1182 class linear_object : public graphic_object {  class
1190   linear_object(const position &s, const position &e);
1199 class line_object : public linear_object {
1232 linear_object::linear_object(const position &s, const position &e)  in linear_object()  function in linear_object
1237 void linear_object::move_by(const position &a)  in move_by()
1243 void linear_object::add_arrows(int at_start, int at_end,  in add_arrows()
1253 : linear_object(s, e), v(p), n(i)  in line_object()
1315   linear_object::move_by(pos);  in move_by()
1416 linear_object *object_spec::make_line(position *curpos, direction *dirp)  in make_line()
1512 class arc_object : public linear_object {
1537 : linear_object(s, e), clockwise(cw), cent(c)  in arc_object()
1544   linear_object::move_by(pos);  in move_by()
1732 linear_object *object_spec::make_arc(position *curpos, direction *dirp)  in make_arc()
1796   linear_object *obj;  in make_linear()