6
Using Acrobat JavaScript in Forms
Making Forms Accessible
The properties and methods of the
TTS
object are summarized below in
Table 6.8
and
T
ABLE
6.8
TTS Properties
Property
Description
Returns
true
if the Text-To-Speech engine is available
Returns the number of speakers in the engine
The baseline pitch between 0 and 10
A speaker with desired tone quality
The rate in words per minute
The volume between 0 and 10
available
numSpeakers
pitch
speaker
speechRate
volume
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Acrobat JavaScript Scripting Guide