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/***************************************************************************
* Copyright (c) 2019 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_EXTERNALGEOMETRYEXTENSION_H
#define SKETCHER_EXTERNALGEOMETRYEXTENSION_H
#include <array>
#include <bitset>
#include <Mod/Part/App/Geometry.h>
#include <Mod/Part/App/GeometryMigrationExtension.h>
#include <Mod/Sketcher/SketcherGlobal.h>
namespace Sketcher
{
class ISketchExternalGeometryExtension
{
public:
// Identification information
// START_CREDIT_BLOCK: Credit under LGPL for this block to Zheng, Lei (realthunder)
// <realthunder.dev@gmail.com>
virtual bool testFlag(int flag) const = 0;
virtual void setFlag(int flag, bool v = true) = 0;
virtual unsigned long getFlags() const = 0;
virtual void setFlags(unsigned long flags) = 0;
// END_CREDIT_BLOCK: Credit under LGPL for this block to Zheng, Lei (realthunder)
// <realthunder.dev@gmail.com>
virtual bool isClear() const = 0;
virtual size_t flagSize() const = 0;
virtual const std::string& getRef() const = 0;
virtual void setRef(const std::string& ref) = 0;
virtual int getRefIndex() const = 0;
virtual void setRefIndex(int index) = 0;
};
class SketcherExport ExternalGeometryExtension: public Part::GeometryMigrationPersistenceExtension,
private ISketchExternalGeometryExtension
{
TYPESYSTEM_HEADER_WITH_OVERRIDE();
public:
// START_CREDIT_BLOCK: Credit under LGPL for this block to Zheng, Lei (realthunder)
// <realthunder.dev@gmail.com>
enum Flag
{
Defining = 0, // allow an external geometry to build shape
Frozen = 1, // freeze an external geometry
Detached = 2, // signal the intentions of detaching the geometry from external reference
Missing = 3, // geometry with missing external reference
Sync = 4, // signal the intention to synchronize a frozen geometry
NumFlags // Must be the last type
};
// END_CREDIT_BLOCK: Credit under LGPL for this block to Zheng, Lei (realthunder)
// <realthunder.dev@gmail.com>
constexpr static std::array<const char*, NumFlags> flag2str {
{"Defining", "Frozen", "Detached", "Missing", "Sync"}
};
public:
ExternalGeometryExtension() = default;
~ExternalGeometryExtension() override = default;
std::unique_ptr<Part::GeometryExtension> copy() const override;
PyObject* getPyObject() override;
// START_CREDIT_BLOCK: Credit under LGPL for this block to Zheng, Lei (realthunder)
// <realthunder.dev@gmail.com>
bool testFlag(int flag) const override
{
return Flags.test((size_t)(flag));
}
void setFlag(int flag, bool v = true) override
{
Flags.set((size_t)(flag), v);
}
unsigned long getFlags() const override
{
return Flags.to_ulong();
}
void setFlags(unsigned long flags) override
{
Flags = flags;
}
// END_CREDIT_BLOCK: Credit under LGPL for this block to Zheng, Lei (realthunder)
// <realthunder.dev@gmail.com>
bool isClear() const override
{
return Flags.none();
}
size_t flagSize() const override
{
return Flags.size();
}
const std::string& getRef() const override
{
return Ref;
}
void setRef(const std::string& ref) override
{
Ref = ref;
}
int getRefIndex() const override
{
return RefIndex;
}
void setRefIndex(int index) override
{
RefIndex = index;
}
static bool getFlagsFromName(std::string str, ExternalGeometryExtension::Flag& flag);
protected:
void copyAttributes(Part::GeometryExtension* cpy) const override;
void restoreAttributes(Base::XMLReader& reader) override;
void saveAttributes(Base::Writer& writer) const override;
void preSave(Base::Writer& writer) const override;
private:
ExternalGeometryExtension(const ExternalGeometryExtension&) = default;
private:
using FlagType = std::bitset<32>;
// START_CREDIT_BLOCK: Credit under LGPL for this block to Zheng, Lei (realthunder)
// <realthunder.dev@gmail.com>
std::string Ref;
int RefIndex = -1;
FlagType Flags;
// END_CREDIT_BLOCK: Credit under LGPL for this block to Zheng, Lei (realthunder)
// <realthunder.dev@gmail.com>
};
} // namespace Sketcher
#endif // SKETCHER_EXTERNALGEOMETRYEXTENSION_H
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