org.freehep.graphicsio.svg

Class SVGGraphics2D

java.lang.Object

java.awt.Graphics

java.awt.Graphics2D

org.freehep.graphics2d.VectorGraphics

org.freehep.graphics2d.AbstractVectorGraphics

org.freehep.graphicsio.VectorGraphicsIO

org.freehep.graphicsio.AbstractVectorGraphicsIO

org.freehep.graphicsio.svg.SVGGraphics2D

All Implemented Interfaces:

VectorGraphicsConstants

public class SVGGraphics2D
extends AbstractVectorGraphicsIO

This class implements the Scalable Vector Graphics output. SVG specifications can be found at http://www.w3c.org/Graphics/SVG/ The current implementation is based on REC-SVG11-20030114

Version:

$Id: freehep-graphicsio-svg/src/main/java/org/freehep/graphicsio/svg/SVGGraphics2D.java 4c4708a97391 2007/06/12 22:32:31 duns $

Author:

Mark Donszelmann

Field Summary

Fields

Modifier and Type	Field and Description
static String	BACKGROUND
static String	BACKGROUND_COLOR
static String	COMPRESS
static String	EMBED_FONTS
static String	EXPORT_IMAGES
static String	EXPORT_SUFFIX
static String	FOR
static String	IMAGE_SIZE
static String	STYLABLE use style="font-size:20" instaed of font-size="20" see style(java.util.Properties) for details
static String	TITLE
static String	TRANSPARENT
static String	version
static String	VERSION
static String	VERSION_1_1
static String	WRITE_IMAGES_AS

Fields inherited from class org.freehep.graphicsio.AbstractVectorGraphicsIO

CLIP, EMIT_ERRORS, EMIT_WARNINGS, TEXT_AS_SHAPES

Fields inherited from interface org.freehep.graphics2d.VectorGraphicsConstants

NUMBER_OF_HORIZ_ALIGNMENTS, NUMBER_OF_SYMBOLS, NUMBER_OF_VERTICAL_ALIGNMENTS, SYMBOL_BOX, SYMBOL_CIRCLE, SYMBOL_CROSS, SYMBOL_DIAMOND, SYMBOL_DN_TRIANGLE, SYMBOL_HLINE, SYMBOL_PLUS, SYMBOL_STAR, SYMBOL_UP_TRIANGLE, SYMBOL_VLINE, TEXT_BASELINE, TEXT_BOTTOM, TEXT_CENTER, TEXT_LEFT, TEXT_RIGHT, TEXT_TOP

Constructor Summary

Constructors

Modifier	Constructor and Description
	SVGGraphics2D(File file, Component component)
	SVGGraphics2D(File file, Dimension size)
	SVGGraphics2D(OutputStream os, Component component)
	SVGGraphics2D(OutputStream os, Dimension size)
protected	SVGGraphics2D(SVGGraphics2D graphics, boolean doRestoreOnDispose)

Method Summary

Methods

Modifier and Type	Method and Description
void	closeStream() Called to close the stream you are writing to.
void	copyArea(int x, int y, int width, int height, int dx, int dy)
Graphics	create()
Graphics	create(double x, double y, double width, double height)
void	draw(Shape shape) Draws the shape using the current paint as border
void	fill(Shape shape) Fills the shape without a border using the current paint
static String	fixedPrecision(double d) converts the double value to a representing string
static Properties	getDefaultProperties()
GraphicsConfiguration	getDeviceConfiguration()
protected PrintWriter	getOutputStream()
protected String	getPath(PathIterator path)
protected static String	getPathContent(PathIterator path)
void	setBoundingBox() Get the bounding box for this image.
static void	setDefaultProperties(Properties newProperties)
void	setPaintMode()
void	setXORMode(Color c1)
String	toString()
void	writeBackground()
protected void	writeCap(int cap) Writes out the cap of the stroke.
protected void	writeClip(Shape s) Write out Shape clip.
void	writeComment(String s) Called to Write out a comment.
protected void	writeDash(float[] dash, float phase) Writes out the dash of the stroke.
protected void	writeFont(Font font) Writes the font
protected void	writeGraphicsRestore() Writes out the restore of a graphics context.
protected void	writeGraphicsSave() Writes out the save of a graphics context for a later restore.
void	writeHeader() Write out the header of this SVG file.
protected void	writeImage(RenderedImage image, AffineTransform xform, Color bkg)
protected void	writeJoin(int join) Writes out the join of the stroke.
protected void	writeMiterLimit(float limit) Writes out the miter limit of the stroke.
protected void	writePaint(Color c) Writes out paint as the given color.
protected void	writePaint(GradientPaint paint) Writes out paint as the given gradient.
protected void	writePaint(Paint p) Writes out paint.
protected void	writePaint(TexturePaint paint) Writes out paint as the given texture.
protected void	writeSetClip(Shape s) Write out Shape clip.
protected void	writeSetTransform(AffineTransform transform) Clears any existing transformation and sets the a new one.
protected void	writeString(String str, double x, double y)
void	writeTrailer() Writes the font definitions and calls writeGraphicsRestore() to close all open XML Tags
protected void	writeTransform(AffineTransform transform) Writes out the transform as it needs to be concatenated to the internal transform of the output format.
protected void	writeWidth(float width) Writes out the width of the stroke.

Methods inherited from class org.freehep.graphicsio.AbstractVectorGraphicsIO

addRenderingHints, clearRect, clip, clipRect, clipRect, createShape, dispose, drawGlyphVector, drawImage, drawImage, drawImage, drawImage, drawImage, drawImage, drawImage, drawImage, drawRenderableImage, drawRenderedImage, drawString, drawString, endExport, getClip, getClipBounds, getClipBounds, getComponent, getComposite, getFontMetrics, getFontRenderContext, getRenderingHint, getRenderingHints, getSize, getStroke, getTransform, handleException, overLine, printComment, resetClip, rotate, scale, setClip, setClip, setClip, setColor, setComposite, setFont, setPaint, setRenderingHint, setRenderingHints, setStroke, setTransform, shear, startExport, transform, translate, writeDash, writeError, writeGraphicsState, writeStroke, writeWarning, writeWarning

Methods inherited from class org.freehep.graphicsio.VectorGraphicsIO

copyResourceTo, copyResourceTo

Methods inherited from class org.freehep.graphics2d.AbstractVectorGraphics

clearRect, createShape, drawArc, drawArc, drawLine, drawLine, drawOval, drawOval, drawPolygon, drawPolygon, drawPolyline, drawPolyline, drawRect, drawRect, drawRoundRect, drawRoundRect, drawString, drawString, drawString, drawString, drawString, drawString, drawString, drawString, drawSymbol, drawSymbol, drawSymbol, fillAndDraw, fillAndDrawSymbol, fillAndDrawSymbol, fillArc, fillArc, fillOval, fillOval, fillPolygon, fillPolygon, fillRect, fillRect, fillRoundRect, fillRoundRect, fillSymbol, fillSymbol, fillSymbol, getBackground, getColor, getColorMode, getCreator, getFont, getPaint, getPrintColor, getProperties, getProperty, getPropertyColor, getPropertyDimension, getPropertyDouble, getPropertyInsets, getPropertyInt, getPropertyRectangle, hit, initProperties, isDeviceIndependent, isProperty, rotate, setBackground, setColorMode, setCreator, setDeviceIndependent, setLineWidth, setLineWidth, setProperties, translate

Methods inherited from class org.freehep.graphics2d.VectorGraphics

create, create, fill, getSymbol, getTextAlignment, getXalignment, getYalignment

Methods inherited from class java.awt.Graphics2D

draw3DRect, fill3DRect

Methods inherited from class java.awt.Graphics

drawBytes, drawChars, drawPolygon, fillPolygon, finalize, getClipRect, getFontMetrics, hitClip

Methods inherited from class java.lang.Object

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

Field Detail

VERSION_1_1

public static final String VERSION_1_1

See Also:

Constant Field Values

TRANSPARENT

public static final String TRANSPARENT

BACKGROUND

public static final String BACKGROUND

BACKGROUND_COLOR

public static final String BACKGROUND_COLOR

VERSION

public static final String VERSION

COMPRESS

public static final String COMPRESS

STYLABLE

public static final String STYLABLE

use style="font-size:20" instaed of font-size="20" see style(java.util.Properties) for details

IMAGE_SIZE

public static final String IMAGE_SIZE

EXPORT_IMAGES

public static final String EXPORT_IMAGES

EXPORT_SUFFIX

public static final String EXPORT_SUFFIX

WRITE_IMAGES_AS

public static final String WRITE_IMAGES_AS

FOR

public static final String FOR

TITLE

public static final String TITLE

EMBED_FONTS

public static final String EMBED_FONTS

version

public static final String version

See Also:

Constant Field Values

Constructor Detail

SVGGraphics2D

public SVGGraphics2D(File file,
             Dimension size)
              throws IOException

Throws:

IOException

SVGGraphics2D

public SVGGraphics2D(File file,
             Component component)
              throws IOException

Throws:

IOException

SVGGraphics2D

public SVGGraphics2D(OutputStream os,
             Dimension size)

SVGGraphics2D

public SVGGraphics2D(OutputStream os,
             Component component)

SVGGraphics2D

protected SVGGraphics2D(SVGGraphics2D graphics,
             boolean doRestoreOnDispose)

Method Detail

getDefaultProperties

public static Properties getDefaultProperties()

setDefaultProperties

public static void setDefaultProperties(Properties newProperties)

setBoundingBox

public void setBoundingBox()

Get the bounding box for this image.

writeHeader

public void writeHeader()
                 throws IOException

Write out the header of this SVG file.

Specified by:

writeHeader in class AbstractVectorGraphicsIO

Throws:

IOException

writeBackground

public void writeBackground()
                     throws IOException

Specified by:

writeBackground in class AbstractVectorGraphicsIO

Throws:

IOException

writeTrailer

public void writeTrailer()
                  throws IOException

Writes the font definitions and calls writeGraphicsRestore() to close all open XML Tags

Specified by:

writeTrailer in class AbstractVectorGraphicsIO

Throws:

IOException

closeStream

public void closeStream()
                 throws IOException

Description copied from class: AbstractVectorGraphicsIO

Called to close the stream you are writing to.

Specified by:

closeStream in class AbstractVectorGraphicsIO

Throws:

IOException

create

public Graphics create()

Specified by:

create in class VectorGraphics

create

public Graphics create(double x,
              double y,
              double width,
              double height)

Specified by:

create in class VectorGraphics

writeGraphicsSave

protected void writeGraphicsSave()
                          throws IOException

Description copied from class: AbstractVectorGraphicsIO

Writes out the save of a graphics context for a later restore. Some implementations keep track of this by hand if the output format does not support it.

Specified by:

writeGraphicsSave in class AbstractVectorGraphicsIO

Throws:

IOException

writeGraphicsRestore

protected void writeGraphicsRestore()
                             throws IOException

Description copied from class: AbstractVectorGraphicsIO

Writes out the restore of a graphics context. Some implementations keep track of this by hand if the output format does not support it.

Specified by:

writeGraphicsRestore in class AbstractVectorGraphicsIO

Throws:

IOException

draw

public void draw(Shape shape)

Draws the shape using the current paint as border

Specified by:

draw in class VectorGraphics

Parameters:

shape - Shape to draw

fill

public void fill(Shape shape)

Fills the shape without a border using the current paint

Specified by:

fill in class VectorGraphics

Parameters:

shape - Shape to be filled with the current paint

copyArea

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

Specified by:

copyArea in class VectorGraphics

writeImage

protected void writeImage(RenderedImage image,
              AffineTransform xform,
              Color bkg)
                   throws IOException

Specified by:

writeImage in class AbstractVectorGraphicsIO

Throws:

IOException

writeString

protected void writeString(String str,
               double x,
               double y)
                    throws IOException

Specified by:

writeString in class AbstractVectorGraphicsIO

Throws:

IOException

writeTransform

protected void writeTransform(AffineTransform transform)
                       throws IOException

Description copied from class: AbstractVectorGraphicsIO

Writes out the transform as it needs to be concatenated to the internal transform of the output format. If there is no implementation of an internal transform, then this method needs to do nothing, BUT all coordinates need to be transformed by the currentTransform before being written out.

Specified by:

writeTransform in class AbstractVectorGraphicsIO

Parameters:

transform - to be written

Throws:

IOException

writeSetTransform

protected void writeSetTransform(AffineTransform transform)
                          throws IOException

Description copied from class: AbstractVectorGraphicsIO

Clears any existing transformation and sets the a new one. The default implementation calls writeTransform using the inverted affine transform to calculate it. s *

Overrides:

writeSetTransform in class AbstractVectorGraphicsIO

Parameters:

transform - to be written

Throws:

IOException

writeClip

protected void writeClip(Shape s)
                  throws IOException

Description copied from class: AbstractVectorGraphicsIO

Write out Shape clip.

Specified by:

writeClip in class AbstractVectorGraphicsIO

Parameters:

s - to be used for clipping

Throws:

IOException

writeSetClip

protected void writeSetClip(Shape s)
                     throws IOException

Description copied from class: AbstractVectorGraphicsIO

Write out Shape clip.

Specified by:

writeSetClip in class AbstractVectorGraphicsIO

Parameters:

s - to be used for clipping

Throws:

IOException

writeWidth

protected void writeWidth(float width)
                   throws IOException

Description copied from class: AbstractVectorGraphicsIO

Writes out the width of the stroke.

Overrides:

writeWidth in class AbstractVectorGraphicsIO

Parameters:

width - of the stroke

Throws:

IOException

writeCap

protected void writeCap(int cap)
                 throws IOException

Description copied from class: AbstractVectorGraphicsIO

Writes out the cap of the stroke.

Overrides:

writeCap in class AbstractVectorGraphicsIO

Parameters:

cap - of the stroke

Throws:

IOException

writeJoin

protected void writeJoin(int join)
                  throws IOException

Description copied from class: AbstractVectorGraphicsIO

Writes out the join of the stroke.

Overrides:

writeJoin in class AbstractVectorGraphicsIO

Parameters:

join - of the stroke

Throws:

IOException

writeMiterLimit

protected void writeMiterLimit(float limit)
                        throws IOException

Description copied from class: AbstractVectorGraphicsIO

Writes out the miter limit of the stroke.

Overrides:

writeMiterLimit in class AbstractVectorGraphicsIO

Parameters:

limit - miter limit of the stroke

Throws:

IOException

writeDash

protected void writeDash(float[] dash,
             float phase)
                  throws IOException

Description copied from class: AbstractVectorGraphicsIO

Writes out the dash of the stroke.

Overrides:

writeDash in class AbstractVectorGraphicsIO

Parameters:

dash - dash pattern, empty array is solid line

phase - of the dash pattern

Throws:

IOException

setPaintMode

public void setPaintMode()

Specified by:

setPaintMode in class VectorGraphics

setXORMode

public void setXORMode(Color c1)

Specified by:

setXORMode in class VectorGraphics

writePaint

protected void writePaint(Color c)
                   throws IOException

Description copied from class: AbstractVectorGraphicsIO

Writes out paint as the given color.

Specified by:

writePaint in class AbstractVectorGraphicsIO

Parameters:

c - to be written

Throws:

IOException

writePaint

protected void writePaint(GradientPaint paint)
                   throws IOException

Description copied from class: AbstractVectorGraphicsIO

Writes out paint as the given gradient.

Specified by:

writePaint in class AbstractVectorGraphicsIO

Parameters:

paint - to be written

Throws:

IOException

writePaint

protected void writePaint(TexturePaint paint)
                   throws IOException

Description copied from class: AbstractVectorGraphicsIO

Writes out paint as the given texture.

Specified by:

writePaint in class AbstractVectorGraphicsIO

Parameters:

paint - to be written

Throws:

IOException

writePaint

protected void writePaint(Paint p)
                   throws IOException

Description copied from class: AbstractVectorGraphicsIO

Writes out paint.

Specified by:

writePaint in class AbstractVectorGraphicsIO

Parameters:

p - to be written

Throws:

IOException

writeFont

protected void writeFont(Font font)
                  throws IOException

Description copied from class: AbstractVectorGraphicsIO

Writes the font

Specified by:

writeFont in class AbstractVectorGraphicsIO

Parameters:

font - to be written

Throws:

IOException

getDeviceConfiguration

public GraphicsConfiguration getDeviceConfiguration()

Specified by:

getDeviceConfiguration in class VectorGraphics

writeComment

public void writeComment(String s)
                  throws IOException

Description copied from class: AbstractVectorGraphicsIO

Called to Write out a comment.

Specified by:

writeComment in class AbstractVectorGraphicsIO

Parameters:

s - to be written

Throws:

IOException

toString

public String toString()

Specified by:

toString in class VectorGraphics

getPathContent

protected static String getPathContent(PathIterator path)

getPath

protected String getPath(PathIterator path)

fixedPrecision

public static String fixedPrecision(double d)

converts the double value to a representing string

Parameters:

d - double value to convert

Returns:

same as string

getOutputStream

protected PrintWriter getOutputStream()