81 lines
2.3 KiB
C++
81 lines
2.3 KiB
C++
/* This file is part of the Pangolin Project.
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* http://github.com/stevenlovegrove/Pangolin
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*
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* Copyright (c) 2011 Steven Lovegrove
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include <pangolin/platform.h>
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#include <pangolin/utils/type_convert.h>
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#include <string>
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#include <vector>
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namespace pangolin
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{
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class PANGOLIN_EXPORT Params
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{
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public:
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typedef std::vector<std::pair<std::string,std::string>> ParamMap;
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Params()
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{
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}
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Params(std::initializer_list<std::pair<std::string,std::string>> l)
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: params(l)
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{
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}
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bool Contains(const std::string& key) const
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{
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for(ParamMap::const_iterator it = params.begin(); it!=params.end(); ++it) {
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if(it->first == key) return true;
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}
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return false;
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}
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template<typename T>
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T Get(const std::string& key, T default_val) const
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{
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// Return last value passed to the key.
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for(ParamMap::const_reverse_iterator it = params.rbegin(); it!=params.rend(); ++it) {
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if(it->first == key) return Convert<T, std::string>::Do(it->second);
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}
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return default_val;
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}
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template<typename T>
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void Set(const std::string& key, const T& val)
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{
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params.push_back(std::pair<std::string,std::string>(key,Convert<std::string,T>::Do(val)));
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}
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ParamMap params;
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};
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}
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