FreeCAD/src/Mod/Fem/Gui/TaskCreateNodeSet.cpp
2016-04-24 19:10:33 +02:00

225 lines
7.8 KiB
C++

/***************************************************************************
* Copyright (c) 2013 Jürgen Riegel (FreeCAD@juergen-riegel.net) *
* *
* 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 <QString>
# include <QSlider>
#endif
#include <Standard_math.hxx>
#include "ui_TaskCreateNodeSet.h"
#include "TaskCreateNodeSet.h"
#include <Gui/Application.h>
#include <Gui/Document.h>
#include <Gui/BitmapFactory.h>
#include <Gui/ViewProvider.h>
#include <Gui/WaitCursor.h>
#include <Base/Console.h>
#include <Gui/View3DInventor.h>
#include <Gui/View3DInventorViewer.h>
#include <Gui/Utilities.h>
#include <Inventor/nodes/SoEventCallback.h>
#include <Inventor/nodes/SoCamera.h>
#include <Inventor/events/SoMouseButtonEvent.h>
#include <SMESH_Mesh.hxx>
#include <SMESHDS_Mesh.hxx>
#include <SMDSAbs_ElementType.hxx>
#include <Mod/Fem/App/FemMeshObject.h>
#include <Mod/Fem/App/FemSetNodesObject.h>
#include "ViewProviderFemMesh.h"
#include "FemSelectionGate.h"
using namespace FemGui;
using namespace Gui;
TaskCreateNodeSet::TaskCreateNodeSet(Fem::FemSetNodesObject *pcObject,QWidget *parent)
: TaskBox(Gui::BitmapFactory().pixmap("fem-fem-mesh-create-node-by-poly"),
tr("Nodes set"),
true,
parent),
pcObject(pcObject)
{
// we need a separate container widget to add all controls to
proxy = new QWidget(this);
ui = new Ui_TaskCreateNodeSet();
ui->setupUi(proxy);
QMetaObject::connectSlotsByName(this);
this->groupLayout()->addWidget(proxy);
QObject::connect(ui->toolButton_Poly,SIGNAL(clicked()),this,SLOT(Poly()));
QObject::connect(ui->toolButton_Pick,SIGNAL(clicked()),this,SLOT(Pick()));
QObject::connect(ui->comboBox,SIGNAL(activated (int)),this,SLOT(SwitchMethod(int)));
// check if the Link to the FemMesh is defined
assert(pcObject->FemMesh.getValue<Fem::FemMeshObject*>());
MeshViewProvider = dynamic_cast<ViewProviderFemMesh*>(Gui::Application::Instance->getViewProvider( pcObject->FemMesh.getValue<Fem::FemMeshObject*>()));
assert(MeshViewProvider);
tempSet = pcObject->Nodes.getValues();
MeshViewProvider->setHighlightNodes(tempSet);
ui->groupBox_AngleSearch->setEnabled(false);
}
void TaskCreateNodeSet::Poly(void)
{
Gui::Document* doc = Gui::Application::Instance->activeDocument();
Gui::MDIView* view = doc->getActiveView();
if (view->getTypeId().isDerivedFrom(Gui::View3DInventor::getClassTypeId())) {
Gui::View3DInventorViewer* viewer = ((Gui::View3DInventor*)view)->getViewer();
viewer->setEditing(true);
viewer->startSelection(Gui::View3DInventorViewer::Clip);
viewer->addEventCallback(SoMouseButtonEvent::getClassTypeId(), DefineNodesCallback,this);
}
}
void TaskCreateNodeSet::Pick(void)
{
if (selectionMode == none){
selectionMode = PickElement;
Gui::Selection().clearSelection();
Gui::Selection().addSelectionGate(new FemSelectionGate(FemSelectionGate::Element));
}
}
void TaskCreateNodeSet::SwitchMethod(int Value)
{
if(Value == 1){
ui->groupBox_AngleSearch->setEnabled(true);
ui->toolButton_Pick->setEnabled(true);
ui->toolButton_Poly->setEnabled(false);
}else{
ui->groupBox_AngleSearch->setEnabled(false);
ui->toolButton_Pick->setEnabled(false);
ui->toolButton_Poly->setEnabled(true);
}
}
void TaskCreateNodeSet::DefineNodesCallback(void * ud, SoEventCallback * n)
{
// show the wait cursor because this could take quite some time
Gui::WaitCursor wc;
TaskCreateNodeSet *taskBox = static_cast<TaskCreateNodeSet *>(ud);
// When this callback function is invoked we must in either case leave the edit mode
Gui::View3DInventorViewer* view = reinterpret_cast<Gui::View3DInventorViewer*>(n->getUserData());
view->setEditing(false);
view->removeEventCallback(SoMouseButtonEvent::getClassTypeId(), DefineNodesCallback,ud);
n->setHandled();
SbBool clip_inner;
std::vector<SbVec2f> clPoly = view->getGLPolygon(&clip_inner);
if (clPoly.size() < 3)
return;
if (clPoly.front() != clPoly.back())
clPoly.push_back(clPoly.front());
SoCamera* cam = view->getSoRenderManager()->getCamera();
SbViewVolume vv = cam->getViewVolume();
Gui::ViewVolumeProjection proj(vv);
Base::Polygon2D polygon;
for (std::vector<SbVec2f>::const_iterator it = clPoly.begin(); it != clPoly.end(); ++it)
polygon.Add(Base::Vector2D((*it)[0],(*it)[1]));
taskBox->DefineNodes(polygon,proj,clip_inner);
}
void TaskCreateNodeSet::DefineNodes(const Base::Polygon2D &polygon,const Gui::ViewVolumeProjection &proj,bool inner)
{
const SMESHDS_Mesh* data = const_cast<SMESH_Mesh*>(pcObject->FemMesh.getValue<Fem::FemMeshObject*>()->FemMesh.getValue().getSMesh())->GetMeshDS();
SMDS_NodeIteratorPtr aNodeIter = data->nodesIterator();
Base::Vector3f pt2d;
if(! ui->checkBox_Add->isChecked())
tempSet.clear();
while (aNodeIter->more()) {
const SMDS_MeshNode* aNode = aNodeIter->next();
Base::Vector3f vec(aNode->X(),aNode->Y(),aNode->Z());
pt2d = proj(vec);
if (polygon.Contains(Base::Vector2D(pt2d.x, pt2d.y)) == inner)
tempSet.insert(aNode->GetID());
}
MeshViewProvider->setHighlightNodes(tempSet);
}
void TaskCreateNodeSet::onSelectionChanged(const Gui::SelectionChanges& msg)
{
if (selectionMode == none)
return;
if (msg.Type == Gui::SelectionChanges::AddSelection) {
std::string subName(msg.pSubName);
unsigned int i=0;
for(;i<subName.size();i++)
if(msg.pSubName[i]=='F')
break;
int elem = atoi(subName.substr(4).c_str());
int face = atoi(subName.substr(i+1).c_str() );
tempSet.clear();
Base::Console().Message("Picked Element:%i Face:%i\n",elem,face);
if(! ui->checkBox_Add->isChecked()){
std::set<long> tmp = pcObject->FemMesh.getValue<Fem::FemMeshObject*>()->FemMesh.getValue().getSurfaceNodes(elem,face);
tempSet.insert(tmp.begin(),tmp.end());
}else
tempSet = pcObject->FemMesh.getValue<Fem::FemMeshObject*>()->FemMesh.getValue().getSurfaceNodes(elem,face);
selectionMode = none;
Gui::Selection().rmvSelectionGate();
MeshViewProvider->setHighlightNodes(tempSet);
}
}
TaskCreateNodeSet::~TaskCreateNodeSet()
{
delete ui;
}
#include "moc_TaskCreateNodeSet.cpp"