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TaskFemConstraintForce.cpp
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TaskFemConstraintForce.cpp
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/***************************************************************************
* Copyright (c) 2013 Jan Rheinländer *
* <jrheinlaender@users.sourceforge.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 <sstream>
# include <QAction>
# include <QKeyEvent>
# include <QMessageBox>
# include <QRegExp>
# include <QTextStream>
# include <Precision.hxx>
# include <TopoDS.hxx>
# include <BRepAdaptor_Surface.hxx>
# include <Geom_Plane.hxx>
# include <gp_Pln.hxx>
# include <gp_Ax1.hxx>
# include <BRepAdaptor_Curve.hxx>
# include <Geom_Line.hxx>
# include <gp_Lin.hxx>
#endif
#include "ui_TaskFemConstraintForce.h"
#include "TaskFemConstraintForce.h"
#include <App/Application.h>
#include <App/Document.h>
#include <App/PropertyGeo.h>
#include <Gui/Application.h>
#include <Gui/Document.h>
#include <Gui/BitmapFactory.h>
#include <Gui/ViewProvider.h>
#include <Gui/WaitCursor.h>
#include <Gui/Selection.h>
#include <Gui/Command.h>
#include <Mod/Fem/App/FemConstraintForce.h>
#include <Mod/Fem/App/FemTools.h>
#include <Mod/Part/App/PartFeature.h>
#include <Base/Console.h>
using namespace FemGui;
using namespace Gui;
/* TRANSLATOR FemGui::TaskFemConstraintForce */
TaskFemConstraintForce::TaskFemConstraintForce(ViewProviderFemConstraintForce *ConstraintView,QWidget *parent)
: TaskFemConstraint(ConstraintView, parent, "fem-constraint-force")
{
// we need a separate container widget to add all controls to
proxy = new QWidget(this);
ui = new Ui_TaskFemConstraintForce();
ui->setupUi(proxy);
QMetaObject::connectSlotsByName(this);
// create a context menu for the listview of the references
createDeleteAction(ui->listReferences);
deleteAction->connect(deleteAction, SIGNAL(triggered()), this, SLOT(onReferenceDeleted()));
connect(ui->spinForce, SIGNAL(valueChanged(double)),
this, SLOT(onForceChanged(double)));
connect(ui->buttonDirection, SIGNAL(pressed()),
this, SLOT(onButtonDirection()));
connect(ui->checkReverse, SIGNAL(toggled(bool)),
this, SLOT(onCheckReverse(bool)));
this->groupLayout()->addWidget(proxy);
// Temporarily prevent unnecessary feature recomputes
ui->spinForce->blockSignals(true);
ui->listReferences->blockSignals(true);
ui->buttonDirection->blockSignals(true);
ui->checkReverse->blockSignals(true);
// Get the feature data
Fem::ConstraintForce* pcConstraint = static_cast<Fem::ConstraintForce*>(ConstraintView->getObject());
double f = pcConstraint->Force.getValue();
std::vector<App::DocumentObject*> Objects = pcConstraint->References.getValues();
std::vector<std::string> SubElements = pcConstraint->References.getSubValues();
std::vector<std::string> dirStrings = pcConstraint->Direction.getSubValues();
QString dir;
if (!dirStrings.empty())
dir = makeRefText(pcConstraint->Direction.getValue(), dirStrings.front());
bool reversed = pcConstraint->Reversed.getValue();
// Fill data into dialog elements
ui->spinForce->setMinimum(0);
ui->spinForce->setMaximum(FLOAT_MAX);
ui->spinForce->setValue(f);
ui->listReferences->clear();
for (std::size_t i = 0; i < Objects.size(); i++)
ui->listReferences->addItem(makeRefText(Objects[i], SubElements[i]));
if (Objects.size() > 0)
ui->listReferences->setCurrentRow(0, QItemSelectionModel::ClearAndSelect);
ui->lineDirection->setText(dir.isEmpty() ? QString() : dir);
ui->checkReverse->setChecked(reversed);
ui->spinForce->blockSignals(false);
ui->listReferences->blockSignals(false);
ui->buttonDirection->blockSignals(false);
ui->checkReverse->blockSignals(false);
//Selection buttons
connect(ui->btnAdd, SIGNAL(clicked()), this, SLOT(addToSelection()));
connect(ui->btnRemove, SIGNAL(clicked()), this, SLOT(removeFromSelection()));
updateUI();
}
void TaskFemConstraintForce::updateUI()
{
if (ui->listReferences->model()->rowCount() == 0) {
// Go into reference selection mode if no reference has been selected yet
onButtonReference(true);
return;
}
}
void TaskFemConstraintForce::addToSelection()
{
std::vector<Gui::SelectionObject> selection = Gui::Selection().getSelectionEx(); //gets vector of selected objects of active document
if (selection.size() == 0) {
QMessageBox::warning(this, tr("Selection error"), tr("Nothing selected!"));
return;
}
Fem::ConstraintForce* pcConstraint = static_cast<Fem::ConstraintForce*>(ConstraintView->getObject());
std::vector<App::DocumentObject*> Objects = pcConstraint->References.getValues();
std::vector<std::string> SubElements = pcConstraint->References.getSubValues();
for (std::vector<Gui::SelectionObject>::iterator it = selection.begin(); it != selection.end(); ++it) {//for every selected object
if (static_cast<std::string>(it->getTypeName()).substr(0, 4).compare(std::string("Part")) != 0) {
QMessageBox::warning(this, tr("Selection error"), tr("Selected object is not a part!"));
return;
}
std::vector<std::string> subNames = it->getSubNames();
App::DocumentObject* obj = ConstraintView->getObject()->getDocument()->getObject(it->getFeatName());
for (unsigned int subIt = 0; subIt < (subNames.size()); ++subIt) {// for every selected sub element
bool addMe = true;
for (std::vector<std::string>::iterator itr = std::find(SubElements.begin(), SubElements.end(), subNames[subIt]);
itr != SubElements.end();
itr = std::find(++itr, SubElements.end(), subNames[subIt]))
{// for every sub element in selection that matches one in old list
if (obj == Objects[std::distance(SubElements.begin(), itr)]) {//if selected sub element's object equals the one in old list then it was added before so don't add
addMe = false;
}
}
// limit constraint such that only vertexes or faces or edges can be used depending on what was selected first
std::string searchStr("");
if (subNames[subIt].find("Vertex") != std::string::npos)
searchStr = "Vertex";
else if (subNames[subIt].find("Edge") != std::string::npos)
searchStr = "Edge";
else
searchStr = "Face";
for (unsigned int iStr = 0; iStr < (SubElements.size()); ++iStr) {
if ((SubElements[iStr].find(searchStr) == std::string::npos) && (SubElements.size() > 0)) {
QString msg = tr("Only one type of selection (vertex,face or edge) per constraint allowed!");
QMessageBox::warning(this, tr("Selection error"), msg);
addMe = false;
break;
}
}
if (addMe) {
disconnect(ui->listReferences, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)),
this, SLOT(setSelection(QListWidgetItem*)));
Objects.push_back(obj);
SubElements.push_back(subNames[subIt]);
ui->listReferences->addItem(makeRefText(obj, subNames[subIt]));
connect(ui->listReferences, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)),
this, SLOT(setSelection(QListWidgetItem*)));
}
}
}
//Update UI
pcConstraint->References.setValues(Objects, SubElements);
updateUI();
}
void TaskFemConstraintForce::removeFromSelection()
{
std::vector<Gui::SelectionObject> selection = Gui::Selection().getSelectionEx(); //gets vector of selected objects of active document
if (selection.size() == 0) {
QMessageBox::warning(this, tr("Selection error"), tr("Nothing selected!"));
return;
}
Fem::ConstraintForce* pcConstraint = static_cast<Fem::ConstraintForce*>(ConstraintView->getObject());
std::vector<App::DocumentObject*> Objects = pcConstraint->References.getValues();
std::vector<std::string> SubElements = pcConstraint->References.getSubValues();
std::vector<unsigned int> itemsToDel;
for (std::vector<Gui::SelectionObject>::iterator it = selection.begin(); it != selection.end(); ++it) {//for every selected object
if (static_cast<std::string>(it->getTypeName()).substr(0, 4).compare(std::string("Part")) != 0) {
QMessageBox::warning(this, tr("Selection error"), tr("Selected object is not a part!"));
return;
}
std::vector<std::string> subNames = it->getSubNames();
App::DocumentObject* obj = ConstraintView->getObject()->getDocument()->getObject(it->getFeatName());
for (unsigned int subIt = 0; subIt < (subNames.size()); ++subIt) {// for every selected sub element
for (std::vector<std::string>::iterator itr = std::find(SubElements.begin(), SubElements.end(), subNames[subIt]);
itr != SubElements.end();
itr = std::find(++itr, SubElements.end(), subNames[subIt]))
{// for every sub element in selection that matches one in old list
if (obj == Objects[std::distance(SubElements.begin(), itr)]) {//if selected sub element's object equals the one in old list then it was added before so mark for deletion
itemsToDel.push_back(std::distance(SubElements.begin(), itr));
}
}
}
}
std::sort(itemsToDel.begin(), itemsToDel.end());
while (itemsToDel.size() > 0) {
Objects.erase(Objects.begin() + itemsToDel.back());
SubElements.erase(SubElements.begin() + itemsToDel.back());
itemsToDel.pop_back();
}
//Update UI
disconnect(ui->listReferences, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)),
this, SLOT(setSelection(QListWidgetItem*)));
ui->listReferences->clear();
for (unsigned int j = 0; j < Objects.size(); j++) {
ui->listReferences->addItem(makeRefText(Objects[j], SubElements[j]));
}
connect(ui->listReferences, SIGNAL(currentItemChanged(QListWidgetItem*, QListWidgetItem*)),
this, SLOT(setSelection(QListWidgetItem*)));
pcConstraint->References.setValues(Objects, SubElements);
updateUI();
}
void TaskFemConstraintForce::setSelection(QListWidgetItem* item) {
std::string s = item->text().toStdString();
std::string docName = ConstraintView->getObject()->getDocument()->getName();
std::string delimiter = ":";
size_t pos = 0;
std::string objName;
std::string subName;
pos = s.find(delimiter);
objName = s.substr(0, pos);
s.erase(0, pos + delimiter.length());
subName = s;
Gui::Selection().clearSelection();
Gui::Selection().addSelection(docName.c_str(), objName.c_str(), subName.c_str(), 0, 0, 0);
}
void TaskFemConstraintForce::onForceChanged(double f)
{
Fem::ConstraintForce* pcConstraint = static_cast<Fem::ConstraintForce*>(ConstraintView->getObject());
pcConstraint->Force.setValue(f);
}
void TaskFemConstraintForce::onReferenceDeleted() {
TaskFemConstraintForce::removeFromSelection(); //OvG: On right-click face is automatically selected, so just remove
}
void TaskFemConstraintForce::onButtonDirection(const bool pressed) {
if (pressed) {
selectionMode = seldir;
} else {
selectionMode = selnone;
}
ui->buttonDirection->setChecked(pressed);
Gui::Selection().clearSelection();
}
void TaskFemConstraintForce::onCheckReverse(const bool pressed)
{
Fem::ConstraintForce* pcConstraint = static_cast<Fem::ConstraintForce*>(ConstraintView->getObject());
pcConstraint->Reversed.setValue(pressed);
}
double TaskFemConstraintForce::getForce(void) const
{
return ui->spinForce->value().getValue();
}
const std::string TaskFemConstraintForce::getReferences() const
{
int rows = ui->listReferences->model()->rowCount();
std::vector<std::string> items;
for (int r = 0; r < rows; r++)
items.push_back(ui->listReferences->item(r)->text().toStdString());
return TaskFemConstraint::getReferences(items);
}
const std::string TaskFemConstraintForce::getDirectionName(void) const
{
std::string dir = ui->lineDirection->text().toStdString();
if (dir.empty())
return "";
int pos = dir.find_last_of(":");
return dir.substr(0, pos).c_str();
}
const std::string TaskFemConstraintForce::getDirectionObject(void) const
{
std::string dir = ui->lineDirection->text().toStdString();
if (dir.empty())
return "";
int pos = dir.find_last_of(":");
return dir.substr(pos+1).c_str();
}
bool TaskFemConstraintForce::getReverse() const
{
return ui->checkReverse->isChecked();
}
TaskFemConstraintForce::~TaskFemConstraintForce()
{
delete ui;
}
bool TaskFemConstraintForce::event(QEvent *e)
{
return TaskFemConstraint::KeyEvent(e);
}
void TaskFemConstraintForce::changeEvent(QEvent *e)
{
TaskBox::changeEvent(e);
if (e->type() == QEvent::LanguageChange) {
ui->spinForce->blockSignals(true);
ui->retranslateUi(proxy);
ui->spinForce->blockSignals(false);
}
}
//**************************************************************************
//**************************************************************************
// TaskDialog
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
TaskDlgFemConstraintForce::TaskDlgFemConstraintForce(ViewProviderFemConstraintForce *ConstraintView)
{
this->ConstraintView = ConstraintView;
assert(ConstraintView);
this->parameter = new TaskFemConstraintForce(ConstraintView);;
Content.push_back(parameter);
}
//==== calls from the TaskView ===============================================================
void TaskDlgFemConstraintForce::open()
{
// a transaction is already open at creation time of the panel
if (!Gui::Command::hasPendingCommand()) {
QString msg = QObject::tr("Constraint force");
Gui::Command::openCommand((const char*)msg.toUtf8());
ConstraintView->setVisible(true);
Gui::Command::doCommand(Gui::Command::Doc,ViewProviderFemConstraint::gethideMeshShowPartStr((static_cast<Fem::Constraint*>(ConstraintView->getObject()))->getNameInDocument()).c_str()); //OvG: Hide meshes and show parts
}
}
bool TaskDlgFemConstraintForce::accept()
{
std::string name = ConstraintView->getObject()->getNameInDocument();
const TaskFemConstraintForce* parameterForce = static_cast<const TaskFemConstraintForce*>(parameter);
try {
//Gui::Command::openCommand("FEM force constraint changed");
if (parameterForce->getForce()<=0)
{
QMessageBox::warning(parameter, tr("Input error"), tr("Please specify a force greater than 0"));
return false;
}
else
{
QByteArray num = QByteArray::number(parameterForce->getForce());
Gui::Command::doCommand(Gui::Command::Doc,"App.ActiveDocument.%s.Force = %s",name.c_str(), num.data());
}
std::string dirname = parameterForce->getDirectionName().data();
std::string dirobj = parameterForce->getDirectionObject().data();
std::string scale = "1";
if (!dirname.empty()) {
QString buf = QString::fromUtf8("(App.ActiveDocument.%1,[\"%2\"])");
buf = buf.arg(QString::fromStdString(dirname));
buf = buf.arg(QString::fromStdString(dirobj));
Gui::Command::doCommand(Gui::Command::Doc,"App.ActiveDocument.%s.Direction = %s", name.c_str(), buf.toStdString().c_str());
} else {
Gui::Command::doCommand(Gui::Command::Doc,"App.ActiveDocument.%s.Direction = None", name.c_str());
}
Gui::Command::doCommand(Gui::Command::Doc,"App.ActiveDocument.%s.Reversed = %s", name.c_str(), parameterForce->getReverse() ? "True" : "False");
scale = parameterForce->getScale(); //OvG: determine modified scale
Gui::Command::doCommand(Gui::Command::Doc,"App.ActiveDocument.%s.Scale = %s", name.c_str(), scale.c_str()); //OvG: implement modified scale
}
catch (const Base::Exception& e) {
QMessageBox::warning(parameter, tr("Input error"), QString::fromLatin1(e.what()));
return false;
}
return TaskDlgFemConstraint::accept();
}
bool TaskDlgFemConstraintForce::reject()
{
// roll back the changes
Gui::Command::abortCommand();
Gui::Command::doCommand(Gui::Command::Gui,"Gui.activeDocument().resetEdit()");
Gui::Command::updateActive();
return true;
}
#include "moc_TaskFemConstraintForce.cpp"