Import Geant4 6.2.0 source tree
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Gabriele Cosmo
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//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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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. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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// * By copying, distributing or modifying the Program (or any work *
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// * based on the Program) you indicate your acceptance of this *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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//
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// $Id: G4OpenInventorWinViewer.cc,v 1.2 2004/04/08 10:49:57 gbarrand Exp $
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// GEANT4 tag $Name: geant4-06-02 $
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//
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/*
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* jck 05 Feb 1997 - Initial Implementation
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* jck 21 Apr 1997
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* Mods for SoXtHepViewer
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* gb : on Win32 use an SoXtExaminerViewer.
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* gb 05 April 2004 : creation.
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*/
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#ifdef G4VIS_BUILD_OIWIN32_DRIVER
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// this :
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#include "G4OpenInventorWinViewer.hh"
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#include <Inventor/nodes/SoSelection.h>
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#include <Inventor/Win/SoWin.h>
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#include <Inventor/Win/viewers/SoWinExaminerViewer.h>
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#include "G4OpenInventor.hh"
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#include "G4OpenInventorSceneHandler.hh"
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#include "G4VInteractorManager.hh"
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#include <windowsx.h>
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//
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// Global variables
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//
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//static void SecondaryLoopPostAction ();
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static LRESULT CALLBACK WindowProc (HWND,UINT,WPARAM,LPARAM);
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static const char className[] = "G4OpenInventorShellWindow";
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void G4OpenInventorWinViewer::FinishView () {
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if(!fViewer) return;
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fViewer->viewAll();
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fViewer->saveHomePosition();
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}
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void G4OpenInventorWinViewer::KernelVisitDecision () {
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// If there's a significant difference with the last view parameters
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// of either the scene handler or this viewer, trigger a rebuild.
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if (
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//??fG4OpenInventorSceneHandler.fPODLList.size() == 0 ||
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// We need a test for empty scene graph, such as
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// staticRoot.size() or something?????????? See temporary fix
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// in contructor. (John Allison Aug 2001)
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CompareForKernelVisit(fG4OpenInventorSceneHandler.fLastVP) ||
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CompareForKernelVisit(fLastVP)) {
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NeedKernelVisit ();
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}
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fLastVP = fVP;
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fG4OpenInventorSceneHandler.fLastVP = fVP;
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}
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G4bool G4OpenInventorWinViewer::CompareForKernelVisit
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(G4ViewParameters&) {
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if (
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(fLastVP.GetDrawingStyle () != fVP.GetDrawingStyle ()) ||
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(fLastVP.GetRepStyle () != fVP.GetRepStyle ()) ||
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(fLastVP.IsCulling () != fVP.IsCulling ()) ||
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(fLastVP.IsCullingInvisible () != fVP.IsCullingInvisible ()) ||
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(fLastVP.IsDensityCulling () != fVP.IsDensityCulling ()) ||
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(fLastVP.IsCullingCovered () != fVP.IsCullingCovered ()) ||
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(fLastVP.IsSection () != fVP.IsSection ()) ||
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// No need to visit kernel if section plane changes.
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(fLastVP.IsCutaway () != fVP.IsCutaway ()) ||
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(fLastVP.GetCutawayPlanes ().size () !=
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fVP.GetCutawayPlanes ().size ()) ||
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// No need to visit kernel if cutaway planes change.
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(fLastVP.IsExplode () != fVP.IsExplode ()) ||
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(fLastVP.GetNoOfSides () != fVP.GetNoOfSides ())
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) {
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return true;;
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}
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if (fLastVP.IsDensityCulling () &&
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(fLastVP.GetVisibleDensity () != fVP.GetVisibleDensity ()))
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return true;
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if (fLastVP.IsExplode () &&
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(fLastVP.GetExplodeFactor () != fVP.GetExplodeFactor ()))
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return true;
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return false;
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}
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G4OpenInventorWinViewer::G4OpenInventorWinViewer
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(G4OpenInventorSceneHandler& sceneHandler,
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const G4String& name)
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:G4VViewer (sceneHandler, sceneHandler.IncrementViewCount(), name)
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,fG4OpenInventorSceneHandler(sceneHandler)
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,fShell(0)
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,fViewer(0)
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,fSelection(0)
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,fInteractorManager(0)
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{
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fNeedKernelVisit = true; //?? Temporary, until KernelVisitDecision fixed.
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fInteractorManager =
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((G4OpenInventor*)fG4OpenInventorSceneHandler.GetGraphicsSystem())->
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GetInteractorManager();
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//Widget toplevel = (Widget)fInteractorManager->GetMainInteractor ();
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//fInteractorManager->
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//AddSecondaryLoopPostAction((G4SecondaryLoopAction)SecondaryLoopPostAction);
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G4cout << "Window name: " << fName << G4endl;
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//
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// Selection
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//
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fSelection = new SoSelection;
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fSelection->policy = SoSelection::SINGLE;
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fSelection->ref();
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fSelection->addChild(fG4OpenInventorSceneHandler.root);
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G4String wName = fName;
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#define SIZE 400
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HWND parent = (HWND)fInteractorManager->GetParentInteractor ();
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if(!parent) {
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//Create a shell window :
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G4String shellName = wName;
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shellName += "_shell";
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static SbBool done = FALSE;
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if(done==FALSE) {
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WNDCLASS wc;
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wc.style = CS_HREDRAW | CS_VREDRAW;
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wc.lpfnWndProc = (WNDPROC)WindowProc;
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wc.cbClsExtra = 0;
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wc.cbWndExtra = 0;
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wc.hInstance = ::GetModuleHandle(0);
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wc.hIcon = ::LoadIcon(0, IDI_APPLICATION);
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wc.hCursor = ::LoadCursor(0, IDC_ARROW);
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wc.hbrBackground = 0;
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wc.lpszMenuName = className;
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wc.lpszClassName = className;
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::RegisterClass(&wc);
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done = TRUE;
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}
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// Compell window to be created at 0,0 to bypass
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// the 'black border' problem.
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fShell = ::CreateWindow(className, shellName.c_str(),
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WS_OVERLAPPEDWINDOW,
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//CW_USEDEFAULT, CW_USEDEFAULT,
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0,0,400,400,0, 0,::GetModuleHandle(0),0);
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// Retreive window and client sizez :
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RECT wrect,crect;
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GetWindowRect((HWND)fShell,&wrect);
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GetClientRect((HWND)fShell,&crect);
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int ww = wrect.right-wrect.left;
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int wh = wrect.bottom-wrect.top;
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int cw = crect.right-crect.left;
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int ch = crect.bottom-crect.top;
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// Compell client rect to be 400 400 :
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MoveWindow((HWND)fShell,wrect.left,wrect.top,400+ww-cw,400+wh-ch,TRUE);
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::SetWindowLong((HWND)fShell,GWL_USERDATA,LONG(this));
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::SetWindowText((HWND)fShell,shellName.c_str());
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parent = fShell;
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fInteractorManager->AddShell(fShell);
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} else {
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char* str = fInteractorManager->GetCreationString();
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if(str!=0) wName = str;
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}
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fViewer = new SoWinExaminerViewer(parent,wName.c_str(),TRUE);
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fViewer->setSize(SbVec2s(SIZE,SIZE));
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fViewer->setSceneGraph(fSelection);
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fViewer->viewAll();
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fViewer->saveHomePosition();
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fViewer->setTitle(fName);
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fViewer->show();
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if(fShell) {
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SoWin::show(fShell);
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fInteractorManager->FlushAndWaitExecution ();
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}
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fInteractorManager->SetCreatedInteractor (fViewer -> getWidget());
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}
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G4OpenInventorWinViewer::~G4OpenInventorWinViewer () {
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if(fShell) fInteractorManager->RemoveShell(fShell);
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if(fViewer) delete fViewer;
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if(fShell) {
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::SetWindowLong((HWND)fShell,GWL_USERDATA,LONG(0));
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::DestroyWindow((HWND)fShell);
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}
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if(fSelection) fSelection->unref();
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}
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void G4OpenInventorWinViewer::ClearView () {
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}
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void G4OpenInventorWinViewer::SetView () {
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}
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void G4OpenInventorWinViewer::DrawView () {
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G4cout << "debug Iv::DrawViewer " <<G4endl;
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KernelVisitDecision();
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ProcessView();
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FinishView();
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}
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void G4OpenInventorWinViewer::ShowView () {
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fInteractorManager -> SecondaryLoop ();
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}
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//////////////////////////////////////////////////////////////////////////////
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LRESULT CALLBACK WindowProc (
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HWND aWindow
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,UINT aMessage
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,WPARAM aWParam
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,LPARAM aLParam
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)
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//////////////////////////////////////////////////////////////////////////////
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// Below treatment of WM_SIZE, WM_SETFOCUS not necessary
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// with TGS, but needed with SoFree. WM_DESTROY needed for
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// 'main top level window' so that 'Close window' induces
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// the end of the task.
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//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
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{
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switch (aMessage) {
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case WM_SIZE:{ // Assume one child window !
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int width = LOWORD(aLParam);
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int height = HIWORD(aLParam);
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//printf("debug : G4SoWindow : WMS_SIZE : %d %d\n",width,height);
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HWND hwnd = ::GetFirstChild(aWindow);
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if(hwnd!=0) {
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::MoveWindow(hwnd,0,0,width,height,TRUE);
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}
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}return 0;
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case WM_SETFOCUS:{ // Assume one child window !
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HWND hwnd = ::GetFirstChild(aWindow);
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if(hwnd!=0) ::SetFocus(hwnd);
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}return 0;
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case WM_DESTROY:{
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//G4OpenInventorWinViewer* This =
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// (G4OpenInventorWinViewer*)::GetWindowLong(aWindow,GWL_USERDATA);
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//::PostQuitMessage(0);
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}return 0;
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default:
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return (::DefWindowProc(aWindow,aMessage,aWParam,aLParam));
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}
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}
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#endif
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