ART Protractor mark object.

Members:

IG_ARTX_protractor_arcradius_get	Queries the radius of arc displayed in protractor.
IG_ARTX_protractor_arcradius_set	Updates the radius of arc displayed in protractor.
IG_ARTX_protractor_aspectratio_get	Queries attributes protractor aspect ratio.
IG_ARTX_protractor_aspectratio_set	Updates attributes of protractor aspect ratio.
IG_ARTX_protractor_bounds_get	Queries the bounding rectangle of annotation.
IG_ARTX_protractor_create	Creates a new instance of protractor annotation (IG_ARTX_MARK_PROTRACTOR).
IG_ARTX_protractor_endpoint_get	Queries annotation end point.
IG_ARTX_protractor_endpoint_set	Updates annotation end point position.
IG_ARTX_protractor_font_get	Queries annotation text font.
IG_ARTX_protractor_font_set	Updates annotation font.
IG_ARTX_protractor_headpoint_get	Queries arrow start point.
IG_ARTX_protractor_headpoint_set	Updates annotation start point position.
IG_ARTX_protractor_line_get	Queries attributes of line used to draw the annotation.
IG_ARTX_protractor_line_set	Sets attributes of line used to draw the annotation.
IG_ARTX_protractor_logfont_get	Queries annotation text font.
IG_ARTX_protractor_logfont_set	Updates button text font.
IG_ARTX_protractor_opacity_get	Queries the opacity value of annotation.
IG_ARTX_protractor_opacity_set	Sets the opacity value of annotation.
IG_ARTX_protractor_precision_get	Queries the precision of ruler length displayed.
IG_ARTX_protractor_precision_set	Updates the precision of protractor measurement displayed.
IG_ARTX_protractor_startpoint_get	Queries arrow start point.
IG_ARTX_protractor_startpoint_set	Updates arrow start point position.