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Visibility Turtle Implementation
Visibility Turtle Direction Command Explanations
Visibility Turtle Command Explanations Visibility Turtle Settings Explanations
Visibility Turtle Commands Visibility Turtle Settings
 
Visibility Turtle Direction Commands
Method Comment
bottom Answers the bottom of the drawable area on the current page.
bottomCenter Answers the bottom center of the drawable area on the current page.
bottomLeft Answers the left hand edge at the bottom of the drawable area.
bottomRight Answers the right hand edge at the bottom of the drawable area.
center Answers the x @ y center of the page.
centerX Answers the x of the center of the drawable area.
centerY Answers the y of the center of the drawable area.
currentX Answers the current Turtle x location.
currentY Answers the current Turtle y location.
left Answers the left hand edge of the drawable area.
lineAt: aLineNumber Answers a point at aLineNumber * current font lineheight down the current page from the top of the page using the current font.
lineAt: aLineNumber forFont: aFontName Answers a point aLineNumber * current font lineheight down the current page from the top of the page using aFontName.
lineDown Answers the distance from the current Turtle location to a location 1line * current font lineheight down the current page from the current location.
lineheight: aFontName Answers the height of the current font plus an allowance for leading - defaulted in self leading. lineLeft
lineLeft Answers the distance from the current Turtle location to a location 1 * current font lineheight to the left from the current location.
lineRight Answers the distance from the current Turtle location to a location 1 * current font lineheight to the right from the current location.
lines: aLineNumber forFont: aFontName Answers the location aLineNumber * the specified font lineheight t from the current location ( - is up + is down).
linesAcross: aLineNumber forFont: aFontName Answers the location aLineNumber * the specified font lineheight across the page from the current location. ( - is to the left + is to the right)
linesDown: aLineNumber Answers the distance from the current Turtle location to a location aLineNumber * current font lineheight down the current page from the current location.
linesDown: aLineNumber forFont: aFontName Answers the distance from the current Turtle location to a location aLineNumber * aFontName lineheight down the current page from the current location.
linesLeft: aLineNumber Answers the distance from the current Turtle location to a location aLineNumber * current font lineheight left across from the current location.
linesLeft: aLineNumber forFont: aFontName Answers the distance from the current Turtle location to a location aLineNumber * aFontName lineheight left across from the current location.
linesRight: aLineNumber Answers the distance from the current Turtle location to a location aLineNumber * current font lineheight right across from the current location.
linesRight: aLineNumber forFont: aFontName Answers the distance from the current Turtle location to a location aLineNumber * aFontName lineheight left across from the current location.
linesUp: aLineNumber Answers the distance from the current Turtle location to a location aLineNumber * current font lineheight up the current page from the current location.
linesUp: aLineNumber forFont: aFontName Answers the distance from the current Turtle location to a location aLineNumber * aFontName lineheight up the current page from the current location.
lineUp Answers the current Turtle location to a location aLineNumber * current font lineheight up the current page from the current location.
origin Return the value of origin.
right Answers the x of the right hand edge of the drawable area.
toBottom Moves the turtle y location to the bottom the drawable area on the current page.
toBottomCenter Moves the turtle to the bottom center of the drawable area on the current page.
toBottomLeft Moves the turtle x location to the left hand edge at the bottom of the drawable area.
toBottomRight Moves the turtle x location to the right hand edge at the bottom of the drawable area.
toCenter Moves the current turtle location to the x @ y center of the page.
toCenterX Moves the current turtle x location to the x center of the page.
toCenterY Moves the current turtle y location to the y center of the page.
toLeft Moves the turtle x location to the left hand edge of the drawable area.
toLeftCenter Moves the turtle location to the center of the left hand edge of the drawable area on the current page.
toLine: aLineNumber Moves the turtle location to a location aLineNumber * current font lineheight down the current page from the top of the page.
toLine: aLineNumber forFont: aFontName Moves the current Turtle location to a location aLineNumber * aFontName lineheight down the current page from the top of the page.
toLineDown Moves the current turtle location one line down the page at the current font height
toLineDownForFont: aFontName Moves the current turtle location one line down the page at the aFontName height
toLineLeft Moves the turtle location to a location aLineNumber * current font lineheight left across the current page from the current location.
toLineRight Moves the turtle location to a location aLineNumber * current font lineheight right across the current page from the current location.
toLines: aLineNumber forFont: aFontName Moves the Turtle location to a location aLineNumber * the specified font lineheight the current page from the current y location.(- = up + down)
toLinesAcross: aLineNumber forFont: aFontName Moves the turtle location to a location aLineNumber * current font lineheight across the current page from the current location ( - is left + is right).
toLinesDown: aLineNumber Moves the turtle location to a location aLineNumber * current font lineheight down the current page from the current location.
toLinesDown: aLineNumber forFont: aFontName Moves the turtle location to a location aLineNumber * aFontName lineheight down the current page from the current location.
toLinesLeft: aLineNumber Moves the turtle location to a location aLineNumber * current font lineheight left across the current page from the current location.
toLinesLeft: aLineNumber forFont: aFontName Moves the turtle location to a location aLineNumber * aFontName lineheight left across the current page from the current location.
toLinesRight: aLineNumber Moves the turtle location to a location aLineNumber * current font lineheight right across the current page from the current location.
toLinesRight: aLineNumber forFont: aFontName Moves the turtle location to a location aLineNumber * aFontName lineheight right across the current page from the current location.
toLinesUp: aLineNumber Moves the turtle location to a location aLineNumber * current font lineheight up the current page from the current location.
toLinesUp: aLineNumber forFont: aFontName Moves the turtle location to a location aLineNumber * aFontName lineheight up the current page from the current location.
toLineUp Moves the turtle location to a location 1 * current font lineheight up across the current page from the current location.
toLineUpForFont: aFontName Moves the turtle location to a location aLineNumber * aFontName lineheight down the current page from the current location.
toOrigin Moves the turtle location to the current origin of the current page from the current location.
top Answers the y of the top of the drawable area on the current page.
toRight Moves the turtle x location to the right hand edge of the drawable area.
toRightCenter Moves the turtle x location to the right hand center of the drawable area.
toTop Moves the turtle y location to the top of the drawable area.
toTopCenter Moves the turtle location to the center of the page at the top of the drawable area.
toTopLeft Moves the turtle location to the left of the page at the top of the drawable area.
toTopRight Moves the turtle location to the right of the page at the top of the drawable area.

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