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Part2DObject.h
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Part2DObject.h
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/***************************************************************************
* Copyright (c) 2008 Jürgen Riegel <juergen.riegel@web.de> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library 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 Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#ifndef PART_PART2DOBJECT_H
#define PART_PART2DOBJECT_H
#include <App/PropertyStandard.h>
#include <Base/Axis.h>
#include "PartFeature.h"
#include "AttachExtension.h"
class TopoDS_Face;
namespace Part
{
class Geometry;
/** 2D Shape
* This is a specialized version of the PartShape for use with
* flat (2D) geometry. The Z direction has always to be 0.
* The position and orientation of the Plane this 2D geometry is
* referenced is defined by the Placement property. It also
* has a link to a supporting Face which defines the position
* in space where it is located. If the support is changed the
* static method positionBySupport() is used to calculate a
* new position for the Part2DObject.
* This object can be used stand alone or for constraint
* geometry as its descend Sketcher::SketchObject .
*/
class PartExport Part2DObject : public Part::Feature, public Part::AttachExtension
{
PROPERTY_HEADER_WITH_EXTENSIONS(Part::Part2DObject);
public:
Part2DObject();
virtual void transformPlacement(const Base::Placement &transform) override;
/// returns the number of construction lines (to be used as axes)
virtual int getAxisCount(void) const;
/// retrieves an axis iterating through the construction lines of the sketch (indices start at 0)
virtual Base::Axis getAxis(int axId) const;
/// verify and accept the assigned geometry
virtual void acceptGeometry();
/** calculate the points where a curve with index GeoId should be trimmed
* with respect to the rest of the curves contained in the list geomlist
* and a picked point. The outputs intersect1 and intersect2 specify the
* tightest boundaries for trimming around the picked point and the
* indexes GeoId1 and GeoId2 specify the corresponding curves that intersect
* the curve GeoId.
*/
static bool seekTrimPoints(const std::vector<Geometry *> &geomlist,
int GeoId, const Base::Vector3d &point,
int &GeoId1, Base::Vector3d &intersect1,
int &GeoId2, Base::Vector3d &intersect2);
static const int H_Axis;
static const int V_Axis;
static const int N_Axis;
/** @name methods override Feature */
//@{
/// recalculate the Feature
App::DocumentObjectExecReturn *execute(void) override;
/// returns the type name of the ViewProvider
const char* getViewProviderName(void) const override {
return "PartGui::ViewProvider2DObject";
}
//@}
void Restore(Base::XMLReader &reader) override;
protected:
void handleChangedPropertyType(Base::XMLReader &reader, const char * TypeName, App::Property * prop) override;
void handleChangedPropertyName(Base::XMLReader &reader, const char * TypeName, const char *PropName) override;
};
typedef App::FeaturePythonT<Part2DObject> Part2DObjectPython;
} //namespace Part
#endif // PART_PART2DOBJECT_H