Method load

example/save_load.cpp:149–181

    }

    void load()
    {
        // Load the internal imnodes state
        ImNodes::LoadCurrentEditorStateFromIniFile("save_load.ini");

        // Load our editor state into memory

        std::fstream fin("save_load.bytes", std::ios_base::in | std::ios_base::binary);

        if (!fin.is_open())
        {
            return;
        }

        // copy nodes into memory
        size_t num_nodes;
        fin.read(reinterpret_cast<char*>(&num_nodes), static_cast<std::streamsize>(sizeof(size_t)));
        nodes_.resize(num_nodes);
        fin.read(
            reinterpret_cast<char*>(nodes_.data()),
            static_cast<std::streamsize>(sizeof(Node) * num_nodes));

        // copy links into memory
        size_t num_links;
        fin.read(reinterpret_cast<char*>(&num_links), static_cast<std::streamsize>(sizeof(size_t)));
        links_.resize(num_links);
        fin.read(
            reinterpret_cast<char*>(links_.data()),
            static_cast<std::streamsize>(sizeof(Link) * num_links));

        // copy current_id into memory
        fin.read(reinterpret_cast<char*>(&current_id_), static_cast<std::streamsize>(sizeof(int)));
    }

private:
    std::vector<Node> nodes_;