Files
create/src/Mod/Part/Gui/DlgBooleanOperation.cpp
2013-12-21 18:23:45 +01:00

492 lines
19 KiB
C++

/***************************************************************************
* Copyright (c) 2007 Werner Mayer <wmayer[at]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 <QMessageBox>
# include <QTreeWidget>
# include <TopoDS_Shape.hxx>
# include <TopExp_Explorer.hxx>
# include <boost/bind.hpp>
#endif
#include "DlgBooleanOperation.h"
#include "ui_DlgBooleanOperation.h"
#include "../App/PartFeature.h"
#include <Base/Exception.h>
#include <App/Application.h>
#include <App/Document.h>
#include <App/DocumentObject.h>
#include <Gui/Application.h>
#include <Gui/BitmapFactory.h>
#include <Gui/Command.h>
#include <Gui/Document.h>
#include <Gui/Selection.h>
#include <Gui/ViewProvider.h>
#include <Gui/WaitCursor.h>
using namespace PartGui;
namespace PartGui {
class BooleanOperationItem : public QTreeWidgetItem
{
public:
BooleanOperationItem(int type = Type)
: QTreeWidgetItem(type)
{
}
void setData (int column, int role, const QVariant & value)
{
QTreeWidgetItem::setData(column, role, value);
if (role == Qt::CheckStateRole && value.toBool() == true) {
QTreeWidget* tree = this->treeWidget();
if (!tree) return;
int numChild = tree->topLevelItemCount();
for (int i=0; i<numChild; i++) {
QTreeWidgetItem* item = tree->topLevelItem(i);
for (int j=0; j<item->childCount(); j++) {
QTreeWidgetItem* child = item->child(j);
if (child && child->checkState(column) & Qt::Checked) {
if (child != this)
child->setCheckState(column, Qt::Unchecked);
}
}
}
}
}
};
}
/* TRANSLATOR PartGui::DlgBooleanOperation */
DlgBooleanOperation::DlgBooleanOperation(QWidget* parent)
: QWidget(parent), ui(new Ui_DlgBooleanOperation)
{
ui->setupUi(this);
connect(ui->firstShape, SIGNAL(currentItemChanged(QTreeWidgetItem*, QTreeWidgetItem*)),
this, SLOT(currentItemChanged(QTreeWidgetItem*, QTreeWidgetItem*)));
connect(ui->secondShape, SIGNAL(currentItemChanged(QTreeWidgetItem*, QTreeWidgetItem*)),
this, SLOT(currentItemChanged(QTreeWidgetItem*, QTreeWidgetItem*)));
this->connectNewObject = App::GetApplication().signalNewObject.connect(boost::bind
(&DlgBooleanOperation::slotCreatedObject, this, _1));
this->connectModObject = App::GetApplication().signalChangedObject.connect(boost::bind
(&DlgBooleanOperation::slotChangedObject, this, _1, _2));
findShapes();
}
/*
* Destroys the object and frees any allocated resources
*/
DlgBooleanOperation::~DlgBooleanOperation()
{
// no need to delete child widgets, Qt does it all for us
delete ui;
this->connectNewObject.disconnect();
this->connectModObject.disconnect();
}
void DlgBooleanOperation::changeEvent(QEvent *e)
{
if (e->type() == QEvent::LanguageChange) {
ui->retranslateUi(this);
}
QWidget::changeEvent(e);
}
void DlgBooleanOperation::slotCreatedObject(const App::DocumentObject& obj)
{
App::Document* activeDoc = App::GetApplication().getActiveDocument();
if (!activeDoc) return;
App::Document* doc = obj.getDocument();
if (activeDoc == doc && obj.getTypeId().isDerivedFrom(Part::Feature::getClassTypeId())) {
observe.push_back(&obj);
}
}
void DlgBooleanOperation::slotChangedObject(const App::DocumentObject& obj,
const App::Property& prop)
{
std::list<const App::DocumentObject*>::iterator it;
it = std::find(observe.begin(), observe.end(), &obj);
if (it != observe.end() && prop.getTypeId() == Part::PropertyPartShape::getClassTypeId()) {
const TopoDS_Shape& shape = static_cast<const Part::PropertyPartShape&>(prop).getValue();
if (!shape.IsNull()) {
Gui::Document* activeGui = Gui::Application::Instance->getDocument(obj.getDocument());
QString label = QString::fromUtf8(obj.Label.getValue());
QString name = QString::fromAscii(obj.getNameInDocument());
QTreeWidgetItem* child = new BooleanOperationItem();
child->setCheckState(0, Qt::Unchecked);
child->setText(0, label);
child->setToolTip(0, label);
child->setData(0, Qt::UserRole, name);
Gui::ViewProvider* vp = activeGui->getViewProvider(&obj);
if (vp)
child->setIcon(0, vp->getIcon());
QTreeWidgetItem* copy = new BooleanOperationItem();
copy->setCheckState(0, Qt::Unchecked);
copy->setText(0, label);
copy->setToolTip(0, label);
copy->setData(0, Qt::UserRole, name);
if (vp)
copy->setIcon(0, vp->getIcon());
TopAbs_ShapeEnum type = shape.ShapeType();
if (type == TopAbs_SOLID) {
ui->firstShape->topLevelItem(0)->addChild(child);
ui->secondShape->topLevelItem(0)->addChild(copy);
ui->firstShape->topLevelItem(0)->setExpanded(true);
ui->secondShape->topLevelItem(0)->setExpanded(true);
}
else if (type == TopAbs_SHELL) {
ui->firstShape->topLevelItem(1)->addChild(child);
ui->secondShape->topLevelItem(1)->addChild(copy);
ui->firstShape->topLevelItem(1)->setExpanded(true);
ui->secondShape->topLevelItem(1)->setExpanded(true);
}
else if (type == TopAbs_COMPOUND || type == TopAbs_COMPSOLID) {
ui->firstShape->topLevelItem(2)->addChild(child);
ui->secondShape->topLevelItem(2)->addChild(copy);
ui->firstShape->topLevelItem(2)->setExpanded(true);
ui->secondShape->topLevelItem(2)->setExpanded(true);
}
else if (type == TopAbs_FACE) {
ui->firstShape->topLevelItem(3)->addChild(child);
ui->secondShape->topLevelItem(3)->addChild(copy);
ui->firstShape->topLevelItem(3)->setExpanded(true);
ui->secondShape->topLevelItem(3)->setExpanded(true);
}
else { // belongs to none of these groups
delete child; child = 0;
delete copy; copy = 0;
}
// remove the watched object because now it is added to the tree
observe.erase(it);
}
}
}
bool DlgBooleanOperation::hasSolids(const App::DocumentObject* obj) const
{
if (obj->getTypeId().isDerivedFrom(Part::Feature::getClassTypeId())) {
const TopoDS_Shape& shape = static_cast<const Part::Feature*>(obj)->Shape.getValue();
TopExp_Explorer anExp (shape, TopAbs_SOLID);
for (; anExp.More(); anExp.Next()) {
return true;
}
}
return false;
}
void DlgBooleanOperation::findShapes()
{
App::Document* activeDoc = App::GetApplication().getActiveDocument();
if (!activeDoc) return;
Gui::Document* activeGui = Gui::Application::Instance->getDocument(activeDoc);
if (!activeGui) return;
std::vector<App::DocumentObject*> objs = activeDoc->getObjectsOfType
(Part::Feature::getClassTypeId());
QTreeWidgetItem *item_left=0, *item_right=0;
for (std::vector<App::DocumentObject*>::iterator it = objs.begin(); it!=objs.end(); ++it) {
const TopoDS_Shape& shape = static_cast<Part::Feature*>(*it)->Shape.getValue();
if (!shape.IsNull()) {
QString label = QString::fromUtf8((*it)->Label.getValue());
QString name = QString::fromAscii((*it)->getNameInDocument());
QTreeWidgetItem* child = new BooleanOperationItem();
child->setCheckState(0, Qt::Unchecked);
child->setText(0, label);
child->setToolTip(0, label);
child->setData(0, Qt::UserRole, name);
Gui::ViewProvider* vp = activeGui->getViewProvider(*it);
if (vp)
child->setIcon(0, vp->getIcon());
QTreeWidgetItem* copy = new BooleanOperationItem();
copy->setCheckState(0, Qt::Unchecked);
copy->setText(0, label);
copy->setToolTip(0, label);
copy->setData(0, Qt::UserRole, name);
if (vp)
copy->setIcon(0, vp->getIcon());
TopAbs_ShapeEnum type = shape.ShapeType();
if (type == TopAbs_SOLID) {
ui->firstShape->topLevelItem(0)->addChild(child);
ui->secondShape->topLevelItem(0)->addChild(copy);
}
else if (type == TopAbs_SHELL) {
ui->firstShape->topLevelItem(1)->addChild(child);
ui->secondShape->topLevelItem(1)->addChild(copy);
}
else if (type == TopAbs_COMPOUND || type == TopAbs_COMPSOLID) {
ui->firstShape->topLevelItem(2)->addChild(child);
ui->secondShape->topLevelItem(2)->addChild(copy);
}
else if (type == TopAbs_FACE) {
ui->firstShape->topLevelItem(3)->addChild(child);
ui->secondShape->topLevelItem(3)->addChild(copy);
}
else { // belongs to none of these groups
delete child; child = 0;
delete copy; copy = 0;
}
if (!item_left || !item_right) {
bool selected = Gui::Selection().isSelected(*it);
if (!item_left && selected)
item_left = child;
else if (!item_right && selected)
item_right = copy;
}
}
}
if (item_left) {
item_left->setCheckState(0, Qt::Checked);
ui->firstShape->setCurrentItem(item_left);
}
if (item_right) {
item_right->setCheckState(0, Qt::Checked);
ui->secondShape->setCurrentItem(item_right);
}
for (int i = 0; i < ui->firstShape->topLevelItemCount(); i++) {
QTreeWidgetItem* group = ui->firstShape->topLevelItem(i);
group->setFlags(Qt::ItemIsEnabled);
if (group->childCount() > 0)
group->setExpanded(true);
}
for (int i = 0; i < ui->secondShape->topLevelItemCount(); i++) {
QTreeWidgetItem* group = ui->secondShape->topLevelItem(i);
group->setFlags(Qt::ItemIsEnabled);
if (group->childCount() > 0)
group->setExpanded(true);
}
}
bool DlgBooleanOperation::indexOfCurrentItem(QTreeWidgetItem* item, int& top_ind, int& child_ind) const
{
QTreeWidgetItem* parent = item->parent();
if (parent) {
top_ind = parent->treeWidget()->indexOfTopLevelItem(parent);
child_ind = parent->indexOfChild(item);
return true;
}
return false;
}
void DlgBooleanOperation::currentItemChanged(QTreeWidgetItem* current, QTreeWidgetItem * previous)
{
// if (current && current->flags() & Qt::ItemIsUserCheckable)
// current->setCheckState(0, Qt::Checked);
//if (previous && previous->flags() & Qt::ItemIsUserCheckable)
// previous->setCheckState(0, Qt::Unchecked);
}
void DlgBooleanOperation::on_swapButton_clicked()
{
QTreeWidgetItem* lChild = ui->firstShape->currentItem();
bool lsel = (lChild && (lChild->checkState(0) & Qt::Checked));
QTreeWidgetItem* rChild = ui->secondShape->currentItem();
bool rsel = (rChild && (rChild->checkState(0) & Qt::Checked));
if (rsel) {
int top_index, child_ind;
if (indexOfCurrentItem(rChild, top_index, child_ind)) {
QTreeWidgetItem* child = ui->firstShape->topLevelItem(top_index)->child(child_ind);
child->setCheckState(0, Qt::Checked);
ui->firstShape->setCurrentItem(child);
}
}
if (lsel) {
int top_index, child_ind;
if (indexOfCurrentItem(lChild, top_index, child_ind)) {
QTreeWidgetItem* child = ui->secondShape->topLevelItem(top_index)->child(child_ind);
child->setCheckState(0, Qt::Checked);
ui->secondShape->setCurrentItem(child);
}
}
}
void DlgBooleanOperation::accept()
{
int ltop, lchild, rtop, rchild;
QTreeWidgetItem* litem = 0;
int numLChild = ui->firstShape->topLevelItemCount();
for (int i=0; i<numLChild; i++) {
QTreeWidgetItem* item = ui->firstShape->topLevelItem(i);
for (int j=0; j<item->childCount(); j++) {
QTreeWidgetItem* child = item->child(j);
if (child && child->checkState(0) & Qt::Checked) {
litem = child;
break;
}
}
if (litem)
break;
}
QTreeWidgetItem* ritem = 0;
int numRChild = ui->secondShape->topLevelItemCount();
for (int i=0; i<numRChild; i++) {
QTreeWidgetItem* item = ui->secondShape->topLevelItem(i);
for (int j=0; j<item->childCount(); j++) {
QTreeWidgetItem* child = item->child(j);
if (child && child->checkState(0) & Qt::Checked) {
ritem = child;
break;
}
}
if (ritem)
break;
}
if (!litem || !indexOfCurrentItem(litem,ltop,lchild)) {
QMessageBox::critical(this, windowTitle(),
tr("Select a shape on the left side, first"));
return;
}
if (!ritem || !indexOfCurrentItem(ritem,rtop,rchild)) {
QMessageBox::critical(this, windowTitle(),
tr("Select a shape on the right side, first"));
return;
}
if (ltop == rtop && lchild == rchild) {
QMessageBox::critical(this, windowTitle(),
tr("Cannot perform a boolean operation with the same shape"));
return;
}
std::string shapeOne, shapeTwo;
shapeOne = (const char*)litem->data(0, Qt::UserRole).toByteArray();
shapeTwo = (const char*)ritem->data(0, Qt::UserRole).toByteArray();
App::Document* activeDoc = App::GetApplication().getActiveDocument();
if (!activeDoc) {
QMessageBox::critical(this, windowTitle(),
tr("No active document available"));
return;
}
std::string type, objName;
App::DocumentObject* obj1 = activeDoc->getObject(shapeOne.c_str());
App::DocumentObject* obj2 = activeDoc->getObject(shapeTwo.c_str());
if (!obj1 || !obj2) {
// objects don't exists (anymore)
QMessageBox::critical(this, windowTitle(),
tr("One of the selected objects doesn't exist anymore"));
return;
}
if (ui->unionButton->isChecked()) {
if (!hasSolids(obj1) || !hasSolids(obj2)) {
QMessageBox::critical(this, windowTitle(),
tr("Performing union on non-solids is not possible"));
return;
}
type = "Part::Fuse";
objName = activeDoc->getUniqueObjectName("Fusion");
}
else if (ui->interButton->isChecked()) {
if (!hasSolids(obj1) || !hasSolids(obj2)) {
QMessageBox::critical(this, windowTitle(),
tr("Performing intersection on non-solids is not possible"));
return;
}
type = "Part::Common";
objName = activeDoc->getUniqueObjectName("Common");
}
else if (ui->diffButton->isChecked()) {
if (!hasSolids(obj1) || !hasSolids(obj2)) {
QMessageBox::critical(this, windowTitle(),
tr("Performing difference on non-solids is not possible"));
return;
}
type = "Part::Cut";
objName = activeDoc->getUniqueObjectName("Cut");
}
else if (ui->sectionButton->isChecked()) {
type = "Part::Section";
objName = activeDoc->getUniqueObjectName("Section");
}
try {
Gui::WaitCursor wc;
activeDoc->openTransaction("Boolean operation");
Gui::Command::doCommand(Gui::Command::Doc,
"App.activeDocument().addObject(\"%s\",\"%s\")",
type.c_str(), objName.c_str());
Gui::Command::doCommand(Gui::Command::Doc,
"App.activeDocument().%s.Base = App.activeDocument().%s",
objName.c_str(),shapeOne.c_str());
Gui::Command::doCommand(Gui::Command::Doc,
"App.activeDocument().%s.Tool = App.activeDocument().%s",
objName.c_str(),shapeTwo.c_str());
Gui::Command::doCommand(Gui::Command::Gui,
"Gui.activeDocument().hide(\"%s\")",shapeOne.c_str());
Gui::Command::doCommand(Gui::Command::Gui,
"Gui.activeDocument().hide(\"%s\")",shapeTwo.c_str());
Gui::Command::copyVisual(objName.c_str(), "ShapeColor", shapeOne.c_str());
Gui::Command::copyVisual(objName.c_str(), "DisplayMode", shapeOne.c_str());
activeDoc->commitTransaction();
activeDoc->recompute();
}
catch (const Base::Exception& e) {
e.ReportException();
}
}
// ---------------------------------------
TaskBooleanOperation::TaskBooleanOperation()
{
widget = new DlgBooleanOperation();
taskbox = new Gui::TaskView::TaskBox(
Gui::BitmapFactory().pixmap("Part_Booleans"),
widget->windowTitle(), false, 0);
taskbox->groupLayout()->addWidget(widget);
Content.push_back(taskbox);
}
TaskBooleanOperation::~TaskBooleanOperation()
{
// automatically deleted in the sub-class
}
void TaskBooleanOperation::clicked(int id)
{
if (id == QDialogButtonBox::Apply) {
widget->accept();
}
}
#include "moc_DlgBooleanOperation.cpp"