtils()

Method Details

getPathForCharRange

public static Shape getPathForCharRange(TextBlock textBlock,
 int aStartCharIndex,
 int aEndCharIndex)

Returns a path for two char indexes - it will be a simple box with extensions for first/last lines.

getUnderlineRuns

public static TextRun[] getUnderlineRuns(TextBlock textBlock,
 Rect aRect)

Returns underlined runs for text box.

paintTextBlockUnderlines

public static void paintTextBlockUnderlines(Painter aPntr,
 TextBlock textBlock,
 Rect clipRect)

Paint TextBox to given painter.

createTokensForTextLine

public static TextToken[] createTokensForTextLine(TextLine aTextLine)

Returns the tokens.

setMouseY

public static void setMouseY(TextBlock textBlock,
 double aY)

Sets the Mouse Y for given text block to assist in caret placement (can be ambiguous for start/end of line).

toXML

public static XMLElement toXML(TextBlock textBlock,
 XMLArchiver anArchiver)

XML archival.

fromXML

public static void fromXML(TextBlock textBlock,
 XMLArchiver anArchiver,
 XMLElement anElement)

XML unarchival.