com.lowagie.text.pdf

Class LayoutProcessor

java.lang.Object

com.lowagie.text.pdf.LayoutProcessor

public class LayoutProcessor
extends Object

Provides glyph layout e.g. for accented Latin letters.

Method Summary

Modifier and Type	Method and Description
static GlyphVector	computeGlyphVector(BaseFont baseFont, float fontSize, String text) Computes glyph positioning
static void	disable()
static void	enable() Enables the processor.
static void	enable(int flags) Enables the processor with the provided flags.
static void	enableKernLiga() Enables the processor.
static void	enableKernLiga(int flags) Enables the processor with the provided flags.
static int	getFlags()
static boolean	isEnabled()
static boolean	isSet(int queryFlags)
static void	loadFont(BaseFont baseFont, String filename) Loads the AWT font needed for layout
static void	setKerning() Set kerning
static void	setKerning(Font font) Set kerning for one font
static void	setLigatures() Add ligatures
static void	setLigatures(Font font) Set ligatures for one font
static void	setRunDirectionLtr(Font font) Set run direction for one font to LTR
static void	setRunDirectionRtl(Font font) Set run direction for one font to RTL
static Point2D	showText(PdfContentByte cb, BaseFont baseFont, float fontSize, String text) Shows a text using glyph positioning (if needed)
static boolean	supportsFont(BaseFont baseFont)

Methods inherited from class java.lang.Object

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

Method Detail

enable

public static void enable()

Enables the processor.

Kerning and ligatures are switched off. This method can only be called once.

enable

public static void enable(int flags)

Enables the processor with the provided flags.

Kerning and ligatures are switched off. This method can only be called once.

Parameters:

flags - see java.awt.Font.layoutGlyphVector

enableKernLiga

public static void enableKernLiga()

Enables the processor.

Kerning and ligatures are switched on. This method can only be called once.

enableKernLiga

public static void enableKernLiga(int flags)

Enables the processor with the provided flags.

Kerning and ligatures are switched on. This method can only be called once.

Parameters:

flags - see java.awt.Font.layoutGlyphVector

isEnabled

public static boolean isEnabled()

setKerning

public static void setKerning()

Set kerning

See Also:

Oracle: The Java™ Tutorials, Using Text Attributes to Style Text

setKerning

public static void setKerning(Font font)

Set kerning for one font

Parameters:

font - The font for which kerning is to be turned on

See Also:

Oracle: The Java™ Tutorials, Using Text Attributes to Style Text

setLigatures

public static void setLigatures()

Add ligatures

setLigatures

public static void setLigatures(Font font)

Set ligatures for one font

Parameters:

font - The font for which ligatures are to be turned on

setRunDirectionRtl

public static void setRunDirectionRtl(Font font)

Set run direction for one font to RTL

Parameters:

font - The font for which the run direction is set

setRunDirectionLtr

public static void setRunDirectionLtr(Font font)

Set run direction for one font to LTR

Parameters:

font - The font for which the run direction is set

getFlags

public static int getFlags()

isSet

public static boolean isSet(int queryFlags)

supportsFont

public static boolean supportsFont(BaseFont baseFont)

loadFont

public static void loadFont(BaseFont baseFont,
                            String filename)

Loads the AWT font needed for layout

Parameters:

baseFont - OpenPdf base font

filename - of the font file

Throws:

RuntimeException - if font can not be loaded

computeGlyphVector

public static GlyphVector computeGlyphVector(BaseFont baseFont,
                                             float fontSize,
                                             String text)

Computes glyph positioning

Parameters:

baseFont - OpenPdf base font

text - input text

Returns:

glyph vector containing reordered text, width and positioning info

showText

public static Point2D showText(PdfContentByte cb,
                               BaseFont baseFont,
                               float fontSize,
                               String text)

Shows a text using glyph positioning (if needed)

Parameters:

cb - object containing the content of the page

baseFont - base font to use

fontSize - font size to apply

text - text to show

Returns:

layout position correction to correct the start of the next line

disable

public static void disable()