86 lines
2.2 KiB
C++
86 lines
2.2 KiB
C++
/* vector_parser.hh
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* vim: set tw=80:
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* Eryn Wells <eryn@erynwells.me>
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*/
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/**
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* A VectorParser is a utility parser that processes a sequence of identically
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* typed values and calls back with a vector containing those values
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*/
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#ifndef __YAML_VECTOR_PARSER_HH__
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#define __YAML_VECTOR_PARSER_HH__
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#include <cstdio>
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#include <vector>
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#include "parsers.hh"
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namespace charles {
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namespace yaml {
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/**
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* Parse a YAML sequence of homogeneous scalars into a vector of the templated
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* type.
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*/
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template<typename T>
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struct ScalarSequenceParser
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: public UtilityParser<std::vector<T>>
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{
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typedef T Type;
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typedef std::vector<T> VectorType;
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typedef typename UtilityParser<VectorType>::CallbackFunction CallbackFunction;
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ScalarSequenceParser(Scene& scene,
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Parser::Stack& parsers)
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: UtilityParser<VectorType>(scene, parsers),
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mVector()
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{ }
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/** Constructor */
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ScalarSequenceParser(Scene& scene,
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Parser::Stack& parsers,
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CallbackFunction callback)
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: UtilityParser<VectorType>(scene, parsers, callback),
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mVector()
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{ }
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bool HandleScalar(const std::string& anchor,
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const std::string& tag,
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const std::string& value,
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bool plainImplicit,
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bool quotedImplicit,
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Parser::ScalarStyle style,
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const Parser::Mark& startMark,
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const Parser::Mark& endMark);
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bool HandleSequenceEnd(const Parser::Mark& startMark,
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const Parser::Mark& endMark);
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private:
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VectorType mVector;
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};
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struct Vector3Parser
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: ScalarSequenceParser<double>
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{
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typedef std::function<void(Vector3)> CallbackFunction;
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Vector3Parser(Scene& scene, Parser::Stack& parsers, CallbackFunction onDone);
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};
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struct ColorParser
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: ScalarSequenceParser<double>
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{
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typedef std::function<void(Color)> CallbackFunction;
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ColorParser(Scene& scene, Parser::Stack& parsers, CallbackFunction onDone);
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~ColorParser();
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};
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} /* namespace yaml */
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} /* namespace charles */
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#endif /* __YAML_VECTOR_PARSER_HH__ */
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