Gabriele Cosmo
132 lines
4.9 KiB
C++
132 lines
4.9 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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// Guy Barrand 8th April 2021
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#ifndef G4TOOLSSGQTVIEWER_HH
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#define G4TOOLSSGQTVIEWER_HH
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#include "G4ToolsSGViewer.hh"
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#include "G4Qt.hh"
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#include "G4UIQt.hh"
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#include "G4UImanager.hh"
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#include <tools/Qt/sg_viewer>
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#include <qmainwindow.h>
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class G4ToolsSGQtDestroyCallback : public QObject {
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Q_OBJECT
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public:
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G4ToolsSGQtDestroyCallback(G4VViewer* a_viewer):fViewer(a_viewer) {}
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virtual ~G4ToolsSGQtDestroyCallback() {}
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private:
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G4ToolsSGQtDestroyCallback(const G4ToolsSGQtDestroyCallback&);
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G4ToolsSGQtDestroyCallback& operator=(const G4ToolsSGQtDestroyCallback&);
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public slots:
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void execute(){
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//::printf("debug : G4ToolsSGQtDestroyCallback::execute\n");
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delete fViewer;
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}
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private:
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G4VViewer* fViewer;
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};
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class G4ToolsSGQtViewer : public G4ToolsSGViewer<tools::Qt::session,tools::Qt::sg_viewer> {
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typedef G4ToolsSGViewer<tools::Qt::session,tools::Qt::sg_viewer> parent;
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public:
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G4ToolsSGQtViewer(tools::Qt::session& a_session,G4ToolsSGSceneHandler& a_scene_handler, const G4String& a_name)
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:parent(a_session,a_scene_handler,a_name)
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,fSGQWidget(nullptr)
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,fDestroyCallback(0)
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{
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fDestroyCallback = new G4ToolsSGQtDestroyCallback(this);
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}
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virtual ~G4ToolsSGQtViewer() {
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delete fDestroyCallback; //it will remove the below signal/slot connection.
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}
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protected:
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G4ToolsSGQtViewer(const G4ToolsSGQtViewer& a_from):parent(a_from){}
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G4ToolsSGQtViewer& operator=(const G4ToolsSGQtViewer&) {return *this;}
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public:
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virtual void Initialise() {
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if(fSGQWidget) return; //done.
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parent::Initialise();
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if(!fSGViewer) {
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G4cerr << "G4ToolsSGQtViewer::Initialise: ERROR: G4ToolsSGQtViewer has no tools::Qt::sg_viewer." << G4endl;
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return;
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}
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fSGQWidget = fSGViewer->shell();
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if (!fSGQWidget) {
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G4cerr << "G4ToolsSGQtViewer::Initialise: ERROR: tools::Qt::sg_viewer has no QWidget shell." << G4endl;
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return;
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}
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{G4UImanager* ui = G4UImanager::GetUIpointer();
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G4UIsession* session = ui->GetG4UIWindow();
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G4UIQt* uiQt = session? dynamic_cast<G4UIQt*>(session) :nullptr;
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if(uiQt) {
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G4Qt* interactorManager = G4Qt::getInstance ();
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if (!interactorManager->IsExternalApp()) {
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fSGViewer->set_own_shell(false);
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uiQt->AddTabWidget(fSGQWidget,QString(GetName()));
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QObject::connect(fSGQWidget,SIGNAL(destroyed()),fDestroyCallback,SLOT(execute()));
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QMainWindow* main_window = uiQt->GetMainWindow();
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if(main_window) {
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main_window->show();
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interactorManager->FlushAndWaitExecution();
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}
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}
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}}
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fSGViewer->enable_keyboard_focus();
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}
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virtual void SetView() {
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#ifdef __APPLE__
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if(fSGQWidget && fSGViewer) {
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if( (2*fSGQWidget->width() == int(fSGViewer->width())) &&
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(2*fSGQWidget->height() == int(fSGViewer->height())) ){
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// With Qt/Cocoa, the received size in
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// tools::sg::glarea::resizeGL is twice the QWidget::[width(),height()]!
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// In general it does not pose problem, except when rendering 2D texts.
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// In order to have similar sizes than other platforms, we have to double
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// their pixel heights.
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fVP.SetGlobalMarkerScale(2);
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}
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}
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#endif
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parent::SetView();
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}
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protected:
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QWidget* fSGQWidget;
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G4ToolsSGQtDestroyCallback* fDestroyCallback;
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};
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#endif
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