Files
create/src/Mod/Sketcher/App/ExternalGeometryFacade.h
2022-12-11 18:53:45 +01:00

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9.0 KiB
C++

/***************************************************************************
* Copyright (c) 2020 Abdullah Tahiri <abdullah.tahiri.yo@gmail.com> *
* *
* 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 SKETCHER_GEOMETRYEXTERNALFACADE_H
#define SKETCHER_GEOMETRYEXTERNALFACADE_H
#include <boost/uuid/uuid_io.hpp>
#include <Base/BaseClass.h>
#include <Mod/Sketcher/App/ExternalGeometryExtension.h>
#include <Mod/Sketcher/App/SketchGeometryExtension.h>
namespace Sketcher
{
class ExternalGeometryFacadePy;
// This class is a Facade to handle EXTERNAL sketcher geometry and sketcher geometry extensions with a single sketcher specific interface.
//
// Exactly the same considerations as for GeometryFacade apply (see documentation of GeometryFacade).
//
// It was not made publicly deriving from GeometryFacade because it is not possible to differentiate functions by return type, which is the
// case of getFacade() returning a unique_ptr to GeometryFacade in GeometryFacade, and one to ExternalGeometryFacade. I have not managed to
// find a good solution to this problem, thus the code duplication.
//
// Summary Remarks:
// It is intended to have a separate type (not being a Geometry type).
// it is intended to have the relevant interface in full for the sketcher extension only
// It is intended to work on borrowed memory allocation.
class SketcherExport ExternalGeometryFacade : public Base::BaseClass, private ISketchGeometryExtension, private ISketchExternalGeometryExtension
{
TYPESYSTEM_HEADER_WITH_OVERRIDE();
private:
explicit ExternalGeometryFacade(const Part::Geometry * geometry);
ExternalGeometryFacade(); // As TYPESYSTEM requirement
friend class ExternalGeometryFacadePy;
public: // Factory methods
static std::unique_ptr<ExternalGeometryFacade> getFacade(Part::Geometry * geometry);
static std::unique_ptr<const ExternalGeometryFacade> getFacade(const Part::Geometry * geometry);
public: // Utility methods
static void ensureSketchGeometryExtensions(Part::Geometry * geometry);
static void copyId(const Part::Geometry * src, Part::Geometry * dst);
public:
void setGeometry(Part::Geometry *geometry);
/** External GeometryExtension Interface **/
bool testFlag(int flag) const override { return getExternalGeoExt()->testFlag(flag); }
void setFlag(int flag, bool v=true) override { getExternalGeoExt()->setFlag(flag, v); }
bool isClear() const override {return getExternalGeoExt()->isClear();}
size_t flagSize() const override {return getExternalGeoExt()->flagSize();}
const std::string& getRef() const override {return getExternalGeoExt()->getRef();}
void setRef(const std::string & ref) override {getExternalGeoExt()->setRef(ref);}
/** GeometryExtension Interface **/
inline long getId() const override {return getGeoExt()->getId();}
void setId(long id) override {getGeoExt()->setId(id);}
InternalType::InternalType getInternalType() const override {return getGeoExt()->getInternalType();}
void setInternalType(InternalType::InternalType type) override {getGeoExt()->setInternalType(type);}
bool testGeometryMode(int flag) const override { return getGeoExt()->testGeometryMode(flag); }
void setGeometryMode(int flag, bool v=true) override { getGeoExt()->setGeometryMode(flag, v); }
int getGeometryLayerId() const override { return getGeoExt()->getGeometryLayerId();}
void setGeometryLayerId(int geolayer) override { getGeoExt()->setGeometryLayerId(geolayer);}
// Convenience accessor
bool getBlocked() const { return this->testGeometryMode(GeometryMode::Blocked);}
void setBlocked(bool status = true) {this->setGeometryMode(GeometryMode::Blocked, status);}
inline bool getConstruction() const {return this->testGeometryMode(GeometryMode::Construction);};
inline void setConstruction(bool construction) {this->setGeometryMode(GeometryMode::Construction, construction);};
// Geometry Extension Information
inline const std::string &getSketchExtensionName () const {return SketchGeoExtension->getName();}
inline const std::string &getExternalExtensionName () const {return ExternalGeoExtension->getName();}
// Geometry Element
template < typename GeometryT = Part::Geometry,
typename = typename std::enable_if<
std::is_base_of<Part::Geometry, typename std::decay<GeometryT>::type>::value
>::type
>
GeometryT * getGeometry() {return dynamic_cast<GeometryT *>(const_cast<GeometryT *>(Geo));}
// Geometry Element
template < typename GeometryT = Part::Geometry,
typename = typename std::enable_if<
std::is_base_of<Part::Geometry, typename std::decay<GeometryT>::type>::value
>::type
>
GeometryT * getGeometry() const {return dynamic_cast<GeometryT *>(Geo);}
PyObject *getPyObject() override;
/** Geometry Interface **/
TopoDS_Shape toShape() const {return getGeo()->toShape();};
const Handle(Geom_Geometry)& handle() const {return getGeo()->handle();};
Part::Geometry *copy() const {return getGeo()->copy();};
Part::Geometry *clone() const {return getGeo()->clone();};
boost::uuids::uuid getTag() const {return getGeo()->getTag();};
std::vector<std::weak_ptr<const Part::GeometryExtension>> getExtensions() const {return getGeo()->getExtensions();};
bool hasExtension(Base::Type type) const {return getGeo()->hasExtension(type);};
bool hasExtension(const std::string & name) const {return getGeo()->hasExtension(name);};
std::weak_ptr<const Part::GeometryExtension> getExtension(Base::Type type) const {return getGeo()->getExtension(type);};
std::weak_ptr<const Part::GeometryExtension> getExtension(const std::string & name) const {return getGeo()->getExtension(name);};
void setExtension(std::unique_ptr<Part::GeometryExtension> &&geo) {return getGeo()->setExtension(std::move(geo));};
void deleteExtension(Base::Type type) {return getGeo()->deleteExtension(type);};
void deleteExtension(const std::string & name) {return getGeo()->deleteExtension(name);};
void mirror(const Base::Vector3d & point) {return getGeo()->mirror(point);};
void mirror(const Base::Vector3d & point, Base::Vector3d dir) {return getGeo()->mirror(point, dir);};
void rotate(const Base::Placement & plm) {return getGeo()->rotate(plm);};
void scale(const Base::Vector3d & vec, double scale) {return getGeo()->scale(vec, scale);};
void transform(const Base::Matrix4D & mat) {return getGeo()->transform(mat);};
void translate(const Base::Vector3d & vec) {return getGeo()->translate(vec);};
private:
void initExtensions();
void initExtensions() const;
const Part::Geometry * getGeo() const {return Geo;}
Part::Geometry * getGeo() {return const_cast<Part::Geometry *>(Geo);}
std::shared_ptr<const SketchGeometryExtension> getGeoExt() const {return SketchGeoExtension;}
std::shared_ptr<SketchGeometryExtension> getGeoExt () {return std::const_pointer_cast<SketchGeometryExtension>(SketchGeoExtension);}
std::shared_ptr<const ExternalGeometryExtension> getExternalGeoExt() const {return ExternalGeoExtension;}
std::shared_ptr<ExternalGeometryExtension> getExternalGeoExt () {return std::const_pointer_cast<ExternalGeometryExtension>(ExternalGeoExtension);}
private:
const Part::Geometry * Geo;
std::shared_ptr<const SketchGeometryExtension> SketchGeoExtension;
std::shared_ptr<const ExternalGeometryExtension> ExternalGeoExtension;
};
} //namespace Sketcher
#endif // SKETCHER_GEOMETRYEXTERNALFACADE_H