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create/src/Gui/Clipping.cpp

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/***************************************************************************
* Copyright (c) 2013 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 <Inventor/actions/SoGetBoundingBoxAction.h>
# include <Inventor/nodes/SoClipPlane.h>
# include <Inventor/nodes/SoGroup.h>
# include <Inventor/sensors/SoTimerSensor.h>
# include <QDockWidget>
# include <QPointer>
#endif
#include "Clipping.h"
#include "ui_Clipping.h"
#include "DockWindowManager.h"
#include "View3DInventor.h"
#include "View3DInventorViewer.h"
using namespace Gui::Dialog;
class Clipping::Private {
public:
Ui_Clipping ui;
QPointer<Gui::View3DInventor> view;
SoGroup* node;
SoClipPlane* clipX;
SoClipPlane* clipY;
SoClipPlane* clipZ;
SoClipPlane* clipView;
bool flipX;
bool flipY;
bool flipZ;
SoTimerSensor* sensor;
Private() : flipX(false), flipY(false), flipZ(false)
{
clipX = new SoClipPlane();
clipX->on.setValue(false);
clipX->plane.setValue(SbPlane(SbVec3f(1,0,0),0));
clipX->ref();
clipY = new SoClipPlane();
clipY->on.setValue(false);
clipY->plane.setValue(SbPlane(SbVec3f(0,1,0),0));
clipY->ref();
clipZ = new SoClipPlane();
clipZ->on.setValue(false);
clipZ->plane.setValue(SbPlane(SbVec3f(0,0,1),0));
clipZ->ref();
clipView = new SoClipPlane();
clipView->on.setValue(false);
clipView->plane.setValue(SbPlane(SbVec3f(0,0,1),0));
clipView->ref();
node = nullptr;
sensor = new SoTimerSensor(moveCallback, this);
}
~Private()
{
clipX->unref();
clipY->unref();
clipZ->unref();
clipView->unref();
delete sensor;
}
static void moveCallback(void * data, SoSensor * sensor)
{
Q_UNUSED(sensor);
Private* self = static_cast<Private*>(data);
if (self->view) {
Gui::View3DInventorViewer* view = self->view->getViewer();
SoClipPlane* clip = self->clipView;
SbPlane pln = clip->plane.getValue();
clip->plane.setValue(SbPlane(view->getViewDirection(),pln.getDistanceFromOrigin()));
}
}
};
/* TRANSLATOR Gui::Dialog::Clipping */
Clipping::Clipping(Gui::View3DInventor* view, QWidget* parent)
: QDialog(parent)
, d(new Private)
{
// create widgets
d->ui.setupUi(this);
d->ui.clipView->setRange(-INT_MAX,INT_MAX);
d->ui.clipView->setSingleStep(0.1f);
d->ui.clipX->setRange(-INT_MAX,INT_MAX);
d->ui.clipX->setSingleStep(0.1f);
d->ui.clipY->setRange(-INT_MAX,INT_MAX);
d->ui.clipY->setSingleStep(0.1f);
d->ui.clipZ->setRange(-INT_MAX,INT_MAX);
d->ui.clipZ->setSingleStep(0.1f);
d->ui.dirX->setRange(-INT_MAX,INT_MAX);
d->ui.dirX->setSingleStep(0.1f);
d->ui.dirY->setRange(-INT_MAX,INT_MAX);
d->ui.dirY->setSingleStep(0.1f);
d->ui.dirZ->setRange(-INT_MAX,INT_MAX);
d->ui.dirZ->setSingleStep(0.1f);
d->ui.dirZ->setValue(1.0f);
d->view = view;
View3DInventorViewer* viewer = view->getViewer();
d->node = static_cast<SoGroup*>(viewer->getSceneGraph());
d->node->ref();
d->node->insertChild(d->clipX, 0);
d->node->insertChild(d->clipY, 0);
d->node->insertChild(d->clipZ, 0);
d->node->insertChild(d->clipView, 0);
SoGetBoundingBoxAction action(viewer->getSoRenderManager()->getViewportRegion());
action.apply(viewer->getSceneGraph());
SbBox3f box = action.getBoundingBox();
if (!box.isEmpty()) {
SbVec3f cnt = box.getCenter();
d->ui.clipView->setValue(cnt[2]);
d->ui.clipX->setValue(cnt[0]);
d->ui.clipY->setValue(cnt[1]);
d->ui.clipZ->setValue(cnt[2]);
int minDecimals = 2;
float lenx, leny,lenz;
box.getSize(lenx, leny, lenz);
int steps = 100;
float minlen = std::min<float>(lenx, std::min<float>(leny, lenz));
// determine the single step values
{
minlen = minlen / steps;
int dim = static_cast<int>(log10(minlen));
double singleStep = pow(10.0, dim);
d->ui.clipView->setSingleStep(singleStep);
minDecimals = std::max(minDecimals, -dim);
}
{
lenx = lenx / steps;
int dim = static_cast<int>(log10(lenx));
double singleStep = pow(10.0, dim);
d->ui.clipX->setSingleStep(singleStep);
}
{
leny = leny / steps;
int dim = static_cast<int>(log10(leny));
double singleStep = pow(10.0, dim);
d->ui.clipY->setSingleStep(singleStep);
}
{
lenz = lenz / steps;
int dim = static_cast<int>(log10(lenz));
double singleStep = pow(10.0, dim);
d->ui.clipZ->setSingleStep(singleStep);
}
// set decimals
d->ui.clipView->setDecimals(minDecimals);
d->ui.clipX->setDecimals(minDecimals);
d->ui.clipY->setDecimals(minDecimals);
d->ui.clipZ->setDecimals(minDecimals);
}
}
Clipping* Clipping::makeDockWidget(Gui::View3DInventor* view)
{
// embed this dialog into a QDockWidget
Clipping* clipping = new Clipping(view);
Gui::DockWindowManager* pDockMgr = Gui::DockWindowManager::instance();
QDockWidget* dw = pDockMgr->addDockWindow("Clipping", clipping, Qt::LeftDockWidgetArea);
dw->setFeatures(QDockWidget::DockWidgetMovable|QDockWidget::DockWidgetFloatable);
dw->show();
return clipping;
}
/** Destroys the object and frees any allocated resources */
Clipping::~Clipping()
{
d->node->removeChild(d->clipX);
d->node->removeChild(d->clipY);
d->node->removeChild(d->clipZ);
d->node->removeChild(d->clipView);
d->node->unref();
delete d;
}
void Clipping::reject()
{
QDialog::reject();
QDockWidget* dw = qobject_cast<QDockWidget*>(parent());
if (dw) {
dw->deleteLater();
}
}
void Clipping::on_groupBoxX_toggled(bool on)
{
if (on) {
d->ui.groupBoxView->setChecked(false);
}
d->clipX->on.setValue(on);
}
void Clipping::on_groupBoxY_toggled(bool on)
{
if (on) {
d->ui.groupBoxView->setChecked(false);
}
d->clipY->on.setValue(on);
}
void Clipping::on_groupBoxZ_toggled(bool on)
{
if (on) {
d->ui.groupBoxView->setChecked(false);
}
d->clipZ->on.setValue(on);
}
void Clipping::on_clipX_valueChanged(double val)
{
SbPlane pln = d->clipX->plane.getValue();
d->clipX->plane.setValue(SbPlane(pln.getNormal(),d->flipX ? -val : val));
}
void Clipping::on_clipY_valueChanged(double val)
{
SbPlane pln = d->clipY->plane.getValue();
d->clipY->plane.setValue(SbPlane(pln.getNormal(),d->flipY ? -val : val));
}
void Clipping::on_clipZ_valueChanged(double val)
{
SbPlane pln = d->clipZ->plane.getValue();
d->clipZ->plane.setValue(SbPlane(pln.getNormal(),d->flipZ ? -val : val));
}
void Clipping::on_flipClipX_clicked()
{
d->flipX = !d->flipX;
SbPlane pln = d->clipX->plane.getValue();
d->clipX->plane.setValue(SbPlane(-pln.getNormal(),-pln.getDistanceFromOrigin()));
}
void Clipping::on_flipClipY_clicked()
{
d->flipY = !d->flipY;
SbPlane pln = d->clipY->plane.getValue();
d->clipY->plane.setValue(SbPlane(-pln.getNormal(),-pln.getDistanceFromOrigin()));
}
void Clipping::on_flipClipZ_clicked()
{
d->flipZ = !d->flipZ;
SbPlane pln = d->clipZ->plane.getValue();
d->clipZ->plane.setValue(SbPlane(-pln.getNormal(),-pln.getDistanceFromOrigin()));
}
void Clipping::on_groupBoxView_toggled(bool on)
{
if (on) {
d->ui.groupBoxX->setChecked(false);
d->ui.groupBoxY->setChecked(false);
d->ui.groupBoxZ->setChecked(false);
}
d->clipView->on.setValue(on);
}
void Clipping::on_clipView_valueChanged(double val)
{
SbPlane pln = d->clipView->plane.getValue();
d->clipView->plane.setValue(SbPlane(pln.getNormal(),val));
}
void Clipping::on_fromView_clicked()
{
if (d->view) {
Gui::View3DInventorViewer* view = d->view->getViewer();
SbVec3f dir = view->getViewDirection();
SbPlane pln = d->clipView->plane.getValue();
d->clipView->plane.setValue(SbPlane(dir,pln.getDistanceFromOrigin()));
}
}
void Clipping::on_adjustViewdirection_toggled(bool on)
{
d->ui.dirX->setDisabled(on);
d->ui.dirY->setDisabled(on);
d->ui.dirZ->setDisabled(on);
d->ui.fromView->setDisabled(on);
if (on)
d->sensor->schedule();
else
d->sensor->unschedule();
}
void Clipping::on_dirX_valueChanged(double)
{
double x = d->ui.dirX->value();
double y = d->ui.dirY->value();
double z = d->ui.dirZ->value();
SbPlane pln = d->clipView->plane.getValue();
SbVec3f normal(x,y,z);
if (normal.sqrLength() > 0.0f)
d->clipView->plane.setValue(SbPlane(normal,pln.getDistanceFromOrigin()));
}
void Clipping::on_dirY_valueChanged(double)
{
double x = d->ui.dirX->value();
double y = d->ui.dirY->value();
double z = d->ui.dirZ->value();
SbPlane pln = d->clipView->plane.getValue();
SbVec3f normal(x,y,z);
if (normal.sqrLength() > 0.0f)
d->clipView->plane.setValue(SbPlane(normal,pln.getDistanceFromOrigin()));
}
void Clipping::on_dirZ_valueChanged(double)
{
double x = d->ui.dirX->value();
double y = d->ui.dirY->value();
double z = d->ui.dirZ->value();
SbPlane pln = d->clipView->plane.getValue();
SbVec3f normal(x,y,z);
if (normal.sqrLength() > 0.0f)
d->clipView->plane.setValue(SbPlane(normal,pln.getDistanceFromOrigin()));
}
#include "moc_Clipping.cpp"
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