FreeCAD/src/Mod/PartDesign/Gui/ReferenceSelection.cpp

177 lines
6.8 KiB
C++

/******************************************************************************
* Copyright (c)2012 Konstantinos Poulios <logari81@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 *
* *
******************************************************************************/
#include "PreCompiled.h"
#ifndef _PreComp_
# include <TopoDS.hxx>
# include <TopoDS_Edge.hxx>
# include <TopoDS_Face.hxx>
# include <BRepAdaptor_Curve.hxx>
# include <BRepAdaptor_Surface.hxx>
#endif
#include <App/Plane.h>
#include <Mod/Part/App/TopoShape.h>
#include <Mod/Part/App/PartFeature.h>
#include <Mod/PartDesign/App/Feature.h>
#include <Mod/PartDesign/App/Body.h>
#include <Mod/PartDesign/App/DatumPoint.h>
#include <Mod/PartDesign/App/DatumLine.h>
#include <Mod/PartDesign/App/DatumPlane.h>
#include "ReferenceSelection.h"
#include "Workbench.h"
using namespace PartDesignGui;
using namespace Gui;
/* TRANSLATOR PartDesignGui::ReferenceSelection.cpp */
bool ReferenceSelection::allow(App::Document* pDoc, App::DocumentObject* pObj, const char* sSubName)
{
// Don't allow selection in other document
if ((support != NULL) && (pDoc != support->getDocument()))
return false;
if (plane && (pObj->getTypeId().isDerivedFrom(App::Plane::getClassTypeId())))
// Note: It is assumed that a Part has exactly 3 App::Plane objects at the root of the feature tree
return true;
if (pObj->getTypeId().isDerivedFrom(Part::Datum::getClassTypeId())) {
// Allow selecting Part::Datum features from the active Body
if (ActivePartObject == NULL)
return false;
if (!allowOtherBody && !ActivePartObject->hasFeature(pObj))
return false;
if (plane && (pObj->getTypeId().isDerivedFrom(PartDesign::Plane::getClassTypeId())))
return true;
if (edge && (pObj->getTypeId().isDerivedFrom(PartDesign::Line::getClassTypeId())))
return true;
if (point && (pObj->getTypeId().isDerivedFrom(PartDesign::Point::getClassTypeId())))
return true;
return false;
}
// Handle selection of geometry elements
if (!sSubName || sSubName[0] == '\0')
return false;
if (!allowOtherBody) {
if (support == NULL)
return false;
if (pObj != support)
return false;
}
std::string subName(sSubName);
if (edge && subName.size() > 4 && subName.substr(0,4) == "Edge") {
const Part::TopoShape &shape = static_cast<const Part::Feature*>(pObj)->Shape.getValue();
TopoDS_Shape sh = shape.getSubShape(subName.c_str());
const TopoDS_Edge& edge = TopoDS::Edge(sh);
if (!edge.IsNull()) {
if (planar) {
BRepAdaptor_Curve adapt(edge);
if (adapt.GetType() == GeomAbs_Line)
return true;
} else {
return true;
}
}
}
if (plane && subName.size() > 4 && subName.substr(0,4) == "Face") {
const Part::TopoShape &shape = static_cast<const Part::Feature*>(pObj)->Shape.getValue();
TopoDS_Shape sh = shape.getSubShape(subName.c_str());
const TopoDS_Face& face = TopoDS::Face(sh);
if (!face.IsNull()) {
if (planar) {
BRepAdaptor_Surface adapt(face);
if (adapt.GetType() == GeomAbs_Plane)
return true;
} else {
return true;
}
}
}
if (point && subName.size() > 6 && subName.substr(0,6) == "Vertex") {
return true;
}
return false;
}
namespace PartDesignGui
{
void getReferencedSelection(const App::DocumentObject* thisObj, const Gui::SelectionChanges& msg,
App::DocumentObject*& selObj, std::vector<std::string>& selSub)
{
if (strcmp(thisObj->getDocument()->getName(), msg.pDocName) != 0)
return;
selObj = thisObj->getDocument()->getObject(msg.pObjectName);
if (selObj == thisObj)
return;
std::string subname = msg.pSubName;
// Remove subname for planes and datum features
if (PartDesign::Feature::isDatum(selObj)) {
subname = "";
}
selSub = std::vector<std::string>(1,subname);
}
const QString getRefStr(const App::DocumentObject* obj, const std::vector<std::string>& sub)
{
if (obj == NULL)
return QString::fromAscii("");
if (PartDesign::Feature::isDatum(obj))
return QString::fromAscii(obj->getNameInDocument());
else
return QString::fromAscii(obj->getNameInDocument()) + QString::fromAscii(":") +
QString::fromAscii(sub.front().c_str());
}
const std::string getPythonStr(const App::DocumentObject* obj, const std::vector<std::string>& sub)
{
if (obj == NULL)
return "";
if (PartDesign::Feature::isDatum(obj))
return std::string("(App.ActiveDocument.") + obj->getNameInDocument() + ", [\"\"])";
else
return std::string("(App.ActiveDocument.") + obj->getNameInDocument() + ", [\"" + sub.front() + "\"])";
}
const std::string getPythonStr(const std::vector<App::DocumentObject*> objs)
{
std::string result("[");
for (std::vector<App::DocumentObject*>::const_iterator o = objs.begin(); o != objs.end(); o++)
result += std::string("App.activeDocument().") + (*o)->getNameInDocument() + ",";
result += "]";
return result;
}
}