2ec9645a6b
===================================================================== The constraint class has been extended so that every constraint knows and serializes whether it is in virtual space or in normal real space.
135 lines
4.6 KiB
C++
135 lines
4.6 KiB
C++
/***************************************************************************
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* Copyright (c) Jürgen Riegel (juergen.riegel@web.de) 2008 *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#ifndef SKETCHER_CONSTRAINT_H
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#define SKETCHER_CONSTRAINT_H
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#include <Base/Persistence.h>
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#include <Base/Quantity.h>
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#include <boost/uuid/uuid.hpp>
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#include <boost/uuid/uuid_generators.hpp>
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namespace Sketcher
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{
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/*!
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Important note: New constraint types must be always added at the end but before 'NumConstraintTypes'.
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This is mandatory in order to keep the handling of constraint types upward compatible which means that
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this program version ignores later introduced constraint types when reading them from a project file.
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*/
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enum ConstraintType {
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None = 0,
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Coincident = 1,
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Horizontal = 2,
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Vertical = 3,
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Parallel = 4,
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Tangent = 5,
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Distance = 6,
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DistanceX = 7,
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DistanceY = 8,
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Angle = 9,
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Perpendicular = 10,
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Radius = 11,
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Equal = 12,
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PointOnObject = 13,
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Symmetric = 14,
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InternalAlignment = 15,
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SnellsLaw = 16,
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Block = 17,
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NumConstraintTypes // must be the last item!
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};
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enum InternalAlignmentType {
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Undef = 0,
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EllipseMajorDiameter = 1,
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EllipseMinorDiameter = 2,
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EllipseFocus1 = 3,
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EllipseFocus2 = 4,
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HyperbolaMajor = 5,
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HyperbolaMinor = 6,
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HyperbolaFocus = 7,
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ParabolaFocus = 8,
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BSplineControlPoint = 9,
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BSplineKnotPoint = 10,
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};
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/// define if you want to use the end or start point
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enum PointPos { none, start, end, mid };
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class SketcherExport Constraint : public Base::Persistence
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{
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TYPESYSTEM_HEADER();
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public:
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Constraint();
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Constraint(const Constraint&);
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virtual ~Constraint();
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virtual Constraint *clone(void) const; // does copy the tag, it will be treated as a rename by the expression engine.
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virtual Constraint *copy(void) const; // does not copy the tag, but generates a new one
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static const int GeoUndef;
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// from base class
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virtual unsigned int getMemSize(void) const;
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virtual void Save(Base::Writer &/*writer*/) const;
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virtual void Restore(Base::XMLReader &/*reader*/);
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virtual PyObject *getPyObject(void);
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Base::Quantity getPresentationValue() const;
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inline void setValue(double newValue) {
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Value = newValue;
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}
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inline double getValue() const {
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return Value;
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}
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friend class PropertyConstraintList;
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private:
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double Value;
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public:
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ConstraintType Type;
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InternalAlignmentType AlignmentType;
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std::string Name;
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int First;
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PointPos FirstPos;
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int Second;
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PointPos SecondPos;
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int Third;
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PointPos ThirdPos;
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float LabelDistance;
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float LabelPosition;
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bool isDriving;
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int InternalAlignmentIndex; // Note: for InternalAlignment Type this index indexes equal internal geometry elements (e.g. index of pole in a bspline). It is not a GeoId!!
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bool isInVirtualSpace;
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protected:
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boost::uuids::uuid tag;
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};
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} //namespace Sketcher
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#endif // SKETCHER_CONSTRAINT_H
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