FreeCAD

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/***************************************************************************
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 *   Copyright (c) 2012 Jürgen Riegel <juergen.riegel@web.de>              *
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 *   Copyright (c) 2015 Alexander Golubev (Fat-Zer) <fatzer2@gmail.com>    *
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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/SoAsciiText.h>
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# include <Inventor/nodes/SoCoordinate3.h>
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# include <Inventor/nodes/SoIndexedLineSet.h>
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# include <Inventor/nodes/SoPickStyle.h>
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# include <Inventor/nodes/SoSeparator.h>
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# include <Inventor/nodes/SoTranslation.h>
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#endif
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#include "ViewProviderLine.h"
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#include "ViewProviderOrigin.h"
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using namespace Gui;
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PROPERTY_SOURCE(Gui::ViewProviderLine, Gui::ViewProviderOriginFeature)
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ViewProviderLine::ViewProviderLine()
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{
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    sPixmap = "Std_Axis";
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}
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ViewProviderLine::~ViewProviderLine() = default;
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void ViewProviderLine::attach ( App::DocumentObject *obj ) {
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    ViewProviderOriginFeature::attach ( obj );
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    static const float size = ViewProviderOrigin::defaultSize ();
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    static const SbVec3f verts[2] = { SbVec3f(size, 0, 0),   SbVec3f ( -size, 0, 0 ) };
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    // indexes used to create the edges
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    static const int32_t lines[4] = { 0, 1, -1 };
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    SoSeparator *sep = getOriginFeatureRoot ();
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    auto pCoords = new SoCoordinate3 ();
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    pCoords->point.setNum (2);
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    pCoords->point.setValues ( 0, 2, verts );
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    sep->addChild ( pCoords );
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    auto pLines  = new SoIndexedLineSet ();
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    pLines->coordIndex.setNum(3);
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    pLines->coordIndex.setValues(0, 3, lines);
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    sep->addChild ( pLines );
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    auto textTranslation = new SoTranslation ();
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    textTranslation->translation.setValue ( SbVec3f ( -size * 49. / 50., size / 30., 0 ) );
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    sep->addChild ( textTranslation );
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    auto ps = new SoPickStyle();
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    ps->style.setValue(SoPickStyle::BOUNDING_BOX);
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    sep->addChild(ps);
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    sep->addChild ( getLabel () );
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}
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