org.foray.graphic.batik
Class PDFGraphics2D

java.lang.Object
  java.awt.Graphics
      java.awt.Graphics2D
          org.apache.batik.ext.awt.g2d.AbstractGraphics2D
              org.foray.graphic.batik.PDFGraphics2D

All Implemented Interfaces:

Cloneable

public class PDFGraphics2D
extends org.apache.batik.ext.awt.g2d.AbstractGraphics2D

A Graphics2D implementation used by Batik to render two-dimensional objects (the SVG image) into a PDF document.

Field Summary

static byte	QTY_ELEMENTS_CUBIC Constant indicating the number of elements in a cubic element, that is, 6.
static byte	QTY_ELEMENTS_LINEAR Constant indicating the number of elements in a linear element, that is, 2.
static byte	QTY_ELEMENTS_QUAD Constant indicating the number of elements in a quad element, that is, 4.

Fields inherited from class org.apache.batik.ext.awt.g2d.AbstractGraphics2D

gc, textAsShapes

Constructor Summary

PDFGraphics2D(boolean textAsShapes, org.w3c.dom.svg.SVGDocument svgDocument, org.axsl.font.FontConsumer fontConsumer, org.apache.commons.logging.Log logger, org.axsl.graphic.output.GraphicOutputContext pdfContext, OutputStream outputStream)
Create a new PDFGraphics2D with the given pdf document info.

PDFGraphics2D(PDFGraphics2D g)
This constructor supports the create method.

Method Summary

void	addLink(org.axsl.pdf.PdfPage pdfPage, Shape bounds, AffineTransform trans, String dest, boolean externalLink) This is a pdf specific method used to add a link to the pdf document.
protected void	applyColor(Color color, boolean fill) Apply a color to the document.
protected void	applyPaint(Paint paint, boolean fill) Apply a paint to the document.
protected void	applyStroke(Stroke stroke) Apply a stroke to the document.
void	copyArea(int x, int y, int width, int height, int dx, int dy)
Graphics	create()
void	dispose()
protected void	doDrawing(boolean fill, boolean stroke, boolean nonzero) Add the commands to do the actual drawing.
void	draw(Shape s)
boolean	drawImage(Image img, int x, int y, ImageObserver observer)
boolean	drawImage(Image img, int x, int y, int width, int height, ImageObserver observer)
void	drawRenderableImage(RenderableImage img, AffineTransform xform)
void	drawRenderedImage(RenderedImage img, AffineTransform xform)
void	drawString(AttributedCharacterIterator iterator, float x, float y)
void	drawString(String s, float x, float y)
void	fill(Shape s)
GraphicsConfiguration	getDeviceConfiguration()
FontMetrics	getFontMetrics(Font f)
boolean	ioErrorFound() Indicates whether any I/O errors were found while writing to the output stream.
static String	matrixToString(double[] theMatrix, int numElements) Converts a matrix of decimal values to its PDF representation.
static String	octalMatrixToString(double[] theMatrix) Converts a matrix of octal values to its PDF representation.
void	setGraphicContext(org.apache.batik.ext.awt.g2d.GraphicContext c) Sets the graphic context.
void	setOverrideFontState(org.axsl.font.output.FontPdf infont, float size) Sets the override font and size.
void	setXORMode(Color c1)
protected void	writeClip(Shape s) Clip the document to a specific shape.

Methods inherited from class org.apache.batik.ext.awt.g2d.AbstractGraphics2D

addRenderingHints, clearRect, clip, clipRect, drawArc, drawGlyphVector, drawImage, drawImage, drawImage, drawImage, drawImage, drawImage, drawLine, drawOval, drawPolygon, drawPolyline, drawRect, drawRoundRect, drawString, drawString, fillArc, fillOval, fillPolygon, fillRect, fillRoundRect, getBackground, getClip, getClipBounds, getColor, getComposite, getFont, getFontRenderContext, getGraphicContext, getPaint, getRenderingHint, getRenderingHints, getStroke, getTransform, hit, rotate, rotate, scale, setBackground, setClip, setClip, setColor, setComposite, setFont, setPaint, setPaintMode, setRenderingHint, setRenderingHints, setStroke, setTransform, shear, transform, translate, translate

Methods inherited from class java.awt.Graphics2D

draw3DRect, fill3DRect

Methods inherited from class java.awt.Graphics

create, drawBytes, drawChars, drawPolygon, fillPolygon, finalize, getClipBounds, getClipRect, getFontMetrics, hitClip, toString

Methods inherited from class java.lang.Object

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

Field Detail

QTY_ELEMENTS_CUBIC

public static final byte QTY_ELEMENTS_CUBIC

Constant indicating the number of elements in a cubic element, that is, 6.

See Also:

Constant Field Values

QTY_ELEMENTS_QUAD

public static final byte QTY_ELEMENTS_QUAD

Constant indicating the number of elements in a quad element, that is, 4.

See Also:

Constant Field Values

QTY_ELEMENTS_LINEAR

public static final byte QTY_ELEMENTS_LINEAR

Constant indicating the number of elements in a linear element, that is, 2.

See Also:

Constant Field Values

Constructor Detail

PDFGraphics2D

public PDFGraphics2D(boolean textAsShapes,
                     org.w3c.dom.svg.SVGDocument svgDocument,
                     org.axsl.font.FontConsumer fontConsumer,
                     org.apache.commons.logging.Log logger,
                     org.axsl.graphic.output.GraphicOutputContext pdfContext,
                     OutputStream outputStream)
              throws org.axsl.graphic.GraphicException

Create a new PDFGraphics2D with the given pdf document info. This is used to create a Graphics object for use inside an already existing document.

Parameters:

textAsShapes - Set this to true so that text will be rendered using curves and not the font.

svgDocument - The SVG document to be drawn.

fontConsumer - The font consumer for this document.

logger - The logger.

pdfContext - The PDF context in which this content is being written.

outputStream - The output stream to which this processor writes its PDF output.

Throws:

org.axsl.graphic.GraphicException - If there is no graphical environment available.

PDFGraphics2D

public PDFGraphics2D(PDFGraphics2D g)

This constructor supports the create method.

Parameters:

g - The encapsulated image.

Method Detail

octalMatrixToString

public static String octalMatrixToString(double[] theMatrix)

Converts a matrix of octal values to its PDF representation.

Parameters:

theMatrix - The matrix to be converted.

Returns:

The PDF representation of the matrix.

matrixToString

public static String matrixToString(double[] theMatrix,
                                    int numElements)

Converts a matrix of decimal values to its PDF representation.

Parameters:

theMatrix - The matrix to be converted.

numElements - The number of elements in the matrix to be included in the output.

Returns:

The PDF representation of the matrix.

setGraphicContext

public void setGraphicContext(org.apache.batik.ext.awt.g2d.GraphicContext c)

Sets the graphic context.

Parameters:

c - The new graphic context.

setOverrideFontState

public void setOverrideFontState(org.axsl.font.output.FontPdf infont,
                                 float size)

Sets the override font and size.

Parameters:

infont - The new override font.

size - The new override font size.

create

public Graphics create()

Specified by:

create in class Graphics

addLink

public void addLink(org.axsl.pdf.PdfPage pdfPage,
                    Shape bounds,
                    AffineTransform trans,
                    String dest,
                    boolean externalLink)

This is a pdf specific method used to add a link to the pdf document.

Parameters:

pdfPage - The page on which the link should be placed.

bounds - The location of the link.

trans - The affine transform.

dest - The name of the destination.

externalLink - Set to true if the link is to an external document.

drawImage

public boolean drawImage(Image img,
                         int x,
                         int y,
                         ImageObserver observer)

Specified by:

drawImage in class Graphics

drawImage

public boolean drawImage(Image img,
                         int x,
                         int y,
                         int width,
                         int height,
                         ImageObserver observer)

Specified by:

drawImage in class Graphics

dispose

public void dispose()

Specified by:

dispose in class Graphics

draw

public void draw(Shape s)

Specified by:

draw in class Graphics2D

writeClip

protected void writeClip(Shape s)

Clip the document to a specific shape.

Parameters:

s - The shape to which the document should be clipped.

applyColor

protected void applyColor(Color color,
                          boolean fill)

Apply a color to the document.

Parameters:

color - The color to be applied.

fill - Set to true if the color is for fill, false if for stroke.

applyPaint

protected void applyPaint(Paint paint,
                          boolean fill)

Apply a paint to the document.

Parameters:

paint - The paint to be applied.

fill - Set to true if the paint is for fill, false if for stroke.

applyStroke

protected void applyStroke(Stroke stroke)

Apply a stroke to the document.

Parameters:

stroke - The stroke to be applied.

drawRenderedImage

public void drawRenderedImage(RenderedImage img,
                              AffineTransform xform)

Specified by:

drawRenderedImage in class Graphics2D

drawRenderableImage

public void drawRenderableImage(RenderableImage img,
                                AffineTransform xform)

Specified by:

drawRenderableImage in class Graphics2D

drawString

public void drawString(String s,
                       float x,
                       float y)

Specified by:

drawString in class Graphics2D

drawString

public void drawString(AttributedCharacterIterator iterator,
                       float x,
                       float y)

Specified by:

drawString in class Graphics2D

fill

public void fill(Shape s)

Specified by:

fill in class Graphics2D

doDrawing

protected void doDrawing(boolean fill,
                         boolean stroke,
                         boolean nonzero)

Add the commands to do the actual drawing.

Parameters:

fill - Set to true if the item should be filled.

stroke - Set to true if the item should be stroked.

nonzero - Set to true to use the nonzero winding number rule.

getDeviceConfiguration

public GraphicsConfiguration getDeviceConfiguration()

Specified by:

getDeviceConfiguration in class Graphics2D

getFontMetrics

public FontMetrics getFontMetrics(Font f)

Specified by:

getFontMetrics in class Graphics

setXORMode

public void setXORMode(Color c1)

Specified by:

setXORMode in class Graphics

copyArea

public void copyArea(int x,
                     int y,
                     int width,
                     int height,
                     int dx,
                     int dy)

Specified by:

copyArea in class Graphics

ioErrorFound

public boolean ioErrorFound()

Indicates whether any I/O errors were found while writing to the output stream.

Returns:

True iff there were I/O errors while writing to the output stream.