Package curve.area

Class Tr

java.lang.Object

curve.area.Tr

public class Tr
extends Object

Translate coordinates
b - board - as in board matrix
f - func - indicated on cursor position dis-play - 0, 0 at centre of screen to start wth - value in objects
s - screen - windows coordinates - tlh 0,0, brh screen width, screen height
offset - screen pixels to screen mid point px posx0, posy0
scale - multiple functional over screen

Author:

eddie

Field Summary

Fields

Modifier and Type	Field	Description
private Board	board	link to board
private DotsCanvas	dc	link to DotsCanvas
private int	posx0	posx is screen offset from left of fx = 0 - change with pan
private int	posy0	posy is screen offset from top of fy = 0 - change with pan
private int	scale	if 3, convert 3 x 3 board section to one screen dot
private int	sdx	screen width
private int	sdy	screen height
private int	smx	mid screen pixel position
private int	smy	mid screen pixel position

Constructor Summary

Constructors

Constructor	Description
Tr(DotsCanvas dc)	Tr constructor

Method Summary

Modifier and Type	Method	Description
void	addBoard(Board board)	add Board
void	addBoardXOffset(int offset)	add Board X Offset
void	addBoardYOffset(int offset)	the offset is from the mouse
int	getBoardXfromFunc(int fx)	convert to board x offset
int	getBoardXfromScreen(int mouseX)	get Board X from Screen
int	getBoardXOffset()	getBoardXOffset - from pan action
BCoords	getBoardXYfromFunc(FCoords p)	get Board XY from Func
BCoords	getBoardXYfromScreen(int screenX, int screenY)	get Board XY from Screen
int	getBoardYfromFunc(int fy)	convert to board y from function y
int	getBoardYfromScreen(int mouseY)	get Board Y from Screen y
int	getBoardYOffset()	getBoardYOffset - from pan action
int	getFunctXfromBoard(int bx)	get Funct X from Board
int	getFunctYfromBoard(int by)	get Funct Y from Board
int	getFuncXfromBoard(int bx)	get functional x
int	getFuncXfromScreen(int mouseX)	get Functional X from Screen
int	getFuncYfromBoard(int by)	get functional y from board y
int	getFuncYfromScreen(int mouseY)	get Functional Y from Screen
int	getScale()	get scale
int	getScreenXfromBoard(int bx)	get screen x fom board x
int	getScreenXfromFunc(int fx)	get screen x from functional x
int	getScreenXOffset()	get Board X Offset
int	getScreenYfromBoard(int by)	get screen y from board y
int	getScreenYfromFunc(int fy)	input functional coordinates - get screen y
int	getScreenYOffset()	get Board Y Offset
void	setBoardXOffset(int offset)	setBoardXOffset - from pan action
void	setBoardYOffset(int offset)	setBoardYOffset - from pan action
void	setPosScale(int posx, int posy, int scale)	set Pos Scale
void	setScale(int m)	set scale

Methods inherited from class java.lang.Object

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

Field Details

board

private Board board

link to board

dc

private DotsCanvas dc

link to DotsCanvas

posx0

private int posx0

posx is screen offset from left of fx = 0 - change with pan

posy0

private int posy0

posy is screen offset from top of fy = 0 - change with pan

scale

private int scale

if 3, convert 3 x 3 board section to one screen dot

sdx

private int sdx

screen width

sdy

private int sdy

screen height

smx

private int smx

mid screen pixel position

smy

private int smy

mid screen pixel position

Constructor Details

Tr

public Tr(DotsCanvas dc)

Tr constructor

Parameters:

dc - -

Method Details

addBoard

public void addBoard(Board board)

add Board

Parameters:

board - -

setPosScale

public void setPosScale(int posx,
 int posy,
 int scale)

set Pos Scale

Parameters:

posx - -

posy - -

scale - -

getScreenXOffset

public int getScreenXOffset()

get Board X Offset

Returns:

board x offset

getScreenYOffset

public int getScreenYOffset()

get Board Y Offset

Returns:

board y offset

addBoardXOffset

public void addBoardXOffset(int offset)

add Board X Offset

Parameters:

offset - - wrt fx, translates to bx

addBoardYOffset

public void addBoardYOffset(int offset)

the offset is from the mouse

Parameters:

offset - -

getBoardXOffset

public int getBoardXOffset()

getBoardXOffset - from pan action

Returns:

board offset

getBoardYOffset

public int getBoardYOffset()

getBoardYOffset - from pan action

Returns:

board offset

setBoardXOffset

public void setBoardXOffset(int offset)

setBoardXOffset - from pan action

Parameters:

offset - -

setBoardYOffset

public void setBoardYOffset(int offset)

setBoardYOffset - from pan action

Parameters:

offset - -

setScale

public void setScale(int m)

set scale

Parameters:

m - - new scale

getScale

public int getScale()

get scale

Returns:

scale

getScreenXfromBoard

public int getScreenXfromBoard(int bx)

get screen x fom board x

Parameters:

bx - - board x

Returns:

functional x

getScreenYfromBoard

public int getScreenYfromBoard(int by)

get screen y from board y

Parameters:

by - - board y

Returns:

functional y

getFuncXfromBoard

public int getFuncXfromBoard(int bx)

get functional x

Parameters:

bx - - board x

Returns:

functional x

getFuncYfromBoard

public int getFuncYfromBoard(int by)

get functional y from board y

Parameters:

by - - board y

Returns:

functional y

getScreenXfromFunc

public int getScreenXfromFunc(int fx)

get screen x from functional x

Parameters:

fx - - function x

Returns:

scaled x

getScreenYfromFunc

public int getScreenYfromFunc(int fy)

input functional coordinates - get screen y

Parameters:

fy - - function y

Returns:

scaled y

getBoardXfromScreen

public int getBoardXfromScreen(int mouseX)

get Board X from Screen

Parameters:

mouseX - -

Returns:

Board X

getBoardYfromScreen

public int getBoardYfromScreen(int mouseY)

get Board Y from Screen y

Parameters:

mouseY - -

Returns:

Board Y

getFuncXfromScreen

public int getFuncXfromScreen(int mouseX)

get Functional X from Screen

Parameters:

mouseX - -

Returns:

Functional X

getFuncYfromScreen

public int getFuncYfromScreen(int mouseY)

get Functional Y from Screen

Parameters:

mouseY - -

Returns:

fy

getBoardXfromFunc

public int getBoardXfromFunc(int fx)

convert to board x offset

Parameters:

fx - - the x functional position

Returns:

board x position

getBoardYfromFunc

public int getBoardYfromFunc(int fy)

convert to board y from function y

Parameters:

fy - - the y functional position

Returns:

board offset

getFunctXfromBoard

public int getFunctXfromBoard(int bx)

get Funct X from Board

Parameters:

bx - -

Returns:

Funct X

getFunctYfromBoard

public int getFunctYfromBoard(int by)

get Funct Y from Board

Parameters:

by - -

Returns:

Funct Y

getBoardXYfromScreen

public BCoords getBoardXYfromScreen(int screenX,
 int screenY)

get Board XY from Screen

Parameters:

screenX - -

screenY - -

Returns:

functional coordinates

getBoardXYfromFunc

public BCoords getBoardXYfromFunc(FCoords p)

get Board XY from Func

Parameters:

p - -

Returns:

board coordinates