1// SPDX-License-Identifier: MIT OR MPL-2.0 OR LGPL-2.1-or-later OR GPL-2.0-or-later
2// Copyright 2010, SIL International, All rights reserved.
3
4#pragma once
5#include <cstring>
6#include <cassert>
7#include "inc/Main.h"
8#include "inc/List.h"
9
10namespace graphite2 {
11
12class FeatureRef;
13class FeatureMap;
14
15class FeatureVal : public Vector<uint32>
16{
17public:
18 FeatureVal() : m_pMap(0) { }
19 FeatureVal(int num, const FeatureMap & pMap) : Vector<uint32>(num), m_pMap(&pMap) {}
20 FeatureVal(const FeatureVal & rhs) : Vector<uint32>(rhs), m_pMap(rhs.m_pMap) {}
21
22 FeatureVal & operator = (const FeatureVal & rhs) { Vector<uint32>::operator = (rhs); m_pMap = rhs.m_pMap; return *this; }
23
24 bool operator ==(const FeatureVal & b) const
25 {
26 size_t n = size();
27 if (n != b.size()) return false;
28
29 for(const_iterator l = begin(), r = b.begin(); n && *l == *r; --n, ++l, ++r);
30
31 return n == 0;
32 }
33
34 CLASS_NEW_DELETE
35private:
36 friend class FeatureRef; //so that FeatureRefs can manipulate m_vec directly
37 const FeatureMap* m_pMap;
38};
39
40typedef FeatureVal Features;
41
42} // namespace graphite2
43
44
45struct gr_feature_val : public graphite2::FeatureVal {};
46