Files
create/src/Gui/ViewProviderLine.cpp

119 lines
4.4 KiB
C++

/***************************************************************************
* Copyright (c) 2012 Jürgen Riegel <juergen.riegel@web.de> *
* Copyright (c) 2015 Alexander Golubev (Fat-Zer) <fatzer2@gmail.com> *
* *
* 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/nodes/SoText2.h>
# include <Inventor/nodes/SoAsciiText.h>
# include <Inventor/nodes/SoCoordinate3.h>
# include <Inventor/nodes/SoIndexedLineSet.h>
# include <Inventor/nodes/SoPickStyle.h>
# include <Inventor/nodes/SoSeparator.h>
# include <Inventor/nodes/SoTranslation.h>
#endif
#include <App/Datums.h>
#include <Gui/ViewParams.h>
#include "ViewProviderLine.h"
#include "ViewProviderCoordinateSystem.h"
using namespace Gui;
PROPERTY_SOURCE(Gui::ViewProviderLine, Gui::ViewProviderDatum)
ViewProviderLine::ViewProviderLine()
{
sPixmap = "Std_Axis";
}
ViewProviderLine::~ViewProviderLine() = default;
void ViewProviderLine::attach(App::DocumentObject *obj) {
ViewProviderDatum::attach(obj);
// Setup label text and line colors
const char* name = pcObject->getNameInDocument();
bool noRole = false;
auto axisRoles = App::LocalCoordinateSystem::AxisRoles;
if (strncmp(name, axisRoles[0], strlen(axisRoles[0])) == 0) {
// X-axis: red
ShapeAppearance.setDiffuseColor(ViewParams::instance()->getAxisXColor());
pLabel->string.setValue(SbString("X"));
}
else if (strncmp(name, axisRoles[1], strlen(axisRoles[1])) == 0) {
// Y-axis: green
ShapeAppearance.setDiffuseColor(ViewParams::instance()->getAxisYColor());
pLabel->string.setValue(SbString("Y"));
}
else if (strncmp(name, axisRoles[2], strlen(axisRoles[2])) == 0) {
// Z-axis: blue
ShapeAppearance.setDiffuseColor(ViewParams::instance()->getAxisZColor());
pLabel->string.setValue(SbString("Z"));
}
else {
noRole = true;
}
static const float size = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/View")->GetFloat("DatumLineSize", 70.0);
SbVec3f verts[2];
if (noRole) {
verts[0] = SbVec3f(2 * size, 0, 0);
verts[1] = SbVec3f(0, 0, 0);
}
else {
verts[0] = SbVec3f(size, 0, 0);
verts[1] = SbVec3f(0.2 * size, 0, 0);
}
// indexes used to create the edges
static const int32_t lines[4] = { 0, 1, -1 };
SoSeparator *sep = getDatumRoot();
auto pCoords = new SoCoordinate3 ();
pCoords->point.setNum (2);
pCoords->point.setValues ( 0, 2, verts );
sep->addChild ( pCoords );
auto pLines = new SoIndexedLineSet ();
pLines->coordIndex.setNum(3);
pLines->coordIndex.setValues(0, 3, lines);
sep->addChild ( pLines );
auto textTranslation = new SoTranslation ();
textTranslation->translation.setValue ( SbVec3f ( size * 1.1, 0, 0 ) );
sep->addChild ( textTranslation );
auto ps = new SoPickStyle();
ps->style.setValue(SoPickStyle::SHAPE_ON_TOP);
sep->addChild(ps);
sep->addChild ( getLabel () );
}