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/**
*
* Authors:
* Tim Dwyer <tgdwyer@gmail.com>
*
* Copyright (C) 2005 Authors
*
* This version is released under the CPL (Common Public License) with
* the Graphviz distribution.
* A version is also available under the LGPL as part of the Adaptagrams
* project: https://github.com/mjwybrow/adaptagrams.
* If you make improvements or bug fixes to this code it would be much
* appreciated if you could also contribute those changes back to the
* Adaptagrams repository.
*/
#pragma once
#include <vector>
#include <iostream>
class Block;
struct Constraint;
#include <vpsc/block.h>
typedef std::vector<Constraint*> Constraints;
struct Variable
{
friend std::ostream& operator <<(std::ostream &os, const Variable &v);
public:
const int id; // useful in log files
double desiredPosition;
const double weight;
double offset;
Block *block = nullptr;
bool visited;
Constraints in;
Constraints out;
char *toString();
Variable(const int id_, const double desiredPos_, const double weight_)
: id(id_)
, desiredPosition(desiredPos_)
, weight(weight_)
, offset(0)
, visited(false)
{
}
double position() const {
return block->posn+offset;
}
};
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