1 /* This file is part of the Pangolin Project.
2  * http://github.com/stevenlovegrove/Pangolin
3  *
4  * Copyright (c) Andrey Mnatsakanov
5  *
6  * Permission is hereby granted, free of charge, to any person
7  * obtaining a copy of this software and associated documentation
8  * files (the "Software"), to deal in the Software without
9  * restriction, including without limitation the rights to use,
10  * copy, modify, merge, publish, distribute, sublicense, and/or sell
11  * copies of the Software, and to permit persons to whom the
12  * Software is furnished to do so, subject to the following
13  * conditions:
14  *
15  * The above copyright notice and this permission notice shall be
16  * included in all copies or substantial portions of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
20  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
21  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
22  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
23  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
24  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
25  * OTHER DEALINGS IN THE SOFTWARE.
26  */
27 
28 #pragma once
29 
30 #include <pybind11/pybind11.h>
31 #include <pangolin/var/var.h>
32 #include <Python.h>
33 
34 namespace py_pangolin {
35 
36   struct PyVarMeta {
37     double low;
38     double high;
39     bool logscale;
40     bool toggle;
41     bool read_only;
42   };
43 
44   void bind_var(pybind11::module& m);
45 
46   class var_t
47   {
48   public:
49     var_t(const std::string& ns);
50     virtual ~var_t() noexcept;
51     pybind11::object get_attr(const std::string &name);
52 
53     template <typename T>
54     void set_attr_(const std::string& name, T val, const PyVarMeta & meta = {});
55 
56     std::vector<std::string>& get_members();
57   protected:
58     var_t(const var_t &other);
59     var_t(var_t &&other) noexcept;
60     var_t& operator=(const var_t &other);
61     var_t& operator=(var_t &&other) noexcept;
62   private:
63     std::vector<std::string> members;
64     std::string ns;
65   };
66 
67 }  // py_pangolin
68