Handle to the PDE soft mask object. A soft mask is an object for creating and manipulating a soft mask in a PDF file.

Members:

IG_PDE_softmask_create	Creates a new soft mask object.
IG_PDE_softmask_create_from_name	Create a new soft mask from a name.
IG_PDE_softmask_get_form	Acquires the form that defines the soft mask.
IG_PDE_softmask_set_form	Sets the form that defines the soft mask.
IG_PDE_softmask_get_backdrop_color	Gets the array of color values of the backdrop color.
IG_PDE_softmask_set_backdrop_color	Sets the backdrop color values.
IG_PDE_softmask_get_name	Gets the soft mask name.