Lingo Dictionary > O-R > pointToLine()

 

pointToLine()

Syntax

sprite(whichSpriteNumber).pointToLine(pointToTranslate)
pointToLine(sprite spriteNumber, pointToTranslate)

Description

Function; returns an integer representing the line position in the text or field sprite spriteNumber at screen coordinate pointToTranslate, or returns -1 if the point is not within the text. Lines are separated by carriage returns in the text or field cast member.

This function can be used to determine the line under the cursor.

Example

This Lingo displays the number of the line being clicked, as well as the text of the line, in the Message window:

property spriteNum
 
on mouseDown me
	pointClicked = the mouseLoc
	currentMember = sprite(spriteNum).member
	lineNum = sprite(spriteNum).pointToLine(pointClicked)
	lineText = currentMember.line[lineNum]
	put "Clicked line" && lineNum & ", the text" && lineText
end

See also

itemDelimiter, mouseLoc, pointToChar(), pointToWord(), pointToItem(), pointToLine(), pointToParagraph()