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java.lang.Objectjavax.swing.text.Utilities
public class Utilities
Disabled: no SafeJ information.
A collection of methods to deal with various text related activities.
Constructor Summary | |
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Utilities()
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Method Summary | |
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static int |
drawTabbedText(Segment s,
int x,
int y,
Graphics g,
TabExpander e,
int startOffset)
Draws the given text, expanding any tabs that are contained using the given tab expansion technique. |
static int |
getBreakLocation(Segment s,
FontMetrics metrics,
int x0,
int x,
TabExpander e,
int startOffset)
Determine where to break the given text to fit within the given span. |
static int |
getNextWord(JTextComponent c,
int offs)
Determines the start of the next word for the given location. |
static Element |
getParagraphElement(JTextComponent c,
int offs)
Determines the element to use for a paragraph/line. |
static int |
getPositionAbove(JTextComponent c,
int offs,
int x)
Determines the position in the model that is closest to the given view location in the row above. |
static int |
getPositionBelow(JTextComponent c,
int offs,
int x)
Determines the position in the model that is closest to the given view location in the row below. |
static int |
getPreviousWord(JTextComponent c,
int offs)
Determine the start of the prev word for the given location. |
static int |
getRowEnd(JTextComponent c,
int offs)
Determines the ending row model position of the row that contains the specified model position. |
static int |
getRowStart(JTextComponent c,
int offs)
Determines the starting row model position of the row that contains the specified model position. |
static int |
getTabbedTextOffset(Segment s,
FontMetrics metrics,
int x0,
int x,
TabExpander e,
int startOffset)
Determines the relative offset into the given text that best represents the given span in the view coordinate system. |
static int |
getTabbedTextOffset(Segment s,
FontMetrics metrics,
int x0,
int x,
TabExpander e,
int startOffset,
boolean round)
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static int |
getTabbedTextWidth(Segment s,
FontMetrics metrics,
int x,
TabExpander e,
int startOffset)
Determines the width of the given segment of text taking tabs into consideration. |
static int |
getWordEnd(JTextComponent c,
int offs)
Determines the end of a word for the given location. |
static int |
getWordStart(JTextComponent c,
int offs)
Determines the start of a word for the given model location. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public Utilities()
Method Detail |
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public static final int drawTabbedText(Segment s, int x, int y, Graphics g, TabExpander e, int startOffset)
s
- the source of the textx
- the X origin >= 0y
- the Y origin >= 0g
- the graphics contexte
- how to expand the tabs. If this value is null,
tabs will be expanded as a space character.startOffset
- starting offset of the text in the document >= 0
public static final int getTabbedTextWidth(Segment s, FontMetrics metrics, int x, TabExpander e, int startOffset)
s
- the source of the textmetrics
- the font metrics to use for the calculationx
- the X origin >= 0e
- how to expand the tabs. If this value is null,
tabs will be expanded as a space character.startOffset
- starting offset of the text in the document >= 0
public static final int getTabbedTextOffset(Segment s, FontMetrics metrics, int x0, int x, TabExpander e, int startOffset)
s
- the source of the textmetrics
- the font metrics to use for the calculationx0
- the starting view location representing the start
of the given text >= 0.x
- the target view location to translate to an
offset into the text >= 0.e
- how to expand the tabs. If this value is null,
tabs will be expanded as a space character.startOffset
- starting offset of the text in the document >= 0
public static final int getTabbedTextOffset(Segment s, FontMetrics metrics, int x0, int x, TabExpander e, int startOffset, boolean round)
public static final int getBreakLocation(Segment s, FontMetrics metrics, int x0, int x, TabExpander e, int startOffset)
s
- the source of the textmetrics
- the font metrics to use for the calculationx0
- the starting view location representing the start
of the given text.x
- the target view location to translate to an
offset into the text.e
- how to expand the tabs. If this value is null,
tabs will be expanded as a space character.startOffset
- starting offset in the document of the text
public static final int getRowStart(JTextComponent c, int offs) throws BadLocationException
c
- the editoroffs
- the offset in the document >= 0
BadLocationException
- if the offset is out of rangepublic static final int getRowEnd(JTextComponent c, int offs) throws BadLocationException
c
- the editoroffs
- the offset in the document >= 0
BadLocationException
- if the offset is out of rangepublic static final int getPositionAbove(JTextComponent c, int offs, int x) throws BadLocationException
c
- the editoroffs
- the offset in the document >= 0x
- the X coordinate >= 0
BadLocationException
- if the offset is out of rangepublic static final int getPositionBelow(JTextComponent c, int offs, int x) throws BadLocationException
c
- the editoroffs
- the offset in the document >= 0x
- the X coordinate >= 0
BadLocationException
- if the offset is out of rangepublic static final int getWordStart(JTextComponent c, int offs) throws BadLocationException
c
- the editoroffs
- the offset in the document >= 0
BadLocationException
- if the offset is out of rangepublic static final int getWordEnd(JTextComponent c, int offs) throws BadLocationException
c
- the editoroffs
- the offset in the document >= 0
BadLocationException
- if the offset is out of rangepublic static final int getNextWord(JTextComponent c, int offs) throws BadLocationException
c
- the editoroffs
- the offset in the document >= 0
BadLocationException
- if the offset is out of rangepublic static final int getPreviousWord(JTextComponent c, int offs) throws BadLocationException
c
- the editoroffs
- the offset in the document >= 0
BadLocationException
- if the offset is out of rangepublic static final Element getParagraphElement(JTextComponent c, int offs)
c
- the editoroffs
- the starting offset in the document >= 0
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