source: trunk/source/visualization/OpenGL/src/G4OpenGLQtViewer.cc @ 917

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1//
2// ********************************************************************
3// * License and Disclaimer                                           *
4// *                                                                  *
5// * The  Geant4 software  is  copyright of the Copyright Holders  of *
6// * the Geant4 Collaboration.  It is provided  under  the terms  and *
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15// * use.  Please see the license in the file  LICENSE  and URL above *
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20// * By using,  copying,  modifying or  distributing the software (or *
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24// ********************************************************************
25//
26//
27// $Id: G4OpenGLQtViewer.cc,v 1.35 2009/02/04 16:48:41 lgarnier Exp $
28// GEANT4 tag $Name:  $
29//
30//
31// G4OpenGLQtViewer : Class to provide Qt specific
32//                     functionality for OpenGL in GEANT4
33//
34// 27/06/2003 : G.Barrand : implementation (at last !).
35
36#ifdef G4VIS_BUILD_OPENGLQT_DRIVER
37
38#include "G4OpenGLQtViewer.hh"
39#include "G4VViewer.hh"
40#include "G4VSceneHandler.hh"
41#include "G4OpenGLSceneHandler.hh"
42
43#include "G4ios.hh"
44#include "G4VisExtent.hh"
45#include "G4LogicalVolume.hh"
46#include "G4VSolid.hh"
47#include "G4Point3D.hh"
48#include "G4Normal3D.hh"
49#include "G4Scene.hh"
50#include "G4OpenGLQtExportDialog.hh"
51#include "G4OpenGLQtMovieDialog.hh"
52#include "G4UnitsTable.hh"
53#include "G4Qt.hh"
54#include "G4UImanager.hh"
55#include "G4UIcommandTree.hh"
56#include <qlayout.h>
57#include <qdialog.h>
58#include <qprocess.h>
59#include <qapplication.h>
60#include <qdesktopwidget.h>
61
62#if QT_VERSION >= 0x040000
63#include <qmenu.h>
64#include <qimagewriter.h>
65#else
66#include <qaction.h>
67#include <qwidgetlist.h>
68#include <qpopupmenu.h>
69#include <qimage.h>
70#endif
71
72#include <qapplication.h>
73#include <qmessagebox.h>
74#include <qfiledialog.h>
75#include <qprinter.h>
76#include <qdatetime.h>
77#include <qpainter.h>
78#include <qgl.h> // include <qglwidget.h>
79#include <qdialog.h>
80#include <qevent.h> //include <qcontextmenuevent.h>
81
82
83//////////////////////////////////////////////////////////////////////////////
84/**
85   Implementation of virtual method of G4VViewer
86*/
87void G4OpenGLQtViewer::SetView (
88)
89//////////////////////////////////////////////////////////////////////////////
90//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
91{
92  G4OpenGLViewer::SetView ();
93}
94
95
96
97
98//////////////////////////////////////////////////////////////////////////////
99void G4OpenGLQtViewer::CreateMainWindow (
100 QGLWidget* glWidget
101 ,QString name
102)
103//////////////////////////////////////////////////////////////////////////////
104//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
105{
106
107  if(fWindow) return; //Done.
108#ifdef G4DEBUG_VIS_OGL
109  printf("G4OpenGLQtViewer::CreateMainWindow glWidget\n");
110#endif
111
112  // launch Qt if not
113  G4Qt* interactorManager = G4Qt::getInstance ();
114  //  G4UImanager* UI = G4UImanager::GetUIpointer();
115
116  fWindow = glWidget ;
117  //  fWindow->makeCurrent();
118
119  // create window
120  if (((QApplication*)interactorManager->GetMainInteractor())) {
121    // look for the main window
122    bool found = false;
123#if QT_VERSION < 0x040000
124    // theses lines does nothing exept this one "GLWindow = new QDialog(0..."
125    // but if I comment them, it doesn't work...
126    QWidgetList  *list = QApplication::allWidgets();
127    QWidgetListIt it( *list );         // iterate over the widgets
128    QWidget * widget;
129    while ( (widget=it.current()) != 0 ) {  // for each widget...
130      ++it;
131      if ((found== false) && (widget->inherits("QMainWindow"))) {
132        GLWindow = new QDialog(0,0,FALSE,Qt::WStyle_Title | Qt::WStyle_SysMenu | Qt::WStyle_MinMax );
133        found = true;
134      }
135    }
136    delete list;                      // delete the list, not the widgets
137#else
138    foreach (QWidget *widget, QApplication::allWidgets()) {
139      if ((found== false) && (widget->inherits("QMainWindow"))) {
140        GLWindow = new QDialog(0,Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowMinMaxButtonsHint);
141        found = true;
142      }
143    }
144#endif
145
146#if QT_VERSION < 0x040000
147    glWidget->reparent(GLWindow,0,QPoint(0,0)); 
148#else
149    glWidget->setParent(GLWindow); 
150#endif
151
152    if (found==false) {
153#ifdef G4DEBUG_VIS_OGL
154      printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist, but not found\n");
155#endif
156      GLWindow = new QDialog();
157    }
158  } else {
159#ifdef G4DEBUG_VIS_OGL
160    printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist\n");
161#endif
162    GLWindow = new QDialog();
163  }
164
165  QHBoxLayout *mainLayout = new QHBoxLayout(GLWindow);
166
167  mainLayout->addWidget(fWindow);
168
169#if QT_VERSION < 0x040000
170  GLWindow->setCaption(name );
171#else
172  GLWindow->setLayout(mainLayout);
173  GLWindow->setWindowTitle( name);
174#endif
175  fWinSize_x = fVP.GetWindowSizeHintX();
176  fWinSize_y = fVP.GetWindowSizeHintY();
177
178  //useful for MACOSX, we have to compt the menuBar height
179  int offset = QApplication::desktop()->height()
180                      - QApplication::desktop()->availableGeometry().height();
181
182  G4int YPos= fVP.GetWindowAbsoluteLocationHintY(QApplication::desktop()->height());
183  if (fVP.GetWindowAbsoluteLocationHintY(QApplication::desktop()->height())< offset) {
184    YPos = offset;
185  }
186  GLWindow->resize(fWinSize_x, fWinSize_y);
187  GLWindow->move(fVP.GetWindowAbsoluteLocationHintX(QApplication::desktop()->width()),YPos);
188  GLWindow->show();
189 
190  if(!fWindow) return;
191#ifdef G4DEBUG_VIS_OGL
192  printf("G4OpenGLQtViewer::CreateMainWindow glWidget END\n");
193#endif
194
195  if (!fContextMenu)
196    createPopupMenu();
197
198}
199
200#if QT_VERSION >= 0x040000
201/**  Close the dialog and set the pointer to NULL
202 */
203// void G4OpenGLQtViewer::dialogClosed() {
204//   //  GLWindow = NULL;
205// }
206#endif
207
208//////////////////////////////////////////////////////////////////////////////
209G4OpenGLQtViewer::G4OpenGLQtViewer (
210                                    G4OpenGLSceneHandler& scene
211                                    )
212  :G4VViewer (scene, -1)
213  ,G4OpenGLViewer (scene)
214  ,fWindow(0)
215  ,fRecordFrameNumber(0)
216  ,fRotationAngleX(0)
217  ,fRotationAngleY(0)
218  ,fDeltaRotationAngleX(0)
219  ,fDeltaRotationAngleY(0)
220  ,fContextMenu(0)
221  ,fMouseAction(STYLE1)
222  ,fDeltaRotation(1)
223  ,fDeltaSceneTranslation(0.01)
224  ,fDeltaDepth(0.01)
225  ,fDeltaZoom(0.05)
226  ,fDeltaMove(0.05)
227  ,fHoldKeyEvent(false)
228  ,fHoldMoveEvent(false)
229  ,fHoldRotateEvent(false)
230  ,fAutoMove(false)
231  ,fEncoderPath("")
232  ,fTempFolderPath("")
233  ,fMovieTempFolderPath("")
234  ,fSaveFileName("")
235  ,fParameterFileName("mpeg_encode_parameter_file.par")
236  ,fMovieParametersDialog(NULL)
237  ,fRecordingStep(WAIT)
238  ,fProcess(NULL)
239  ,fLaunchSpinDelay(100)
240{
241
242  // launch Qt if not
243  G4Qt::getInstance ();
244
245  fLastPos3 = QPoint(-1,-1);   
246  fLastPos2 = QPoint(-1,-1);   
247  fLastPos1 = QPoint(-1,-1);   
248 
249  initMovieParameters();
250
251  fLastEventTime = new QTime();
252
253#ifdef G4DEBUG_VIS_OGL
254  printf("G4OpenGLQtViewer::G4OpenGLQtViewer END\n");
255#endif
256}
257
258//////////////////////////////////////////////////////////////////////////////
259G4OpenGLQtViewer::~G4OpenGLQtViewer (
260)
261//////////////////////////////////////////////////////////////////////////////
262//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
263{
264#if QT_VERSION < 0x040000
265  G4cout <<removeTempFolder().ascii() <<G4endl;
266#else
267  G4cout <<removeTempFolder().toStdString().c_str() <<G4endl;
268#endif
269}
270
271
272/**
273   Create a popup menu for the widget. This menu is activated by right-mouse click
274*/
275void G4OpenGLQtViewer::createPopupMenu()    {
276
277#if QT_VERSION < 0x040000
278  fContextMenu = new QPopupMenu( GLWindow,"All" );
279#else
280  fContextMenu = new QMenu("All");
281#endif
282
283#if QT_VERSION < 0x040000
284  QPopupMenu *mMouseAction = new QPopupMenu( fContextMenu );
285  fContextMenu->insertItem("&Mouse actions",mMouseAction);
286#if QT_VERSION < 0x030200
287  fRotateAction =  new QAction("&Rotate","&Rotate",CTRL+Key_R,mMouseAction,0,true);
288  fMoveAction =  new QAction("&Move","&Move",CTRL+Key_M,mMouseAction,0,true);
289  fPickAction =  new QAction("&Pick","&Pick",CTRL+Key_P,mMouseAction,0,true);
290  QAction * shortcutsAction =  new QAction("&Show shortcuts","&Show shortcuts",CTRL+Key_S,mMouseAction,0,true);
291#else
292  fRotateAction =  new QAction("&Rotate",CTRL+Key_R,mMouseAction);
293  fMoveAction =  new QAction("&Move",CTRL+Key_M,mMouseAction);
294  fPickAction =  new QAction("&Pick",CTRL+Key_P,mMouseAction);
295  QAction *shortcutsAction =  new QAction("&Show shortcuts",CTRL+Key_S,mMouseAction);
296#endif
297  fRotateAction->addTo(mMouseAction);
298  fMoveAction->addTo(mMouseAction);
299  fPickAction->addTo(mMouseAction);
300  shortcutsAction->addTo(mMouseAction);
301
302  fRotateAction->setToggleAction(true);
303  fMoveAction->setToggleAction(true);
304  fPickAction->setToggleAction(true);
305  shortcutsAction->setToggleAction(true);
306
307  fRotateAction->setOn(true);
308  fMoveAction->setOn(false);
309  fPickAction->setOn(false);
310  shortcutsAction->setOn(false);
311
312
313  QObject ::connect(fRotateAction,
314                    SIGNAL(activated()),
315                    this,
316                    SLOT(actionMouseRotate()));
317
318  QObject ::connect(fMoveAction,
319                    SIGNAL(activated()),
320                    this,
321                    SLOT(actionMouseMove()));
322
323  QObject ::connect(fPickAction,
324                    SIGNAL(activated()),
325                    this,
326                    SLOT(actionMousePick()));
327
328  QObject ::connect(shortcutsAction,
329                    SIGNAL(activated()),
330                    this,
331                    SLOT(showShortcuts()));
332
333#else
334  QMenu *mMouseAction = fContextMenu->addMenu("&Mouse actions");
335
336  fRotateAction = mMouseAction->addAction("Rotate");
337  fMoveAction = mMouseAction->addAction("Move");
338  fPickAction = mMouseAction->addAction("Pick");
339  QAction *shortcutsAction = mMouseAction->addAction("Show shortcuts");
340
341  fRotateAction->setCheckable(true);
342  fMoveAction->setCheckable(false);
343  fPickAction->setCheckable(false);
344  shortcutsAction->setCheckable(false);
345
346  fRotateAction->setChecked(true);
347  fMoveAction->setChecked(false);
348  fPickAction->setChecked(false);
349  shortcutsAction->setChecked(false);
350
351  QObject ::connect(fRotateAction,
352                    SIGNAL(triggered(bool)),
353                    this,
354                    SLOT(actionMouseRotate()));
355
356  QObject ::connect(fMoveAction,
357                    SIGNAL(triggered(bool)),
358                    this,
359                    SLOT(actionMouseMove()));
360
361  QObject ::connect(fPickAction,
362                    SIGNAL(triggered(bool)),
363                    this,
364                    SLOT(actionMousePick()));
365
366  QObject ::connect(shortcutsAction,
367                    SIGNAL(triggered(bool)),
368                    this,
369                    SLOT(showShortcuts()));
370#endif
371
372#if QT_VERSION < 0x040000
373  // === Style Menu ===
374  QPopupMenu *mStyle = new QPopupMenu(fContextMenu);
375
376  QPopupMenu *mRepresentation = new QPopupMenu(fContextMenu);
377
378  QPopupMenu *mProjection = new QPopupMenu(fContextMenu);
379
380#if QT_VERSION < 0x030200
381  QAction *polyhedron = new QAction("&Polyhedron","&Polyhedron",CTRL+Key_P,mRepresentation,0,true);
382  QAction *nurbs = new QAction("&NURBS","&NURBS",CTRL+Key_N,mRepresentation,0,true);
383
384  QAction *ortho = new QAction("&Orthographic","&Orthographic",CTRL+Key_O,mProjection,0,true);
385  QAction *perspective = new QAction("&Perspective","&Perspective",CTRL+Key_P,mProjection,0,true);
386#else
387  QAction *polyhedron = new QAction("&Polyhedron",CTRL+Key_P,mRepresentation);
388  QAction *nurbs = new QAction("&NURBS",CTRL+Key_N,mRepresentation);
389
390  QAction *ortho = new QAction("&Orthographic",CTRL+Key_O,mProjection);
391  QAction *perspective = new QAction("&Perspective",CTRL+Key_P,mProjection);
392  polyhedron->setToggleAction(true);
393  nurbs->setToggleAction(true);
394  ortho->setToggleAction(true);
395  perspective->setToggleAction(true);
396#endif
397  polyhedron->addTo(mRepresentation);
398  nurbs->addTo(mRepresentation);
399
400  ortho->addTo(mProjection);
401  perspective->addTo(mProjection);
402
403  mStyle->insertItem("&Representation",mRepresentation);
404  mStyle->insertItem("&Projection",mProjection);
405  fContextMenu->insertItem("&Style",mStyle);
406
407
408#else
409  // === Style Menu ===
410  QMenu *mStyle = fContextMenu->addMenu("&Style");
411
412  QMenu *mRepresentation = mStyle->addMenu("&Representation");
413  QMenu *mProjection = mStyle->addMenu("&Projection");
414  QAction *polyhedron = mRepresentation->addAction("Polyhedron");
415  QAction *nurbs = mRepresentation->addAction("NURBS");
416
417  QAction *ortho = mProjection->addAction("Orthographic");
418  QAction *perspective = mProjection->addAction("Persepective");
419#endif
420
421  // INIT mRepresentation
422  G4ViewParameters::RepStyle style;
423  style = fVP.GetRepStyle();
424  if (style == G4ViewParameters::polyhedron) {
425    createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),1);
426  } else if (style == G4ViewParameters::nurbs) {
427    createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),2);
428  } else {
429    mRepresentation->clear();
430  }
431
432  // INIT mProjection
433  if (fVP.GetFieldHalfAngle() == 0) {
434    createRadioAction(ortho, perspective,SLOT(toggleProjection(bool)),1);
435  } else {
436    createRadioAction(ortho, perspective,SLOT(toggleProjection(bool)),2);
437  }
438
439#if QT_VERSION < 0x040000
440  // === Drawing Menu ===
441  QPopupMenu *mDrawing = new QPopupMenu(fContextMenu);
442  fContextMenu->insertItem("&Drawing",mDrawing);
443
444#if QT_VERSION < 0x030200
445  fDrawingWireframe = new QAction("&Wireframe","&Wireframe",CTRL+Key_W,mDrawing,0,true);
446  fDrawingLineRemoval = new QAction("&Hidden line removal","&Hidden line removal",CTRL+Key_L,mDrawing,0,true);
447  fDrawingSurfaceRemoval = new QAction("&Hidden surface removal","&Hidden surface removal",CTRL+Key_S,mDrawing,0,true);
448  fDrawingLineSurfaceRemoval = new QAction("&Hidden line and surface removal","&Hidden line and surface removal",CTRL+Key_R,mDrawing,0,true);
449#else
450  fDrawingWireframe = new QAction("&Wireframe",CTRL+Key_W,mDrawing);
451  fDrawingLineRemoval = new QAction("&Hidden line removal",CTRL+Key_L,mDrawing);
452  fDrawingSurfaceRemoval = new QAction("&Hidden surface removal",CTRL+Key_S,mDrawing);
453  fDrawingLineSurfaceRemoval = new QAction("&Hidden line and surface removal",CTRL+Key_R,mDrawing);
454#endif
455  fDrawingWireframe->setToggleAction(true);
456  fDrawingLineRemoval->setToggleAction(true);
457  fDrawingSurfaceRemoval->setToggleAction(true);
458  fDrawingLineSurfaceRemoval->setToggleAction(true);
459
460  fDrawingWireframe->addTo(mDrawing);
461  fDrawingLineRemoval->addTo(mDrawing);
462  fDrawingSurfaceRemoval->addTo(mDrawing);
463  fDrawingLineSurfaceRemoval->addTo(mDrawing);
464
465
466#else
467  // === Drawing Menu ===
468  QMenu *mDrawing = mStyle->addMenu("&Drawing");
469
470  fDrawingWireframe = mDrawing->addAction("Wireframe");
471  fDrawingWireframe->setCheckable(true);
472
473  fDrawingLineRemoval = mDrawing->addAction("Hidden line removal");
474  fDrawingLineRemoval->setCheckable(true);
475
476  fDrawingSurfaceRemoval = mDrawing->addAction("Hidden Surface removal");
477  fDrawingSurfaceRemoval->setCheckable(true);
478
479  fDrawingLineSurfaceRemoval = mDrawing->addAction("Hidden line and surface removal");
480  fDrawingLineSurfaceRemoval->setCheckable(true);
481#endif
482  // INIT Drawing
483  G4ViewParameters::DrawingStyle d_style;
484  d_style = fVP.GetDrawingStyle();
485 
486#if QT_VERSION < 0x040000
487  if (d_style == G4ViewParameters::wireframe) {
488    fDrawingWireframe->setOn(true);
489  } else if (d_style == G4ViewParameters::hlr) {
490    fDrawingLineRemoval->setOn(true);
491  } else if (d_style == G4ViewParameters::hsr) {
492    fDrawingSurfaceRemoval->setOn(true);
493  } else if (d_style == G4ViewParameters::hlhsr) {
494    fDrawingLineSurfaceRemoval->setOn(true);
495  } else {
496    mDrawing->clear();
497  }
498  QObject ::connect(fDrawingWireframe,
499                    SIGNAL(activated()),
500                    this,
501                    SLOT(actionDrawingWireframe()));
502  QObject ::connect(fDrawingLineRemoval,
503                    SIGNAL(activated()),
504                    this,
505                    SLOT(actionDrawingLineRemoval()));
506  QObject ::connect(fDrawingSurfaceRemoval,
507                    SIGNAL(activated()),
508                    this,
509                    SLOT(actionDrawingSurfaceRemoval()));
510  QObject ::connect(fDrawingLineSurfaceRemoval,
511                    SIGNAL(activated()),
512                    this,
513                    SLOT(actionDrawingLineSurfaceRemoval()));
514#else
515  if (d_style == G4ViewParameters::wireframe) {
516    fDrawingWireframe->setChecked(true);
517  } else if (d_style == G4ViewParameters::hlr) {
518    fDrawingLineRemoval->setChecked(true);
519  } else if (d_style == G4ViewParameters::hsr) {
520    fDrawingSurfaceRemoval->setChecked(true);
521  } else if (d_style == G4ViewParameters::hlhsr) {
522    fDrawingLineSurfaceRemoval->setChecked(true);
523  } else {
524    mDrawing->clear();
525  }
526  QObject ::connect(fDrawingWireframe,
527                    SIGNAL(triggered(bool)),
528                    this,
529                    SLOT(actionDrawingWireframe()));
530  QObject ::connect(fDrawingLineRemoval,
531                    SIGNAL(triggered(bool)),
532                    this,
533                    SLOT(actionDrawingLineRemoval()));
534  QObject ::connect(fDrawingSurfaceRemoval,
535                    SIGNAL(triggered(bool)),
536                    this,
537                    SLOT(actionDrawingSurfaceRemoval()));
538  QObject ::connect(fDrawingLineSurfaceRemoval,
539                    SIGNAL(triggered(bool)),
540                    this,
541                    SLOT(actionDrawingLineSurfaceRemoval()));
542#endif
543
544
545
546#if QT_VERSION < 0x040000
547  QPopupMenu *mBackground = new QPopupMenu(mStyle);
548  mStyle->insertItem("&Background color",mBackground);
549
550#if QT_VERSION < 0x030200
551  QAction *white = new QAction("&White","&White",CTRL+Key_W,mBackground,0,true);
552  QAction *black =  new QAction("&Black","&Black",CTRL+Key_B,mBackground,0,true);
553#else
554  QAction *white = new QAction("&White",CTRL+Key_W,mBackground);
555  QAction *black =  new QAction("&Black",CTRL+Key_B,mBackground);
556  white->setToggleAction(true);
557  black->setToggleAction(true);
558#endif
559  white->addTo(mBackground);
560  black->addTo(mBackground);
561
562#else
563  QMenu *mBackground = mStyle->addMenu("&Background color");
564  QAction *white = mBackground->addAction("White");
565  QAction *black = mBackground->addAction("Black");
566
567#endif
568  if (background.GetRed() == 1. &&
569      background.GetGreen() == 1. &&
570      background.GetBlue() == 1.) {
571    createRadioAction(white,black,SLOT(toggleBackground(bool)),1);
572  } else {
573    createRadioAction(white,black,SLOT(toggleBackground(bool)),2);
574  }
575
576
577#if QT_VERSION < 0x040000
578  // === Action Menu ===
579  QPopupMenu *mActions = new QPopupMenu(fContextMenu);
580  fContextMenu->insertItem("&Actions",mActions);
581
582#if QT_VERSION < 0x030200
583  QAction *createEPS =  new QAction("&Save as ...","&Save as ...",CTRL+Key_S,mActions,0,true);
584#else
585  QAction *createEPS =  new QAction("&Save as ...",CTRL+Key_S,mActions);
586#endif
587  createEPS->addTo(mActions);
588  QObject ::connect(createEPS,
589                    SIGNAL(activated()),
590                    this,
591                    SLOT(actionSaveImage()));
592
593#else
594  // === Action Menu ===
595  QMenu *mActions = fContextMenu->addMenu("&Actions");
596  QAction *createEPS = mActions->addAction("Save as ...");
597  QObject ::connect(createEPS,
598                    SIGNAL(triggered()),
599                    this,
600                    SLOT(actionSaveImage()));
601#endif
602
603#if QT_VERSION < 0x040000
604#if QT_VERSION < 0x030200
605  QAction *movieParameters =  new QAction("&Make Movie...","&Make movie ...",CTRL+Key_M,mActions,0,true);
606#else
607  QAction *movieParameters =  new QAction("&Make Movie...",CTRL+Key_M,mActions);
608#endif
609  movieParameters->addTo(mActions);
610  QObject ::connect(movieParameters,
611                    SIGNAL(activated()),
612                    this,
613                    SLOT(actionMovieParameters()));
614
615#else
616  // === Action Menu ===
617  QAction *movieParameters = mActions->addAction("Movie parameters...");
618  QObject ::connect(movieParameters,
619                    SIGNAL(triggered()),
620                    this,
621                    SLOT(actionMovieParameters()));
622#endif
623
624
625
626
627#if QT_VERSION < 0x040000
628  // === Special Menu ===
629  QPopupMenu *mSpecial = new QPopupMenu(fContextMenu);
630  fContextMenu->insertItem("S&pecial",mSpecial);
631
632  QPopupMenu *mTransparency = new QPopupMenu(mSpecial);
633  mSpecial->insertItem("Transparency",mTransparency);
634
635#if QT_VERSION < 0x030200
636  QAction *transparencyOn = new QAction("&On","&On",CTRL+Key_O,mTransparency,0,true);
637  QAction *transparencyOff = new QAction("&Off","&Off",CTRL+Key_F,mTransparency,0,true);
638#else
639  QAction *transparencyOn = new QAction("&On",CTRL+Key_O,mTransparency);
640  QAction *transparencyOff = new QAction("&Off",CTRL+Key_F,mTransparency);
641  transparencyOn->setToggleAction(true);
642  transparencyOff->setToggleAction(true);
643#endif
644  transparencyOn->addTo(mTransparency);
645  transparencyOff->addTo(mTransparency);
646
647#else
648  // === Special Menu ===
649  QMenu *mSpecial = fContextMenu->addMenu("S&pecial");
650  QMenu *mTransparency = mSpecial->addMenu("Transparency");
651  QAction *transparencyOn = mTransparency->addAction("On");
652  QAction *transparencyOff = mTransparency->addAction("Off");
653#endif
654
655  if (transparency_enabled == false) {
656    createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),2);
657  } else if (transparency_enabled == true) {
658    createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),1);
659  } else {
660    mSpecial->clear();
661  }
662
663
664#if QT_VERSION < 0x040000
665  QPopupMenu *mAntialiasing = new QPopupMenu(mSpecial);
666  mSpecial->insertItem("Antialiasing",mAntialiasing);
667
668#if QT_VERSION < 0x030200
669  QAction *antialiasingOn = new QAction("&On","&On",CTRL+Key_O,mAntialiasing,0,true);
670  QAction *antialiasingOff = new QAction("&Off","&Off",CTRL+Key_F,mAntialiasing,0,true);
671#else
672  QAction *antialiasingOn = new QAction("&On",CTRL+Key_O,mAntialiasing);
673  QAction *antialiasingOff = new QAction("&Off",CTRL+Key_F,mAntialiasing);
674  antialiasingOn->setToggleAction(true);
675  antialiasingOff->setToggleAction(true);
676#endif
677  antialiasingOn->addTo(mAntialiasing);
678  antialiasingOff->addTo(mAntialiasing);
679
680#else
681  QMenu *mAntialiasing = mSpecial->addMenu("Antialiasing");
682  QAction *antialiasingOn = mAntialiasing->addAction("On");
683  QAction *antialiasingOff = mAntialiasing->addAction("Off");
684#endif
685
686  if (antialiasing_enabled == false) {
687    createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),2);
688  } else if (antialiasing_enabled == true) {
689    createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),1);
690  } else {
691    mAntialiasing->clear();
692  }
693
694#if QT_VERSION < 0x040000
695  QPopupMenu *mHaloing = new QPopupMenu(mSpecial);
696  mSpecial->insertItem("Haloing",mHaloing);
697
698#if QT_VERSION < 0x030200
699  QAction *haloingOn = new QAction("&On","&On",CTRL+Key_O,mHaloing,0,true);
700  QAction *haloingOff = new QAction("&Off","&Off",CTRL+Key_F,mHaloing,0,true);
701#else
702  QAction *haloingOn = new QAction("&On",CTRL+Key_O,mHaloing);
703  QAction *haloingOff = new QAction("&Off",CTRL+Key_F,mHaloing);
704  haloingOn->setToggleAction(true);
705  haloingOff->setToggleAction(true);
706#endif
707  haloingOn->addTo(mHaloing);
708  haloingOff->addTo(mHaloing);
709#else
710  QMenu *mHaloing = mSpecial->addMenu("Haloing");
711  QAction *haloingOn = mHaloing->addAction("On");
712  QAction *haloingOff = mHaloing->addAction("Off");
713#endif
714  if (haloing_enabled == false) {
715    createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),2);
716  } else if (haloing_enabled == true) {
717    createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),1);
718  } else {
719    mHaloing->clear();
720  }
721
722#if QT_VERSION < 0x040000
723  QPopupMenu *mAux = new QPopupMenu(mSpecial);
724  mSpecial->insertItem("Auxiliairy edges",mAux);
725
726#if QT_VERSION < 0x030200
727  QAction *auxOn = new QAction("&On","&On",CTRL+Key_O,mAux,0,true);
728  QAction *auxOff = new QAction("&Off","&Off",CTRL+Key_F,mAux,0,true);
729#else
730  QAction *auxOn = new QAction("&On",CTRL+Key_O,mAux);
731  QAction *auxOff = new QAction("&Off",CTRL+Key_F,mAux);
732  auxOn->setToggleAction(true);
733  auxOff->setToggleAction(true);
734#endif
735  auxOn->addTo(mAux);
736  auxOff->addTo(mAux);
737
738#else
739  QMenu *mAux = mSpecial->addMenu("Auxiliary edges");
740  QAction *auxOn = mAux->addAction("On");
741  QAction *auxOff = mAux->addAction("Off");
742#endif
743  if (!fVP.IsAuxEdgeVisible()) {
744    createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),1);
745  } else {
746    createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),2);
747  }
748
749
750
751#if QT_VERSION < 0x040000
752  QPopupMenu *mFullScreen = new QPopupMenu(mSpecial);
753  mSpecial->insertItem("Full screen",mFullScreen);
754
755#if QT_VERSION < 0x030200
756  fFullScreenOn = new QAction("&On","&On",CTRL+Key_O,mFullScreen,0,true);
757  fFullScreenOff = new QAction("&Off","&Off",CTRL+Key_F,mFullScreen,0,true);
758#else
759  fFullScreenOn = new QAction("&On",CTRL+Key_O,mFullScreen);
760  fFullScreenOff = new QAction("&Off",CTRL+Key_F,mFullScreen);
761  fFullScreenOn->setToggleAction(true);
762  fFullScreenOff->setToggleAction(true);
763#endif
764  fFullScreenOn->addTo(mFullScreen);
765  fFullScreenOff->addTo(mFullScreen);
766#else
767  QMenu *mFullScreen = mSpecial->addMenu("&Full screen");
768  fFullScreenOn = mFullScreen->addAction("On");
769  fFullScreenOff = mFullScreen->addAction("Off");
770#endif
771  createRadioAction(fFullScreenOn,fFullScreenOff,SLOT(toggleFullScreen(bool)),2);
772
773}
774
775
776void G4OpenGLQtViewer::G4manageContextMenuEvent(QContextMenuEvent *e)
777{
778  if (!GLWindow) {
779    G4cerr << "Visualization window not defined, please choose one before" << G4endl;
780  } else {
781 
782    if (!fContextMenu)
783      createPopupMenu();
784   
785    // launch menu
786    if ( fContextMenu ) {
787      fContextMenu->exec( e->globalPos() );
788      //    delete fContextMenu;
789    }
790  }
791  e->accept();
792}
793
794
795/**
796   Create a radio button menu. The two menu will be connected. When click on one,
797   eatch state will be invert and callback method will be called.
798   @param action1 first action to connect
799   @param action2 second action to connect
800   @param method callback method
801   @param nCheck: 1 : first action will be set true. 2 : second action will be set true
802*/
803#if QT_VERSION < 0x040000
804void G4OpenGLQtViewer::createRadioAction(QAction *action1,QAction *action2, const std::string& method,unsigned int nCheck) {
805
806  if (action1->parent()->inherits("QPopupMenu")){
807    ((QPopupMenu*)action1->parent())->setCheckable(true);
808    ((QPopupMenu*)action2->parent())->setCheckable(true);
809  }
810  action1->setOn(false);
811   action2->setOn(false);
812
813  if (nCheck ==1)
814    action1->setOn(true);
815  else
816    action2->setOn(true);
817   
818  //FIXME : Should not work on Qt3
819  QObject ::connect(action1, SIGNAL(activated()),action2, SLOT(toggle()));
820  QObject ::connect(action2, SIGNAL(activated()),action1, SLOT(toggle()));
821
822  QObject ::connect(action1, SIGNAL(toggled(bool)),this, method.c_str());
823}
824
825#else
826void G4OpenGLQtViewer::createRadioAction(QAction *action1,QAction *action2, const std::string& method,unsigned int nCheck) {
827
828  action1->setCheckable(true);
829  action2->setCheckable(true);
830
831  if (nCheck ==1)
832    action1->setChecked (true);
833  else
834    action2->setChecked (true);
835   
836  QObject ::connect(action1, SIGNAL(triggered(bool)),action2, SLOT(toggle()));
837  QObject ::connect(action2, SIGNAL(triggered(bool)),action1, SLOT(toggle()));
838
839  QObject ::connect(action1, SIGNAL(toggled(bool)),this, method.c_str());
840
841}
842#endif
843
844/**
845   Slot activate when mouseAction->rotate menu is set
846 */
847void G4OpenGLQtViewer::actionMouseRotate() {
848  emit toggleMouseAction(STYLE1);
849}
850
851
852/**
853   Slot activate when mouseAction->rotate menu is set
854 */
855void G4OpenGLQtViewer::actionMouseMove() {
856  emit toggleMouseAction(STYLE2);
857}
858
859
860/**
861   Slot activate when mouseAction->zoom menu is set
862 */
863void G4OpenGLQtViewer::actionMousePick() {
864  emit toggleMouseAction(STYLE3);
865}
866
867
868/**
869   Slot activate when drawing->wireframe menu is set
870 */
871void G4OpenGLQtViewer::actionDrawingWireframe() {
872  emit toggleDrawingAction(1);
873}
874
875/**
876   Slot activate when drawing->line removal menu is set
877 */
878void G4OpenGLQtViewer::actionDrawingLineRemoval() {
879  emit toggleDrawingAction(2);
880}
881
882/**
883   Slot activate when drawing->surface removal menu is set
884 */
885void G4OpenGLQtViewer::actionDrawingSurfaceRemoval() {
886  emit toggleDrawingAction(3);
887}
888
889/**
890   Slot activate when drawing->wireframe menu is set
891 */
892void G4OpenGLQtViewer::actionDrawingLineSurfaceRemoval() {
893  emit toggleDrawingAction(4);
894}
895
896
897/**
898   Slot activated when mouse action is toggle
899   @param aAction : STYLE1, STYLE2, STYLE3
900 */
901void G4OpenGLQtViewer::toggleMouseAction(mouseActions aAction) {
902 
903  if ((aAction == STYLE1) || //initialize all
904      (aAction == STYLE2) ||
905      (aAction == STYLE3))  {
906#if QT_VERSION < 0x040000
907    fRotateAction->setOn (false);
908    fMoveAction->setOn (false);
909    fPickAction->setOn (false);
910#else
911    fRotateAction->setChecked (false);
912    fMoveAction->setChecked (false);
913    fPickAction->setChecked (false);
914#endif
915    fVP.SetPicking(false);
916    fMouseAction = aAction;
917  }
918  // rotate
919  if (aAction == STYLE1) {  // rotate
920    showShortcuts();
921#if QT_VERSION < 0x040000
922    fRotateAction->setOn (true);
923#else
924    fRotateAction->setChecked (true);
925#endif
926  } else  if (aAction == STYLE2) { //move
927#if QT_VERSION < 0x040000
928    fMoveAction->setOn (true);
929#else
930    fMoveAction->setChecked (true);
931#endif
932  } else  if (aAction == STYLE3) { //pick
933#if QT_VERSION < 0x040000
934    fPickAction->setOn (true);
935#else
936    fPickAction->setChecked (true);
937#endif
938    fVP.SetPicking(true);
939  }
940}
941
942/**
943   Show shortcuts for this mouse action
944 */
945void G4OpenGLQtViewer::showShortcuts() {
946  if (fMouseAction == STYLE1) {  // rotate
947    G4cout << "Click and move mouse to rotate volume " << G4endl;
948    G4cout << "Press left/right arrows to move volume left/right" << G4endl;
949    G4cout << "Press up/down arrows to move volume up/down" << G4endl;
950    G4cout << "Press ALT+up/down arrows to move volume toward/forward" << G4endl;
951    G4cout << "Press SHIFT+left/right arrows to rotate volume left/right" << G4endl;
952    G4cout << "Press SHIFT+up/down arrows to rotate volume up/down" << G4endl;
953    G4cout << "Press ALT+/- to slow/speed auto rotation/move" << G4endl;
954    G4cout << "In video mode : " << G4endl;
955    G4cout << " Press SPACE to Start/Pause video recording " << G4endl;
956    G4cout << " Press RETURN to Stop video recording " << G4endl;
957  } else  if (fMouseAction == STYLE2) { //move
958    G4cout << "Move camera point of view with mouse" << G4endl;
959    G4cout << "Press left/right arrows to move volume left/right" << G4endl;
960    G4cout << "Press up/down arrows to move volume up/down" << G4endl;
961    G4cout << "Press ALT+up/down arrows to move volume toward/forward" << G4endl;
962    G4cout << "Press SHIFT+left/right arrows to rotate volume left/right" << G4endl;
963    G4cout << "Press SHIFT+up/down arrows to rotate volume up/down" << G4endl;
964    G4cout << "Press +/- to zoom into volume" << G4endl;
965    G4cout << "Press ALT+/- to slow/speed auto rotation/move" << G4endl;
966    G4cout << "In video mode : " << G4endl;
967    G4cout << " Press SPACE to Start/Pause video recording " << G4endl;
968    G4cout << " Press RETURN to Stop video recording " << G4endl;
969  } else  if (fMouseAction == STYLE3) { //pick
970    G4cout << "Click and pick " << G4endl;
971  } else {
972    G4cout << "Move camera point of view with mouse" << G4endl;
973    G4cout << "Press left/right arrows to move volume left/right" << G4endl;
974    G4cout << "Press up/down arrows to move volume up/down" << G4endl;
975    G4cout << "Press ALT+up/down arrows to move volume toward/forward" << G4endl;
976    G4cout << "Press SHIFT+left/right arrows to rotate volume left/right" << G4endl;
977    G4cout << "Press SHIFT+up/down arrows to rotate volume up/down" << G4endl;
978    G4cout << "Press +/- to zoom into volume" << G4endl;
979    G4cout << "Press ALT+/- to slow/speed auto rotation/move" << G4endl;
980    G4cout << "In video mode : " << G4endl;
981    G4cout << " Press SPACE to Start/Pause video recording " << G4endl;
982    G4cout << " Press RETURN to Stop video recording " << G4endl;
983  }
984
985}
986
987
988
989/**
990   Slot activated when drawing menu is toggle
991   Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
992   KernelVisitDecision () will be call and will set the fNeedKernelVisit
993   to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
994   It will cause a redraw of the view
995   @param aAction : 1 wireframe, 2 line removal, 3 surface removal, 4 line & surface removal
996   @see G4OpenGLStoredQtViewer::DrawView
997   @see G4XXXStoredViewer::CompareForKernelVisit
998 */
999void G4OpenGLQtViewer::toggleDrawingAction(int aAction) {
1000
1001  G4ViewParameters::DrawingStyle d_style = G4ViewParameters::wireframe;
1002 
1003
1004  // initialize
1005  if ((aAction >0) && (aAction <5)) {
1006#if QT_VERSION < 0x040000
1007    fDrawingWireframe->setOn(false);
1008    fDrawingLineRemoval->setOn(false);
1009    fDrawingSurfaceRemoval->setOn(false);
1010    fDrawingLineSurfaceRemoval->setOn(false);
1011#else
1012    fDrawingWireframe->setChecked (false);
1013    fDrawingLineRemoval->setChecked (false);
1014    fDrawingSurfaceRemoval->setChecked (false);
1015    fDrawingLineSurfaceRemoval->setChecked (false);
1016#endif
1017  }
1018  if (aAction ==1) {
1019#if QT_VERSION < 0x040000
1020    fDrawingWireframe->setOn(true);
1021#else
1022    fDrawingWireframe->setChecked (true);
1023#endif
1024
1025    d_style = G4ViewParameters::wireframe;
1026
1027  } else  if (aAction ==2) {
1028#if QT_VERSION < 0x040000
1029    fDrawingLineRemoval->setOn(true);
1030#else
1031    fDrawingLineRemoval->setChecked (true);
1032#endif
1033
1034    d_style = G4ViewParameters::hlr;
1035
1036  } else  if (aAction ==3) {
1037#if QT_VERSION < 0x040000
1038    fDrawingSurfaceRemoval->setOn(true);
1039#else
1040    fDrawingSurfaceRemoval->setChecked (true);
1041#endif
1042
1043    d_style = G4ViewParameters::hsr;
1044
1045  } else  if (aAction ==4) {
1046#if QT_VERSION < 0x040000
1047    fDrawingLineSurfaceRemoval->setOn(true);
1048#else
1049    fDrawingLineSurfaceRemoval->setChecked (true);
1050#endif
1051    d_style = G4ViewParameters::hlhsr;
1052  }
1053  fVP.SetDrawingStyle(d_style);
1054
1055  updateQWidget();
1056}
1057
1058
1059/**
1060   SLOT Activate by a click on the representation menu
1061   Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
1062   KernelVisitDecision () will be call and will set the fNeedKernelVisit
1063   to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
1064   It will cause a redraw of the view
1065   @param check : 1 polyhedron, 0 nurbs
1066   @see G4OpenGLStoredQtViewer::DrawView
1067   @see G4XXXStoredViewer::CompareForKernelVisit
1068*/
1069void G4OpenGLQtViewer::toggleRepresentation(bool check) {
1070
1071  G4ViewParameters::RepStyle style;
1072  if (check == 1) {
1073    style = G4ViewParameters::polyhedron;
1074  } else {
1075    style = G4ViewParameters::nurbs;
1076  }
1077  fVP.SetRepStyle (style);
1078
1079  updateQWidget();
1080}
1081
1082/**
1083   SLOT Activate by a click on the projection menu
1084   Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
1085   KernelVisitDecision () will be call and will set the fNeedKernelVisit
1086   to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
1087   It will cause a redraw of the view
1088   @param check : 1 orthographic, 2 perspective
1089   @see G4OpenGLStoredQtViewer::DrawView
1090   @see G4XXXStoredViewer::CompareForKernelVisit
1091*/
1092void G4OpenGLQtViewer::toggleProjection(bool check) {
1093
1094  if (check == 1) {
1095    fVP.SetFieldHalfAngle (0);
1096  } else {
1097
1098    // look for the default parameter hidden in G4UIcommand parameters
1099    G4UImanager* UI = G4UImanager::GetUIpointer();
1100    if(UI==NULL)
1101      return;
1102    G4UIcommandTree * treeTop = UI->GetTree();
1103
1104    // find command
1105    G4UIcommand* command = treeTop->FindPath("/vis/viewer/set/projection");
1106    if (!command)
1107      return;
1108
1109    // find param
1110    G4UIparameter * angleParam = NULL;
1111    for(G4int i=0;  i<command->GetParameterEntries(); i++)
1112    {
1113      if( command->GetParameter(i)->GetParameterName() == "field-half-angle" ) {
1114        angleParam = command->GetParameter(i);
1115      }
1116    }
1117    if (!angleParam)
1118      return;
1119
1120    // find unit
1121    G4UIparameter * unitParam = NULL;
1122    for(G4int i=0;  i<command->GetParameterEntries(); i++)
1123    {
1124      if( command->GetParameter(i)->GetParameterName() == "unit" ) {
1125        unitParam = command->GetParameter(i);
1126      }
1127    }
1128    if (!unitParam)
1129      return;
1130
1131    G4double defaultValue = command->ConvertToDouble(angleParam->GetDefaultValue())
1132                            * G4UnitDefinition::GetValueOf(unitParam->GetDefaultValue());
1133    if (defaultValue > 89.5 || defaultValue <= 0.0) {
1134      G4cerr << "Field half angle should be 0 < angle <= 89.5 degrees. Check your default Field half angle parameter";
1135    } else {
1136      G4cout << "Perspective view has been set to default value. Field half angle="<<angleParam->GetDefaultValue() <<" " << G4endl;
1137      fVP.SetFieldHalfAngle (defaultValue);
1138      SetView ();
1139    }
1140  } 
1141  updateQWidget();
1142}
1143
1144
1145/**
1146   SLOT Activate by a click on the background menu
1147@param check : 1 white, 0 black
1148*/
1149void G4OpenGLQtViewer::toggleBackground(bool check) {
1150
1151  //   //I need to revisit the kernel if the background colour changes and
1152  //   //hidden line removal is enabled, because hlr drawing utilises the
1153  //   //background colour in its drawing...
1154  //   // (Note added by JA 13/9/2005) Background now handled in view
1155  //   // parameters.  A kernel visit is triggered on change of background.
1156  if (check == 1) {
1157    ((G4ViewParameters&)this->GetViewParameters()).
1158      SetBackgroundColour(G4Colour(1.,1.,1.));  // White
1159  } else {
1160    ((G4ViewParameters&)this->GetViewParameters()).
1161      SetBackgroundColour(G4Colour(0.,0.,0.));  // Black
1162  }
1163  updateQWidget();
1164}
1165
1166/**
1167   SLOT Activate by a click on the transparency menu
1168@param check : 1 , 0
1169*/
1170void G4OpenGLQtViewer::toggleTransparency(bool check) {
1171 
1172  if (check) {
1173    transparency_enabled = false;
1174  } else {
1175    transparency_enabled = true;
1176  }
1177  SetNeedKernelVisit (true);
1178  updateQWidget();
1179}
1180
1181/**
1182   SLOT Activate by a click on the antialiasing menu
1183@param check : 1 , 0
1184*/
1185void G4OpenGLQtViewer::toggleAntialiasing(bool check) {
1186
1187  if (!check) {
1188    antialiasing_enabled = false;
1189    glDisable (GL_LINE_SMOOTH);
1190    glDisable (GL_POLYGON_SMOOTH);
1191  } else {
1192    antialiasing_enabled = true;
1193    glEnable (GL_LINE_SMOOTH);
1194    glHint (GL_LINE_SMOOTH_HINT, GL_NICEST);
1195    glEnable (GL_POLYGON_SMOOTH);
1196    glHint (GL_POLYGON_SMOOTH_HINT, GL_NICEST);
1197  }
1198
1199  updateQWidget();
1200}
1201
1202/**
1203   SLOT Activate by a click on the haloing menu
1204@param check : 1 , 0
1205*/
1206//FIXME : I SEE NOTHING...
1207void G4OpenGLQtViewer::toggleHaloing(bool check) {
1208  if (check) {
1209    haloing_enabled = false;
1210  } else {
1211    haloing_enabled = true;
1212  }
1213
1214  updateQWidget();
1215
1216}
1217
1218/**
1219   SLOT Activate by a click on the auxiliaire edges menu
1220@param check : 1 , 0
1221*/
1222void G4OpenGLQtViewer::toggleAux(bool check) {
1223  if (check) {
1224    fVP.SetAuxEdgeVisible(false);
1225  } else {
1226    fVP.SetAuxEdgeVisible(true);
1227  }
1228  SetNeedKernelVisit (true);
1229  updateQWidget();
1230
1231}
1232
1233/**
1234   SLOT Activate by a click on the full screen menu
1235*/
1236void G4OpenGLQtViewer::toggleFullScreen(bool check) {
1237  if (check != GLWindow->isFullScreen()) { //toggle
1238#if QT_VERSION >= 0x030200
1239    GLWindow->setWindowState(GLWindow->windowState() ^ Qt::WindowFullScreen);
1240#else
1241    G4cerr << "This version of Qt could not do fullScreen. Resizing the widget is the only solution available." << G4endl;
1242#endif
1243  }
1244}
1245
1246
1247void G4OpenGLQtViewer::savePPMToTemp() {
1248  if (fMovieTempFolderPath == "") {
1249    return;
1250  }
1251  QString fileName ="Test"+QString::number(fRecordFrameNumber)+".ppm";
1252  QString filePath =fMovieTempFolderPath+fileName;
1253
1254  QImage image;
1255  image = fWindow->grabFrameBuffer();
1256  bool res = false;
1257 
1258#if QT_VERSION < 0x040000
1259  res = image.save(filePath,"PPM");
1260#else
1261  res = image.save(filePath,0);
1262#endif
1263  if (res == false) {
1264    resetRecording();
1265    setRecordingInfos("Can't save tmp file "+filePath);
1266    return;
1267  }
1268 
1269  setRecordingInfos("File "+fileName+" saved");
1270  fRecordFrameNumber++;
1271}
1272
1273
1274
1275void G4OpenGLQtViewer::actionSaveImage() {
1276  QString filters;
1277#if QT_VERSION < 0x040000
1278  QStrList listFormat=QImageIO::outputFormats();
1279  char *tmp=listFormat.first();
1280  while (tmp!=0) {
1281    filters += QString(tmp) + ";;";
1282    tmp=listFormat.next();
1283  }
1284#else
1285  QList<QByteArray> formats =  QImageWriter::supportedImageFormats ();
1286  for (int i = 0; i < formats.size(); ++i) {
1287    filters +=formats.at(i) + ";;";
1288  }
1289#endif
1290  filters += "eps;;";
1291  filters += "ps;;";
1292  filters += "pdf";
1293  QString* selectedFormat = new QString();
1294#if QT_VERSION < 0x040000
1295  fPrintFilename =  QFileDialog::getSaveFileName ( ".",
1296                                                    filters,
1297                                                    GLWindow,
1298                                                    "Save file dialog",
1299                                                    tr("Save as ..."),
1300                                                    selectedFormat ).ascii();
1301#else
1302  fPrintFilename =  QFileDialog::getSaveFileName ( GLWindow,
1303                                                    tr("Save as ..."),
1304                                                    ".",
1305                                                    filters,
1306                                                    selectedFormat ).toStdString().c_str();
1307#endif
1308  // bmp jpg jpeg png ppm xbm xpm
1309  if (fPrintFilename.empty()) {
1310    return;
1311  }
1312#if QT_VERSION < 0x040000
1313  fPrintFilename += "." + selectedFormat->ascii();
1314  QString format = selectedFormat->lower();
1315#else
1316  fPrintFilename += "." + selectedFormat->toStdString();
1317  QString format = selectedFormat->toLower();
1318#endif
1319  G4OpenGLQtExportDialog* exportDialog= new G4OpenGLQtExportDialog(GLWindow,format,fWindow->height(),fWindow->width());
1320  if(  exportDialog->exec()) {
1321
1322    QImage image;
1323    bool res = false;
1324    if ((exportDialog->getWidth() !=fWindow->width()) ||
1325        (exportDialog->getHeight() !=fWindow->height())) {
1326      if (format != QString("eps")) {
1327      G4cerr << "Export->Change Size : This function is not implemented, to export in another size, please resize your frame to what you need" << G4endl;
1328     
1329      //    rescaleImage(exportDialog->getWidth(),exportDialog->getHeight());// re-scale image
1330      //      QGLWidget* glResized = fWindow;
1331
1332      // FIXME :
1333      // L.Garnier : I've try to implement change size function, but the problem is
1334      // the renderPixmap function call the QGLWidget to resize and it doesn't draw
1335      // the content of this widget... It only draw the background.
1336
1337      //      fWindow->renderPixmap (exportDialog->getWidth()*2,exportDialog->getHeight()*2,true );
1338
1339      //      QPixmap pixmap = fWindow->renderPixmap ();
1340     
1341      //      image = pixmap->toImage();
1342      //      glResized->resize(exportDialog->getWidth()*2,exportDialog->getHeight()*2);
1343      //      image = glResized->grabFrameBuffer();
1344      }     
1345    } else {
1346      image = fWindow->grabFrameBuffer();
1347    }   
1348    if (format == QString("eps")) {
1349      if (exportDialog->getVectorEPS()) {
1350        printVectoredEPS();
1351        res = true;
1352      } else {
1353        res = generateEPS(fPrintFilename.c_str(),exportDialog->getNbColor(),(unsigned int)image.width(),(unsigned int)image.height());
1354      }
1355    } else if ((format == "ps") || (format == "pdf")) {
1356      res = generatePS_PDF(fPrintFilename,exportDialog->getNbColor(),image);
1357    } else if ((format == "tif") ||
1358               (format == "tiff") ||
1359               (format == "jpg") ||
1360               (format == "jpeg") ||
1361               (format == "png") ||
1362               (format == "pbm") ||
1363               (format == "pgm") ||
1364               (format == "ppm") ||
1365               (format == "bmp") ||
1366               (format == "xbm") ||
1367               (format == "xpm")) {
1368#if QT_VERSION < 0x040000
1369      res = image.save(QString(fPrintFilename.c_str()),selectedFormat->ascii(),exportDialog->getSliderValue());
1370#else
1371      res = image.save(QString(fPrintFilename.c_str()),0,exportDialog->getSliderValue());
1372#endif
1373    } else {
1374      G4cerr << "This version of G4UI Could not generate the selected format" << G4endl;
1375    }
1376    if (res == false) {
1377      G4cerr << "Error while saving file... "<<fPrintFilename.c_str()<< G4endl;
1378    } else {
1379      G4cout << "File "<<fPrintFilename.c_str()<<" has been saved " << G4endl;
1380    }
1381   
1382  } else { // cancel selected
1383    return;
1384  }
1385 
1386}
1387
1388
1389void G4OpenGLQtViewer::actionMovieParameters() {
1390  showMovieParametersDialog();
1391}
1392
1393
1394void G4OpenGLQtViewer::showMovieParametersDialog() {
1395  if (!fMovieParametersDialog) {
1396    fMovieParametersDialog= new G4OpenGLQtMovieDialog(this,GLWindow);
1397    displayRecordingStatus();
1398    fMovieParametersDialog->checkEncoderSwParameters();
1399    fMovieParametersDialog->checkSaveFileNameParameters();
1400    fMovieParametersDialog->checkTempFolderParameters();
1401    if (getEncoderPath() == "") {
1402      setRecordingInfos("mpeg_encode is needed to encode in video format. It is available here: http://bmrc.berkeley.edu/frame/research/mpeg/");
1403    }
1404  }
1405  fMovieParametersDialog->show();
1406}
1407
1408
1409/*
1410// http://www.google.com/codesearch?hl=en&q=+jpg+Qt+quality+QDialog+show:FZkUoth8oiw:TONpW2mR-_c:tyTfrKMO-xI&sa=N&cd=2&ct=rc&cs_p=http://soft.proindependent.com/src/qtiplot-0.8.9.zip&cs_f=qtiplot-0.8.9/qtiplot/src/application.cpp#a0
1411
1412void Graph::exportToSVG(const QString& fname)
1413{
1414  // enable workaround for Qt3 misalignments
1415  QwtPainter::setSVGMode(true);
1416  QPicture picture;
1417  QPainter p(&picture);
1418  d_plot->print(&p, d_plot->rect());
1419  p.end();
1420
1421  picture.save(fname, "svg");
1422}
1423*/
1424
1425
1426
1427void G4OpenGLQtViewer::FinishView()
1428{
1429   glFlush ();
1430   fWindow->swapBuffers ();
1431}
1432
1433/**
1434   Save the current mouse press point
1435   @param p mouse click point
1436*/
1437void G4OpenGLQtViewer::G4MousePressEvent(QMouseEvent *event)
1438{
1439#if QT_VERSION < 0x040000
1440  if ((event->button() & Qt::LeftButton)
1441      && !((event->state() & Qt::ShiftButton)
1442           || (event->state() & Qt::ControlButton)
1443           || (event->state() & Qt::AltButton)
1444           || (event->state() & Qt::MetaButton))) {
1445#else
1446  if ((event->buttons() & Qt::LeftButton)
1447      && !((event->modifiers() & Qt::ShiftModifier)
1448           || (event->modifiers() & Qt::ControlModifier)
1449           || (event->modifiers() & Qt::AltModifier)
1450           || (event->modifiers() & Qt::MetaModifier))) {
1451#endif
1452    fWindow->setMouseTracking(true);
1453    fAutoMove = false; // stop automove
1454    fLastPos1 = event->pos();
1455    fLastPos2 = fLastPos1;
1456    fLastPos3 = fLastPos2;
1457    fLastEventTime->start();
1458    if (fMouseAction == STYLE3){  // pick
1459      Pick(event->pos().x(),event->pos().y());
1460    }
1461  }
1462}
1463
1464/**
1465*/
1466void G4OpenGLQtViewer::G4MouseReleaseEvent()
1467{
1468  fSpinningDelay = fLastEventTime->elapsed();
1469  QPoint delta = (fLastPos3-fLastPos1);
1470  if ((delta.x() == 0) && (delta.y() == 0)) {
1471    return;
1472  }
1473  if (fSpinningDelay < fLaunchSpinDelay ) {
1474    fAutoMove = true;
1475    QTime lastMoveTime;
1476    lastMoveTime.start();
1477    // try to addapt speed move/rotate looking to drawing speed
1478    int cycles = 4;
1479    while (fAutoMove) {
1480      //      if ( lastMoveTime.elapsed() > (fSpinningDelay / (cycles/2))) {
1481        if (fMouseAction == STYLE1) {  // rotate
1482          rotateQtScene(((float)delta.x())/cycles,((float)delta.y())/cycles);
1483        } else if (fMouseAction == STYLE2) {  // move
1484          moveScene(-((float)delta.x())/cycles,-((float)delta.y())/cycles,0,true);
1485        }
1486        lastMoveTime.start();
1487        cycles = 1 ;
1488      ((QApplication*)G4Qt::getInstance ())->processEvents();
1489      cycles ++ ;
1490    }
1491  }
1492  fWindow->setMouseTracking(false);
1493
1494}
1495
1496
1497void G4OpenGLQtViewer::G4MouseDoubleClickEvent()
1498{
1499  fWindow->setMouseTracking(true);
1500}
1501
1502
1503/**
1504   @param pos_x mouse x position
1505   @param pos_y mouse y position
1506   @param mButtons mouse button active
1507   @param mAutoMove true: apply this move till another evnt came, false :one time move
1508*/
1509
1510void G4OpenGLQtViewer::G4MouseMoveEvent(QMouseEvent *event)
1511{
1512 
1513#if QT_VERSION < 0x040000
1514  Qt::ButtonState mButtons = event->state();
1515#else
1516  Qt::MouseButtons mButtons = event->buttons();
1517#endif
1518
1519  if (fAutoMove) {
1520    return;
1521  }
1522
1523  fLastPos3 = fLastPos2;
1524  fLastPos2 = fLastPos1;
1525  fLastPos1 = QPoint(event->x(), event->y());
1526
1527  int deltaX = fLastPos2.x()-fLastPos1.x();
1528  int deltaY = fLastPos2.y()-fLastPos1.y();
1529
1530  if (fMouseAction == STYLE1) {  // rotate
1531    if (mButtons & Qt::LeftButton) {
1532      rotateQtScene(deltaX,deltaY);
1533    }
1534  } else if (fMouseAction == STYLE2) {  // move
1535    if (mButtons & Qt::LeftButton) {
1536      moveScene(-deltaX,-deltaY,0,true);
1537    }
1538  }
1539
1540  fLastEventTime->start();
1541}
1542
1543
1544/**
1545   Move the scene of dx, dy, dz values.
1546   @param dx delta mouse x position
1547   @param dy delta mouse y position
1548   @param mouseMove : true if even comes from a mouse move, false if even comes from key action
1549*/
1550
1551void G4OpenGLQtViewer::moveScene(float dx,float dy, float dz,bool mouseMove)
1552{
1553  if (fHoldMoveEvent)
1554    return;
1555  fHoldMoveEvent = true;
1556
1557  G4double coefTrans = 0;
1558  GLdouble coefDepth = 0;
1559  if(mouseMove) {
1560    coefTrans = ((G4double)getSceneNearWidth())/((G4double)fWinSize_x);
1561    if (fWinSize_y <fWinSize_x) {
1562      coefTrans = ((G4double)getSceneNearWidth())/((G4double)fWinSize_y);
1563    }
1564  } else {
1565    coefTrans = getSceneNearWidth()*fDeltaSceneTranslation;
1566    coefDepth = getSceneDepth()*fDeltaDepth;
1567  }
1568  fVP.IncrementPan(-dx*coefTrans,dy*coefTrans,dz*coefDepth);
1569  emit moveX(-dx*coefTrans);
1570  emit moveY(dy*coefTrans);
1571  emit moveZ(dz*coefTrans);
1572 
1573  updateQWidget();
1574  if (fAutoMove)
1575    ((QApplication*)G4Qt::getInstance ())->processEvents();
1576 
1577  fHoldMoveEvent = false;
1578}
1579
1580
1581/**
1582   @param dx delta mouse x position
1583   @param dy delta mouse y position
1584*/
1585
1586void G4OpenGLQtViewer::rotateQtScene(float dx, float dy)
1587{
1588  if (fHoldRotateEvent)
1589    return;
1590  fHoldRotateEvent = true;
1591 
1592  if( dx != 0) {
1593    rotateScene(dx,0,fDeltaRotation);
1594    emit rotateTheta(dx);
1595  }
1596  if( dy != 0) {
1597    rotateScene(0,dy,fDeltaRotation);
1598    emit rotatePhi(dy);
1599  }
1600  updateQWidget();
1601 
1602  fHoldRotateEvent = false;
1603}
1604
1605/**
1606   @param dx delta mouse x position
1607   @param dy delta mouse y position
1608*/
1609
1610void G4OpenGLQtViewer::rotateQtCamera(float dx, float dy)
1611{
1612  if (fHoldRotateEvent)
1613    return;
1614  fHoldRotateEvent = true;
1615
1616  rotateScene(dx,dy,fDeltaRotation);
1617  emit rotateTheta(dx);
1618  emit rotatePhi(dy);
1619  updateQWidget();
1620 
1621  fHoldRotateEvent = false;
1622}
1623
1624
1625
1626
1627/** This is the benning of a rescale function. It does nothing for the moment
1628    @param aWidth : new width
1629    @param aHeight : new height
1630*/
1631void G4OpenGLQtViewer::rescaleImage(
1632 int aWidth
1633,int aHeight
1634){
1635  //  GLfloat* feedback_buffer;
1636  //  GLint returned;
1637  //  FILE* file;
1638 
1639//   feedback_buffer = new GLfloat[size];
1640//   glFeedbackBuffer (size, GL_3D_COLOR, feedback_buffer);
1641//   glRenderMode (GL_FEEDBACK);
1642 
1643//   DrawView();
1644//   returned = glRenderMode (GL_RENDER);
1645
1646}
1647
1648
1649
1650/**
1651   Generate Postscript or PDF form image
1652   @param aFilename : name of file
1653   @param aInColor : numbers of colors : 1->BW 2->RGB
1654   @param aImage : Image to print
1655*/
1656bool G4OpenGLQtViewer::generatePS_PDF (
1657 const std::string aFilename
1658,int aInColor
1659,QImage aImage
1660)
1661{
1662
1663#if QT_VERSION < 0x040000
1664#ifdef Q_WS_MAC || Q_WS_X11
1665  QPrinter printer;
1666  //  printer.setPageSize(pageSize);
1667  if (aInColor == 1) {
1668    printer.setColorMode(QPrinter::GrayScale);
1669  } else {
1670    printer.setColorMode(QPrinter::Color);
1671  }
1672
1673  /* FIXME : I don't know which format it will save...
1674     if (aFilename.endsWith(".ps")) {
1675     printer.setOutputFormat(QPrinter::PostScriptFormat);
1676     } else {
1677     printer.setOutputFormat(QPrinter::PdfFormat);
1678     }
1679  */
1680  printer.setOutputFileName(aFilename);
1681  //  printer.setFullPage ( true);
1682  QPainter paint(&printer);
1683  paint.drawImage (0,0,aImage );
1684  paint.end();
1685#else
1686  G4cerr << "This fonction is only supported on Mac OsX or X11 with Qt3. Full platform supported with Qt4" << G4endl;
1687#endif
1688#else
1689  QPrinter printer;
1690  //  printer.setPageSize(pageSize);
1691
1692  // FIXME : L. Garnier 4/12/07
1693  // This is not working, it does nothing. Image is staying in color mode
1694  // So I have desactivate the B/W button in GUI
1695  if ((!aImage.isGrayscale ()) &&(aInColor ==1 )) {
1696#if QT_VERSION < 0x040000
1697    aImage = aImage.convertDepth(1,Qt::MonoOnly);
1698#else
1699    aImage = aImage.convertToFormat ( aImage.format(), Qt::MonoOnly);
1700#endif
1701  }
1702
1703
1704  if (aFilename.substr(aFilename.size()-3) == ".ps") {
1705#if QT_VERSION > 0x040200
1706    printer.setOutputFormat(QPrinter::PostScriptFormat);
1707#endif
1708  } else {
1709#if QT_VERSION > 0x040100
1710    printer.setOutputFormat(QPrinter::PdfFormat);
1711#endif
1712  }
1713#if QT_VERSION > 0x040100
1714  printer.setOutputFileName(QString(aFilename.c_str()));
1715#endif
1716  //  printer.setFullPage ( true);
1717  QPainter paint(&printer);
1718  paint.drawImage (0,0,aImage);
1719  paint.end();
1720#endif
1721  return true;
1722}
1723
1724
1725void G4OpenGLQtViewer::G4wheelEvent (QWheelEvent * event)
1726{
1727  fVP.SetZoomFactor(fVP.GetZoomFactor()+(fVP.GetZoomFactor()*(event->delta())/1200));
1728  updateQWidget();
1729}
1730
1731
1732void G4OpenGLQtViewer::G4keyPressEvent (QKeyEvent * event)
1733{
1734  if (fHoldKeyEvent)
1735    return;
1736
1737  fHoldKeyEvent = true;
1738
1739#if QT_VERSION < 0x040000
1740  if ((event->key() == Qt::Key_Down) && (event->state() & Qt::AltButton )) { // go backward
1741#else
1742  if ((event->key() == Qt::Key_Down) && (event->modifiers() & Qt::AltModifier )) { // go backward
1743#endif
1744   
1745    moveScene(0,0,1,false);
1746  }
1747#if QT_VERSION < 0x040000
1748  else if ((event->key() == Qt::Key_Up) && (event->state() & Qt::AltButton)) { // go forward
1749#else
1750  else if ((event->key() == Qt::Key_Up) && (event->modifiers() & Qt::AltModifier)) { // go forward
1751#endif
1752    moveScene(0,0,-1,false);
1753  }
1754#if QT_VERSION < 0x040000
1755  if ((event->key() == Qt::Key_Down) && (event->state() & Qt::ShiftButton)) { // rotate phi
1756#else
1757  if ((event->key() == Qt::Key_Down) && (event->modifiers() & Qt::ShiftModifier)) { // rotate phi
1758#endif
1759    rotateQtCamera(0,-1);
1760  }
1761#if QT_VERSION < 0x040000
1762  else if ((event->key() == Qt::Key_Up) && (event->state() & Qt::ShiftButton)) { // rotate phi
1763#else
1764  else if ((event->key() == Qt::Key_Up) && (event->modifiers() & Qt::ShiftModifier)) { // rotate phi
1765#endif
1766    rotateQtCamera(0,1);
1767  }
1768#if QT_VERSION < 0x040000
1769  if ((event->key() == Qt::Key_Left) && (event->state() & Qt::ShiftButton)) { // rotate theta
1770#else
1771  if ((event->key() == Qt::Key_Left) && (event->modifiers() & Qt::ShiftModifier)) { // rotate theta
1772#endif
1773    rotateQtCamera(1,0);
1774  }
1775#if QT_VERSION < 0x040000
1776  else if ((event->key() == Qt::Key_Right) && (event->state() & Qt::ShiftButton)) { // rotate theta
1777#else
1778  else if ((event->key() == Qt::Key_Right) && (event->modifiers() & Qt::ShiftModifier)) { // rotate theta
1779#endif
1780    rotateQtCamera(-1,0);
1781  }
1782
1783#if QT_VERSION < 0x040000
1784  if ((event->state() & Qt::AltButton)) {
1785#else
1786  if ((event->modifiers() & Qt::AltModifier)) {
1787#endif
1788    if (event->key() == Qt::Key_Plus) {
1789      fDeltaRotation = fDeltaRotation/0.7;
1790    }
1791    else if (event->key() == Qt::Key_Minus) {
1792      fDeltaRotation = fDeltaRotation*0.7;
1793    }
1794  } else {
1795    if (event->key() == Qt::Key_Plus) {
1796      fVP.SetZoomFactor(fVP.GetZoomFactor()*(1+fDeltaZoom));
1797      updateQWidget();
1798    }
1799    else if (event->key() == Qt::Key_Minus) {
1800      fVP.SetZoomFactor(fVP.GetZoomFactor()*(1-fDeltaZoom));
1801      updateQWidget();
1802    }
1803  }
1804 
1805 
1806  if (event->key() == Qt::Key_Escape) { // escaped from full screen
1807#if QT_VERSION >= 0x030200
1808      toggleFullScreen(false);
1809#endif
1810  }
1811  // several case here : If return is pressed, in every case -> display the movie parameters dialog
1812  // If one parameter is wrong -> put it in red (only save filenam could be wrong..)
1813  // If encoder not found-> does nothing.Only display a message in status box
1814  // If all ok-> generate parameter file
1815  // If ok -> put encoder button enabled
1816 
1817  if ((event->key() == Qt::Key_Return) || (event->key() == Qt::Key_Enter)){ // end of video
1818   stopVideo();
1819  }
1820  if (event->key() == Qt::Key_Space){ // start/pause of video
1821   startPauseVideo();
1822  }
1823
1824  // with no modifiers
1825#if QT_VERSION < 0x040000
1826  if (event->state() == Qt::NoButton) {
1827#else
1828  if ((event->modifiers() == Qt::NoModifier) || (event->modifiers() == Qt::KeypadModifier )) {
1829#endif
1830    if (event->key() == Qt::Key_Down) { // go down
1831      moveScene(0,1,0,false);
1832    }
1833    else if (event->key() == Qt::Key_Up) {  // go up
1834      moveScene(0,-1,0,false);
1835    }
1836    if (event->key() == Qt::Key_Left) { // go left
1837      moveScene(-1,0,0,false);
1838    }
1839    else if (event->key() == Qt::Key_Right) { // go right
1840      moveScene(1,0,0,false);
1841    }
1842  }
1843  fHoldKeyEvent = false;
1844}
1845 
1846
1847/** Stop the video. Check all parameters and enable encoder button if all is ok.
1848*/
1849void G4OpenGLQtViewer::stopVideo() {
1850
1851 // if encoder parameter is wrong, display parameters dialog and return
1852  if (!fMovieParametersDialog) {
1853    showMovieParametersDialog();
1854  }
1855  setRecordingStatus(STOP);
1856
1857  if (fRecordFrameNumber >0) {
1858    // check parameters if they were modified (Re APPLY them...)
1859    if (!(fMovieParametersDialog->checkEncoderSwParameters())) {
1860      setRecordingStatus(BAD_ENCODER);
1861    }  else if (!(fMovieParametersDialog->checkSaveFileNameParameters())) {
1862      setRecordingStatus(BAD_OUTPUT);
1863    }
1864  } else {
1865    resetRecording();
1866    setRecordingInfos("No frame to encode.");
1867  }
1868}
1869
1870/** Stop the video. Check all parameters and enable encoder button if all is ok.
1871*/
1872void G4OpenGLQtViewer::saveVideo() {
1873
1874  // if encoder parameter is wrong, display parameters dialog and return
1875  if (!fMovieParametersDialog) {
1876    showMovieParametersDialog();
1877  }
1878
1879  fMovieParametersDialog->checkEncoderSwParameters();
1880  fMovieParametersDialog->checkSaveFileNameParameters();
1881 
1882  if (fRecordingStep == STOP) {
1883    setRecordingStatus(SAVE);
1884    generateMpegEncoderParameters();
1885    encodeVideo();
1886  }
1887}
1888
1889
1890/** Start/Pause the video..
1891*/
1892void G4OpenGLQtViewer::startPauseVideo() {
1893   
1894  // first time, if temp parameter is wrong, display parameters dialog and return
1895
1896  if (( fRecordingStep == WAIT)) {
1897    if ( fRecordFrameNumber == 0) {
1898      if (getTempFolderPath() == "") { // BAD_OUTPUT
1899        showMovieParametersDialog();
1900        setRecordingInfos("You should specified the temp folder in order to make movie");
1901        return;
1902      } else  {
1903        // remove temp folder if it was create
1904        QString tmp = removeTempFolder();
1905        if (tmp !="") {
1906          setRecordingInfos(tmp);
1907          return;
1908        }
1909        tmp = createTempFolder();
1910        if (tmp != "") {
1911          setRecordingInfos("Can't create temp folder."+tmp);
1912          return;
1913        }
1914      }
1915    }
1916  }
1917  if ((fRecordingStep == WAIT)) {
1918    setRecordingStatus(START);
1919  } else if (fRecordingStep == START) {
1920    setRecordingStatus(PAUSE);
1921  } else if (fRecordingStep == PAUSE) {
1922    setRecordingStatus(CONTINUE);
1923  } else if (fRecordingStep == CONTINUE) {
1924    setRecordingStatus(PAUSE);
1925  }
1926}
1927
1928void G4OpenGLQtViewer::setRecordingStatus(RECORDING_STEP step) {
1929
1930  fRecordingStep = step;
1931  displayRecordingStatus();
1932}
1933
1934
1935void G4OpenGLQtViewer::displayRecordingStatus() {
1936 
1937  QString txtStatus = "";
1938  if (fRecordingStep == WAIT) {
1939    txtStatus  = "Waiting to start...";
1940    fRecordFrameNumber = 0; // reset the frame number
1941  } else if (fRecordingStep == START) {
1942    txtStatus  = "Start Recording...";
1943  } else if (fRecordingStep == PAUSE) {
1944    txtStatus  = "Pause Recording...";
1945  } else if (fRecordingStep == CONTINUE) {
1946    txtStatus  = "Continue Recording...";
1947  } else if (fRecordingStep == STOP) {
1948    txtStatus  = "Stop Recording...";
1949  } else if (fRecordingStep == READY_TO_ENCODE) {
1950    txtStatus  = "Ready to Encode...";
1951  } else if (fRecordingStep == ENCODING) {
1952    txtStatus  = "Encoding...";
1953  } else if (fRecordingStep == FAILED) {
1954    txtStatus  = "Failed to encode...";
1955  } else if ((fRecordingStep == BAD_ENCODER)
1956         || (fRecordingStep == BAD_OUTPUT)
1957             || (fRecordingStep == BAD_TMP)) {
1958    txtStatus  = "Correct above errors first";
1959  } else if (fRecordingStep == SUCCESS) {
1960    txtStatus  = "File encoded successfully";
1961  } else {
1962  }
1963
1964  if (fMovieParametersDialog) {
1965    fMovieParametersDialog->setRecordingStatus(txtStatus);
1966  } else {
1967#if QT_VERSION < 0x040000
1968    G4cout << txtStatus.ascii() << G4endl;
1969#else
1970    G4cout << txtStatus.toStdString().c_str() << G4endl;
1971#endif
1972  }
1973  setRecordingInfos("");
1974}
1975
1976
1977void G4OpenGLQtViewer::setRecordingInfos(QString txt) {
1978  if (fMovieParametersDialog) {
1979    fMovieParametersDialog->setRecordingInfos(txt);
1980  } else {
1981#if QT_VERSION < 0x040000
1982    G4cout << txt.ascii() << G4endl;
1983#else
1984    G4cout << txt.toStdString().c_str() << G4endl;
1985#endif
1986  }
1987}
1988
1989/** Init the movie parameters. Temp dir and encoder path
1990*/
1991void G4OpenGLQtViewer::initMovieParameters() {
1992  //init encoder
1993 
1994   //look for encoderPath
1995     fProcess = new QProcess();
1996     
1997#if QT_VERSION < 0x040000
1998     QObject ::connect(fProcess,SIGNAL(processExited ()),
1999                       this,SLOT(processLookForFinished()));
2000     fProcess->setCommunication(QProcess::DupStderr);
2001     fProcess->setArguments(QStringList("which mpeg_encode"));
2002     fProcess->start();
2003#else
2004     QObject ::connect(fProcess,SIGNAL(finished ( int)),
2005                       this,SLOT(processLookForFinished()));
2006     fProcess->setReadChannelMode(QProcess::MergedChannels);
2007     fProcess->start ("which mpeg_encode");
2008#endif
2009 
2010}
2011
2012/** @return encoder path or "" if it does not exist
2013 */
2014QString G4OpenGLQtViewer::getEncoderPath() {
2015  return fEncoderPath;
2016}
2017 
2018
2019/**
2020 * set the new encoder path
2021 * @return "" if correct. The error otherwise
2022*/
2023QString G4OpenGLQtViewer::setEncoderPath(QString path) {
2024  if (path == "") {
2025    return "File does not exist";
2026  }
2027
2028#if QT_VERSION < 0x040000
2029  path =  QDir::cleanDirPath(path);
2030#else
2031  path =  QDir::cleanPath(path);
2032#endif
2033  QFileInfo *f = new QFileInfo(path);
2034  if (!f->exists()) {
2035    return "File does not exist";
2036  } else if (f->isDir()) {
2037    return "This is a directory";
2038  } else if (!f->isExecutable()) {
2039    return "File exist but is not executable";
2040  } else if (!f->isFile()) {
2041    return "This is not a file";
2042  }
2043  fEncoderPath = path;
2044
2045  if ((fRecordingStep == BAD_ENCODER)) {
2046    setRecordingStatus(STOP);
2047  }
2048  return "";
2049}
2050
2051
2052bool G4OpenGLQtViewer::isRecording(){
2053  if ((fRecordingStep == START) || (fRecordingStep == CONTINUE)) {
2054    return true;
2055  }
2056  return false;
2057}
2058
2059bool G4OpenGLQtViewer::isPaused(){
2060  if (fRecordingStep == PAUSE) {
2061    return true;
2062  }
2063  return false;
2064}
2065
2066bool G4OpenGLQtViewer::isEncoding(){
2067  if (fRecordingStep == ENCODING) {
2068    return true;
2069  }
2070  return false;
2071}
2072
2073bool G4OpenGLQtViewer::isWaiting(){
2074  if (fRecordingStep == WAIT) {
2075    return true;
2076  }
2077  return false;
2078}
2079
2080bool G4OpenGLQtViewer::isStopped(){
2081  if (fRecordingStep == STOP) {
2082    return true;
2083  }
2084  return false;
2085}
2086
2087bool G4OpenGLQtViewer::isFailed(){
2088  if (fRecordingStep == FAILED) {
2089    return true;
2090  }
2091  return false;
2092}
2093
2094bool G4OpenGLQtViewer::isSuccess(){
2095  if (fRecordingStep == SUCCESS) {
2096    return true;
2097  }
2098  return false;
2099}
2100
2101bool G4OpenGLQtViewer::isBadEncoder(){
2102  if (fRecordingStep == BAD_ENCODER) {
2103    return true;
2104  }
2105  return false;
2106}
2107bool G4OpenGLQtViewer::isBadTmp(){
2108  if (fRecordingStep == BAD_TMP) {
2109    return true;
2110  }
2111  return false;
2112}
2113bool G4OpenGLQtViewer::isBadOutput(){
2114  if (fRecordingStep == BAD_OUTPUT) {
2115    return true;
2116  }
2117  return false;
2118}
2119
2120void G4OpenGLQtViewer::setBadEncoder(){
2121  fRecordingStep = BAD_ENCODER;
2122  displayRecordingStatus();
2123}
2124void G4OpenGLQtViewer::setBadTmp(){
2125  fRecordingStep = BAD_TMP;
2126  displayRecordingStatus();
2127}
2128void G4OpenGLQtViewer::setBadOutput(){
2129  fRecordingStep = BAD_OUTPUT;
2130  displayRecordingStatus();
2131}
2132
2133void G4OpenGLQtViewer::setWaiting(){
2134  fRecordingStep = WAIT;
2135  displayRecordingStatus();
2136}
2137
2138
2139bool G4OpenGLQtViewer::isReadyToEncode(){
2140  if (fRecordingStep == READY_TO_ENCODE) {
2141    return true;
2142  }
2143  return false;
2144}
2145
2146void G4OpenGLQtViewer::resetRecording() {
2147    setRecordingStatus(WAIT);
2148}
2149
2150/**
2151 * set the temp folder path
2152 * @return "" if correct. The error otherwise
2153*/
2154QString G4OpenGLQtViewer::setTempFolderPath(QString path) {
2155
2156  if (path == "") {
2157    return "Path does not exist";
2158  }
2159#if QT_VERSION < 0x040000
2160  path =  QDir::cleanDirPath(path);
2161#else
2162  path =  QDir::cleanPath(path);
2163#endif
2164  QFileInfo *d = new QFileInfo(path);
2165  if (!d->exists()) {
2166    return "Path does not exist";
2167  } else if (!d->isDir()) {
2168    return "This is not a directory";
2169  } else if (!d->isReadable()) {
2170    return path +" is read protected";
2171  } else if (!d->isWritable()) {
2172    return path +" is write protected";
2173  }
2174 
2175  if ((fRecordingStep == BAD_TMP)) {
2176    setRecordingStatus(WAIT);
2177  }
2178  fTempFolderPath = path;
2179  return "";
2180}
2181
2182/** @return the temp folder path or "" if it does not exist
2183 */
2184QString G4OpenGLQtViewer::getTempFolderPath() {
2185  return fTempFolderPath;
2186}
2187 
2188/**
2189 * set the save file name path
2190 * @return "" if correct. The error otherwise
2191*/
2192QString G4OpenGLQtViewer::setSaveFileName(QString path) {
2193
2194  if (path == "") {
2195    return "Path does not exist";
2196  }
2197 
2198  QFileInfo *file = new QFileInfo(path);
2199  QDir dir = file->dir();
2200#if QT_VERSION < 0x040000
2201  path =  QDir::cleanDirPath(path);
2202#else
2203  path =  QDir::cleanPath(path);
2204#endif
2205  if (file->exists()) {
2206    return "File already exist, please choose a new one";
2207  } else if (!dir.exists()) {
2208    return "Dir does not exist";
2209  } else if (!dir.isReadable()) {
2210    return path +" is read protected";
2211  }
2212 
2213  if ((fRecordingStep == BAD_OUTPUT)) {
2214    setRecordingStatus(STOP);
2215  }
2216  fSaveFileName = path;
2217  return "";
2218}
2219
2220/** @return the save file path
2221 */
2222QString G4OpenGLQtViewer::getSaveFileName() {
2223  return fSaveFileName ;
2224}
2225
2226/** Create a Qt_temp folder in the temp folder given
2227* The temp folder will be like this /tmp/QtMovie_12-02-2008_12_12_58/
2228* @return "" if success. Error message if not.
2229*/
2230QString G4OpenGLQtViewer::createTempFolder() {
2231  fMovieTempFolderPath = "";
2232  //check
2233  QString tmp = setTempFolderPath(fTempFolderPath);
2234  if (tmp != "") {
2235    return tmp;
2236  }
2237#if QT_VERSION < 0x040000
2238  QString sep = QChar(QDir::separator());
2239#else
2240  QString sep = QString(QDir::separator());
2241#endif
2242  QString path = sep+"QtMovie_"+QDateTime::currentDateTime ().toString("dd-MM-yyyy_hh-mm-ss")+sep;
2243#if QT_VERSION < 0x040000
2244  QDir *d = new QDir(QDir::cleanDirPath(fTempFolderPath));
2245#else
2246  QDir *d = new QDir(QDir::cleanPath(fTempFolderPath));
2247#endif
2248  // check if it is already present
2249  if (d->exists(path)) {
2250    return "Folder "+path+" already exists.Please remove it first";
2251  }
2252  if (d->mkdir(fTempFolderPath+path)) {
2253    fMovieTempFolderPath = fTempFolderPath+path;
2254    return "";
2255  } else {
2256    return "Can't create "+fTempFolderPath+path;
2257  }
2258  return "-";
2259}
2260
2261/** Remove the Qt_temp folder in the temp folder
2262*/
2263QString G4OpenGLQtViewer::removeTempFolder() {
2264        // remove files in Qt_temp folder
2265  if (fMovieTempFolderPath == "") {
2266    return "";
2267  }
2268#if QT_VERSION < 0x040000
2269  QDir *d = new QDir(QDir::cleanDirPath(fMovieTempFolderPath));
2270#else
2271  QDir *d = new QDir(QDir::cleanPath(fMovieTempFolderPath));
2272#endif
2273  if (!d->exists()) {
2274    return "";  // already remove
2275  }
2276
2277  d->setFilter( QDir::Files );
2278  QStringList subDirList = d->entryList();
2279  int res = true;
2280  QString error = "";
2281  for (QStringList::ConstIterator it = subDirList.begin() ;(it != subDirList.end()) ; it++) {
2282    const QString currentFile = *it;
2283      if (!d->remove(currentFile)) {
2284        res = false;
2285        QString file = fMovieTempFolderPath+currentFile;
2286        error +="Removing file failed : "+file;
2287      } else {
2288      }
2289  }
2290  if (res) {
2291    if (d->rmdir(fMovieTempFolderPath)) {
2292      fMovieTempFolderPath = "";
2293      return "";
2294    } else {
2295      return "Dir "+fMovieTempFolderPath+" should be empty, but could not remove it";
2296    }
2297
2298  }
2299  return "Could not remove "+fMovieTempFolderPath+" because of the following errors :"+error;
2300}
2301
2302
2303
2304bool G4OpenGLQtViewer::hasPendingEvents () {
2305  return ((QApplication*)G4Qt::getInstance ())->hasPendingEvents ();
2306}
2307
2308bool G4OpenGLQtViewer::generateMpegEncoderParameters () {
2309
2310                // save the parameter file
2311  FILE* fp;
2312#if QT_VERSION < 0x040000
2313  fp = fopen (QString(fMovieTempFolderPath+fParameterFileName).ascii(), "w");
2314#else
2315  fp = fopen (QString(fMovieTempFolderPath+fParameterFileName).toStdString().c_str(), "w");
2316#endif
2317
2318  if (fp == NULL) {
2319    setRecordingInfos("Generation of parameter file failed");
2320    return false;
2321  }
2322
2323  fprintf (fp,"# parameter file template with lots of comments to assist you\n");
2324  fprintf (fp,"#\n");
2325  fprintf (fp,"# you can use this as a template, copying it to a separate file then modifying\n");
2326  fprintf (fp,"# the copy\n");
2327  fprintf (fp,"#\n");
2328  fprintf (fp,"#\n");
2329  fprintf (fp,"# any line beginning with '#' is a comment\n");
2330  fprintf (fp,"#\n");
2331  fprintf (fp,"# no line should be longer than 255 characters\n");
2332  fprintf (fp,"#\n");
2333  fprintf (fp,"#\n");
2334  fprintf (fp,"# general format of each line is:\n");
2335  fprintf (fp,"#          \n");
2336  fprintf (fp,"#\n");
2337  fprintf (fp,"# lines can generally be in any order\n");
2338  fprintf (fp,"#\n");
2339  fprintf (fp,"# an exception is the option 'INPUT' which must be followed by input\n");
2340  fprintf (fp,"# files in the order in which they must appear, followed by 'END_INPUT'\n");
2341  fprintf (fp,"#\n");
2342  fprintf (fp,"# Also, if you use the `command` method of generating input file names,\n");
2343  fprintf (fp,"# the command will only be executed in the INPUT_DIR if INPUT_DIR preceeds\n");
2344  fprintf (fp,"# the INPUT parameter.\n");
2345  fprintf (fp,"#\n");
2346  fprintf (fp,"#  MUST be in UPPER CASE\n");
2347  fprintf (fp,"#\n");
2348  fprintf (fp,"\n");
2349  fprintf (fp,"# Pattern affects speed, quality and compression. See the User's Guide\n");
2350  fprintf (fp,"# for more info.\n");
2351  fprintf (fp,"\n");
2352  fprintf (fp,"PATTERN          IBBPBBPBBPBBPBBP\n");
2353#if QT_VERSION < 0x040000
2354  fprintf (fp,"OUTPUT           %s\n",getSaveFileName().ascii());
2355#else
2356  fprintf (fp,"OUTPUT           %s\n",getSaveFileName().toStdString().c_str());
2357#endif
2358  fprintf (fp,"\n");
2359  fprintf (fp,"# mpeg_encode really only accepts 3 different file formats, but using a\n");
2360  fprintf (fp,"# conversion statement it can effectively handle ANY file format\n");
2361  fprintf (fp,"#\n");
2362  fprintf (fp,"# You must specify the type of the input files.  The choices are:\n");
2363  fprintf (fp,"#    YUV, PPM, JMOVIE, Y, JPEG, PNM\n");
2364  fprintf (fp,"#        (must be upper case)\n");
2365  fprintf (fp,"#\n");
2366  fprintf (fp,"BASE_FILE_FORMAT PPM\n");
2367  fprintf (fp,"\n");
2368  fprintf (fp,"#\n");
2369  fprintf (fp,"# if YUV format (or using parallel version), must provide width and height\n");
2370  fprintf (fp,"# YUV_SIZE       widthxheight\n");
2371  fprintf (fp,"# this option is ignored if BASE_FILE_FORMAT is not YUV and you're running\n");
2372  fprintf (fp,"# on just one machine\n");
2373  fprintf (fp,"#\n");
2374  fprintf (fp,"YUV_SIZE 352x240\n");
2375  fprintf (fp,"\n");
2376  fprintf (fp,"# If you are using YUV, there are different supported file formats.\n");
2377  fprintf (fp,"# EYUV or UCB are the same as previous versions of this encoder.\n");
2378  fprintf (fp,"# (All the Y's, then U's then V's, in 4:2:0 subsampling.)\n");
2379  fprintf (fp,"# Other formats, such as Abekas, Phillips, or a general format are\n");
2380  fprintf (fp,"# permissible, the general format is a string of Y's, U's, and V's\n");
2381  fprintf (fp,"# to specify the file order.\n");
2382  fprintf (fp,"\n");
2383  fprintf (fp,"INPUT_FORMAT UCB\n");
2384  fprintf (fp,"\n");
2385  fprintf (fp,"# the conversion statement\n");
2386  fprintf (fp,"#\n");
2387  fprintf (fp,"# Each occurrence of '*' will be replaced by the input file\n");
2388  fprintf (fp,"#\n");
2389  fprintf (fp,"# e.g., if you have a bunch of GIF files, then this might be:\n");
2390  fprintf (fp,"#        INPUT_CONVERT   giftoppm *\n");
2391  fprintf (fp,"#\n");
2392  fprintf (fp,"# e.g., if you have a bunch of files like a.Y a.U a.V, etc., then:\n");
2393  fprintf (fp,"#        INPUT_CONVERT   cat *.Y *.U *.V\n");
2394  fprintf (fp,"#\n");
2395  fprintf (fp,"# e.g., if you are grabbing from laser disc you might have something like\n");
2396  fprintf (fp,"#        INPUT_CONVERT   goto frame *; grabppm\n");
2397  fprintf (fp,"# 'INPUT_CONVERT *' means the files are already in the base file format\n");
2398  fprintf (fp,"#\n");
2399  fprintf (fp,"INPUT_CONVERT    * \n");
2400  fprintf (fp,"\n");
2401  fprintf (fp,"# number of frames in a GOP.\n");
2402  fprintf (fp,"#\n");
2403  fprintf (fp,"# since each GOP must have at least one I-frame, the encoder will find the\n");
2404  fprintf (fp,"# the first I-frame after GOP_SIZE frames to start the next GOP\n");
2405  fprintf (fp,"#\n");
2406  fprintf (fp,"# later, will add more flexible GOP signalling\n");
2407  fprintf (fp,"#\n");
2408  fprintf (fp,"GOP_SIZE 16\n");
2409  fprintf (fp,"\n");
2410  fprintf (fp,"# number of slices in a frame\n");
2411  fprintf (fp,"#\n");
2412  fprintf (fp,"# 1 is a good number.  another possibility is the number of macroblock rows\n");
2413  fprintf (fp,"# (which is the height divided by 16)\n");
2414  fprintf (fp,"#\n");
2415  fprintf (fp,"SLICES_PER_FRAME 1\n");
2416  fprintf (fp,"\n");
2417  fprintf (fp,"# directory to get all input files from (makes this file easier to read)\n");
2418#if QT_VERSION < 0x040000
2419  fprintf (fp,"INPUT_DIR        %s\n",fMovieTempFolderPath.ascii());
2420#else
2421  fprintf (fp,"INPUT_DIR        %s\n",fMovieTempFolderPath.toStdString().c_str());
2422#endif
2423  fprintf (fp,"\n");
2424  fprintf (fp,"# There are a bunch of ways to specify the input files.\n");
2425  fprintf (fp,"# from a simple one-per-line listing, to the following \n");
2426  fprintf (fp,"# way of numbering them.  See the manual for more information.\n");
2427  fprintf (fp,"INPUT\n");
2428  fprintf (fp,"# '*' is replaced by the numbers 01, 02, 03, 04\n");
2429  fprintf (fp,"# if I instead do [01-11], it would be 01, 02, ..., 09, 10, 11\n");
2430  fprintf (fp,"# if I instead do [1-11], it would be 1, 2, 3, ..., 9, 10, 11\n");
2431  fprintf (fp,"# if I instead do [1-11+3], it would be 1, 4, 7, 10\n");
2432  fprintf (fp,"# the program assumes none of your input files has a name ending in ']'\n");
2433  fprintf (fp,"# if you do, too bad!!!\n");
2434  fprintf (fp,"#\n");
2435  fprintf (fp,"#\n");
2436  fprintf (fp,"Test*.ppm        [0-%d]\n",fRecordFrameNumber-1);
2437  fprintf (fp,"# can have more files here if you want...there is no limit on the number\n");
2438  fprintf (fp,"# of files\n");
2439  fprintf (fp,"END_INPUT\n");
2440  fprintf (fp,"\n");
2441  fprintf (fp,"\n");
2442  fprintf (fp,"\n");
2443  fprintf (fp,"# Many of the remaining options have to do with the motion search and qscale\n");
2444  fprintf (fp,"\n");
2445  fprintf (fp,"# FULL or HALF -- must be upper case\n");
2446  fprintf (fp,"# Should be FULL for computer generated images\n");
2447  fprintf (fp,"PIXEL            FULL\n");
2448  fprintf (fp,"\n");
2449  fprintf (fp,"# means +/- this many pixels for both P and B frame searches\n");
2450  fprintf (fp,"# specify two numbers if you wish to serc different ranges in the two.\n");
2451  fprintf (fp,"RANGE            10\n");
2452  fprintf (fp,"\n");
2453  fprintf (fp,"# The two search algorithm parameters below mostly affect speed,\n");
2454  fprintf (fp,"# with some affect on compression and almost none on quality.\n");
2455  fprintf (fp,"\n");
2456  fprintf (fp,"# this must be one of {EXHAUSTIVE, SUBSAMPLE, LOGARITHMIC}\n");
2457  fprintf (fp,"PSEARCH_ALG      LOGARITHMIC\n");
2458  fprintf (fp,"\n");
2459  fprintf (fp,"# this must be one of {SIMPLE, CROSS2, EXHAUSTIVE}\n");
2460  fprintf (fp,"#\n");
2461  fprintf (fp,"# note that EXHAUSTIVE is really, really, really slow\n");
2462  fprintf (fp,"#\n");
2463  fprintf (fp,"BSEARCH_ALG      SIMPLE\n");
2464  fprintf (fp,"\n");
2465  fprintf (fp,"#\n");
2466  fprintf (fp,"# these specify the q-scale for I, P, and B frames\n");
2467  fprintf (fp,"# (values must be between 1 and 31)\n");
2468  fprintf (fp,"# These are the Qscale values for the entire frame in variable bit-rate\n");
2469  fprintf (fp,"# mode, and starting points (but not important) for constant bit rate\n");
2470  fprintf (fp,"#\n");
2471  fprintf (fp,"\n");
2472  fprintf (fp,"# Qscale (Quantization scale) affects quality and compression,\n");
2473  fprintf (fp,"# but has very little effect on speed.\n");
2474  fprintf (fp,"\n");
2475  fprintf (fp,"IQSCALE          4\n");
2476  fprintf (fp,"PQSCALE          5\n");
2477  fprintf (fp,"BQSCALE          12\n");
2478  fprintf (fp,"\n");
2479  fprintf (fp,"# this must be ORIGINAL or DECODED\n");
2480  fprintf (fp,"REFERENCE_FRAME  ORIGINAL\n");
2481  fprintf (fp,"\n");
2482  fprintf (fp,"# for parallel parameters see parallel.param in the exmaples subdirectory\n");
2483  fprintf (fp,"\n");
2484  fprintf (fp,"# if you want constant bit-rate mode, specify it as follows (number is bits/sec):\n");
2485  fprintf (fp,"#BIT_RATE  1000000\n");
2486  fprintf (fp,"\n");
2487  fprintf (fp,"# To specify the buffer size (327680 is default, measused in bits, for 16bit words)\n");
2488  fprintf (fp,"BUFFER_SIZE 327680\n");
2489  fprintf (fp,"\n");
2490  fprintf (fp,"# The frame rate is the number of frames/second (legal values:\n");
2491  fprintf (fp,"# 23.976, 24, 25, 29.97, 30, 50 ,59.94, 60\n");
2492  fprintf (fp,"FRAME_RATE 30\n");
2493  fprintf (fp,"\n");
2494  fprintf (fp,"# There are many more options, see the users manual for examples....\n");
2495  fprintf (fp,"# ASPECT_RATIO, USER_DATA, GAMMA, IQTABLE, etc.\n");
2496  fprintf (fp,"\n");
2497  fprintf (fp,"\n");
2498  fclose (fp);
2499
2500  setRecordingInfos("Parameter file "+fParameterFileName+" generated in "+fMovieTempFolderPath);
2501  setRecordingStatus(READY_TO_ENCODE);
2502  return true;
2503}
2504
2505void G4OpenGLQtViewer::encodeVideo()
2506{
2507  if ((getEncoderPath() != "") && (getSaveFileName() != "")) {
2508    setRecordingStatus(ENCODING);
2509   
2510#if QT_VERSION < 0x040000
2511    QStringList args = QStringList(fEncoderPath);
2512    args.push_back(fMovieTempFolderPath+fParameterFileName);
2513    fProcess = new QProcess(args);
2514    QObject ::connect(fProcess,SIGNAL(processExited ()),
2515                      this,SLOT(processEncodeFinished()));
2516    QObject ::connect(fProcess,SIGNAL(readyReadStdout ()),
2517                      this,SLOT(processEncodeStdout()));
2518    fProcess->setCommunication(QProcess::DupStderr);
2519    fProcess->launch("");
2520#else
2521    fProcess = new QProcess();
2522#if QT_VERSION > 0x040100
2523    QObject ::connect(fProcess,SIGNAL(finished ( int,QProcess::ExitStatus)),
2524                      this,SLOT(processEncodeFinished()));
2525    QObject ::connect(fProcess,SIGNAL(readyReadStandardOutput ()),
2526                      this,SLOT(processEncodeStdout()));
2527#else
2528    QObject ::connect(fProcess,SIGNAL(finished ( int)),
2529                      this,SLOT(processEncodeFinished()));
2530    QObject ::connect(fProcess,SIGNAL(readyReadStandardOutput ()),
2531                      this,SLOT(processEncodeStdout()));
2532#endif
2533    fProcess->setReadChannelMode(QProcess::MergedChannels);
2534    fProcess->start (fEncoderPath, QStringList(fMovieTempFolderPath+fParameterFileName));
2535#endif
2536  }
2537}
2538
2539
2540// FIXME : does not work on Qt3
2541void G4OpenGLQtViewer::processEncodeStdout()
2542{
2543#if QT_VERSION > 0x040000
2544  QString tmp = fProcess->readAllStandardOutput ().data();
2545  int start = tmp.lastIndexOf("ESTIMATED TIME");
2546  tmp = tmp.mid(start,tmp.indexOf("\n",start)-start);
2547#else
2548  QString tmp = fProcess->readStdout ().data();
2549  int start = tmp.findRev("ESTIMATED TIME");
2550  tmp = tmp.mid(start,tmp.find("\n",start)-start);
2551#endif
2552  setRecordingInfos(tmp);
2553}
2554
2555
2556void G4OpenGLQtViewer::processEncodeFinished()
2557{
2558
2559  QString txt = "";
2560  txt = getProcessErrorMsg();
2561  if (txt == "") {
2562    setRecordingStatus(SUCCESS);
2563  } else {
2564    setRecordingStatus(FAILED);
2565  }
2566  //  setRecordingInfos(txt+removeTempFolder());
2567}
2568
2569
2570void G4OpenGLQtViewer::processLookForFinished()
2571 {
2572
2573  QString txt = getProcessErrorMsg();
2574  if (txt != "") {
2575    fEncoderPath = "";
2576  } else {
2577#if QT_VERSION > 0x040000
2578    fEncoderPath = QString(fProcess->readAllStandardOutput ().data()).trimmed();
2579#else
2580    fEncoderPath = QString(fProcess->readStdout ().data()).simplifyWhiteSpace();
2581#endif
2582    // if not found, return "not found"
2583    if (fEncoderPath.contains(" ")) {
2584      fEncoderPath = "";
2585    } else if (!fEncoderPath.contains("mpeg_encode")) {
2586      fEncoderPath = "";
2587    }
2588    setEncoderPath(fEncoderPath);
2589  }
2590  // init temp folder
2591#if QT_VERSION > 0x040000
2592  setTempFolderPath(QDir::temp ().absolutePath ());
2593#else
2594  // Let's have a try
2595  setTempFolderPath("/tmp/");
2596#endif
2597}
2598
2599
2600QString G4OpenGLQtViewer::getProcessErrorMsg()
2601{
2602  QString txt = "";
2603#if QT_VERSION < 0x040000
2604  if (!fProcess->normalExit ()) {
2605    txt = "Exist status "+ fProcess->exitStatus ();
2606  }
2607#else
2608  if (fProcess->exitCode() != 0) {
2609    switch (fProcess->error()) {
2610    case QProcess::FailedToStart:
2611      txt = "The process failed to start. Either the invoked program is missing, or you may have insufficient permissions to invoke the program.\n";
2612      break;
2613    case QProcess::Crashed:
2614      txt = "The process crashed some time after starting successfully.\n";
2615      break;
2616    case QProcess::Timedout:
2617      txt = "The last waitFor...() function timed out. The state of QProcess is unchanged, and you can try calling waitFor...() again.\n";
2618      break;
2619    case QProcess::WriteError:
2620      txt = "An error occurred when attempting to write to the process. For example, the process may not be running, or it may have closed its input channel.\n";
2621      break;
2622    case QProcess::ReadError:
2623      txt = "An error occurred when attempting to read from the process. For example, the process may not be running.\n";
2624      break;
2625    case QProcess::UnknownError:
2626      txt = "An unknown error occurred. This is the default return value of error().\n";
2627      break;
2628    }
2629  }
2630#endif
2631   return txt;
2632}
2633
2634/*
2635 
2636void MultiLayer::exportToSVG(const QString& fname)
2637{
2638  QPicture picture;
2639  QPainter p(&picture);
2640  for (int i=0;i<(int)graphsList->count();i++)
2641    {
2642      Graph *gr=(Graph *)graphsList->at(i);
2643      Plot *myPlot= (Plot *)gr->plotWidget();
2644     
2645      QPoint pos=gr->pos();
2646     
2647      int width=int(myPlot->frameGeometry().width());
2648      int height=int(myPlot->frameGeometry().height());
2649     
2650      myPlot->print(&p, QRect(pos,QSize(width,height)));
2651    }
2652 
2653  p.end();
2654  picture.save(fname, "svg");
2655}
2656*/
2657#endif
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