Package com.lowagie.text.pdf
Class LayoutProcessor
java.lang.Object
com.lowagie.text.pdf.LayoutProcessor
Provides glyph layout e.g. for accented Latin letters.
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate static final int
private static boolean
private static int
private static final Map
<TextAttribute, Object> -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionstatic GlyphVector
computeGlyphVector
(BaseFont baseFont, float fontSize, String text) Computes glyph positioningstatic void
disable()
static void
enable()
Enables the processor.static void
enable
(int flags) Enables the processor with the provided flags.static void
Enables the processor.static void
enableKernLiga
(int flags) Enables the processor with the provided flags.static int
getFlags()
private static boolean
hasAdjustments
(GlyphVector glyphVector) Checks if the glyphVector contains adjustments that make advanced layout necessarystatic boolean
static boolean
isSet
(int queryFlags) static void
Loads the AWT font needed for layoutstatic void
Set kerningstatic void
setKerning
(Font font) Set kerning for one fontstatic void
Add ligaturesstatic void
setLigatures
(Font font) Set ligatures for one fontprivate static void
setRunDirection
(Font font, Boolean runDirection) Set run direction for one fontstatic void
setRunDirectionLtr
(Font font) Set run direction for one font to LTRstatic void
setRunDirectionRtl
(Font font) Set run direction for one font to RTLprivate static void
setTextAttributes
(Font font, Map<TextAttribute, Object> textAttributes) Set text attributes to font The attributes are used only for glyph layout, and don't change the visual appearance of the fontstatic Point2D
showText
(PdfContentByte cb, BaseFont baseFont, float fontSize, String text) Shows a text using glyph positioning (if needed)static boolean
supportsFont
(BaseFont baseFont)
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Field Details
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DEFAULT_FLAGS
private static final int DEFAULT_FLAGS- See Also:
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awtFontMap
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globalTextAttributes
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enabled
private static boolean enabled -
flags
private static int flags
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Constructor Details
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LayoutProcessor
private LayoutProcessor()
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Method Details
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enable
public static void enable()Enables the processor.Kerning and ligatures are switched off. This method can only be called once.
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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
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enableKernLiga
public static void enableKernLiga()Enables the processor.Kerning and ligatures are switched on. This method can only be called once.
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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
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isEnabled
public static boolean isEnabled() -
setKerning
public static void setKerning()Set kerning- See Also:
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setKerning
Set kerning for one font- Parameters:
font
- The font for which kerning is to be turned on- See Also:
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setLigatures
public static void setLigatures()Add ligatures -
setLigatures
Set ligatures for one font- Parameters:
font
- The font for which ligatures are to be turned on
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setRunDirectionRtl
Set run direction for one font to RTL- Parameters:
font
- The font for which the run direction is set
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setRunDirectionLtr
Set run direction for one font to LTR- Parameters:
font
- The font for which the run direction is set
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setRunDirection
Set run direction for one font- Parameters:
font
- The font for which the run direction is set
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setTextAttributes
Set text attributes to font The attributes are used only for glyph layout, and don't change the visual appearance of the font- Parameters:
font
- The font for which kerning is to be turned ontextAttributes
- Map of text attributes to be set- See Also:
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getFlags
public static int getFlags() -
isSet
public static boolean isSet(int queryFlags) -
supportsFont
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loadFont
Loads the AWT font needed for layout- Parameters:
baseFont
- OpenPdf base fontfilename
- of the font file- Throws:
RuntimeException
- if font can not be loaded
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computeGlyphVector
Computes glyph positioning- Parameters:
baseFont
- OpenPdf base fonttext
- input text- Returns:
- glyph vector containing reordered text, width and positioning info
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hasAdjustments
Checks if the glyphVector contains adjustments that make advanced layout necessary- Parameters:
glyphVector
- glyph vector containing the positions- Returns:
- true, if the glyphVector contains adjustments
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showText
Shows a text using glyph positioning (if needed)- Parameters:
cb
- object containing the content of the pagebaseFont
- base font to usefontSize
- font size to applytext
- text to show- Returns:
- layout position correction to correct the start of the next line
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disable
public static void disable()
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