visualization/qtquick_qml/pmiviewer/main.cxx

Refer to PMI Viewer Example

PMIViewerApplication.hxx

// ****************************************************************************
// $Id$
//
// Copyright (C) 2008-2014, Roman Lygin. All rights reserved.
// Copyright (C) 2014-2022, CADEX. All rights reserved.
//
// This file is part of the CAD Exchanger software.
//
// You may use this file under the terms of the BSD license as follows:
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// ****************************************************************************
 
 
#ifndef __PMIViewerApplication_HeaderFile
#define __PMIViewerApplication_HeaderFile
 
#include "../baseviewer/BaseViewerApplication.hxx"
 
class PMIViewerApplication : public BaseViewerApplication
{
    Q_OBJECT
 
public:
    PMIViewerApplication();
 
    void CreateSceneNodes() override;
};
 
#endif // __PMIViewerApplication_HeaderFile

PMIViewerApplication.cxx

// ****************************************************************************
// $Id$
//
// Copyright (C) 2008-2014, Roman Lygin. All rights reserved.
// Copyright (C) 2014-2022, CADEX. All rights reserved.
//
// This file is part of the CAD Exchanger software.
//
// You may use this file under the terms of the BSD license as follows:
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// ****************************************************************************
 
 
#define __CADEX_PREVIEW_PMI 1
 
#include "PMIViewerApplication.hxx"
 
#include <cadex/ModelData_Appearance.hxx>
#include <cadex/ModelData_Color.hxx>
#include <cadex/ModelData_Instance.hxx>
#include <cadex/ModelData_PMIData.hxx>
#include <cadex/ModelData_PMIGraphicalElement.hxx>
#include <cadex/ModelData_PMITable.hxx>
#include <cadex/ModelPrs_SceneNodeFactory.hxx>
 
#include <deque>
#include <iostream>
 
using namespace cadex;
 
namespace {
 
class ModelVisitor : public ModelData_Model::CombinedElementVisitor
{
public:
    ModelVisitor (const ModelPrs_SceneNode& theRoot, const ModelPrs_SceneNodeFactory& theFactory) :
        myFactory (theFactory)
    {
        myNodes.push_back (theRoot);
    }
 
    void VisitLeave (const ModelData_SceneGraphElement& /*theSGE*/) override
    {
        myNodes.pop_back();
    }
 
    bool VisitEnter (const ModelData_SceneGraphElement& theSGE) override
    {
        auto anSGENode = myFactory.CreateNode (theSGE);
 
        myNodes.back().AddChildNode (anSGENode);
        myNodes.push_back (anSGENode);
        AddPMINodes (theSGE);
 
        return true;
    }
 
    void operator() (const ModelData_Part& thePart) override
    {
        auto aPartNode = myFactory.CreateNode (thePart);
        myNodes.back().AddChildNode (aPartNode);
        AddPMINodes (thePart);
 
        auto aRep     = thePart.BRepRepresentation();
        auto aRepNode = myFactory.CreateNode (aRep);
        aPartNode.AddChildNode (aRepNode);
    }
 
    void AddPMINodes (const ModelData_SceneGraphElement& theSGE)
    {
        ModelData_Appearance anAppearance (ModelData_Color (0.0f, 0.0f, 0.0f, 1.0f));
 
        ModelPrs_SceneNode aPMIRootNode;
        aPMIRootNode.SetAppearance (anAppearance);
 
        for (ModelData_PMITable::PMIDataIterator anIt (theSGE.PMI()); anIt.HasNext();) {
            auto anElement = anIt.Next();
            if (anElement) {
                auto aPMINode = myFactory.CreateNode (anElement.GraphicalElement());
                aPMIRootNode.AddChildNode (aPMINode);
            }
        }
 
        myNodes.back().AddChildNode (aPMIRootNode);
    }
 
private:
    std::deque<ModelPrs_SceneNode>    myNodes;
    ModelPrs_SceneNodeFactory         myFactory;
};
 
} // end of unnamed namespace
 
 
PMIViewerApplication::PMIViewerApplication()
{
    myReaderParameters.ReadPMI() = true;
}
 
void PMIViewerApplication::CreateSceneNodes()
{
    ModelPrs_SceneNodeFactory aFactory;
    ModelVisitor aVisitor (myRoot, aFactory);
    myModel.Accept (aVisitor);
}

main.cxx

// ****************************************************************************
// $Id$
//
// Copyright (C) 2008-2014, Roman Lygin. All rights reserved.
// Copyright (C) 2014-2022, CADEX. All rights reserved.
//
// This file is part of the CAD Exchanger software.
//
// You may use this file under the terms of the BSD license as follows:
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// ****************************************************************************
 
 
#include "PMIViewerApplication.hxx"
 
#include <cadex/LicenseManager_Activate.h>
 
#include <QtCore/QUrl>
#include <QtWidgets/QApplication>
 
#include "../../../cadex_license.cxx"
 
using namespace cadex;
 
int main (int argc, char *argv[])
{
    auto aKey = LicenseKey::Value();
 
    //activate the license (aKey must be defined in cadex_license.cxx)
    if (!CADExLicense_Activate (aKey)) {
        qCritical ("Failed to activate CAD Exchanger license.");
        return 1;
    }
 
    // Must set dpi scaling before creating an application.
    QCoreApplication::setAttribute (Qt::AA_EnableHighDpiScaling);
 
    // Create QApplication because Qt.labs.platform module requires Qt Widgets library.
    // For more information see https://doc.qt.io/qt-5.10/qml-qt-labs-platform-filedialog.html
    QApplication app (argc, argv);
 
    PMIViewerApplication anApp;
    if (anApp.Initialize (QUrl ("qrc:/qml/BaseViewerWindow.qml"), "viewPort")) {
        return app.exec();
    }
 
    return 0;
}