java.lang.Object

jspecview.js2d.JsG2D

All Implemented Interfaces:: GenericGraphics

public class JsG2D extends Object implements GenericGraphics

generic 2D drawing methods for JSpecView -- JavaScript version

Author:: Bob Hanson hansonr@stolaf.edu

Constructor Summary

Constructors

Constructor

Description

JsG2D()
Method Summary

Modifier and Type

Method

Description

boolean

canDoLineTo()

void

doStroke(Object g, boolean isBegin)

void

drawCircle(Object g, int x, int y, int diameter)

void

drawGrayScaleImage(Object g, Object image, int destX0, int destY0, int destX1, int destY1, int srcX0, int srcY0, int srcX1, int srcY1)

void

drawLine(Object g, int x0, int y0, int x1, int y1)

void

drawPolygon(Object g, int[] ayPoints, int[] axPoints, int nPoints)

void

drawRect(Object g, int x, int y, int width, int height)

void

drawString(Object g, String s, int x, int y)

void

drawStringRotated(Object g, String s, int x, int y, double angle)

void

fillBackground(Object g, GenericColor bgcolor)

void

fillCircle(Object g, int x, int y, int diameter)

void

fillPolygon(Object g, int[] ayPoints, int[] axPoints, int nPoints)

void

fillRect(Object g, int x, int y, int width, int height)

GenericColor

getColor1(int rgb)

GenericColor

getColor3(int r, int g, int b)

GenericColor

getColor4(int r, int g, int b, int a)

void

lineTo(Object g, int x2, int y2)

Object

newGrayScaleImage(Object context, Object image, int width, int height, int[] grayBuffer)

Font

setFont(Object g, Font font)

void

setGraphicsColor(Object g, GenericColor c)

void

setStrokeBold(Object g, boolean tf)

void

setWindowParameters(int width, int height)

void

translateScale(Object g, double x, double y, double scale)

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- JsG2D
  
  public JsG2D()
Method Details
- getColor4
  
  public GenericColor getColor4(int r, int g, int b, int a)
  
  Specified by:
  
  getColor4 in interface GenericGraphics
- getColor3
  
  public GenericColor getColor3(int r, int g, int b)
  
  Specified by:
  
  getColor3 in interface GenericGraphics
- getColor1
  
  public GenericColor getColor1(int rgb)
  
  Specified by:
  
  getColor1 in interface GenericGraphics
- newGrayScaleImage
  
  public Object newGrayScaleImage(Object context, Object image, int width, int height, int[] grayBuffer)
  
  Specified by:
  
  newGrayScaleImage in interface GenericGraphics
- drawGrayScaleImage
  
  public void drawGrayScaleImage(Object g, Object image, int destX0, int destY0, int destX1, int destY1, int srcX0, int srcY0, int srcX1, int srcY1)
  
  Specified by:
  
  drawGrayScaleImage in interface GenericGraphics
- drawLine
  
  public void drawLine(Object g, int x0, int y0, int x1, int y1)
  
  Specified by:
  
  drawLine in interface GenericGraphics
- drawCircle
  
  public void drawCircle(Object g, int x, int y, int diameter)
  
  Specified by:
  
  drawCircle in interface GenericGraphics
- drawPolygon
  
  public void drawPolygon(Object g, int[] ayPoints, int[] axPoints, int nPoints)
  
  Specified by:
  
  drawPolygon in interface GenericGraphics
- drawRect
  
  public void drawRect(Object g, int x, int y, int width, int height)
  
  Specified by:
  
  drawRect in interface GenericGraphics
- drawString
  
  public void drawString(Object g, String s, int x, int y)
  
  Specified by:
  
  drawString in interface GenericGraphics
- drawStringRotated
  
  public void drawStringRotated(Object g, String s, int x, int y, double angle)
  
  Specified by:
  
  drawStringRotated in interface GenericGraphics
- fillBackground
  
  public void fillBackground(Object g, GenericColor bgcolor)
  
  Specified by:
  
  fillBackground in interface GenericGraphics
- fillCircle
  
  public void fillCircle(Object g, int x, int y, int diameter)
  
  Specified by:
  
  fillCircle in interface GenericGraphics
- fillPolygon
  
  public void fillPolygon(Object g, int[] ayPoints, int[] axPoints, int nPoints)
  
  Specified by:
  
  fillPolygon in interface GenericGraphics
- fillRect
  
  public void fillRect(Object g, int x, int y, int width, int height)
  
  Specified by:
  
  fillRect in interface GenericGraphics
- setGraphicsColor
  
  public void setGraphicsColor(Object g, GenericColor c)
  
  Specified by:
  
  setGraphicsColor in interface GenericGraphics
- setFont
  
  public Font setFont(Object g, Font font)
  
  Specified by:
  
  setFont in interface GenericGraphics
- setStrokeBold
  
  public void setStrokeBold(Object g, boolean tf)
  
  Specified by:
  
  setStrokeBold in interface GenericGraphics
- setWindowParameters
  
  public void setWindowParameters(int width, int height)
  
  Specified by:
  
  setWindowParameters in interface GenericGraphics
- translateScale
  
  public void translateScale(Object g, double x, double y, double scale)
  
  Specified by:
  
  translateScale in interface GenericGraphics
- canDoLineTo
  
  public boolean canDoLineTo()
  
  Specified by:
  
  canDoLineTo in interface GenericGraphics
- doStroke
  
  public void doStroke(Object g, boolean isBegin)
  
  Specified by:
  
  doStroke in interface GenericGraphics
- lineTo
  
  public void lineTo(Object g, int x2, int y2)
  
  Specified by:
  
  lineTo in interface GenericGraphics

Class JsG2D

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Details

JsG2D

Method Details

getColor4

getColor3

getColor1

newGrayScaleImage

drawGrayScaleImage

drawLine

drawCircle

drawPolygon

drawRect

drawString

drawStringRotated

fillBackground

fillCircle

fillPolygon

fillRect

setGraphicsColor

setFont

setStrokeBold

setWindowParameters

translateScale

canDoLineTo

doStroke

lineTo