TextWalker

class TextWalker()

An object implementing this interface of optional callback functions can be used to get calls whenever Text.prototype.walk() iterates over a text object.

beginSpan(font, trm, wmode, bidiLevel, markupDirection, language)

Called before every text span in the Text being walked.

Arguments:

• font (Font)

• trm (Matrix)

• wmode (number)

• bidiLevel (int)

• markupDirection (int)

• language (string)

endSpan()

Called at the end of every span in the text.

showGlyph(font, trm, gid, ucs, wmode, bidiLevel)

Called once per character for in a text span.

Arguments:

• font (Font)

• trm (Matrix)

• gid (number)

• ucs (number)

• wmode (number)

• bidiLevel (number)