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Diffstat (limited to 'libs/cassowary/cassowary/ClFDBinaryOneWayConstraint.h')
-rw-r--r-- | libs/cassowary/cassowary/ClFDBinaryOneWayConstraint.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/libs/cassowary/cassowary/ClFDBinaryOneWayConstraint.h b/libs/cassowary/cassowary/ClFDBinaryOneWayConstraint.h deleted file mode 100644 index a779ec1f91..0000000000 --- a/libs/cassowary/cassowary/ClFDBinaryOneWayConstraint.h +++ /dev/null @@ -1,94 +0,0 @@ -// $Id$ -// -// Cassowary Incremental Constraint Solver -// Original Smalltalk Implementation by Alan Borning -// This C++ Implementation by Greg J. Badros, <gjb@cs.washington.edu> -// http://www.cs.washington.edu/homes/gjb -// (C) 1998, 1999 Greg J. Badros and Alan Borning -// See ../LICENSE for legal details regarding this software -// -// ClFDBinaryOneWayConstraint.h - -#ifndef ClFDBinaryOneWayConstraint_H -#define ClFDBinaryOneWayConstraint_H - -#if defined(HAVE_CONFIG_H) && !defined(CONFIG_H_INCLUDED) && !defined(CONFIG_INLINE_H_INCLUDED) -#include <cassowary/config-inline.h> -#define CONFIG_INLINE_H_INCLUDED -#endif - -#include "Cassowary.h" -#include "ClFDConstraint.h" - -class ClLinearConstraint; - -// Just a node in the class hierarchy for now -class ClFDBinaryOneWayConstraint : public ClFDConstraint { - private: typedef ClFDConstraint super; - - public: - - ClFDBinaryOneWayConstraint(ClVariable vRW, enum ClCnRelation rel, ClVariable vRO, - double coefficient = 1.0, double constant = 0.0, - const ClStrength &strength = ClsRequired(), - double weight = 1.0) - : ClFDConstraint(strength,weight), _vRW(vRW), _rel(rel), _vRO(vRO), - _coefficient(coefficient), _constant(constant) - { } - - ClFDBinaryOneWayConstraint(ClVariable vRW, enum ClCnRelation rel, double constant, - const ClStrength &strength = ClsRequired(), - double weight = 1.0) - : ClFDConstraint(strength,weight), _vRW(vRW), _rel(rel), _vRO(clvNil), - _coefficient(0), _constant(constant) - { } - - ClFDBinaryOneWayConstraint(const ClConstraint &cn); - - static void EnsurePreconditionsForCn(const ClConstraint &cn); - - static bool FCanConvertCn(const ClConstraint &cn); - -#ifndef CL_NO_IO - virtual ostream &PrintOn(ostream &xo) const - { - xo << "FDCn: " << _vRW << " " << StrCnRelation(_rel) << " "; - if (_coefficient != 0) { - if (_coefficient != 1) xo << _coefficient << "*"; - if (_vRO != clvNil) xo << _vRO; - } - if (_constant != 0) xo << " + " << _constant; - return xo; - } - - friend ostream& operator<<(ostream &xos, const ClFDBinaryOneWayConstraint &constraint) - { return constraint.PrintOn(xos); } - -#endif - - ClVariable ClvRW() const - { return _vRW; } - ClVariable ClvRO() const - { return _vRO; } - enum ClCnRelation Relation() const - { return _rel; } - double Coefficient() const - { return _coefficient; } - double Constant() const - { return _constant; } - - bool IsInequality() const - { return (_rel != cnEQ && _rel != cnNEQ); } - - bool IsStrictInequality() const - { return (_rel == cnGT || _rel == cnLT); } - - protected: - ClVariable _vRW; - enum ClCnRelation _rel; - ClVariable _vRO; - double _coefficient; - double _constant; -}; - -#endif |