summaryrefslogtreecommitdiff
path: root/libs/cassowary/cassowary/ClFDBinaryOneWayConstraint.h
diff options
context:
space:
mode:
Diffstat (limited to 'libs/cassowary/cassowary/ClFDBinaryOneWayConstraint.h')
-rw-r--r--libs/cassowary/cassowary/ClFDBinaryOneWayConstraint.h94
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