113 lines
4.4 KiB
C++
113 lines
4.4 KiB
C++
/***************************************************************************
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* Copyright (c) 2013 Jan Rheinländer *
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* <jrheinlaender@users.sourceforge.net> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#include "PreCompiled.h"
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#ifndef _PreComp_
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# include <Inventor/nodes/SoSeparator.h>
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# include <Inventor/nodes/SoCoordinate3.h>
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#endif
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#include <Mod/Part/Gui/SoBrepEdgeSet.h>
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#include <Mod/PartDesign/App/DatumLine.h>
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#include "ViewProviderDatumLine.h"
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using namespace PartDesignGui;
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PROPERTY_SOURCE(PartDesignGui::ViewProviderDatumLine,PartDesignGui::ViewProviderDatum)
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ViewProviderDatumLine::ViewProviderDatumLine() {
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sPixmap = "PartDesign_Line.svg";
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pCoords = new SoCoordinate3();
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pCoords->ref ();
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}
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ViewProviderDatumLine::~ViewProviderDatumLine() {
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pCoords->unref ();
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}
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void ViewProviderDatumLine::attach ( App::DocumentObject *obj ) {
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ViewProviderDatum::attach ( obj );
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PartGui::SoBrepEdgeSet* lineSet;
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ViewProviderDatum::setExtents ( defaultBoundBox () );
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getShapeRoot ()->addChild(pCoords);
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lineSet = new PartGui::SoBrepEdgeSet();
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lineSet->coordIndex.setNum(3);
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lineSet->coordIndex.set1Value(0, 0);
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lineSet->coordIndex.set1Value(1, 1);
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lineSet->coordIndex.set1Value(2, SO_END_LINE_INDEX);
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getShapeRoot ()->addChild(lineSet);
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}
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void ViewProviderDatumLine::updateData(const App::Property* prop)
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{
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// Gets called whenever a property of the attached object changes
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if (strcmp(prop->getName(),"Placement") == 0) {
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updateExtents ();
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}
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else if (strcmp(prop->getName(),"Length") == 0) {
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PartDesign::Line* pcDatum = static_cast<PartDesign::Line*>(this->getObject());
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if (pcDatum->ResizeMode.getValue() != 0)
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setExtents(pcDatum->Length.getValue());
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}
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ViewProviderDatum::updateData(prop);
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}
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void ViewProviderDatumLine::setExtents (Base::BoundBox3d bbox) {
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PartDesign::Line* pcDatum = static_cast<PartDesign::Line*>(this->getObject());
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// set manual size
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if (pcDatum->ResizeMode.getValue() != 0) {
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setExtents(pcDatum->Length.getValue());
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return;
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}
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Base::Placement plm = pcDatum->Placement.getValue ().inverse ();
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// Transform the box to the line's coordinates, the result line will be larger than the bbox
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bbox = bbox.Transformed ( plm.toMatrix() );
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// Add origin of the line to the box if it's not
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bbox.Add ( Base::Vector3d (0, 0, 0) );
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double margin = bbox.LengthZ () * marginFactor ();
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// Display the line
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pCoords->point.setNum (2);
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pCoords->point.set1Value(0, 0, 0, bbox.MaxZ + margin );
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pCoords->point.set1Value(1, 0, 0, bbox.MinZ - margin );
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}
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void ViewProviderDatumLine::setExtents(double l)
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{
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// Change the coordinates of the line
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pCoords->point.setNum (2);
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pCoords->point.set1Value(0, 0, 0, l/2 );
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pCoords->point.set1Value(1, 0, 0, -l/2 );
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}
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