Files
create/src/Mod/Fem/Gui/ViewProviderFemConstraintSpring.cpp
wmayer 7ae9fc0d67 Fem: modernize C++11
* use nullptr
2022-03-23 19:26:15 +01:00

157 lines
6.1 KiB
C++

/***************************************************************************
* Copyright (c) 2015 FreeCAD Developers *
* Author: Preslav Aleksandrov <preslav.aleksandrov@protonmail.com> *
* Based on Force constraint by Jan Rheinländer *
* 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 <Standard_math.hxx>
# include <Precision.hxx>
# include <Inventor/nodes/SoSeparator.h>
# include <Inventor/nodes/SoTranslation.h>
# include <Inventor/nodes/SoRotation.h>
# include <Inventor/nodes/SoMultipleCopy.h>
#endif
#include "Mod/Fem/App/FemConstraintSpring.h"
#include "TaskFemConstraintSpring.h" //TODO do next
#include "ViewProviderFemConstraintSpring.h"
#include <Base/Console.h>
#include <Gui/Control.h>
using namespace FemGui;
PROPERTY_SOURCE(FemGui::ViewProviderFemConstraintSpring, FemGui::ViewProviderFemConstraintOnBoundary)
ViewProviderFemConstraintSpring::ViewProviderFemConstraintSpring()
{
sPixmap = "FEM_ConstraintSpring";
ADD_PROPERTY(FaceColor,(0.0f,0.2f,0.8f));
}
ViewProviderFemConstraintSpring::~ViewProviderFemConstraintSpring()
{
}
//FIXME setEdit needs a careful review
bool ViewProviderFemConstraintSpring::setEdit(int ModNum)
{
if (ModNum == ViewProvider::Default) {
// When double-clicking on the item for this constraint the
// object unsets and sets its edit mode without closing
// the task panel
Gui::TaskView::TaskDialog *dlg = Gui::Control().activeDialog();
TaskDlgFemConstraintSpring *constrDlg = qobject_cast<TaskDlgFemConstraintSpring *>(dlg); // check this out too
if (constrDlg && constrDlg->getConstraintView() != this)
constrDlg = nullptr; // another constraint left open its task panel
if (dlg && !constrDlg) {
if (constraintDialog != nullptr) {
// Ignore the request to open another dialog
return false;
} else {
constraintDialog = new TaskFemConstraintSpring(this);
return true;
}
}
// clear the selection (convenience)
Gui::Selection().clearSelection();
// start the edit dialog
if (constrDlg)
Gui::Control().showDialog(constrDlg);
else
Gui::Control().showDialog(new TaskDlgFemConstraintSpring(this));
return true;
}
else {
return ViewProviderDocumentObject::setEdit(ModNum);
}
}
#define WIDTH (1)
#define LENGTH (2)
//#define USE_MULTIPLE_COPY //OvG: MULTICOPY fails to update scaled arrows on initial drawing - so disable
void ViewProviderFemConstraintSpring::updateData(const App::Property* prop)
{
// Gets called whenever a property of the attached object changes
Fem::ConstraintSpring* pcConstraint = static_cast<Fem::ConstraintSpring*>(this->getObject());
float scaledwidth = WIDTH * pcConstraint->Scale.getValue(); //OvG: Calculate scaled values once only
float scaledlength = LENGTH * pcConstraint->Scale.getValue();
#ifdef USE_MULTIPLE_COPY
//OvG: always need access to cp for scaling
SoMultipleCopy* cp = new SoMultipleCopy();
if (pShapeSep->getNumChildren() == 0) {
// Set up the nodes
cp->matrix.setNum(0);
cp->addChild((SoNode*)createSpring(scaledlength, scaledwidth)); //OvG: Scaling
pShapeSep->addChild(cp);
}
#endif
if (strcmp(prop->getName(),"Points") == 0) {
const std::vector<Base::Vector3d>& points = pcConstraint->Points.getValues();
const std::vector<Base::Vector3d>& normals = pcConstraint->Normals.getValues();
if (points.size() != normals.size()) {
return;
}
std::vector<Base::Vector3d>::const_iterator n = normals.begin();
#ifdef USE_MULTIPLE_COPY
cp = static_cast<SoMultipleCopy*>(pShapeSep->getChild(0)); //OvG: Use top cp
cp->matrix.setNum(points.size());
SbMatrix* matrices = cp->matrix.startEditing();
int idx = 0;
#else
// Redraw all cylinders
Gui::coinRemoveAllChildren(pShapeSep);
#endif
for (std::vector<Base::Vector3d>::const_iterator p = points.begin(); p != points.end(); p++) {
SbVec3f base(p->x, p->y, p->z);
SbVec3f dir(n->x, n->y, n->z);
SbRotation rot(SbVec3f(0, -1.0, 0), dir);
#ifdef USE_MULTIPLE_COPY
SbMatrix m;
m.setTransform(base, rot, SbVec3f(1,1,1));
matrices[idx] = m;
idx++;
#else
SoSeparator* sep = new SoSeparator();
createPlacement(sep, base, rot);
createSpring(sep, scaledlength , scaledwidth); //OvG: Scaling
pShapeSep->addChild(sep);
#endif
n++;
}
#ifdef USE_MULTIPLE_COPY
cp->matrix.finishEditing();
#endif
}
ViewProviderFemConstraint::updateData(prop);
}