/* Public domain */ enum vg_ortho_mode { VG_NO_ORTHO, /* No orthogonal restriction */ VG_HORIZ_ORTHO, /* Horizontal restriction */ VG_VERT_ORTHO /* Vertical restriction */ }; struct ag_toolbar; __BEGIN_DECLS void VG_RestrictOrtho(struct vg_view *, VG_Vector *); struct ag_toolbar *VG_OrthoRestrictToolbar(void *, struct vg_view *, int); __END_DECLS