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/*
* Copyright (C) 2020 Luciano Iam <lucianito@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef node_state_h
#define node_state_h
#include <vector>
#include <cmath>
#include <cstring>
#include "typed_value.h"
namespace Node {
const std::string tempo = "tempo";
const std::string strip_desc = "strip_desc";
const std::string strip_meter = "strip_meter";
const std::string strip_gain = "strip_gain";
const std::string strip_pan = "strip_pan";
const std::string strip_mute = "strip_mute";
const std::string strip_plugin_desc = "strip_plugin_desc";
const std::string strip_plugin_enable = "strip_plugin_enable";
const std::string strip_plugin_param_desc = "strip_plugin_param_desc";
const std::string strip_plugin_param_value = "strip_plugin_param_value";
};
class NodeState {
public:
NodeState ();
NodeState (std::string);
NodeState (std::string, std::initializer_list<uint32_t>,
std::initializer_list<TypedValue> = {});
std::string debug_str () const;
std::string node () const { return _node; }
int n_addr () const;
uint32_t nth_addr (int) const;
void add_addr (uint32_t);
int n_val () const;
TypedValue nth_val (int) const;
void add_val (TypedValue);
private:
std::string _node;
std::vector<uint32_t> _addr;
std::vector<TypedValue> _val;
std::string _node_addr_hash;
void update_node_addr_hash ();
friend struct std::hash<NodeState>;
friend struct std::equal_to<NodeState>;
};
namespace std {
template <>
struct hash<NodeState> {
size_t operator () (const NodeState &state) const {
// std::hash<const char*> produces a hash of the value of the
// pointer (the memory address), it does not examine the contents
// of any character array.
return std::hash<std::string>()(state._node_addr_hash);
}
};
template<>
struct equal_to<NodeState> {
bool operator() (const NodeState& lhs, const NodeState& rhs) const {
return lhs._node_addr_hash == rhs._node_addr_hash;
}
};
}
#endif // node_state_h
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