IWORKPushCollector.h
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1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /*
3  * This file is part of the libetonyek project.
4  *
5  * This Source Code Form is subject to the terms of the Mozilla Public
6  * License, v. 2.0. If a copy of the MPL was not distributed with this
7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8  */
9 
10 #ifndef IWORKPUSHCOLLECTOR_H_INCLUDED
11 #define IWORKPUSHCOLLECTOR_H_INCLUDED
12 
13 #include <cassert>
14 #include <deque>
15 
16 #include <boost/optional.hpp>
17 
18 #include "IWORKXMLContext.h"
19 
20 namespace libetonyek
21 {
22 
23 template<typename Type, class Container = std::deque<Type> >
25 {
26 public:
27  IWORKPushCollector(Container &collection)
28  : m_collection(collection)
29  , m_value()
30  {
31  }
32 
33  template<class Context, class State>
35  {
36  return libetonyek::makeContext<Context>(state, m_value);
37  }
38 
39  bool pending() const
40  {
41  return bool(m_value);
42  }
43 
44  void push()
45  {
46  assert(m_value);
47  m_collection.push_back(get(m_value));
48  }
49 
50 private:
51  Container &m_collection;
52  boost::optional<Type> m_value;
53 };
54 
55 }
56 
57 #endif // IWORKPUSHCOLLECTOR_H_INCLUDED
58 
59 /* vim:set shiftwidth=2 softtabstop=2 expandtab: */
Definition: IWORKBezierElement.cpp:18
std::shared_ptr< IWORKXMLContext > IWORKXMLContextPtr_t
Definition: IWORKXMLContext.h:18
IWORKXMLContextPtr_t makeContext(State &state)
Definition: IWORKPushCollector.h:34
boost::optional< Type > m_value
Definition: IWORKPushCollector.h:52
Container & m_collection
Definition: IWORKPushCollector.h:51
Definition: IWORKPushCollector.h:24
void push()
Definition: IWORKPushCollector.h:44
bool pending() const
Definition: IWORKPushCollector.h:39
IWORKPushCollector(Container &collection)
Definition: IWORKPushCollector.h:27

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