198 lines
8.6 KiB
C++
198 lines
8.6 KiB
C++
/***************************************************************************
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* Copyright (c) 2022 Abdullah Tahiri <abdullah.tahiri.yo@gmail.com> *
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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 SKETCHERGUI_DrawSketchHandlerExternal_H
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#define SKETCHERGUI_DrawSketchHandlerExternal_H
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#include "GeometryCreationMode.h"
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namespace SketcherGui {
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extern GeometryCreationMode geometryCreationMode; // defined in CommandCreateGeo.cpp
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class ExternalSelection : public Gui::SelectionFilterGate
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{
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App::DocumentObject* object;
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public:
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explicit ExternalSelection(App::DocumentObject* obj)
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: Gui::SelectionFilterGate(nullPointer()), object(obj)
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{}
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bool allow(App::Document *pDoc, App::DocumentObject *pObj, const char *sSubName)
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{
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Sketcher::SketchObject *sketch = static_cast<Sketcher::SketchObject*>(object);
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this->notAllowedReason = "";
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Sketcher::SketchObject::eReasonList msg;
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if (!sketch->isExternalAllowed(pDoc, pObj, &msg)){
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switch(msg){
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case Sketcher::SketchObject::rlCircularReference:
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this->notAllowedReason = QT_TR_NOOP("Linking this will cause circular dependency.");
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break;
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case Sketcher::SketchObject::rlOtherDoc:
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this->notAllowedReason = QT_TR_NOOP("This object is in another document.");
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break;
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case Sketcher::SketchObject::rlOtherBody:
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this->notAllowedReason = QT_TR_NOOP("This object belongs to another body, can't link.");
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break;
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case Sketcher::SketchObject::rlOtherPart:
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this->notAllowedReason = QT_TR_NOOP("This object belongs to another part, can't link.");
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break;
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default:
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break;
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}
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return false;
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}
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// Note: its better to search the support of the sketch in case the sketch support is a base plane
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//Part::BodyBase* body = Part::BodyBase::findBodyOf(sketch);
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//if ( body && body->hasFeature ( pObj ) && body->isAfter ( pObj, sketch ) ) {
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// Don't allow selection after the sketch in the same body
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// NOTE: allowness of features in other bodies is handled by SketchObject::isExternalAllowed()
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// TODO may be this should be in SketchObject::isExternalAllowed() (2015-08-07, Fat-Zer)
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//return false;
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//}
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if (!sSubName || sSubName[0] == '\0')
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return false;
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std::string element(sSubName);
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if ((element.size() > 4 && element.substr(0,4) == "Edge") ||
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(element.size() > 6 && element.substr(0,6) == "Vertex") ||
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(element.size() > 4 && element.substr(0,4) == "Face")) {
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return true;
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}
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if (pObj->getTypeId().isDerivedFrom(App::Plane::getClassTypeId()) ||
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pObj->getTypeId().isDerivedFrom(Part::Datum::getClassTypeId()))
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return true;
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return false;
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}
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};
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class DrawSketchHandlerExternal: public DrawSketchHandler
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{
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public:
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DrawSketchHandlerExternal() = default;
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virtual ~DrawSketchHandlerExternal()
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{
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Gui::Selection().rmvSelectionGate();
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}
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void mouseMove(Base::Vector2d onSketchPos) override
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{
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Q_UNUSED(onSketchPos);
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if (Gui::Selection().getPreselection().pObjectName)
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applyCursor();
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}
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bool pressButton(Base::Vector2d onSketchPos) override
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{
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Q_UNUSED(onSketchPos);
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return true;
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}
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bool releaseButton(Base::Vector2d onSketchPos) override
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{
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Q_UNUSED(onSketchPos);
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/* this is ok not to call to purgeHandler
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* in continuous creation mode because the
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* handler is destroyed by the quit() method on pressing the
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* right button of the mouse */
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return true;
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}
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bool onSelectionChanged(const Gui::SelectionChanges& msg) override
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{
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if (msg.Type == Gui::SelectionChanges::AddSelection) {
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App::DocumentObject* obj = sketchgui->getObject()->getDocument()->getObject(msg.pObjectName);
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if (!obj)
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throw Base::ValueError("Sketcher: External geometry: Invalid object in selection");
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std::string subName(msg.pSubName);
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if (obj->getTypeId().isDerivedFrom(App::Plane::getClassTypeId()) ||
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obj->getTypeId().isDerivedFrom(Part::Datum::getClassTypeId()) ||
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(subName.size() > 4 && subName.substr(0,4) == "Edge") ||
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(subName.size() > 6 && subName.substr(0,6) == "Vertex") ||
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(subName.size() > 4 && subName.substr(0,4) == "Face")) {
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try {
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Gui::Command::openCommand(QT_TRANSLATE_NOOP("Command", "Add external geometry"));
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Gui::cmdAppObjectArgs(sketchgui->getObject(), "addExternal(\"%s\",\"%s\")",
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msg.pObjectName, msg.pSubName);
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Gui::Command::commitCommand();
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// adding external geometry does not require a solve() per se (the DoF is the same),
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// however a solve is required to update the amount of solver geometry, because we only
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// redraw a changed Sketch if the solver geometry amount is the same as the SkethObject
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// geometry amount (as this avoids other issues).
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// This solver is a very low cost one anyway (there is actually nothing to solve).
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tryAutoRecomputeIfNotSolve(static_cast<Sketcher::SketchObject *>(sketchgui->getObject()));
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Gui::Selection().clearSelection();
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/* this is ok not to call to purgeHandler
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* in continuous creation mode because the
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* handler is destroyed by the quit() method on pressing the
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* right button of the mouse */
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}
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catch (const Base::Exception& e) {
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Base::Console().Error("Failed to add external geometry: %s\n", e.what());
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Gui::Selection().clearSelection();
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Gui::Command::abortCommand();
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}
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return true;
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}
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}
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return false;
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}
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private:
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void activated() override
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{
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setAxisPickStyle(false);
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Gui::MDIView *mdi = Gui::Application::Instance->activeDocument()->getActiveView();
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Gui::View3DInventorViewer *viewer;
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viewer = static_cast<Gui::View3DInventor *>(mdi)->getViewer();
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SoNode* root = viewer->getSceneGraph();
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static_cast<Gui::SoFCUnifiedSelection*>(root)->selectionRole.setValue(true);
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Gui::Selection().clearSelection();
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Gui::Selection().rmvSelectionGate();
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Gui::Selection().addSelectionGate(new ExternalSelection(sketchgui->getObject()));
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}
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QString getCrosshairCursorSVGName() const override {
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return QString::fromLatin1("Sketcher_Pointer_External");
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}
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void deactivated() override
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{
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Q_UNUSED(sketchgui);
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setAxisPickStyle(true);
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}
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};
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} // namespace SketcherGui
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#endif // SKETCHERGUI_DrawSketchHandlerExternal_H
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