org.apache.batik.gvt.font
Interface GVTGlyphVector

All Known Implementing Classes:
AWTGVTGlyphVector, MultiGlyphVector, SVGGVTGlyphVector

public interface GVTGlyphVector

An interface for all GVT GlyphVector classes.


Method Summary
 void draw(Graphics2D graphics2D, AttributedCharacterIterator aci)
          Draws the glyph vector.
 Rectangle2D getBounds2D(AttributedCharacterIterator aci)
          Returns a tight bounds on the GylphVector including stroking.
 int getCharacterCount(int startGlyphIndex, int endGlyphIndex)
          Returns the number of chars represented by the glyphs within the specified range.
 GVTFont getFont()
          Returns the Font associated with this GlyphVector.
 FontRenderContext getFontRenderContext()
          Returns the FontRenderContext associated with this GlyphVector.
 Rectangle2D getGeometricBounds()
          Returns the visual bounds of this GlyphVector The visual bounds is the tightest rectangle enclosing all non-background pixels in the rendered representation of this GlyphVector.
 Rectangle2D getGlyphCellBounds(int glyphIndex)
          Returns the bounding box of the specified glyph, considering only the glyph's metrics (ascent, descent, advance) rather than the actual glyph shape.
 int getGlyphCode(int glyphIndex)
          Returns the glyphcode of the specified glyph.
 int[] getGlyphCodes(int beginGlyphIndex, int numEntries, int[] codeReturn)
          Returns an array of glyphcodes for the specified glyphs.
 GlyphJustificationInfo getGlyphJustificationInfo(int glyphIndex)
          Returns the justification information for the glyph at the specified index into this GlyphVector.
 Shape getGlyphLogicalBounds(int glyphIndex)
          Returns the logical bounds of the specified glyph within this GlyphVector.
 GVTGlyphMetrics getGlyphMetrics(int glyphIndex)
          Returns the metrics of the glyph at the specified index into this GlyphVector.
 Shape getGlyphOutline(int glyphIndex)
          Returns a Shape whose interior corresponds to the visual representation of the specified glyph within this GlyphVector.
 Point2D getGlyphPosition(int glyphIndex)
          Returns the position of the specified glyph within this GlyphVector.
 float[] getGlyphPositions(int beginGlyphIndex, int numEntries, float[] positionReturn)
          Returns an array of glyph positions for the specified glyphs
 AffineTransform getGlyphTransform(int glyphIndex)
          Gets the transform of the specified glyph within this GlyphVector.
 Shape getGlyphVisualBounds(int glyphIndex)
          Returns the visual bounds of the specified glyph within the GlyphVector.
 Rectangle2D getLogicalBounds()
          Returns the logical bounds of this GlyphVector.
 int getNumGlyphs()
          Returns the number of glyphs in this GlyphVector.
 Shape getOutline()
          Returns a Shape whose interior corresponds to the visual representation of this GlyphVector.
 Shape getOutline(float x, float y)
          Returns a Shape whose interior corresponds to the visual representation of this GlyphVector, offset to x, y.
 boolean isGlyphVisible(int glyphIndex)
          Returns true if specified glyph will be drawn.
 void performDefaultLayout()
          Assigns default positions to each glyph in this GlyphVector.
 void setGlyphPosition(int glyphIndex, Point2D newPos)
          Sets the position of the specified glyph within this GlyphVector.
 void setGlyphTransform(int glyphIndex, AffineTransform newTX)
          Sets the transform of the specified glyph within this GlyphVector.
 void setGlyphVisible(int glyphIndex, boolean visible)
          Tells the glyph vector whether or not to draw the specified glyph.
 

Method Detail

getFont

GVTFont getFont()
Returns the Font associated with this GlyphVector.


getFontRenderContext

FontRenderContext getFontRenderContext()
Returns the FontRenderContext associated with this GlyphVector.


getGlyphCode

int getGlyphCode(int glyphIndex)
Returns the glyphcode of the specified glyph.


getGlyphCodes

int[] getGlyphCodes(int beginGlyphIndex,
                    int numEntries,
                    int[] codeReturn)
Returns an array of glyphcodes for the specified glyphs.


getGlyphJustificationInfo

GlyphJustificationInfo getGlyphJustificationInfo(int glyphIndex)
Returns the justification information for the glyph at the specified index into this GlyphVector.


getGlyphLogicalBounds

Shape getGlyphLogicalBounds(int glyphIndex)
Returns the logical bounds of the specified glyph within this GlyphVector. This is a good bound for hit detection and highlighting it is not tight in any sense, and in some (rare) cases may exclude parts of the glyph.


getGlyphMetrics

GVTGlyphMetrics getGlyphMetrics(int glyphIndex)
Returns the metrics of the glyph at the specified index into this GlyphVector.


getGlyphOutline

Shape getGlyphOutline(int glyphIndex)
Returns a Shape whose interior corresponds to the visual representation of the specified glyph within this GlyphVector.


getGlyphCellBounds

Rectangle2D getGlyphCellBounds(int glyphIndex)
Returns the bounding box of the specified glyph, considering only the glyph's metrics (ascent, descent, advance) rather than the actual glyph shape.


getGlyphPosition

Point2D getGlyphPosition(int glyphIndex)
Returns the position of the specified glyph within this GlyphVector.


getGlyphPositions

float[] getGlyphPositions(int beginGlyphIndex,
                          int numEntries,
                          float[] positionReturn)
Returns an array of glyph positions for the specified glyphs


getGlyphTransform

AffineTransform getGlyphTransform(int glyphIndex)
Gets the transform of the specified glyph within this GlyphVector.


getGlyphVisualBounds

Shape getGlyphVisualBounds(int glyphIndex)
Returns the visual bounds of the specified glyph within the GlyphVector.


getLogicalBounds

Rectangle2D getLogicalBounds()
Returns the logical bounds of this GlyphVector. This is a good bound for hit detection and highlighting it is not tight in any sense, and in some (rare) cases may exclude parts of the glyph.


getNumGlyphs

int getNumGlyphs()
Returns the number of glyphs in this GlyphVector.


getOutline

Shape getOutline()
Returns a Shape whose interior corresponds to the visual representation of this GlyphVector.


getOutline

Shape getOutline(float x,
                 float y)
Returns a Shape whose interior corresponds to the visual representation of this GlyphVector, offset to x, y.


getGeometricBounds

Rectangle2D getGeometricBounds()
Returns the visual bounds of this GlyphVector The visual bounds is the tightest rectangle enclosing all non-background pixels in the rendered representation of this GlyphVector.


getBounds2D

Rectangle2D getBounds2D(AttributedCharacterIterator aci)
Returns a tight bounds on the GylphVector including stroking.

Parameters:
aci - Required to get painting attributes of glyphVector.

performDefaultLayout

void performDefaultLayout()
Assigns default positions to each glyph in this GlyphVector.


setGlyphPosition

void setGlyphPosition(int glyphIndex,
                      Point2D newPos)
Sets the position of the specified glyph within this GlyphVector.


setGlyphTransform

void setGlyphTransform(int glyphIndex,
                       AffineTransform newTX)
Sets the transform of the specified glyph within this GlyphVector.


setGlyphVisible

void setGlyphVisible(int glyphIndex,
                     boolean visible)
Tells the glyph vector whether or not to draw the specified glyph.


isGlyphVisible

boolean isGlyphVisible(int glyphIndex)
Returns true if specified glyph will be drawn.


getCharacterCount

int getCharacterCount(int startGlyphIndex,
                      int endGlyphIndex)
Returns the number of chars represented by the glyphs within the specified range.

Parameters:
startGlyphIndex - The index of the first glyph in the range.
endGlyphIndex - The index of the last glyph in the range.
Returns:
The number of chars.

draw

void draw(Graphics2D graphics2D,
          AttributedCharacterIterator aci)
Draws the glyph vector.



Copyright © 2008 Apache Software Foundation. All Rights Reserved.