edu.umn.cs.spatialHadoop.visualization

Class SVGGraphics

java.lang.Object

java.awt.Graphics

java.awt.Graphics2D

edu.umn.cs.spatialHadoop.visualization.SVGGraphics

public class SVGGraphics
extends java.awt.Graphics2D

A simple graphics class that draws directly on an a BufferedImage and does not require an active X11 display.

Author:

eldawy

Field Summary

Fields

Modifier and Type	Field and Description
protected int	height Size of the underlying SVG file in pixels
protected IntArray	linesStart The start index of each line
protected IntArray	polygonsSize
protected IntArray	polygonsStart
protected IntArray	polylinesSize The start index and size (number of points) of each polyline
protected IntArray	polylinesStart The start index and size (number of points) of each polyline
protected IntArray	rectanglesStart The start position of each rectangle
protected int	tx Translation amount
protected int	ty Translation amount
protected int	width Size of the underlying SVG file in pixels
protected IntArray	xs All coordinates used in the file are stored here
protected IntArray	ys All coordinates used in the file are stored here

Constructor Summary

Constructors

Constructor and Description
SVGGraphics() Default constructor to be used with Writable#readFields(java.io.DataInput)
SVGGraphics(int width, int height)

Method Summary

Methods

Modifier and Type	Method and Description
void	addRenderingHints(java.util.Map<?,?> hints)
void	clearRect(int x, int y, int width, int height)
void	clip(java.awt.Shape s)
void	clipRect(int x, int y, int width, int height)
void	copyArea(int x, int y, int width, int height, int dx, int dy)
java.awt.Graphics	create()
void	dispose()
void	draw(java.awt.Shape s)
void	drawArc(int x, int y, int width, int height, int startAngle, int arcAngle)
void	drawGlyphVector(java.awt.font.GlyphVector g, float x, float y)
void	drawImage(java.awt.image.BufferedImage img, java.awt.image.BufferedImageOp op, int x, int y)
boolean	drawImage(java.awt.Image img, java.awt.geom.AffineTransform xform, java.awt.image.ImageObserver obs)
boolean	drawImage(java.awt.Image img, int x, int y, java.awt.Color bgcolor, java.awt.image.ImageObserver observer)
boolean	drawImage(java.awt.Image img, int x, int y, java.awt.image.ImageObserver observer)
boolean	drawImage(java.awt.Image img, int x, int y, int width, int height, java.awt.Color bgcolor, java.awt.image.ImageObserver observer)
boolean	drawImage(java.awt.Image img, int x, int y, int width, int height, java.awt.image.ImageObserver observer)
boolean	drawImage(java.awt.Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, java.awt.Color bgcolor, java.awt.image.ImageObserver observer)
boolean	drawImage(java.awt.Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, java.awt.image.ImageObserver observer)
void	drawLine(int x1, int y1, int x2, int y2)
void	drawOval(int x, int y, int width, int height)
void	drawPolygon(int[] xPoints, int[] yPoints, int nPoints)
void	drawPolyline(int[] xPoints, int[] yPoints, int nPoints)
void	drawRenderableImage(java.awt.image.renderable.RenderableImage img, java.awt.geom.AffineTransform xform)
void	drawRenderedImage(java.awt.image.RenderedImage img, java.awt.geom.AffineTransform xform)
void	drawRoundRect(int x, int y, int width, int height, int arcWidth, int arcHeight)
void	drawString(java.text.AttributedCharacterIterator iterator, float x, float y)
void	drawString(java.text.AttributedCharacterIterator iterator, int x, int y)
void	drawString(java.lang.String str, float x, float y)
void	drawString(java.lang.String str, int x, int y)
void	fill(java.awt.Shape s)
void	fillArc(int x, int y, int width, int height, int startAngle, int arcAngle)
void	fillOval(int x, int y, int width, int height)
void	fillPolygon(int[] xPoints, int[] yPoints, int nPoints)
void	fillRect(int x, int y, int width, int height)
void	fillRoundRect(int x, int y, int width, int height, int arcWidth, int arcHeight)
java.awt.Color	getBackground()
java.awt.Shape	getClip()
java.awt.Rectangle	getClipBounds()
java.awt.Color	getColor()
java.awt.Composite	getComposite()
java.awt.GraphicsConfiguration	getDeviceConfiguration()
java.awt.Font	getFont()
java.awt.FontMetrics	getFontMetrics(java.awt.Font f)
java.awt.font.FontRenderContext	getFontRenderContext()
java.awt.Paint	getPaint()
java.lang.Object	getRenderingHint(java.awt.RenderingHints.Key hintKey)
java.awt.RenderingHints	getRenderingHints()
java.awt.Stroke	getStroke()
java.awt.geom.AffineTransform	getTransform()
boolean	hit(java.awt.Rectangle rect, java.awt.Shape s, boolean onStroke)
void	mergeWith(SVGGraphics other, int tx, int ty) Merge all objects in the given svgGraphics with this one
void	readFields(java.io.DataInput in)
void	rotate(double theta)
void	rotate(double theta, double x, double y)
void	scale(double sx, double sy)
void	setBackground(java.awt.Color color)
void	setClip(int x, int y, int width, int height)
void	setClip(java.awt.Shape clip)
void	setColor(java.awt.Color c)
void	setComposite(java.awt.Composite comp)
void	setFont(java.awt.Font font)
void	setPaint(java.awt.Paint paint)
void	setPaintMode()
protected void	setPixel(int x, int y, int rgb)
void	setRenderingHint(java.awt.RenderingHints.Key hintKey, java.lang.Object hintValue)
void	setRenderingHints(java.util.Map<?,?> hints)
void	setStroke(java.awt.Stroke s)
void	setTransform(java.awt.geom.AffineTransform Tx)
void	setXORMode(java.awt.Color c1)
void	shear(double shx, double shy)
void	transform(java.awt.geom.AffineTransform Tx)
void	translate(double tx, double ty)
void	translate(int tx, int ty)
void	write(java.io.DataOutput out)
void	writeAsSVG(java.io.PrintStream p)

Methods inherited from class java.awt.Graphics2D

draw3DRect, fill3DRect

Methods inherited from class java.awt.Graphics

create, drawBytes, drawChars, drawPolygon, drawRect, 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

width

protected int width

Size of the underlying SVG file in pixels

height

protected int height

Size of the underlying SVG file in pixels

tx

protected int tx

Translation amount

ty

protected int ty

Translation amount

xs

protected IntArray xs

All coordinates used in the file are stored here

ys

protected IntArray ys

All coordinates used in the file are stored here

linesStart

protected IntArray linesStart

The start index of each line

polylinesStart

protected IntArray polylinesStart

The start index and size (number of points) of each polyline

polylinesSize

protected IntArray polylinesSize

The start index and size (number of points) of each polyline

polygonsStart

protected IntArray polygonsStart

polygonsSize

protected IntArray polygonsSize

rectanglesStart

protected IntArray rectanglesStart

The start position of each rectangle

Constructor Detail

SVGGraphics

public SVGGraphics(int width,
           int height)

SVGGraphics

public SVGGraphics()

Default constructor to be used with Writable#readFields(java.io.DataInput)

Method Detail

write

public void write(java.io.DataOutput out)
           throws java.io.IOException

Throws:

java.io.IOException

readFields

public void readFields(java.io.DataInput in)
                throws java.io.IOException

Throws:

java.io.IOException

draw

public void draw(java.awt.Shape s)

Specified by:

draw in class java.awt.Graphics2D

drawImage

public boolean drawImage(java.awt.Image img,
                java.awt.geom.AffineTransform xform,
                java.awt.image.ImageObserver obs)

Specified by:

drawImage in class java.awt.Graphics2D

drawImage

public void drawImage(java.awt.image.BufferedImage img,
             java.awt.image.BufferedImageOp op,
             int x,
             int y)

Specified by:

drawImage in class java.awt.Graphics2D

drawRenderedImage

public void drawRenderedImage(java.awt.image.RenderedImage img,
                     java.awt.geom.AffineTransform xform)

Specified by:

drawRenderedImage in class java.awt.Graphics2D

drawRenderableImage

public void drawRenderableImage(java.awt.image.renderable.RenderableImage img,
                       java.awt.geom.AffineTransform xform)

Specified by:

drawRenderableImage in class java.awt.Graphics2D

drawString

public void drawString(java.lang.String str,
              int x,
              int y)

Specified by:

drawString in class java.awt.Graphics2D

drawString

public void drawString(java.lang.String str,
              float x,
              float y)

Specified by:

drawString in class java.awt.Graphics2D

drawString

public void drawString(java.text.AttributedCharacterIterator iterator,
              int x,
              int y)

Specified by:

drawString in class java.awt.Graphics2D

drawString

public void drawString(java.text.AttributedCharacterIterator iterator,
              float x,
              float y)

Specified by:

drawString in class java.awt.Graphics2D

drawGlyphVector

public void drawGlyphVector(java.awt.font.GlyphVector g,
                   float x,
                   float y)

Specified by:

drawGlyphVector in class java.awt.Graphics2D

fill

public void fill(java.awt.Shape s)

Specified by:

fill in class java.awt.Graphics2D

hit

public boolean hit(java.awt.Rectangle rect,
          java.awt.Shape s,
          boolean onStroke)

Specified by:

hit in class java.awt.Graphics2D

getDeviceConfiguration

public java.awt.GraphicsConfiguration getDeviceConfiguration()

Specified by:

getDeviceConfiguration in class java.awt.Graphics2D

setComposite

public void setComposite(java.awt.Composite comp)

Specified by:

setComposite in class java.awt.Graphics2D

setPaint

public void setPaint(java.awt.Paint paint)

Specified by:

setPaint in class java.awt.Graphics2D

setStroke

public void setStroke(java.awt.Stroke s)

Specified by:

setStroke in class java.awt.Graphics2D

setRenderingHint

public void setRenderingHint(java.awt.RenderingHints.Key hintKey,
                    java.lang.Object hintValue)

Specified by:

setRenderingHint in class java.awt.Graphics2D

getRenderingHint

public java.lang.Object getRenderingHint(java.awt.RenderingHints.Key hintKey)

Specified by:

getRenderingHint in class java.awt.Graphics2D

setRenderingHints

public void setRenderingHints(java.util.Map<?,?> hints)

Specified by:

setRenderingHints in class java.awt.Graphics2D

addRenderingHints

public void addRenderingHints(java.util.Map<?,?> hints)

Specified by:

addRenderingHints in class java.awt.Graphics2D

getRenderingHints

public java.awt.RenderingHints getRenderingHints()

Specified by:

getRenderingHints in class java.awt.Graphics2D

translate

public void translate(int tx,
             int ty)

Specified by:

translate in class java.awt.Graphics2D

translate

public void translate(double tx,
             double ty)

Specified by:

translate in class java.awt.Graphics2D

rotate

public void rotate(double theta)

Specified by:

rotate in class java.awt.Graphics2D

rotate

public void rotate(double theta,
          double x,
          double y)

Specified by:

rotate in class java.awt.Graphics2D

scale

public void scale(double sx,
         double sy)

Specified by:

scale in class java.awt.Graphics2D

shear

public void shear(double shx,
         double shy)

Specified by:

shear in class java.awt.Graphics2D

transform

public void transform(java.awt.geom.AffineTransform Tx)

Specified by:

transform in class java.awt.Graphics2D

setTransform

public void setTransform(java.awt.geom.AffineTransform Tx)

Specified by:

setTransform in class java.awt.Graphics2D

getTransform

public java.awt.geom.AffineTransform getTransform()

Specified by:

getTransform in class java.awt.Graphics2D

getPaint

public java.awt.Paint getPaint()

Specified by:

getPaint in class java.awt.Graphics2D

getComposite

public java.awt.Composite getComposite()

Specified by:

getComposite in class java.awt.Graphics2D

setBackground

public void setBackground(java.awt.Color color)

Specified by:

setBackground in class java.awt.Graphics2D

getBackground

public java.awt.Color getBackground()

Specified by:

getBackground in class java.awt.Graphics2D

getStroke

public java.awt.Stroke getStroke()

Specified by:

getStroke in class java.awt.Graphics2D

clip

public void clip(java.awt.Shape s)

Specified by:

clip in class java.awt.Graphics2D

getFontRenderContext

public java.awt.font.FontRenderContext getFontRenderContext()

Specified by:

getFontRenderContext in class java.awt.Graphics2D

create

public java.awt.Graphics create()

Specified by:

create in class java.awt.Graphics

getColor

public java.awt.Color getColor()

Specified by:

getColor in class java.awt.Graphics

setColor

public void setColor(java.awt.Color c)

Specified by:

setColor in class java.awt.Graphics

setPaintMode

public void setPaintMode()

Specified by:

setPaintMode in class java.awt.Graphics

setXORMode

public void setXORMode(java.awt.Color c1)

Specified by:

setXORMode in class java.awt.Graphics

getFont

public java.awt.Font getFont()

Specified by:

getFont in class java.awt.Graphics

setFont

public void setFont(java.awt.Font font)

Specified by:

setFont in class java.awt.Graphics

getFontMetrics

public java.awt.FontMetrics getFontMetrics(java.awt.Font f)

Specified by:

getFontMetrics in class java.awt.Graphics

getClipBounds

public java.awt.Rectangle getClipBounds()

Specified by:

getClipBounds in class java.awt.Graphics

clipRect

public void clipRect(int x,
            int y,
            int width,
            int height)

Specified by:

clipRect in class java.awt.Graphics

setClip

public void setClip(int x,
           int y,
           int width,
           int height)

Specified by:

setClip in class java.awt.Graphics

getClip

public java.awt.Shape getClip()

Specified by:

getClip in class java.awt.Graphics

setClip

public void setClip(java.awt.Shape clip)

Specified by:

setClip in class java.awt.Graphics

copyArea

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

Specified by:

copyArea in class java.awt.Graphics

setPixel

protected void setPixel(int x,
            int y,
            int rgb)

drawLine

public void drawLine(int x1,
            int y1,
            int x2,
            int y2)

Specified by:

drawLine in class java.awt.Graphics

fillRect

public void fillRect(int x,
            int y,
            int width,
            int height)

Specified by:

fillRect in class java.awt.Graphics

clearRect

public void clearRect(int x,
             int y,
             int width,
             int height)

Specified by:

clearRect in class java.awt.Graphics

drawRoundRect

public void drawRoundRect(int x,
                 int y,
                 int width,
                 int height,
                 int arcWidth,
                 int arcHeight)

Specified by:

drawRoundRect in class java.awt.Graphics

fillRoundRect

public void fillRoundRect(int x,
                 int y,
                 int width,
                 int height,
                 int arcWidth,
                 int arcHeight)

Specified by:

fillRoundRect in class java.awt.Graphics

drawOval

public void drawOval(int x,
            int y,
            int width,
            int height)

Specified by:

drawOval in class java.awt.Graphics

fillOval

public void fillOval(int x,
            int y,
            int width,
            int height)

Specified by:

fillOval in class java.awt.Graphics

drawArc

public void drawArc(int x,
           int y,
           int width,
           int height,
           int startAngle,
           int arcAngle)

Specified by:

drawArc in class java.awt.Graphics

fillArc

public void fillArc(int x,
           int y,
           int width,
           int height,
           int startAngle,
           int arcAngle)

Specified by:

fillArc in class java.awt.Graphics

drawPolyline

public void drawPolyline(int[] xPoints,
                int[] yPoints,
                int nPoints)

Specified by:

drawPolyline in class java.awt.Graphics

drawPolygon

public void drawPolygon(int[] xPoints,
               int[] yPoints,
               int nPoints)

Specified by:

drawPolygon in class java.awt.Graphics

fillPolygon

public void fillPolygon(int[] xPoints,
               int[] yPoints,
               int nPoints)

Specified by:

fillPolygon in class java.awt.Graphics

drawImage

public boolean drawImage(java.awt.Image img,
                int x,
                int y,
                java.awt.image.ImageObserver observer)

Specified by:

drawImage in class java.awt.Graphics

drawImage

public boolean drawImage(java.awt.Image img,
                int x,
                int y,
                int width,
                int height,
                java.awt.image.ImageObserver observer)

Specified by:

drawImage in class java.awt.Graphics

drawImage

public boolean drawImage(java.awt.Image img,
                int x,
                int y,
                java.awt.Color bgcolor,
                java.awt.image.ImageObserver observer)

Specified by:

drawImage in class java.awt.Graphics

drawImage

public boolean drawImage(java.awt.Image img,
                int x,
                int y,
                int width,
                int height,
                java.awt.Color bgcolor,
                java.awt.image.ImageObserver observer)

Specified by:

drawImage in class java.awt.Graphics

drawImage

public boolean drawImage(java.awt.Image img,
                int dx1,
                int dy1,
                int dx2,
                int dy2,
                int sx1,
                int sy1,
                int sx2,
                int sy2,
                java.awt.image.ImageObserver observer)

Specified by:

drawImage in class java.awt.Graphics

drawImage

public boolean drawImage(java.awt.Image img,
                int dx1,
                int dy1,
                int dx2,
                int dy2,
                int sx1,
                int sy1,
                int sx2,
                int sy2,
                java.awt.Color bgcolor,
                java.awt.image.ImageObserver observer)

Specified by:

drawImage in class java.awt.Graphics

dispose

public void dispose()

Specified by:

dispose in class java.awt.Graphics

mergeWith

public void mergeWith(SVGGraphics other,
             int tx,
             int ty)

Merge all objects in the given svgGraphics with this one

Parameters:

other -

writeAsSVG

public void writeAsSVG(java.io.PrintStream p)