Rename ViewProviderOriginFeature to ViewProviderDatum
This commit is contained in:
PaddleStroke
206
src/Gui/ViewProviderDatum.cpp
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206
src/Gui/ViewProviderDatum.cpp
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/***************************************************************************
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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/SoAnnotation.h>
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# include <Inventor/nodes/SoDrawStyle.h>
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# include <Inventor/nodes/SoFont.h>
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# include <Inventor/nodes/SoMaterial.h>
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# include <Inventor/nodes/SoMaterialBinding.h>
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# include <Inventor/nodes/SoScale.h>
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# include <Inventor/nodes/SoSeparator.h>
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#endif
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#include <App/Document.h>
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#include <App/Datums.h>
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#include <App/Origin.h>
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#include "ViewProviderDatum.h"
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#include "SoFCSelection.h"
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#include "ViewProviderOrigin.h"
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using namespace Gui;
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PROPERTY_SOURCE(Gui::ViewProviderDatum, Gui::ViewProviderGeometryObject)
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ViewProviderDatum::ViewProviderDatum() {
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ADD_PROPERTY_TYPE(Size, (ViewProviderOrigin::defaultSize()), 0, App::Prop_ReadOnly,
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QT_TRANSLATE_NOOP("App::Property", "Visual size of the feature"));
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ShapeAppearance.setDiffuseColor(
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ViewProviderOrigin::defaultColor); // Set default color for origin (light-blue)
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Transparency.setValue(0);
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BoundingBox.setStatus(App::Property::Hidden, true); // Hide Boundingbox from the user due to it doesn't make sense
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// Create node for scaling the origin
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pScale = new SoScale();
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pScale->ref();
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// Create the separator filled by inherited classes
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pOriginFeatureRoot = new SoSeparator();
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pOriginFeatureRoot->ref();
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// Create the Label node
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pLabel = new SoAsciiText();
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pLabel->ref();
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pLabel->width.setValue(-1);
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}
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ViewProviderDatum::~ViewProviderDatum() {
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pScale->unref();
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pOriginFeatureRoot->unref();
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pLabel->unref();
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}
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void ViewProviderDatum::attach(App::DocumentObject* pcObject)
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{
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ViewProviderGeometryObject::attach(pcObject);
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float defaultSz = ViewProviderOrigin::defaultSize();
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float sz = Size.getValue() / defaultSz;
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// Create an external separator
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auto sep = new SoSeparator();
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// Add material from the base class
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sep->addChild(pcShapeMaterial);
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// Bind same material to all part
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auto matBinding = new SoMaterialBinding;
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matBinding->value = SoMaterialBinding::OVERALL;
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sep->addChild(matBinding);
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// Scale feature to the given size
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pScale->scaleFactor = SbVec3f(sz, sz, sz);
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sep->addChild(pScale);
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// Setup font size
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auto font = new SoFont();
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float fontRatio = 10.0f;
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if (pcObject->is<App::Line>()) {
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// keep font size on axes equal to font size on planes
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fontRatio *= ViewProviderOrigin::axesScaling;
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const char* axisName = pcObject->getNameInDocument();
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auto axisRoles = App::Origin::AxisRoles;
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if (strncmp(axisName, axisRoles[0], strlen(axisRoles[0])) == 0) {
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// X-axis: red
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ShapeAppearance.setDiffuseColor(0xFF0000FF);
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}
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else if (strncmp(axisName, axisRoles[1], strlen(axisRoles[1])) == 0) {
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// Y-axis: green
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ShapeAppearance.setDiffuseColor(0x00FF00FF);
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}
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else if (strncmp(axisName, axisRoles[2], strlen(axisRoles[2])) == 0) {
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// Z-axis: blue
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ShapeAppearance.setDiffuseColor(0x0000FFFF);
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}
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}
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font->size.setValue(defaultSz / fontRatio);
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sep->addChild(font);
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// Create the selection node
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auto highlight = new SoFCSelection();
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highlight->applySettings();
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if (!Selectable.getValue()) {
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highlight->selectionMode = Gui::SoFCSelection::SEL_OFF;
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}
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highlight->objectName = getObject()->getNameInDocument();
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highlight->documentName = getObject()->getDocument()->getName();
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highlight->style = SoFCSelection::EMISSIVE_DIFFUSE;
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// Style for normal (visible) lines
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auto style = new SoDrawStyle();
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style->lineWidth = 2.0f;
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highlight->addChild(style);
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// Visible lines
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highlight->addChild(pOriginFeatureRoot);
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// Hidden features
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auto hidden = new SoAnnotation();
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// Style for hidden lines
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style = new SoDrawStyle();
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style->lineWidth = 2.0f;
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style->linePattern.setValue(0xF000); // (dash-skip-skip-skip)
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hidden->addChild(style);
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// Hidden lines
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hidden->addChild(pOriginFeatureRoot);
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highlight->addChild(hidden);
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sep->addChild(highlight);
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// Setup the object label as it's text
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pLabel->string.setValue(SbString(pcObject->Label.getValue()));
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addDisplayMaskMode(sep, "Base");
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}
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void ViewProviderDatum::updateData(const App::Property* prop) {
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if (prop == &getObject()->Label) {
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pLabel->string.setValue(SbString(getObject()->Label.getValue()));
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}
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ViewProviderGeometryObject::updateData(prop);
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}
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void ViewProviderDatum::onChanged(const App::Property* prop) {
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if (prop == &Size) {
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float sz = Size.getValue() / ViewProviderOrigin::defaultSize();
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pScale->scaleFactor = SbVec3f(sz, sz, sz);
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}
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ViewProviderGeometryObject::onChanged(prop);
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}
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std::vector<std::string> ViewProviderDatum::getDisplayModes() const
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{
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// add modes
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std::vector<std::string> StrList;
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StrList.emplace_back("Base");
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return StrList;
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}
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void ViewProviderDatum::setDisplayMode(const char* ModeName)
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{
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if (strcmp(ModeName, "Base") == 0)
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setDisplayMaskMode("Base");
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ViewProviderGeometryObject::setDisplayMode(ModeName);
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}
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bool ViewProviderDatum::onDelete(const std::vector<std::string>&) {
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auto feat = static_cast <App::DatumElement*>(getObject());
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// Forbid deletion if there is an origin this feature belongs to
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if (feat->getOrigin()) {
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return false;
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}
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else {
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return true;
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}
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}
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