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ManualAlignment.cpp
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ManualAlignment.cpp
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/***************************************************************************
* Copyright (c) 2012 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 <QAction>
# include <QApplication>
# include <QLabel>
# include <QMenu>
# include <QMessageBox>
# include <QPainter>
# include <QSplitter>
# include <QStatusBar>
# include <QTimer>
# include <QVBoxLayout>
# include <Inventor/SoPickedPoint.h>
# include <Inventor/actions/SoSearchAction.h>
# include <Inventor/events/SoMouseButtonEvent.h>
# include <Inventor/fields/SoSFImage.h>
# include <Inventor/nodes/SoCoordinate3.h>
# include <Inventor/nodes/SoDrawStyle.h>
# include <Inventor/nodes/SoImage.h>
# include <Inventor/nodes/SoMaterial.h>
# include <Inventor/nodes/SoOrthographicCamera.h>
# include <Inventor/nodes/SoPickStyle.h>
# include <Inventor/nodes/SoPointSet.h>
# include <Inventor/nodes/SoSeparator.h>
# include <Inventor/nodes/SoTranslation.h>
# include <Inventor/sensors/SoNodeSensor.h>
#endif
#include <boost/bind.hpp>
#include <App/Document.h>
#include <App/GeoFeature.h>
#include <Base/Exception.h>
#include <Gui/Application.h>
#include <Gui/Document.h>
#include <Gui/MainWindow.h>
#include <Gui/Selection.h>
#include <Gui/SplitView3DInventor.h>
#include <Gui/View3DInventor.h>
#include <Gui/View3DInventorViewer.h>
#include <Gui/ViewProviderGeometryObject.h>
#include <Gui/WaitCursor.h>
#include "ManualAlignment.h"
#include "BitmapFactory.h"
#include "SoAxisCrossKit.h"
using namespace Gui;
AlignmentGroup::AlignmentGroup()
{
}
AlignmentGroup::~AlignmentGroup()
{
}
void AlignmentGroup::addView(App::DocumentObject* pView)
{
if (pView) {
App::Document* rDoc = pView->getDocument();
Gui::Document* pDoc = Gui::Application::Instance->getDocument(rDoc);
Gui::ViewProviderDocumentObject* pProvider = static_cast<Gui::ViewProviderDocumentObject*>
(pDoc->getViewProvider(pView));
this->_views.push_back(pProvider);
}
}
std::vector<App::DocumentObject*> AlignmentGroup::getViews() const
{
std::vector<App::DocumentObject*> views;
std::vector<Gui::ViewProviderDocumentObject*>::const_iterator it;
for (it = this->_views.begin(); it != this->_views.end(); ++it) {
App::DocumentObject* pView = (*it)->getObject();
views.push_back(pView);
}
return views;
}
bool AlignmentGroup::hasView(Gui::ViewProviderDocumentObject* pView) const
{
std::vector<Gui::ViewProviderDocumentObject*>::const_iterator it;
for (it = this->_views.begin(); it != this->_views.end(); ++it) {
if (*it == pView)
return true;
}
return false;
}
void AlignmentGroup::removeView(Gui::ViewProviderDocumentObject* pView)
{
std::vector<Gui::ViewProviderDocumentObject*>::iterator it;
for (it = this->_views.begin(); it != this->_views.end(); ++it) {
if (*it == pView) {
this->_views.erase(it);
break;
}
}
}
void AlignmentGroup::addToViewer(Gui::View3DInventorViewer* viewer) const
{
std::vector<Gui::ViewProviderDocumentObject*>::const_iterator it;
for (it = this->_views.begin(); it != this->_views.end(); ++it)
viewer->addViewProvider(*it);
viewer->viewAll();
}
void AlignmentGroup::removeFromViewer(Gui::View3DInventorViewer* viewer) const
{
std::vector<Gui::ViewProviderDocumentObject*>::const_iterator it;
for (it = this->_views.begin(); it != this->_views.end(); ++it)
viewer->removeViewProvider(*it);
}
void AlignmentGroup::setRandomColor()
{
std::vector<Gui::ViewProviderDocumentObject*>::iterator it;
for (it = this->_views.begin(); it != this->_views.end(); ++it) {
float r = /*(float)rand()/(float)RAND_MAX*/0.0f;
float g = (float)rand()/(float)RAND_MAX;
float b = (float)rand()/(float)RAND_MAX;
if ((*it)->isDerivedFrom(Gui::ViewProviderGeometryObject::getClassTypeId())) {
SoSearchAction searchAction;
searchAction.setType(SoMaterial::getClassTypeId());
searchAction.setInterest(SoSearchAction::FIRST);
searchAction.apply((*it)->getRoot());
SoPath* selectionPath = searchAction.getPath();
if (selectionPath) {
SoMaterial* material = static_cast<SoMaterial*>(selectionPath->getTail());
material->diffuseColor.setValue(r, g, b);
}
}
}
}
Gui::Document* AlignmentGroup::getDocument() const
{
if (this->_views.empty())
return 0;
App::DocumentObject* pView = this->_views[0]->getObject();
if (pView) {
App::Document* rDoc = pView->getDocument();
Gui::Document* pDoc = Gui::Application::Instance->getDocument(rDoc);
return pDoc;
}
return 0;
}
void AlignmentGroup::addPoint(const PickedPoint& pnt)
{
this->_pickedPoints.push_back(pnt);
}
void AlignmentGroup::removeLastPoint()
{
this->_pickedPoints.pop_back();
}
int AlignmentGroup::countPoints() const
{
return this->_pickedPoints.size();
}
const std::vector<PickedPoint>& AlignmentGroup::getPoints() const
{
return this->_pickedPoints;
}
void AlignmentGroup::clearPoints()
{
this->_pickedPoints.clear();
}
void AlignmentGroup::setAlignable(bool align)
{
std::vector<Gui::ViewProviderDocumentObject*>::iterator it;
for (it = this->_views.begin(); it != this->_views.end(); ++it) {
App::PropertyBool* pAlignMode = dynamic_cast<App::PropertyBool*>((*it)->getPropertyByName("AlignMode"));
if (pAlignMode) {
pAlignMode->setValue(align);
}
// leaving alignment mode
else if (!align){
App::PropertyColor* pColor = dynamic_cast<App::PropertyColor*>((*it)->getPropertyByName("ShapeColor"));
if (pColor)
pColor->touch(); // resets to color defined by property
}
}
}
void AlignmentGroup::moveTo(AlignmentGroup& that)
{
std::vector<Gui::ViewProviderDocumentObject*>::iterator it;
for (it = this->_views.begin(); it != this->_views.end(); ++it)
that._views.push_back(*it);
this->_views.clear();
}
void AlignmentGroup::clear()
{
this->_views.clear();
this->_pickedPoints.clear();
}
bool AlignmentGroup::isEmpty() const
{
return this->_views.empty();
}
int AlignmentGroup::count() const
{
return this->_views.size();
}
// ------------------------------------------------------------------
MovableGroup::MovableGroup()
{
}
MovableGroup::~MovableGroup()
{
}
// ------------------------------------------------------------------
FixedGroup::FixedGroup()
{
}
FixedGroup::~FixedGroup()
{
}
// ------------------------------------------------------------------
MovableGroupModel::MovableGroupModel()
{
}
MovableGroupModel::~MovableGroupModel()
{
}
void MovableGroupModel::addGroup(const MovableGroup& grp)
{
this->_groups.push_back(grp);
}
void MovableGroupModel::addGroups(const std::map<int, MovableGroup>& grps)
{
for (std::map<int, MovableGroup>::const_iterator it = grps.begin(); it != grps.end(); ++it)
this->_groups.push_back(it->second);
}
void MovableGroupModel::removeActiveGroup()
{
this->_groups.erase(this->_groups.begin());
}
MovableGroup& MovableGroupModel::activeGroup()
{
// Make sure that the array is not empty
if (this->_groups.empty())
throw Base::RuntimeError("Empty group");
return *(this->_groups.begin());
}
const MovableGroup& MovableGroupModel::activeGroup() const
{
// Make sure that the array is not empty
if (this->_groups.empty())
throw Base::RuntimeError("Empty group");
return this->_groups.front();
}
void MovableGroupModel::continueAlignment()
{
if (!isEmpty())
removeActiveGroup();
}
void MovableGroupModel::clear()
{
this->_groups.clear();
}
bool MovableGroupModel::isEmpty() const
{
return this->_groups.empty();
}
int MovableGroupModel::count() const
{
return this->_groups.size();
}
const MovableGroup& MovableGroupModel::getGroup(int i) const
{
if (i >= count())
throw Base::IndexError("Index out of range");
return this->_groups[i];
}
// ------------------------------------------------------------------
namespace Gui {
class AlignmentView : public Gui::AbstractSplitView
{
public:
QLabel* myLabel;
AlignmentView(Gui::Document* pcDocument, QWidget* parent, Qt::WindowFlags wflags=0)
: AbstractSplitView(pcDocument, parent, wflags)
{
//anti-aliasing settings
bool smoothing = false;
bool glformat = false;
int samples = View3DInventorViewer::getNumSamples();
QtGLFormat f;
if (samples > 1) {
glformat = true;
#if !defined(HAVE_QT5_OPENGL)
f.setSampleBuffers(true);
#endif
f.setSamples(samples);
}
else if (samples > 0) {
smoothing = true;
}
QSplitter* mainSplitter=0;
mainSplitter = new QSplitter(Qt::Horizontal, this);
if (glformat) {
_viewer.push_back(new View3DInventorViewer(f, mainSplitter));
_viewer.back()->setDocument(pcDocument);
_viewer.push_back(new View3DInventorViewer(f, mainSplitter));
_viewer.back()->setDocument(pcDocument);
}
else {
_viewer.push_back(new View3DInventorViewer(mainSplitter));
_viewer.back()->setDocument(pcDocument);
_viewer.push_back(new View3DInventorViewer(mainSplitter));
_viewer.back()->setDocument(pcDocument);
}
QFrame* vbox = new QFrame(this);
QVBoxLayout* layout = new QVBoxLayout();
layout->setMargin(0);
layout->setSpacing(0);
vbox->setLayout(layout);
myLabel = new QLabel(this);
myLabel->setAutoFillBackground(true);
QPalette pal = myLabel->palette();
pal.setColor(QPalette::Window, Qt::darkGray);
pal.setColor(QPalette::WindowText, Qt::white);
myLabel->setPalette(pal);
mainSplitter->setPalette(pal);
myLabel->setAlignment(Qt::AlignCenter);
myLabel->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
QFont font = myLabel->font();
font.setPointSize(14);
myLabel->setFont(font);
layout->addWidget(myLabel);
layout->addWidget(mainSplitter);
vbox->show();
setCentralWidget(vbox);
// apply the user settings
setupSettings();
if (smoothing) {
for (std::vector<int>::size_type i = 0; i != _viewer.size(); i++)
_viewer[i]->getSoRenderManager()->getGLRenderAction()->setSmoothing(true);
}
static_cast<SoGroup*>(getViewer(0)->getSoRenderManager()->getSceneGraph())->
addChild(setupHeadUpDisplay(tr("Movable object")));
static_cast<SoGroup*>(getViewer(1)->getSoRenderManager()->getSceneGraph())->
addChild(setupHeadUpDisplay(tr("Fixed object")));
}
~AlignmentView()
{
}
PyObject* getPyObject()
{
Py_Return;
}
bool canClose()
{
return false;
}
SoNode* setupHeadUpDisplay(const QString& text) const
{
SoSeparator* hudRoot = new SoSeparator;
hudRoot->ref();
SoOrthographicCamera* hudCam = new SoOrthographicCamera();
hudCam->viewportMapping = SoCamera::LEAVE_ALONE;
// Set the position in the window.
// [0, 0] is in the center of the screen.
//
SoTranslation* hudTrans = new SoTranslation;
hudTrans->translation.setValue(-0.95f, -0.95f, 0.0f);
QFont font = this->font();
font.setPointSize(24);
QFontMetrics fm(font);
QColor front;
front.setRgbF(0.8f, 0.8f, 0.8f);
int w = fm.width(text);
int h = fm.height();
QImage image(w,h,QImage::Format_ARGB32_Premultiplied);
image.fill(0x00000000);
QPainter painter(&image);
painter.setRenderHint(QPainter::Antialiasing);
painter.setPen(front);
painter.setFont(font);
painter.drawText(0,0,w,h,Qt::AlignLeft,text);
painter.end();
SoSFImage sfimage;
Gui::BitmapFactory().convert(image, sfimage);
SoImage* hudImage = new SoImage();
hudImage->image = sfimage;
// Assemble the parts...
//
hudRoot->addChild(hudCam);
hudRoot->addChild(hudTrans);
hudRoot->addChild(hudImage);
return hudRoot;
}
};
}
class ManualAlignment::Private {
public:
SoSeparator * picksepLeft;
SoSeparator * picksepRight;
SoNodeSensor* sensorCam1;
SoNodeSensor* sensorCam2;
SbRotation rot_cam1, rot_cam2;
SbVec3f pos_cam1, pos_cam2;
Private()
: sensorCam1(0), sensorCam2(0)
{
// left view
picksepLeft = new SoSeparator;
picksepLeft->ref();
// right view
picksepRight = new SoSeparator;
picksepRight->ref();
}
~Private()
{
picksepLeft->unref();
picksepRight->unref();
delete sensorCam1;
delete sensorCam2;
}
static
void reorientCamera(SoCamera * cam, const SbRotation & rot)
{
if (cam == NULL) return;
// Find global coordinates of focal point.
SbVec3f direction;
cam->orientation.getValue().multVec(SbVec3f(0, 0, -1), direction);
SbVec3f focalpoint = cam->position.getValue() +
cam->focalDistance.getValue() * direction;
// Set new orientation value by accumulating the new rotation.
cam->orientation = rot * cam->orientation.getValue();
// Reposition camera so we are still pointing at the same old focal point.
cam->orientation.getValue().multVec(SbVec3f(0, 0, -1), direction);
cam->position = focalpoint - cam->focalDistance.getValue() * direction;
}
static
void copyCameraSettings(SoCamera* cam1, SbRotation& rot_cam1, SbVec3f& pos_cam1,
SoCamera* cam2, SbRotation& rot_cam2, SbVec3f& pos_cam2)
{
Q_UNUSED(pos_cam2);
// recompute the diff we have applied to the camera's orientation
SbRotation rot = cam1->orientation.getValue();
SbRotation dif = rot * rot_cam1.inverse();
rot_cam1 = rot;
// copy the values
cam2->enableNotify(false);
cam2->nearDistance = cam1->nearDistance;
cam2->farDistance = cam1->farDistance;
cam2->focalDistance = cam1->focalDistance;
reorientCamera(cam2,dif);
rot_cam2 = cam2->orientation.getValue();
// reverse engineer the translation part in wc
SbVec3f pos = cam1->position.getValue();
SbVec3f difpos = pos - pos_cam1;
pos_cam1 = pos;
// the translation in pixel coords
cam1->orientation.getValue().inverse().multVec(difpos,difpos);
// the translation again in wc for the second camera
cam2->orientation.getValue().multVec(difpos,difpos);
cam2->position.setValue(cam2->position.getValue()+difpos);
if (cam1->getTypeId() == cam2->getTypeId()) {
if (cam1->getTypeId() == SoOrthographicCamera::getClassTypeId())
static_cast<SoOrthographicCamera*>(cam2)->height =
static_cast<SoOrthographicCamera*>(cam1)->height;
}
cam2->enableNotify(true);
}
static
void syncCameraCB(void * data, SoSensor * s)
{
ManualAlignment* self = reinterpret_cast<ManualAlignment*>(data);
if (!self->myViewer)
return; // already destroyed
SoCamera* cam1 = self->myViewer->getViewer(0)->getSoRenderManager()->getCamera();
SoCamera* cam2 = self->myViewer->getViewer(1)->getSoRenderManager()->getCamera();
if (!cam1 || !cam2)
return; // missing camera
SoNodeSensor* sensor = static_cast<SoNodeSensor*>(s);
SoNode* node = sensor->getAttachedNode();
if (node && node->getTypeId().isDerivedFrom(SoCamera::getClassTypeId())) {
if (node == cam1) {
Private::copyCameraSettings(cam1, self->d->rot_cam1, self->d->pos_cam1,
cam2, self->d->rot_cam2, self->d->pos_cam2);
self->myViewer->getViewer(1)->redraw();
}
else if (node == cam2) {
Private::copyCameraSettings(cam2, self->d->rot_cam2, self->d->pos_cam2,
cam1, self->d->rot_cam1, self->d->pos_cam1);
self->myViewer->getViewer(0)->redraw();
}
}
}
static Base::Placement
transformation2x2(const Base::Vector3d& plane1_base,
const Base::Vector3d& plane1_xaxis,
const Base::Vector3d& plane2_base,
const Base::Vector3d& plane2_xaxis)
{
// the transformation is:
// * move from plane1_base to plane2_base
// * rotate from plane1_zaxis to plane2_zaxis around plane2_base as center point
Base::Rotation rot(plane1_xaxis, plane2_xaxis);
Base::Vector3d pln_base;
rot.multVec(plane1_base,pln_base);
Base::Vector3d dif = plane2_base - pln_base;
return Base::Placement(dif, rot);
}
static Base::Placement
transformation3x3(const Base::Vector3d& plane1_base,
const Base::Vector3d& plane1_zaxis,
const Base::Vector3d& plane1_xaxis,
const Base::Vector3d& plane2_base,
const Base::Vector3d& plane2_zaxis,
const Base::Vector3d& plane2_xaxis)
{
// the transformation is:
// * move from plane1_base to plane2_base
// * rotate from plane1_zaxis to plane2_zaxis around plane2_base as center point
Base::Rotation rot(plane1_zaxis, plane2_zaxis);
// first transformation to align the plane normals and base points
Base::Vector3d dif1 = plane1_base;
rot.multVec(dif1,dif1);
dif1 = plane2_base - dif1;
Base::Placement plm1(dif1, rot);
// second transformation to align the planes' x axes
Base::Vector3d pln_xaxis;
rot.multVec(plane1_xaxis,pln_xaxis);
Base::Rotation rot2(pln_xaxis, plane2_xaxis);
Base::Vector3d dif2 = plane2_base;
rot2.multVec(dif2,dif2);
dif2 = plane2_base - dif2;
Base::Placement plm2(dif2, rot2);
plm2 = plm2 * plm1;
return plm2;
}
};
/* TRANSLATOR Gui::ManualAlignment */
ManualAlignment* ManualAlignment::_instance = 0;
/**
* Construction.
*/
ManualAlignment::ManualAlignment()
: myViewer(0), myDocument(0), myPickPoints(3), d(new Private)
{
// connect with the application's signal for deletion of documents
this->connectApplicationDeletedDocument = Gui::Application::Instance->signalDeleteDocument
.connect(boost::bind(&ManualAlignment::slotDeletedDocument, this, _1));
// setup sensor connection
d->sensorCam1 = new SoNodeSensor(Private::syncCameraCB, this);
d->sensorCam2 = new SoNodeSensor(Private::syncCameraCB, this);
}
/**
* Destruction.
*/
ManualAlignment::~ManualAlignment()
{
this->connectDocumentDeletedObject.disconnect();
this->connectApplicationDeletedDocument.disconnect();
closeViewer();
delete d;
_instance = 0;
}
/**
* Creates the one and only instance of this class.
*/
ManualAlignment* ManualAlignment::instance()
{
// not initialized?
if (!_instance)
_instance = new ManualAlignment();
return _instance;
}
/**
* Destructs the one and only instance of this class.
*/
void ManualAlignment::destruct()
{
if (_instance) {
ManualAlignment* tmp = _instance;
_instance = 0;
delete tmp;
}
}
/**
* Checks whether the one instance exists.
*/
bool ManualAlignment::hasInstance()
{
return _instance != 0;
}
void ManualAlignment::setMinPoints(int minPoints)
{
if ((minPoints > 0) && (minPoints <= 3))
myPickPoints = minPoints;
}
void ManualAlignment::setFixedGroup(const FixedGroup& fixed)
{
this->myFixedGroup = fixed;
this->myDocument = fixed.getDocument();
}
void ManualAlignment::setModel(const MovableGroupModel& model)
{
this->myAlignModel = model;
}
void ManualAlignment::clearAll()
{
myFixedGroup.clear();
myAlignModel.clear();
myDocument = 0;
}
void ManualAlignment::setViewingDirections(const Base::Vector3d& view1, const Base::Vector3d& up1,
const Base::Vector3d& view2, const Base::Vector3d& up2)
{
if (myViewer.isNull())
return;
{
SbVec3f vz(-view1.x, -view1.y, -view1.z);
vz.normalize();
SbVec3f vy(up1.x, up1.y, up1.z);
vy.normalize();
SbVec3f vx = vy.cross(vz);
vy = vz.cross(vx);
SbMatrix rot = SbMatrix::identity();
rot[0][0] = vx[0];
rot[0][1] = vx[1];
rot[0][2] = vx[2];
rot[1][0] = vy[0];
rot[1][1] = vy[1];
rot[1][2] = vy[2];
rot[2][0] = vz[0];
rot[2][1] = vz[1];
rot[2][2] = vz[2];
SbRotation total(rot);
myViewer->getViewer(0)->getSoRenderManager()->getCamera()->orientation.setValue(total);
myViewer->getViewer(0)->viewAll();
}
{
SbVec3f vz(-view2.x, -view2.y, -view2.z);
vz.normalize();
SbVec3f vy(up2.x, up2.y, up2.z);
vy.normalize();
SbVec3f vx = vy.cross(vz);
vy = vz.cross(vx);
SbMatrix rot = SbMatrix::identity();
rot[0][0] = vx[0];
rot[0][1] = vx[1];
rot[0][2] = vx[2];
rot[1][0] = vy[0];
rot[1][1] = vy[1];
rot[1][2] = vy[2];
rot[2][0] = vz[0];
rot[2][1] = vz[1];
rot[2][2] = vz[2];
SbRotation total(rot);
myViewer->getViewer(1)->getSoRenderManager()->getCamera()->orientation.setValue(total);
myViewer->getViewer(1)->viewAll();
}
}
/**
* Performs the alignment for the specified aligned and non-aligned views specified by setModel() and setFixedGroup().
*/
void ManualAlignment::startAlignment(Base::Type mousemodel)
{
// allow only one alignment at a time
if (!myViewer.isNull()) {
QMessageBox::warning(qApp->activeWindow(), tr("Manual alignment"), tr("The alignment is already in progress."));
return;
}
myTransform = Base::Placement();
if (myFixedGroup.isEmpty())
return;
if (myAlignModel.isEmpty())
return;
// create a split window for picking the points
myViewer = new AlignmentView(myDocument,Gui::getMainWindow());
myViewer->setWindowTitle(tr("Alignment[*]"));
myViewer->setWindowIcon(QApplication::windowIcon());
myViewer->resize(400, 300);
Gui::getMainWindow()->addWindow(myViewer);
myViewer->showMaximized();
int n = this->myPickPoints;
QString msg = n == 1
? tr("Please, select at least one point in the left and the right view")
: tr("Please, select at least %1 points in the left and the right view").arg(n);
myViewer->myLabel->setText(msg);
connect(myViewer, SIGNAL(destroyed()), this, SLOT(reset()));
// show all aligned views in the 2nd view
myFixedGroup.addToViewer(myViewer->getViewer(1));
myFixedGroup.setAlignable(true);
// set picked points root
SoNode* node1 = myViewer->getViewer(0)->getSceneGraph();
if (node1->getTypeId().isDerivedFrom(SoGroup::getClassTypeId())){
((SoGroup*)node1)->addChild(d->picksepLeft);
}
SoNode* node2 = myViewer->getViewer(1)->getSceneGraph();
if (node2->getTypeId().isDerivedFrom(SoGroup::getClassTypeId())){
((SoGroup*)node2)->addChild(d->picksepRight);
}
myViewer->getViewer(0)->setEditing(true);
myViewer->getViewer(0)->addEventCallback(SoMouseButtonEvent::getClassTypeId(),
ManualAlignment::probePickedCallback);
myViewer->getViewer(1)->setEditing(true);
myViewer->getViewer(1)->addEventCallback(SoMouseButtonEvent::getClassTypeId(),
ManualAlignment::probePickedCallback);
// apply the mouse model
myViewer->getViewer(0)->setNavigationType(mousemodel);
myViewer->getViewer(1)->setNavigationType(mousemodel);
// Connect to the document's signal as we want to be notified when something happens
if (this->connectDocumentDeletedObject.connected())
this->connectDocumentDeletedObject.disconnect();
this->connectDocumentDeletedObject = myDocument->signalDeletedObject.connect(boost::bind
(&ManualAlignment::slotDeletedObject, this, _1));
continueAlignment();
}
/**
* If still one view needs to be aligned then it is shown in the first window. If all views are aligned the process will be terminated.
*/
void ManualAlignment::continueAlignment()
{
myFixedGroup.clearPoints();
coinRemoveAllChildren(d->picksepLeft);
coinRemoveAllChildren(d->picksepRight);
if (!myAlignModel.isEmpty()) {
AlignmentGroup& grp = myAlignModel.activeGroup();
grp.clearPoints();
grp.addToViewer(myViewer->getViewer(0));
grp.setAlignable(true);
Gui::getMainWindow()->showMessage(tr("Please pick points in the left and right view"));
myViewer->getViewer(0)->setEditingCursor(QCursor(Qt::PointingHandCursor));
myViewer->getViewer(1)->setEditingCursor(QCursor(Qt::PointingHandCursor));
}
else {
finish();
}
}
void ManualAlignment::closeViewer()
{
if (!myViewer)
return;
// Close the viewer
if (myViewer->parentWidget())
myViewer->parentWidget()->deleteLater();
myViewer = 0;
}
/**
* Make all views unpickable and resets internal data.
*/
void ManualAlignment::reset()
{
if (!myAlignModel.isEmpty()) {
myAlignModel.activeGroup().setAlignable(false);
myAlignModel.activeGroup().clear();
myAlignModel.clear();
}
myFixedGroup.setAlignable(false);
myFixedGroup.clear();
coinRemoveAllChildren(d->picksepLeft);
coinRemoveAllChildren(d->picksepRight);
if (myDocument) {
this->connectDocumentDeletedObject.disconnect();
myDocument = 0;
}
}
/**
* Terminates the process and closes the windows.
*/
void ManualAlignment::finish()
{
if (myViewer.isNull())
return;
if (myDocument)
myDocument->getDocument()->recompute();
closeViewer();
reset();
Gui::getMainWindow()->showMessage(tr("The alignment has finished"));
// If an event receiver has been defined send the manual alignment finished event to it
emitFinished();
}
/**
* Cancels the process and closes the windows without performing an alignment.
*/
void ManualAlignment::cancel()
{
if (myViewer.isNull())
return;
closeViewer();
myTransform = Base::Placement();
reset();
Gui::getMainWindow()->showMessage(tr("The alignment has been canceled"));
// If an event receiver has been defined send the manual alignment cancelled event to it
emitCanceled();
}
void ManualAlignment::align()
{
// Now we can start the actual alignment
if (myAlignModel.activeGroup().countPoints() < myPickPoints) {
QMessageBox::warning(myViewer, tr("Manual alignment"),
tr("Too few points picked in the left view."
" At least %1 points are needed.").arg(myPickPoints));
}
else if (myFixedGroup.countPoints() < myPickPoints) {
QMessageBox::warning(myViewer, tr("Manual alignment"),
tr("Too few points picked in the right view."
" At least %1 points are needed.").arg(myPickPoints));
}
else if (myAlignModel.activeGroup().countPoints() != myFixedGroup.countPoints()) {
QMessageBox::warning(myViewer, tr("Manual alignment"),
tr("Different number of points picked in left and right view.\n"
"On the left view %1 points are picked,\n"
"on the right view %2 points are picked.")
.arg(myAlignModel.activeGroup().countPoints())
.arg(myFixedGroup.countPoints()));
}
else {
// do not allow to pick further points
myAlignModel.activeGroup().removeFromViewer(myViewer->getViewer(0));
myAlignModel.activeGroup().setAlignable(false);
std::vector<App::DocumentObject*> pViews = myAlignModel.activeGroup().getViews();
Gui::getMainWindow()->showMessage(tr("Try to align group of views"));
// Compute alignment
bool ok = computeAlignment(myAlignModel.activeGroup().getPoints(), myFixedGroup.getPoints());
if (ok && myDocument) {
// Align views
myDocument->openCommand("Align");
for (std::vector<App::DocumentObject*>::iterator it = pViews.begin(); it != pViews.end(); ++it)
alignObject(*it);
myDocument->commitCommand();
// the alignment was successful so show it in the right view now
//myAlignModel.activeGroup().setRandomColor();
myAlignModel.activeGroup().setAlignable(true);
myAlignModel.activeGroup().addToViewer(myViewer->getViewer(1));
myAlignModel.activeGroup().moveTo(myFixedGroup);
myAlignModel.continueAlignment();
}
else {
// Inform user that alignment failed
int ret = QMessageBox::critical(myViewer, tr("Manual alignment"),
tr("The alignment failed.\nHow do you want to proceed?"),
tr("Retry"), tr("Ignore"), tr("Abort"));
if ( ret == 1 ) {
myAlignModel.continueAlignment();
}
else if ( ret == 2 ) {
finish();
return;
}
}
continueAlignment();
}
}