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// shapeSTL.h
// this file is part of Context Free
// ---------------------
// Copyright (C) 2006-2007 Mark Lentczner - markl@glyphic.com
// Copyright (C) 2012-2013 John Horigan - john@glyphic.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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// Mark Lentczner can be contacted at markl@glyphic.com or at
// Mark Lentczner, 1209 Villa St., Mountain View, CA 94041-1123, USA
//
// John Horigan can be contacted at john@glyphic.com or at
// John Horigan, 1209 Villa St., Mountain View, CA 94041-1123, USA
//
//
#ifndef INCLUDE_SHAPESTL_H
#define INCLUDE_SHAPESTL_H
#ifdef _WIN32
#pragma warning( disable : 4786 )
#endif
#include <functional>
#include <iostream>
#include <iterator>
#include <map>
#include <vector>
#include <set>
#include <memory>
#include <cstddef>
#include "chunk_vector.h"
#include "cfdg.h"
#include "shape.h"
#include "tempfile.h"
class OutputMerge
{
public:
OutputMerge() = default;
~OutputMerge() = default;
OutputMerge& operator=(const OutputMerge&) = delete;
using ShapeSource = chunk_vector<FinishedShape, 10>;
using ShapeIter = ShapeSource::iterator;
void addShapes(ShapeIter begin, ShapeIter end);
void addTempFile(TempFile&);
void merge(ShapeFunction op)
{
while (!mSieve.empty()) {
auto nextShape = mSieve.begin();
op(nextShape->first);
std::size_t i = nextShape->second;
mSieve.erase(nextShape);
insertNext(i);
}
}
private:
using file_ptr = AbstractSystem::istr_ptr;
using FileIter = std::istream_iterator<FinishedShape>;
using FileStreams = std::vector<file_ptr>;
using FileIters = std::vector<FileIter>;
FileStreams mStreams;
FileIters mIters;
FileIter mFileEnd;
ShapeIter mShapesNext;
ShapeIter mShapesEnd;
using Sieve = std::map<FinishedShape, std::size_t>;
using SievePair = Sieve::value_type;
Sieve mSieve;
void insertNext(std::size_t i);
};
#endif // INCLUDE_SHAPESTL_H
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