nl.tudelft.simulation.dsol.web.animation.HtmlGraphics2d

public class HtmlGraphics2d extends Graphics2D

HTMLGraphics.java.

Copyright (c) 2013-2023 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved.
BSD-style license. See OpenTrafficSim License.

Author:: Alexander Verbraeck

Field Summary

Fields

Modifier and Type

Field

Description

(package private) AffineTransform

affineTransform

the current affine transform.

(package private) Color

background

the current color of the background for drawing.

(package private) Canvas

canvas

the drawing canvas.

(package private) Color

color

the current drawing color.

(package private) StringBuffer

commands

the commands to send over the channel to the HTML5 code.

(package private) Composite

composite

TODO: the current composite.

(package private) Font

font

the current font.

(package private) FontMetrics

fontMetrics

the cached current font properties.

(package private) Paint

paint

the current paint.

(package private) RenderingHints

renderingHints

TODO: the current rendering hints.

(package private) Stroke

stroke

the current stroke.
Constructor Summary

Constructors

Constructor

Description

HtmlGraphics2d()
Method Summary

Modifier and Type

Method

Description

protected void

addAffineTransform()

add AffineTransform to the command.

protected void

addColor(Color c)

add Color to the command.

protected void

addDraw(String drawCommand, Object... params)

Add a draw command.

protected void

addFontData()

add font data to the command, font-name, font-size, bold/italic/plain.

void

addRenderingHints(Map<?,?> hints)

protected void

addTransformDraw(String drawCommand, Object... params)

Add command, transform.m11(h-scale), transform.m12(h-skew), transform.m21(v-skew), transform.m22(v-scale), transform.dx(h-translate), transform.dy(v-translate), linecolor.r, linecolor.g, linecolor.b, linecolor.alpha, linecolor.transparency, line-width, params...

protected void

addTransformFill(String fillCommand, Object... params)

Add fill command, transform.m11(h-scale), transform.m12(h-skew), transform.m21(v-skew), transform.m22(v-scale), transform.dx(h-translate), transform.dy(v-translate), color.r, color.g, color.b, color.alpha, color.transparency, params...

protected void

addTransformPathDouble(Path2D.Double path, boolean fill)

Add a path2D to the command.

protected void

addTransformPathFloat(Path2D.Float path, boolean fill)

Add a path2D to the command.

protected void

addTransformText(String drawCommand, Object... params)

Add string, 0=command, 1=transform.m11(h-scale), 2=transform.m12(h-skew), 3=transform.m21(v-skew), 4=transform.m22(v-scale), 5=transform.dx(h-translate), 6=transform.dy(v-translate), 7=color.r, 8=color.g, 9=color.b, 10=color.alpha, 11=color.transparency, 12=fontname, 13=fontsize, 14=fontstyle(normal/italic/bold), 15=x, 16=y, 17=text.

void

clearCommand()

Clear the commands and put the start tag in.

void

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

void

clip(Shape s)

void

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

String

closeAndGetCommands()

Close the commands and put the end tag in.

void

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

Graphics

create()

void

dispose()

void

draw(Shape shape)

void

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

protected void

drawFillShape(Shape shape, boolean fill)

Draw or fill a shape.

void

drawGlyphVector(GlyphVector g, float x, float y)

void

drawImage(BufferedImage img, BufferedImageOp op, int x, int y)

boolean

drawImage(Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, Color bgcolor, ImageObserver observer)

boolean

drawImage(Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, ImageObserver observer)

boolean

drawImage(Image img, int x, int y, int width, int height, Color bgcolor, ImageObserver observer)

boolean

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

boolean

drawImage(Image img, int x, int y, Color bgcolor, ImageObserver observer)

boolean

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

boolean

drawImage(Image img, AffineTransform xform, ImageObserver obs)

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(RenderableImage img, AffineTransform xform)

void

drawRenderedImage(RenderedImage img, AffineTransform xform)

void

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

void

drawString(String str, float x, float y)

void

drawString(String str, int x, int y)

void

drawString(AttributedCharacterIterator iterator, float x, float y)

void

drawString(AttributedCharacterIterator iterator, int x, int y)

void

fill(Shape shape)

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)

Color

getBackground()

Shape

getClip()

Rectangle

getClipBounds()

Color

getColor()

Composite

getComposite()

GraphicsConfiguration

getDeviceConfiguration()

Font

getFont()

FontMetrics

getFontMetrics(Font f)

FontRenderContext

getFontRenderContext()

Paint

getPaint()

Object

getRenderingHint(RenderingHints.Key hintKey)

RenderingHints

getRenderingHints()

Stroke

getStroke()

AffineTransform

getTransform()

boolean

hit(Rectangle rect, Shape s, boolean onStroke)

void

rotate(double theta)

void

rotate(double theta, double x, double y)

void

scale(double sx, double sy)

void

setBackground(Color color)

void

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

void

setClip(Shape clip)

void

setColor(Color c)

void

setComposite(Composite comp)

void

setFont(Font font)

void

setPaint(Paint paint)

void

setPaintMode()

void

setRenderingHint(RenderingHints.Key hintKey, Object hintValue)

void

setRenderingHints(Map<?,?> hints)

void

setStroke(Stroke s)

void

setTransform(AffineTransform Tx)

void

setXORMode(Color c1)

void

shear(double shx, double shy)

void

transform(AffineTransform Tx)

void

translate(double tx, double ty)

void

translate(int x, int y)

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 Details
- background
  
  Color background
  
  the current color of the background for drawing.
- color
  
  Color color
  
  the current drawing color.
- font
  
  Font font
  
  the current font.
- canvas
  
  Canvas canvas
  
  the drawing canvas.
- fontMetrics
  
  FontMetrics fontMetrics
  
  the cached current font properties.
- paint
  
  Paint paint
  
  the current paint.
- stroke
  
  Stroke stroke
  
  the current stroke.
- renderingHints
  
  RenderingHints renderingHints
  
  TODO: the current rendering hints.
- affineTransform
  
  AffineTransform affineTransform
  
  the current affine transform.
- composite
  
  Composite composite
  
  TODO: the current composite. What is that?
- commands
  
  StringBuffer commands
  
  the commands to send over the channel to the HTML5 code.
Constructor Details
- HtmlGraphics2d
  
  public HtmlGraphics2d()
Method Details
- clearCommand
  
  public void clearCommand()
  
  Clear the commands and put the start tag in.
- closeAndGetCommands
  
  public String closeAndGetCommands()
  
  Close the commands and put the end tag in.
  
  Returns:
  
  the current set of commands
- addDraw
  
  protected void addDraw(String drawCommand, Object... params)
  
  Add a draw command.
  
  Parameters:
  
  drawCommand - String; the tag for the draw command
  
  params - Object...; the params for the draw command
- addAffineTransform
  
  protected void addAffineTransform()
  
  add AffineTransform to the command.
- addColor
  
  protected void addColor(Color c)
  
  add Color to the command.
  
  Parameters:
  
  c - Color; the color
- addFontData
  
  protected void addFontData()
  
  add font data to the command, font-name, font-size, bold/italic/plain.
- addTransformFill
  
  protected void addTransformFill(String fillCommand, Object... params)
  
  Add fill command, transform.m11(h-scale), transform.m12(h-skew), transform.m21(v-skew), transform.m22(v-scale), transform.dx(h-translate), transform.dy(v-translate), color.r, color.g, color.b, color.alpha, color.transparency, params...
  
  Parameters:
  
  fillCommand - String; the tag to use
  
  params - Object...; the params to send
- addTransformDraw
  
  protected void addTransformDraw(String drawCommand, Object... params)
  
  Add command, transform.m11(h-scale), transform.m12(h-skew), transform.m21(v-skew), transform.m22(v-scale), transform.dx(h-translate), transform.dy(v-translate), linecolor.r, linecolor.g, linecolor.b, linecolor.alpha, linecolor.transparency, line-width, params...
  
  Parameters:
  
  drawCommand - String; the tag to use
  
  params - Object...; the params
- addTransformPathFloat
  
  protected void addTransformPathFloat(Path2D.Float path, boolean fill)
  
  Add a path2D to the command. In case of fill:
  FILL, transform.m11(h-scale), transform.m12(h-skew), transform.m21(v-skew), transform.m22(v-scale), transform.dx(h-translate), transform.dy(v-translate), fillcolor.r, fillcolor.g, fillcolor.b, fillcolor.alpha, fillcolor.transparency, winding_rule[WIND_EVEN_ODD/WIND_NON_ZERO], COMMAND, coords, COMMAND, coords, ...
  In case of draw:
  DRAW, transform.m11(h-scale), transform.m12(h-skew), transform.m21(v-skew), transform.m22(v-scale), transform.dx(h-translate), transform.dy(v-translate), strokecolor.r, strokecolor.g, strokecolor.b, strokecolor.alpha, strokecolor.transparency, line_width, COMMAND, coords, COMMAND, coords, ...
  where command can be one of the following:
  - CLOSE, followed by no coordinates
  - CUBICTO, followed by 3 coordinates (6 numbers)
  - LINETO, followed by 1 coordinate (2 numbers)
  - MOVETO, followed by 1 coordinate (2 numbers)
  - QUADTO, followed by 2 coordinates (4 numbers)
  
  Parameters:
  
  path - Path2D.Float; the path to draw
  
  fill - boolean;
- addTransformPathDouble
  
  protected void addTransformPathDouble(Path2D.Double path, boolean fill)
  
  Add a path2D to the command. In case of fill:
  FILL, transform.m11(h-scale), transform.m12(h-skew), transform.m21(v-skew), transform.m22(v-scale), transform.dx(h-translate), transform.dy(v-translate), fillcolor.r, fillcolor.g, fillcolor.b, fillcolor.alpha, fillcolor.transparency, winding_rule[WIND_EVEN_ODD/WIND_NON_ZERO], COMMAND, coords, COMMAND, coords, ...
  In case of draw:
  DRAW, transform.m11(h-scale), transform.m12(h-skew), transform.m21(v-skew), transform.m22(v-scale), transform.dx(h-translate), transform.dy(v-translate), strokecolor.r, strokecolor.g, strokecolor.b, strokecolor.alpha, strokecolor.transparency, line_width, COMMAND, coords, COMMAND, coords, ...
  where command can be one of the following:
  - CLOSE, followed by no coordinates
  - CUBICTO, followed by 3 coordinates (6 numbers)
  - LINETO, followed by 1 coordinate (2 numbers)
  - MOVETO, followed by 1 coordinate (2 numbers)
  - QUADTO, followed by 2 coordinates (4 numbers)
  
  Parameters:
  
  path - Path2D.Double; the path to draw
  
  fill - boolean;
- addTransformText
  
  protected void addTransformText(String drawCommand, Object... params)
  
  Add string, 0=command, 1=transform.m11(h-scale), 2=transform.m12(h-skew), 3=transform.m21(v-skew), 4=transform.m22(v-scale), 5=transform.dx(h-translate), 6=transform.dy(v-translate), 7=color.r, 8=color.g, 9=color.b, 10=color.alpha, 11=color.transparency, 12=fontname, 13=fontsize, 14=fontstyle(normal/italic/bold), 15=x, 16=y, 17=text.
  
  Parameters:
  
  drawCommand - String; the tag to use
  
  params - Object...; the params
- draw
  
  public void draw(Shape shape)
  
  Specified by:
  
  draw in class Graphics2D
- drawFillShape
  
  protected void drawFillShape(Shape shape, boolean fill)
  
  Draw or fill a shape.
  
  Parameters:
  
  shape - Shape; the shape
  
  fill - boolean; filled or not
- drawImage
  
  public boolean drawImage(Image img, AffineTransform xform, ImageObserver obs)
  
  Specified by:
  
  drawImage in class Graphics2D
- drawImage
  
  public void drawImage(BufferedImage img, BufferedImageOp op, int x, int y)
  
  Specified by:
  
  drawImage in class Graphics2D
- 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 str, int x, int y)
  
  Specified by:
  
  drawString in class Graphics2D
- drawString
  
  public void drawString(String str, float x, float y)
  
  Specified by:
  
  drawString in class Graphics2D
- drawString
  
  public void drawString(AttributedCharacterIterator iterator, int x, int y)
  
  Specified by:
  
  drawString in class Graphics2D
- drawString
  
  public void drawString(AttributedCharacterIterator iterator, float x, float y)
  
  Specified by:
  
  drawString in class Graphics2D
- drawGlyphVector
  
  public void drawGlyphVector(GlyphVector g, float x, float y)
  
  Specified by:
  
  drawGlyphVector in class Graphics2D
- fill
  
  public void fill(Shape shape)
  
  Specified by:
  
  fill in class Graphics2D
- hit
  
  public boolean hit(Rectangle rect, Shape s, boolean onStroke)
  
  Specified by:
  
  hit in class Graphics2D
- getDeviceConfiguration
  
  public GraphicsConfiguration getDeviceConfiguration()
  
  Specified by:
  
  getDeviceConfiguration in class Graphics2D
- setComposite
  
  public void setComposite(Composite comp)
  
  Specified by:
  
  setComposite in class Graphics2D
- setPaint
  
  public void setPaint(Paint paint)
  
  Specified by:
  
  setPaint in class Graphics2D
- setStroke
  
  public void setStroke(Stroke s)
  
  Specified by:
  
  setStroke in class Graphics2D
- setRenderingHint
  
  public void setRenderingHint(RenderingHints.Key hintKey, Object hintValue)
  
  Specified by:
  
  setRenderingHint in class Graphics2D
- getRenderingHint
  
  public Object getRenderingHint(RenderingHints.Key hintKey)
  
  Specified by:
  
  getRenderingHint in class Graphics2D
- setRenderingHints
  
  public void setRenderingHints(Map<?,?> hints)
  
  Specified by:
  
  setRenderingHints in class Graphics2D
- addRenderingHints
  
  public void addRenderingHints(Map<?,?> hints)
  
  Specified by:
  
  addRenderingHints in class Graphics2D
- getRenderingHints
  
  public RenderingHints getRenderingHints()
  
  Specified by:
  
  getRenderingHints in class Graphics2D
- translate
  
  public void translate(int x, int y)
  
  Specified by:
  
  translate in class Graphics2D
- translate
  
  public void translate(double tx, double ty)
  
  Specified by:
  
  translate in class Graphics2D
- rotate
  
  public void rotate(double theta)
  
  Specified by:
  
  rotate in class Graphics2D
- rotate
  
  public void rotate(double theta, double x, double y)
  
  Specified by:
  
  rotate in class Graphics2D
- scale
  
  public void scale(double sx, double sy)
  
  Specified by:
  
  scale in class Graphics2D
- shear
  
  public void shear(double shx, double shy)
  
  Specified by:
  
  shear in class Graphics2D
- transform
  
  public void transform(AffineTransform Tx)
  
  Specified by:
  
  transform in class Graphics2D
- setTransform
  
  public void setTransform(AffineTransform Tx)
  
  Specified by:
  
  setTransform in class Graphics2D
- getTransform
  
  public AffineTransform getTransform()
  
  Specified by:
  
  getTransform in class Graphics2D
- getPaint
  
  public Paint getPaint()
  
  Specified by:
  
  getPaint in class Graphics2D
- getComposite
  
  public Composite getComposite()
  
  Specified by:
  
  getComposite in class Graphics2D
- setBackground
  
  public void setBackground(Color color)
  
  Specified by:
  
  setBackground in class Graphics2D
- getBackground
  
  public Color getBackground()
  
  Specified by:
  
  getBackground in class Graphics2D
- getStroke
  
  public Stroke getStroke()
  
  Specified by:
  
  getStroke in class Graphics2D
- clip
  
  public void clip(Shape s)
  
  Specified by:
  
  clip in class Graphics2D
- getFontRenderContext
  
  public FontRenderContext getFontRenderContext()
  
  Specified by:
  
  getFontRenderContext in class Graphics2D
- create
  
  public Graphics create()
  
  Specified by:
  
  create in class Graphics
- getColor
  
  public Color getColor()
  
  Specified by:
  
  getColor in class Graphics
- setColor
  
  public void setColor(Color c)
  
  Specified by:
  
  setColor in class Graphics
- setPaintMode
  
  public void setPaintMode()
  
  Specified by:
  
  setPaintMode in class Graphics
- setXORMode
  
  public void setXORMode(Color c1)
  
  Specified by:
  
  setXORMode in class Graphics
- getFont
  
  public Font getFont()
  
  Specified by:
  
  getFont in class Graphics
- setFont
  
  public void setFont(Font font)
  
  Specified by:
  
  setFont in class Graphics
- getFontMetrics
  
  public FontMetrics getFontMetrics(Font f)
  
  Specified by:
  
  getFontMetrics in class Graphics
- getClipBounds
  
  public Rectangle getClipBounds()
  
  Specified by:
  
  getClipBounds in class Graphics
- clipRect
  
  public void clipRect(int x, int y, int width, int height)
  
  Specified by:
  
  clipRect in class Graphics
- setClip
  
  public void setClip(int x, int y, int width, int height)
  
  Specified by:
  
  setClip in class Graphics
- getClip
  
  public Shape getClip()
  
  Specified by:
  
  getClip in class Graphics
- setClip
  
  public void setClip(Shape clip)
  
  Specified by:
  
  setClip 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
- drawLine
  
  public void drawLine(int x1, int y1, int x2, int y2)
  
  Specified by:
  
  drawLine in class Graphics
- fillRect
  
  public void fillRect(int x, int y, int width, int height)
  
  Specified by:
  
  fillRect in class Graphics
- clearRect
  
  public void clearRect(int x, int y, int width, int height)
  
  Specified by:
  
  clearRect in class Graphics
- drawRoundRect
  
  public void drawRoundRect(int x, int y, int width, int height, int arcWidth, int arcHeight)
  
  Specified by:
  
  drawRoundRect in class Graphics
- fillRoundRect
  
  public void fillRoundRect(int x, int y, int width, int height, int arcWidth, int arcHeight)
  
  Specified by:
  
  fillRoundRect in class Graphics
- drawOval
  
  public void drawOval(int x, int y, int width, int height)
  
  Specified by:
  
  drawOval in class Graphics
- fillOval
  
  public void fillOval(int x, int y, int width, int height)
  
  Specified by:
  
  fillOval in class Graphics
- drawArc
  
  public void drawArc(int x, int y, int width, int height, int startAngle, int arcAngle)
  
  Specified by:
  
  drawArc in class Graphics
- fillArc
  
  public void fillArc(int x, int y, int width, int height, int startAngle, int arcAngle)
  
  Specified by:
  
  fillArc in class Graphics
- drawPolyline
  
  public void drawPolyline(int[] xPoints, int[] yPoints, int nPoints)
  
  Specified by:
  
  drawPolyline in class Graphics
- drawPolygon
  
  public void drawPolygon(int[] xPoints, int[] yPoints, int nPoints)
  
  Specified by:
  
  drawPolygon in class Graphics
- fillPolygon
  
  public void fillPolygon(int[] xPoints, int[] yPoints, int nPoints)
  
  Specified by:
  
  fillPolygon in class Graphics
- 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
- drawImage
  
  public boolean drawImage(Image img, int x, int y, Color bgcolor, ImageObserver observer)
  
  Specified by:
  
  drawImage in class Graphics
- drawImage
  
  public boolean drawImage(Image img, int x, int y, int width, int height, Color bgcolor, ImageObserver observer)
  
  Specified by:
  
  drawImage in class Graphics
- drawImage
  
  public boolean drawImage(Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, ImageObserver observer)
  
  Specified by:
  
  drawImage in class Graphics
- drawImage
  
  public boolean drawImage(Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, Color bgcolor, ImageObserver observer)
  
  Specified by:
  
  drawImage in class Graphics
- dispose
  
  public void dispose()
  
  Specified by:
  
  dispose in class Graphics

Class HtmlGraphics2d

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.awt.Graphics2D

Methods inherited from class java.awt.Graphics

Methods inherited from class java.lang.Object

Field Details

background

color

font

canvas

fontMetrics

paint

stroke

renderingHints

affineTransform

composite

commands

Constructor Details

HtmlGraphics2d

Method Details

clearCommand

closeAndGetCommands

addDraw

addAffineTransform

addColor

addFontData

addTransformFill

addTransformDraw

addTransformPathFloat

addTransformPathDouble

addTransformText

draw

drawFillShape

drawImage

drawImage

drawRenderedImage

drawRenderableImage

drawString

drawString

drawString

drawString

drawGlyphVector

fill

hit

getDeviceConfiguration

setComposite

setPaint

setStroke

setRenderingHint

getRenderingHint

setRenderingHints

addRenderingHints

getRenderingHints

translate

translate

rotate

rotate

scale

shear

transform

setTransform

getTransform

getPaint

getComposite

setBackground

getBackground

getStroke

clip

getFontRenderContext

create

getColor

setColor

setPaintMode

setXORMode

getFont

setFont

getFontMetrics

getClipBounds