gppt_is_custom_pagination
Filter the custom pagination flag to enable custom pagination support.
gppt_transition_styles
Filter available transition styles (will appear in the Transition Style setting).
gppt_hide_footer
Filter the visibility of the form footer. If “Hide Next Button” and “Hide Previous Button” are enabled and GF’s Save & Continue feature is disabled, the footer will automatically be hidden.
gppt_script_args
Filter all of the properties that will be used to initialize the GP Page Transitions JS functionality.