source: trunk/source/visualization/OpenGL/src/G4OpenGLQtViewer.cc @ 1094

Last change on this file since 1094 was 1094, checked in by garnier, 15 years ago

Set 0 size margin around GL window
  • Property svn:mime-type set to text/cpp
File size: 80.5 KB
Line 
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3// * License and Disclaimer                                           *
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25//
26//
27// $Id: G4OpenGLQtViewer.cc,v 1.43 2009/07/29 10:04:45 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        fGLWindow = 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        fGLWindow = 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(fGLWindow,0,QPoint(0,0)); 
148#else
149    glWidget->setParent(fGLWindow); 
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      fGLWindow = new QDialog();
157    }
158  } else {
159#ifdef G4DEBUG_VIS_OGL
160    printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist\n");
161#endif
162    fGLWindow = new QDialog();
163  }
164
165  QHBoxLayout *mainLayout = new QHBoxLayout(fGLWindow);
166  mainLayout->setMargin(0);
167  mainLayout->setSpacing(0);   
168  mainLayout->addWidget(fWindow);
169
170#if QT_VERSION < 0x040000
171  fGLWindow->setCaption(name );
172#else
173  fGLWindow->setLayout(mainLayout);
174  fGLWindow->setWindowTitle( name);
175#endif
176  ResizeWindow(fVP.GetWindowSizeHintX(),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  fGLWindow->resize(getWinWidth(), getWinHeight());
187  fGLWindow->move(fVP.GetWindowAbsoluteLocationHintX(QApplication::desktop()->width()),YPos);
188  fGLWindow->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//   //  fGLWindow = 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( fGLWindow,"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 (!fGLWindow) {
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 != fGLWindow->isFullScreen()) { //toggle
1238#if QT_VERSION >= 0x030200
1239    fGLWindow->setWindowState(fGLWindow->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  std::string name;
1295#if QT_VERSION < 0x040000
1296  name =  QFileDialog::getSaveFileName ( ".",
1297                                                    filters,
1298                                                    fGLWindow,
1299                                                    "Save file dialog",
1300                                                    tr("Save as ..."),
1301                                                    selectedFormat ).ascii();
1302#else
1303  name =  QFileDialog::getSaveFileName ( fGLWindow,
1304                                                    tr("Save as ..."),
1305                                                    ".",
1306                                                    filters,
1307                                                    selectedFormat ).toStdString().c_str();
1308#endif
1309  // bmp jpg jpeg png ppm xbm xpm
1310  if (name.empty()) {
1311    return;
1312  }
1313#if QT_VERSION < 0x040000
1314  name += "." + std::string(selectedFormat->ascii());
1315  QString format = selectedFormat->lower();
1316#else
1317  name += "." + selectedFormat->toStdString();
1318  QString format = selectedFormat->toLower();
1319#endif
1320  setPrintFilename(name.c_str(),0);
1321  G4OpenGLQtExportDialog* exportDialog= new G4OpenGLQtExportDialog(fGLWindow,format,fWindow->height(),fWindow->width());
1322  if(  exportDialog->exec()) {
1323
1324    QImage image;
1325    bool res = false;
1326    if ((exportDialog->getWidth() !=fWindow->width()) ||
1327        (exportDialog->getHeight() !=fWindow->height())) {
1328      setPrintSize(exportDialog->getWidth(),exportDialog->getHeight());
1329      if ((format != QString("eps")) && (format != QString("ps"))) {
1330      G4cerr << "Export->Change Size : This function is not implemented, to export in another size, please resize your frame to what you need" << G4endl;
1331     
1332      //    rescaleImage(exportDialog->getWidth(),exportDialog->getHeight());// re-scale image
1333      //      QGLWidget* glResized = fWindow;
1334
1335      // FIXME :
1336      // L.Garnier : I've try to implement change size function, but the problem is
1337      // the renderPixmap function call the QGLWidget to resize and it doesn't draw
1338      // the content of this widget... It only draw the background.
1339
1340      //      fWindow->renderPixmap (exportDialog->getWidth()*2,exportDialog->getHeight()*2,true );
1341
1342      //      QPixmap pixmap = fWindow->renderPixmap ();
1343     
1344      //      image = pixmap->toImage();
1345      //      glResized->resize(exportDialog->getWidth()*2,exportDialog->getHeight()*2);
1346      //      image = glResized->grabFrameBuffer();
1347      }     
1348    } else {
1349      image = fWindow->grabFrameBuffer();
1350    }   
1351    if (format == QString("eps")) {
1352      fVectoredPs = exportDialog->getVectorEPS();
1353      printEPS();
1354    } else if (format == "ps") {
1355      fVectoredPs = true;
1356      printEPS();
1357    } else if (format == "pdf") {
1358
1359      res = printPDF(name,exportDialog->getNbColor(),image);
1360
1361    } else if ((format == "tif") ||
1362               (format == "tiff") ||
1363               (format == "jpg") ||
1364               (format == "jpeg") ||
1365               (format == "png") ||
1366               (format == "pbm") ||
1367               (format == "pgm") ||
1368               (format == "ppm") ||
1369               (format == "bmp") ||
1370               (format == "xbm") ||
1371               (format == "xpm")) {
1372#if QT_VERSION < 0x040000
1373      res = image.save(QString(name.c_str()),selectedFormat->ascii(),exportDialog->getSliderValue());
1374#else
1375      res = image.save(QString(name.c_str()),0,exportDialog->getSliderValue());
1376#endif
1377    } else {
1378      G4cerr << "This version of G4UI Could not generate the selected format" << G4endl;
1379    }
1380    if ((format == QString("eps")) && (format == QString("ps"))) {
1381      if (res == false) {
1382        G4cerr << "Error while saving file... "<<name.c_str()<< G4endl;
1383      } else {
1384        G4cout << "File "<<name.c_str()<<" has been saved " << G4endl;
1385      }
1386    }
1387   
1388  } else { // cancel selected
1389    return;
1390  }
1391 
1392}
1393
1394
1395void G4OpenGLQtViewer::actionMovieParameters() {
1396  showMovieParametersDialog();
1397}
1398
1399
1400void G4OpenGLQtViewer::showMovieParametersDialog() {
1401  if (!fMovieParametersDialog) {
1402    fMovieParametersDialog= new G4OpenGLQtMovieDialog(this,fGLWindow);
1403    displayRecordingStatus();
1404    fMovieParametersDialog->checkEncoderSwParameters();
1405    fMovieParametersDialog->checkSaveFileNameParameters();
1406    fMovieParametersDialog->checkTempFolderParameters();
1407    if (getEncoderPath() == "") {
1408      setRecordingInfos("mpeg_encode is needed to encode in video format. It is available here: http://bmrc.berkeley.edu/frame/research/mpeg/");
1409    }
1410  }
1411  fMovieParametersDialog->show();
1412}
1413
1414
1415/*
1416// 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
1417
1418void Graph::exportToSVG(const QString& fname)
1419{
1420  // enable workaround for Qt3 misalignments
1421  QwtPainter::setSVGMode(true);
1422  QPicture picture;
1423  QPainter p(&picture);
1424  d_plot->print(&p, d_plot->rect());
1425  p.end();
1426
1427  picture.save(fname, "svg");
1428}
1429*/
1430
1431
1432
1433void G4OpenGLQtViewer::FinishView()
1434{
1435   glFlush ();
1436   fWindow->swapBuffers ();
1437}
1438
1439/**
1440   Save the current mouse press point
1441   @param p mouse click point
1442*/
1443void G4OpenGLQtViewer::G4MousePressEvent(QMouseEvent *event)
1444{
1445#if QT_VERSION < 0x040000
1446  if ((event->button() & Qt::LeftButton)
1447      && !((event->state() & Qt::ShiftButton)
1448           || (event->state() & Qt::ControlButton)
1449           || (event->state() & Qt::AltButton)
1450           || (event->state() & Qt::MetaButton))) {
1451#else
1452  if ((event->buttons() & Qt::LeftButton)
1453      && !((event->modifiers() & Qt::ShiftModifier)
1454           || (event->modifiers() & Qt::ControlModifier)
1455           || (event->modifiers() & Qt::AltModifier)
1456           || (event->modifiers() & Qt::MetaModifier))) {
1457#endif
1458    fWindow->setMouseTracking(true);
1459    fAutoMove = false; // stop automove
1460    fLastPos1 = event->pos();
1461    fLastPos2 = fLastPos1;
1462    fLastPos3 = fLastPos2;
1463    fLastEventTime->start();
1464    if (fMouseAction == STYLE3){  // pick
1465      Pick(event->pos().x(),event->pos().y());
1466    }
1467  }
1468}
1469
1470/**
1471*/
1472void G4OpenGLQtViewer::G4MouseReleaseEvent()
1473{
1474  fSpinningDelay = fLastEventTime->elapsed();
1475  QPoint delta = (fLastPos3-fLastPos1);
1476  if ((delta.x() == 0) && (delta.y() == 0)) {
1477    return;
1478  }
1479  if (fSpinningDelay < fLaunchSpinDelay ) {
1480    fAutoMove = true;
1481    QTime lastMoveTime;
1482    lastMoveTime.start();
1483    // try to addapt speed move/rotate looking to drawing speed
1484    int cycles = 4;
1485    while (fAutoMove) {
1486      //      if ( lastMoveTime.elapsed() > (fSpinningDelay / (cycles/2))) {
1487        if (fMouseAction == STYLE1) {  // rotate
1488          rotateQtScene(((float)delta.x())/cycles,((float)delta.y())/cycles);
1489        } else if (fMouseAction == STYLE2) {  // move
1490          moveScene(-((float)delta.x())/cycles,-((float)delta.y())/cycles,0,true);
1491        }
1492        lastMoveTime.start();
1493        cycles = 1 ;
1494      ((QApplication*)G4Qt::getInstance ())->processEvents();
1495      cycles ++ ;
1496    }
1497  }
1498  fWindow->setMouseTracking(false);
1499
1500}
1501
1502
1503void G4OpenGLQtViewer::G4MouseDoubleClickEvent()
1504{
1505  fWindow->setMouseTracking(true);
1506}
1507
1508
1509/**
1510   @param pos_x mouse x position
1511   @param pos_y mouse y position
1512   @param mButtons mouse button active
1513   @param mAutoMove true: apply this move till another evnt came, false :one time move
1514*/
1515
1516void G4OpenGLQtViewer::G4MouseMoveEvent(QMouseEvent *event)
1517{
1518 
1519#if QT_VERSION < 0x040000
1520  Qt::ButtonState mButtons = event->state();
1521#else
1522  Qt::MouseButtons mButtons = event->buttons();
1523#endif
1524
1525  if (fAutoMove) {
1526    return;
1527  }
1528
1529  fLastPos3 = fLastPos2;
1530  fLastPos2 = fLastPos1;
1531  fLastPos1 = QPoint(event->x(), event->y());
1532
1533  int deltaX = fLastPos2.x()-fLastPos1.x();
1534  int deltaY = fLastPos2.y()-fLastPos1.y();
1535
1536  if (fMouseAction == STYLE1) {  // rotate
1537    if (mButtons & Qt::LeftButton) {
1538      rotateQtScene(deltaX,deltaY);
1539    }
1540  } else if (fMouseAction == STYLE2) {  // move
1541    if (mButtons & Qt::LeftButton) {
1542      moveScene(-deltaX,-deltaY,0,true);
1543    }
1544  }
1545
1546  fLastEventTime->start();
1547}
1548
1549
1550/**
1551   Move the scene of dx, dy, dz values.
1552   @param dx delta mouse x position
1553   @param dy delta mouse y position
1554   @param mouseMove : true if even comes from a mouse move, false if even comes from key action
1555*/
1556
1557void G4OpenGLQtViewer::moveScene(float dx,float dy, float dz,bool mouseMove)
1558{
1559  if (fHoldMoveEvent)
1560    return;
1561  fHoldMoveEvent = true;
1562
1563  G4double coefTrans = 0;
1564  GLdouble coefDepth = 0;
1565  if(mouseMove) {
1566    coefTrans = ((G4double)getSceneNearWidth())/((G4double)getWinWidth());
1567    if (getWinHeight() <getWinWidth()) {
1568      coefTrans = ((G4double)getSceneNearWidth())/((G4double)getWinHeight());
1569    }
1570  } else {
1571    coefTrans = getSceneNearWidth()*fDeltaSceneTranslation;
1572    coefDepth = getSceneDepth()*fDeltaDepth;
1573  }
1574  fVP.IncrementPan(-dx*coefTrans,dy*coefTrans,dz*coefDepth);
1575  emit moveX(-dx*coefTrans);
1576  emit moveY(dy*coefTrans);
1577  emit moveZ(dz*coefTrans);
1578 
1579  updateQWidget();
1580  if (fAutoMove)
1581    ((QApplication*)G4Qt::getInstance ())->processEvents();
1582 
1583  fHoldMoveEvent = false;
1584}
1585
1586
1587/**
1588   @param dx delta mouse x position
1589   @param dy delta mouse y position
1590*/
1591
1592void G4OpenGLQtViewer::rotateQtScene(float dx, float dy)
1593{
1594  if (fHoldRotateEvent)
1595    return;
1596  fHoldRotateEvent = true;
1597 
1598  if( dx != 0) {
1599    rotateScene(dx,0,fDeltaRotation);
1600    emit rotateTheta(dx);
1601  }
1602  if( dy != 0) {
1603    rotateScene(0,dy,fDeltaRotation);
1604    emit rotatePhi(dy);
1605  }
1606  updateQWidget();
1607 
1608  fHoldRotateEvent = false;
1609}
1610
1611/**
1612   @param dx delta mouse x position
1613   @param dy delta mouse y position
1614*/
1615
1616void G4OpenGLQtViewer::rotateQtCamera(float dx, float dy)
1617{
1618  if (fHoldRotateEvent)
1619    return;
1620  fHoldRotateEvent = true;
1621
1622  rotateScene(dx,dy,fDeltaRotation);
1623  emit rotateTheta(dx);
1624  emit rotatePhi(dy);
1625  updateQWidget();
1626 
1627  fHoldRotateEvent = false;
1628}
1629
1630
1631
1632
1633/** This is the benning of a rescale function. It does nothing for the moment
1634    @param aWidth : new width
1635    @param aHeight : new height
1636*/
1637void G4OpenGLQtViewer::rescaleImage(
1638 int /* aWidth */
1639,int /* aHeight */
1640){
1641  //  GLfloat* feedback_buffer;
1642  //  GLint returned;
1643  //  FILE* file;
1644 
1645//   feedback_buffer = new GLfloat[size];
1646//   glFeedbackBuffer (size, GL_3D_COLOR, feedback_buffer);
1647//   glRenderMode (GL_FEEDBACK);
1648 
1649//   DrawView();
1650//   returned = glRenderMode (GL_RENDER);
1651
1652}
1653
1654
1655
1656/**
1657   Generate Postscript or PDF form image
1658   @param aFilename : name of file
1659   @param aInColor : numbers of colors : 1->BW 2->RGB
1660   @param aImage : Image to print
1661*/
1662bool G4OpenGLQtViewer::printPDF (
1663 const std::string aFilename
1664,int aInColor
1665,QImage aImage
1666)
1667{
1668
1669#if QT_VERSION < 0x040000
1670#if defined(Q_WS_MAC) || defined(Q_WS_X11)
1671  QPrinter printer;
1672  //  printer.setPageSize(pageSize);
1673  if (aInColor == 1) {
1674    printer.setColorMode(QPrinter::GrayScale);
1675  } else {
1676    printer.setColorMode(QPrinter::Color);
1677  }
1678
1679  /* FIXME : I don't know which format it will save...
1680     if (aFilename.endsWith(".ps")) {
1681     printer.setOutputFormat(QPrinter::PostScriptFormat);
1682     } else {
1683     printer.setOutputFormat(QPrinter::PdfFormat);
1684     }
1685  */
1686  printer.setOutputFileName(aFilename);
1687  //  printer.setFullPage ( true);
1688  QPainter paint(&printer);
1689  paint.drawImage (0,0,aImage );
1690  paint.end();
1691#else
1692  G4cerr << "This fonction is only supported on Mac OsX or X11 with Qt3. Full platform supported with Qt4" << G4endl;
1693  // FIXME
1694  // L.Garnier 6 May 2009 : Only to fix compilation warnings
1695  if (aFilename.empty()) {
1696    aInColor = 0;
1697    aImage = 0;
1698  }
1699  // END_OF FIXME
1700#endif
1701#else
1702  QPrinter printer;
1703  //  printer.setPageSize(pageSize);
1704
1705  // FIXME : L. Garnier 4/12/07
1706  // This is not working, it does nothing. Image is staying in color mode
1707  // So I have desactivate the B/W button in GUI
1708  if ((!aImage.isGrayscale ()) &&(aInColor ==1 )) {
1709#if QT_VERSION < 0x040000
1710    aImage = aImage.convertDepth(1,Qt::MonoOnly);
1711#else
1712    aImage = aImage.convertToFormat ( aImage.format(), Qt::MonoOnly);
1713#endif
1714  }
1715
1716
1717  if (aFilename.substr(aFilename.size()-3) == ".ps") {
1718#if QT_VERSION > 0x040200
1719    printer.setOutputFormat(QPrinter::PostScriptFormat);
1720#endif
1721  } else {
1722#if QT_VERSION > 0x040100
1723    printer.setOutputFormat(QPrinter::PdfFormat);
1724#endif
1725  }
1726#if QT_VERSION > 0x040100
1727  printer.setOutputFileName(QString(aFilename.c_str()));
1728#endif
1729  //  printer.setFullPage ( true);
1730  QPainter paint(&printer);
1731  paint.drawImage (0,0,aImage);
1732  paint.end();
1733#endif
1734  return true;
1735}
1736
1737
1738void G4OpenGLQtViewer::G4wheelEvent (QWheelEvent * event)
1739{
1740  fVP.SetZoomFactor(fVP.GetZoomFactor()+(fVP.GetZoomFactor()*(event->delta())/1200));
1741  updateQWidget();
1742}
1743
1744
1745void G4OpenGLQtViewer::G4keyPressEvent (QKeyEvent * event)
1746{
1747  if (fHoldKeyEvent)
1748    return;
1749
1750  fHoldKeyEvent = true;
1751
1752#if QT_VERSION < 0x040000
1753  if ((event->key() == Qt::Key_Down) && (event->state() & Qt::AltButton )) { // go backward
1754#else
1755  if ((event->key() == Qt::Key_Down) && (event->modifiers() & Qt::AltModifier )) { // go backward
1756#endif
1757   
1758    moveScene(0,0,1,false);
1759  }
1760#if QT_VERSION < 0x040000
1761  else if ((event->key() == Qt::Key_Up) && (event->state() & Qt::AltButton)) { // go forward
1762#else
1763  else if ((event->key() == Qt::Key_Up) && (event->modifiers() & Qt::AltModifier)) { // go forward
1764#endif
1765    moveScene(0,0,-1,false);
1766  }
1767#if QT_VERSION < 0x040000
1768  if ((event->key() == Qt::Key_Down) && (event->state() & Qt::ShiftButton)) { // rotate phi
1769#else
1770  if ((event->key() == Qt::Key_Down) && (event->modifiers() & Qt::ShiftModifier)) { // rotate phi
1771#endif
1772    rotateQtCamera(0,-1);
1773  }
1774#if QT_VERSION < 0x040000
1775  else if ((event->key() == Qt::Key_Up) && (event->state() & Qt::ShiftButton)) { // rotate phi
1776#else
1777  else if ((event->key() == Qt::Key_Up) && (event->modifiers() & Qt::ShiftModifier)) { // rotate phi
1778#endif
1779    rotateQtCamera(0,1);
1780  }
1781#if QT_VERSION < 0x040000
1782  if ((event->key() == Qt::Key_Left) && (event->state() & Qt::ShiftButton)) { // rotate theta
1783#else
1784  if ((event->key() == Qt::Key_Left) && (event->modifiers() & Qt::ShiftModifier)) { // rotate theta
1785#endif
1786    rotateQtCamera(1,0);
1787  }
1788#if QT_VERSION < 0x040000
1789  else if ((event->key() == Qt::Key_Right) && (event->state() & Qt::ShiftButton)) { // rotate theta
1790#else
1791  else if ((event->key() == Qt::Key_Right) && (event->modifiers() & Qt::ShiftModifier)) { // rotate theta
1792#endif
1793    rotateQtCamera(-1,0);
1794  }
1795
1796#if QT_VERSION < 0x040000
1797  if ((event->state() & Qt::AltButton)) {
1798#else
1799  if ((event->modifiers() & Qt::AltModifier)) {
1800#endif
1801    if (event->key() == Qt::Key_Plus) {
1802      fDeltaRotation = fDeltaRotation/0.7;
1803    }
1804    else if (event->key() == Qt::Key_Minus) {
1805      fDeltaRotation = fDeltaRotation*0.7;
1806    }
1807  } else {
1808    if (event->key() == Qt::Key_Plus) {
1809      fVP.SetZoomFactor(fVP.GetZoomFactor()*(1+fDeltaZoom));
1810      updateQWidget();
1811    }
1812    else if (event->key() == Qt::Key_Minus) {
1813      fVP.SetZoomFactor(fVP.GetZoomFactor()*(1-fDeltaZoom));
1814      updateQWidget();
1815    }
1816  }
1817 
1818 
1819  if (event->key() == Qt::Key_Escape) { // escaped from full screen
1820#if QT_VERSION >= 0x030200
1821      toggleFullScreen(false);
1822#endif
1823  }
1824  // several case here : If return is pressed, in every case -> display the movie parameters dialog
1825  // If one parameter is wrong -> put it in red (only save filenam could be wrong..)
1826  // If encoder not found-> does nothing.Only display a message in status box
1827  // If all ok-> generate parameter file
1828  // If ok -> put encoder button enabled
1829 
1830  if ((event->key() == Qt::Key_Return) || (event->key() == Qt::Key_Enter)){ // end of video
1831   stopVideo();
1832  }
1833  if (event->key() == Qt::Key_Space){ // start/pause of video
1834   startPauseVideo();
1835  }
1836
1837  // with no modifiers
1838#if QT_VERSION < 0x040000
1839  if (event->state() == Qt::NoButton) {
1840#else
1841  if ((event->modifiers() == Qt::NoModifier) || (event->modifiers() == Qt::KeypadModifier )) {
1842#endif
1843    if (event->key() == Qt::Key_Down) { // go down
1844      moveScene(0,1,0,false);
1845    }
1846    else if (event->key() == Qt::Key_Up) {  // go up
1847      moveScene(0,-1,0,false);
1848    }
1849    if (event->key() == Qt::Key_Left) { // go left
1850      moveScene(-1,0,0,false);
1851    }
1852    else if (event->key() == Qt::Key_Right) { // go right
1853      moveScene(1,0,0,false);
1854    }
1855  }
1856  fHoldKeyEvent = false;
1857}
1858 
1859
1860/** Stop the video. Check all parameters and enable encoder button if all is ok.
1861*/
1862void G4OpenGLQtViewer::stopVideo() {
1863
1864 // if encoder parameter is wrong, display parameters dialog and return
1865  if (!fMovieParametersDialog) {
1866    showMovieParametersDialog();
1867  }
1868  setRecordingStatus(STOP);
1869
1870  if (fRecordFrameNumber >0) {
1871    // check parameters if they were modified (Re APPLY them...)
1872    if (!(fMovieParametersDialog->checkEncoderSwParameters())) {
1873      setRecordingStatus(BAD_ENCODER);
1874    }  else if (!(fMovieParametersDialog->checkSaveFileNameParameters())) {
1875      setRecordingStatus(BAD_OUTPUT);
1876    }
1877  } else {
1878    resetRecording();
1879    setRecordingInfos("No frame to encode.");
1880  }
1881}
1882
1883/** Stop the video. Check all parameters and enable encoder button if all is ok.
1884*/
1885void G4OpenGLQtViewer::saveVideo() {
1886
1887  // if encoder parameter is wrong, display parameters dialog and return
1888  if (!fMovieParametersDialog) {
1889    showMovieParametersDialog();
1890  }
1891
1892  fMovieParametersDialog->checkEncoderSwParameters();
1893  fMovieParametersDialog->checkSaveFileNameParameters();
1894 
1895  if (fRecordingStep == STOP) {
1896    setRecordingStatus(SAVE);
1897    generateMpegEncoderParameters();
1898    encodeVideo();
1899  }
1900}
1901
1902
1903/** Start/Pause the video..
1904*/
1905void G4OpenGLQtViewer::startPauseVideo() {
1906   
1907  // first time, if temp parameter is wrong, display parameters dialog and return
1908
1909  if (( fRecordingStep == WAIT)) {
1910    if ( fRecordFrameNumber == 0) {
1911      if (getTempFolderPath() == "") { // BAD_OUTPUT
1912        showMovieParametersDialog();
1913        setRecordingInfos("You should specified the temp folder in order to make movie");
1914        return;
1915      } else  {
1916        // remove temp folder if it was create
1917        QString tmp = removeTempFolder();
1918        if (tmp !="") {
1919          setRecordingInfos(tmp);
1920          return;
1921        }
1922        tmp = createTempFolder();
1923        if (tmp != "") {
1924          setRecordingInfos("Can't create temp folder."+tmp);
1925          return;
1926        }
1927      }
1928    }
1929  }
1930  if ((fRecordingStep == WAIT)) {
1931    setRecordingStatus(START);
1932  } else if (fRecordingStep == START) {
1933    setRecordingStatus(PAUSE);
1934  } else if (fRecordingStep == PAUSE) {
1935    setRecordingStatus(CONTINUE);
1936  } else if (fRecordingStep == CONTINUE) {
1937    setRecordingStatus(PAUSE);
1938  }
1939}
1940
1941void G4OpenGLQtViewer::setRecordingStatus(RECORDING_STEP step) {
1942
1943  fRecordingStep = step;
1944  displayRecordingStatus();
1945}
1946
1947
1948void G4OpenGLQtViewer::displayRecordingStatus() {
1949 
1950  QString txtStatus = "";
1951  if (fRecordingStep == WAIT) {
1952    txtStatus  = "Waiting to start...";
1953    fRecordFrameNumber = 0; // reset the frame number
1954  } else if (fRecordingStep == START) {
1955    txtStatus  = "Start Recording...";
1956  } else if (fRecordingStep == PAUSE) {
1957    txtStatus  = "Pause Recording...";
1958  } else if (fRecordingStep == CONTINUE) {
1959    txtStatus  = "Continue Recording...";
1960  } else if (fRecordingStep == STOP) {
1961    txtStatus  = "Stop Recording...";
1962  } else if (fRecordingStep == READY_TO_ENCODE) {
1963    txtStatus  = "Ready to Encode...";
1964  } else if (fRecordingStep == ENCODING) {
1965    txtStatus  = "Encoding...";
1966  } else if (fRecordingStep == FAILED) {
1967    txtStatus  = "Failed to encode...";
1968  } else if ((fRecordingStep == BAD_ENCODER)
1969         || (fRecordingStep == BAD_OUTPUT)
1970             || (fRecordingStep == BAD_TMP)) {
1971    txtStatus  = "Correct above errors first";
1972  } else if (fRecordingStep == SUCCESS) {
1973    txtStatus  = "File encoded successfully";
1974  } else {
1975  }
1976
1977  if (fMovieParametersDialog) {
1978    fMovieParametersDialog->setRecordingStatus(txtStatus);
1979  } else {
1980#if QT_VERSION < 0x040000
1981    G4cout << txtStatus.ascii() << G4endl;
1982#else
1983    G4cout << txtStatus.toStdString().c_str() << G4endl;
1984#endif
1985  }
1986  setRecordingInfos("");
1987}
1988
1989
1990void G4OpenGLQtViewer::setRecordingInfos(QString txt) {
1991  if (fMovieParametersDialog) {
1992    fMovieParametersDialog->setRecordingInfos(txt);
1993  } else {
1994#if QT_VERSION < 0x040000
1995    G4cout << txt.ascii() << G4endl;
1996#else
1997    G4cout << txt.toStdString().c_str() << G4endl;
1998#endif
1999  }
2000}
2001
2002/** Init the movie parameters. Temp dir and encoder path
2003*/
2004void G4OpenGLQtViewer::initMovieParameters() {
2005  //init encoder
2006 
2007   //look for encoderPath
2008     fProcess = new QProcess();
2009     
2010#if QT_VERSION < 0x040000
2011     QObject ::connect(fProcess,SIGNAL(processExited ()),
2012                       this,SLOT(processLookForFinished()));
2013     fProcess->setCommunication(QProcess::DupStderr);
2014     fProcess->setArguments(QStringList("which mpeg_encode"));
2015     fProcess->start();
2016#else
2017     QObject ::connect(fProcess,SIGNAL(finished ( int)),
2018                       this,SLOT(processLookForFinished()));
2019     fProcess->setReadChannelMode(QProcess::MergedChannels);
2020     fProcess->start ("which mpeg_encode");
2021#endif
2022 
2023}
2024
2025/** @return encoder path or "" if it does not exist
2026 */
2027QString G4OpenGLQtViewer::getEncoderPath() {
2028  return fEncoderPath;
2029}
2030 
2031
2032/**
2033 * set the new encoder path
2034 * @return "" if correct. The error otherwise
2035*/
2036QString G4OpenGLQtViewer::setEncoderPath(QString path) {
2037  if (path == "") {
2038    return "File does not exist";
2039  }
2040
2041#if QT_VERSION < 0x040000
2042  path =  QDir::cleanDirPath(path);
2043#else
2044  path =  QDir::cleanPath(path);
2045#endif
2046  QFileInfo *f = new QFileInfo(path);
2047  if (!f->exists()) {
2048    return "File does not exist";
2049  } else if (f->isDir()) {
2050    return "This is a directory";
2051  } else if (!f->isExecutable()) {
2052    return "File exist but is not executable";
2053  } else if (!f->isFile()) {
2054    return "This is not a file";
2055  }
2056  fEncoderPath = path;
2057
2058  if ((fRecordingStep == BAD_ENCODER)) {
2059    setRecordingStatus(STOP);
2060  }
2061  return "";
2062}
2063
2064
2065bool G4OpenGLQtViewer::isRecording(){
2066  if ((fRecordingStep == START) || (fRecordingStep == CONTINUE)) {
2067    return true;
2068  }
2069  return false;
2070}
2071
2072bool G4OpenGLQtViewer::isPaused(){
2073  if (fRecordingStep == PAUSE) {
2074    return true;
2075  }
2076  return false;
2077}
2078
2079bool G4OpenGLQtViewer::isEncoding(){
2080  if (fRecordingStep == ENCODING) {
2081    return true;
2082  }
2083  return false;
2084}
2085
2086bool G4OpenGLQtViewer::isWaiting(){
2087  if (fRecordingStep == WAIT) {
2088    return true;
2089  }
2090  return false;
2091}
2092
2093bool G4OpenGLQtViewer::isStopped(){
2094  if (fRecordingStep == STOP) {
2095    return true;
2096  }
2097  return false;
2098}
2099
2100bool G4OpenGLQtViewer::isFailed(){
2101  if (fRecordingStep == FAILED) {
2102    return true;
2103  }
2104  return false;
2105}
2106
2107bool G4OpenGLQtViewer::isSuccess(){
2108  if (fRecordingStep == SUCCESS) {
2109    return true;
2110  }
2111  return false;
2112}
2113
2114bool G4OpenGLQtViewer::isBadEncoder(){
2115  if (fRecordingStep == BAD_ENCODER) {
2116    return true;
2117  }
2118  return false;
2119}
2120bool G4OpenGLQtViewer::isBadTmp(){
2121  if (fRecordingStep == BAD_TMP) {
2122    return true;
2123  }
2124  return false;
2125}
2126bool G4OpenGLQtViewer::isBadOutput(){
2127  if (fRecordingStep == BAD_OUTPUT) {
2128    return true;
2129  }
2130  return false;
2131}
2132
2133void G4OpenGLQtViewer::setBadEncoder(){
2134  fRecordingStep = BAD_ENCODER;
2135  displayRecordingStatus();
2136}
2137void G4OpenGLQtViewer::setBadTmp(){
2138  fRecordingStep = BAD_TMP;
2139  displayRecordingStatus();
2140}
2141void G4OpenGLQtViewer::setBadOutput(){
2142  fRecordingStep = BAD_OUTPUT;
2143  displayRecordingStatus();
2144}
2145
2146void G4OpenGLQtViewer::setWaiting(){
2147  fRecordingStep = WAIT;
2148  displayRecordingStatus();
2149}
2150
2151
2152bool G4OpenGLQtViewer::isReadyToEncode(){
2153  if (fRecordingStep == READY_TO_ENCODE) {
2154    return true;
2155  }
2156  return false;
2157}
2158
2159void G4OpenGLQtViewer::resetRecording() {
2160    setRecordingStatus(WAIT);
2161}
2162
2163/**
2164 * set the temp folder path
2165 * @return "" if correct. The error otherwise
2166*/
2167QString G4OpenGLQtViewer::setTempFolderPath(QString path) {
2168
2169  if (path == "") {
2170    return "Path does not exist";
2171  }
2172#if QT_VERSION < 0x040000
2173  path =  QDir::cleanDirPath(path);
2174#else
2175  path =  QDir::cleanPath(path);
2176#endif
2177  QFileInfo *d = new QFileInfo(path);
2178  if (!d->exists()) {
2179    return "Path does not exist";
2180  } else if (!d->isDir()) {
2181    return "This is not a directory";
2182  } else if (!d->isReadable()) {
2183    return path +" is read protected";
2184  } else if (!d->isWritable()) {
2185    return path +" is write protected";
2186  }
2187 
2188  if ((fRecordingStep == BAD_TMP)) {
2189    setRecordingStatus(WAIT);
2190  }
2191  fTempFolderPath = path;
2192  return "";
2193}
2194
2195/** @return the temp folder path or "" if it does not exist
2196 */
2197QString G4OpenGLQtViewer::getTempFolderPath() {
2198  return fTempFolderPath;
2199}
2200 
2201/**
2202 * set the save file name path
2203 * @return "" if correct. The error otherwise
2204*/
2205QString G4OpenGLQtViewer::setSaveFileName(QString path) {
2206
2207  if (path == "") {
2208    return "Path does not exist";
2209  }
2210 
2211  QFileInfo *file = new QFileInfo(path);
2212  QDir dir = file->dir();
2213#if QT_VERSION < 0x040000
2214  path =  QDir::cleanDirPath(path);
2215#else
2216  path =  QDir::cleanPath(path);
2217#endif
2218  if (file->exists()) {
2219    return "File already exist, please choose a new one";
2220  } else if (!dir.exists()) {
2221    return "Dir does not exist";
2222  } else if (!dir.isReadable()) {
2223    return path +" is read protected";
2224  }
2225 
2226  if ((fRecordingStep == BAD_OUTPUT)) {
2227    setRecordingStatus(STOP);
2228  }
2229  fSaveFileName = path;
2230  return "";
2231}
2232
2233/** @return the save file path
2234 */
2235QString G4OpenGLQtViewer::getSaveFileName() {
2236  return fSaveFileName ;
2237}
2238
2239/** Create a Qt_temp folder in the temp folder given
2240* The temp folder will be like this /tmp/QtMovie_12-02-2008_12_12_58/
2241* @return "" if success. Error message if not.
2242*/
2243QString G4OpenGLQtViewer::createTempFolder() {
2244  fMovieTempFolderPath = "";
2245  //check
2246  QString tmp = setTempFolderPath(fTempFolderPath);
2247  if (tmp != "") {
2248    return tmp;
2249  }
2250#if QT_VERSION < 0x040000
2251  QString sep = QChar(QDir::separator());
2252#else
2253  QString sep = QString(QDir::separator());
2254#endif
2255  QString path = sep+"QtMovie_"+QDateTime::currentDateTime ().toString("dd-MM-yyyy_hh-mm-ss")+sep;
2256#if QT_VERSION < 0x040000
2257  QDir *d = new QDir(QDir::cleanDirPath(fTempFolderPath));
2258#else
2259  QDir *d = new QDir(QDir::cleanPath(fTempFolderPath));
2260#endif
2261  // check if it is already present
2262  if (d->exists(path)) {
2263    return "Folder "+path+" already exists.Please remove it first";
2264  }
2265  if (d->mkdir(fTempFolderPath+path)) {
2266    fMovieTempFolderPath = fTempFolderPath+path;
2267    return "";
2268  } else {
2269    return "Can't create "+fTempFolderPath+path;
2270  }
2271  return "-";
2272}
2273
2274/** Remove the Qt_temp folder in the temp folder
2275*/
2276QString G4OpenGLQtViewer::removeTempFolder() {
2277        // remove files in Qt_temp folder
2278  if (fMovieTempFolderPath == "") {
2279    return "";
2280  }
2281#if QT_VERSION < 0x040000
2282  QDir *d = new QDir(QDir::cleanDirPath(fMovieTempFolderPath));
2283#else
2284  QDir *d = new QDir(QDir::cleanPath(fMovieTempFolderPath));
2285#endif
2286  if (!d->exists()) {
2287    return "";  // already remove
2288  }
2289
2290  d->setFilter( QDir::Files );
2291  QStringList subDirList = d->entryList();
2292  int res = true;
2293  QString error = "";
2294  for (QStringList::ConstIterator it = subDirList.begin() ;(it != subDirList.end()) ; it++) {
2295    const QString currentFile = *it;
2296      if (!d->remove(currentFile)) {
2297        res = false;
2298        QString file = fMovieTempFolderPath+currentFile;
2299        error +="Removing file failed : "+file;
2300      } else {
2301      }
2302  }
2303  if (res) {
2304    if (d->rmdir(fMovieTempFolderPath)) {
2305      fMovieTempFolderPath = "";
2306      return "";
2307    } else {
2308      return "Dir "+fMovieTempFolderPath+" should be empty, but could not remove it";
2309    }
2310
2311  }
2312  return "Could not remove "+fMovieTempFolderPath+" because of the following errors :"+error;
2313}
2314
2315
2316
2317bool G4OpenGLQtViewer::hasPendingEvents () {
2318  return ((QApplication*)G4Qt::getInstance ())->hasPendingEvents ();
2319}
2320
2321bool G4OpenGLQtViewer::generateMpegEncoderParameters () {
2322
2323                // save the parameter file
2324  FILE* fp;
2325#if QT_VERSION < 0x040000
2326  fp = fopen (QString(fMovieTempFolderPath+fParameterFileName).ascii(), "w");
2327#else
2328  fp = fopen (QString(fMovieTempFolderPath+fParameterFileName).toStdString().c_str(), "w");
2329#endif
2330
2331  if (fp == NULL) {
2332    setRecordingInfos("Generation of parameter file failed");
2333    return false;
2334  }
2335
2336  fprintf (fp,"# parameter file template with lots of comments to assist you\n");
2337  fprintf (fp,"#\n");
2338  fprintf (fp,"# you can use this as a template, copying it to a separate file then modifying\n");
2339  fprintf (fp,"# the copy\n");
2340  fprintf (fp,"#\n");
2341  fprintf (fp,"#\n");
2342  fprintf (fp,"# any line beginning with '#' is a comment\n");
2343  fprintf (fp,"#\n");
2344  fprintf (fp,"# no line should be longer than 255 characters\n");
2345  fprintf (fp,"#\n");
2346  fprintf (fp,"#\n");
2347  fprintf (fp,"# general format of each line is:\n");
2348  fprintf (fp,"#          \n");
2349  fprintf (fp,"#\n");
2350  fprintf (fp,"# lines can generally be in any order\n");
2351  fprintf (fp,"#\n");
2352  fprintf (fp,"# an exception is the option 'INPUT' which must be followed by input\n");
2353  fprintf (fp,"# files in the order in which they must appear, followed by 'END_INPUT'\n");
2354  fprintf (fp,"#\n");
2355  fprintf (fp,"# Also, if you use the `command` method of generating input file names,\n");
2356  fprintf (fp,"# the command will only be executed in the INPUT_DIR if INPUT_DIR preceeds\n");
2357  fprintf (fp,"# the INPUT parameter.\n");
2358  fprintf (fp,"#\n");
2359  fprintf (fp,"#  MUST be in UPPER CASE\n");
2360  fprintf (fp,"#\n");
2361  fprintf (fp,"\n");
2362  fprintf (fp,"# Pattern affects speed, quality and compression. See the User's Guide\n");
2363  fprintf (fp,"# for more info.\n");
2364  fprintf (fp,"\n");
2365  fprintf (fp,"PATTERN          IBBPBBPBBPBBPBBP\n");
2366#if QT_VERSION < 0x040000
2367  fprintf (fp,"OUTPUT           %s\n",getSaveFileName().ascii());
2368#else
2369  fprintf (fp,"OUTPUT           %s\n",getSaveFileName().toStdString().c_str());
2370#endif
2371  fprintf (fp,"\n");
2372  fprintf (fp,"# mpeg_encode really only accepts 3 different file formats, but using a\n");
2373  fprintf (fp,"# conversion statement it can effectively handle ANY file format\n");
2374  fprintf (fp,"#\n");
2375  fprintf (fp,"# You must specify the type of the input files.  The choices are:\n");
2376  fprintf (fp,"#    YUV, PPM, JMOVIE, Y, JPEG, PNM\n");
2377  fprintf (fp,"#        (must be upper case)\n");
2378  fprintf (fp,"#\n");
2379  fprintf (fp,"BASE_FILE_FORMAT PPM\n");
2380  fprintf (fp,"\n");
2381  fprintf (fp,"#\n");
2382  fprintf (fp,"# if YUV format (or using parallel version), must provide width and height\n");
2383  fprintf (fp,"# YUV_SIZE       widthxheight\n");
2384  fprintf (fp,"# this option is ignored if BASE_FILE_FORMAT is not YUV and you're running\n");
2385  fprintf (fp,"# on just one machine\n");
2386  fprintf (fp,"#\n");
2387  fprintf (fp,"YUV_SIZE 352x240\n");
2388  fprintf (fp,"\n");
2389  fprintf (fp,"# If you are using YUV, there are different supported file formats.\n");
2390  fprintf (fp,"# EYUV or UCB are the same as previous versions of this encoder.\n");
2391  fprintf (fp,"# (All the Y's, then U's then V's, in 4:2:0 subsampling.)\n");
2392  fprintf (fp,"# Other formats, such as Abekas, Phillips, or a general format are\n");
2393  fprintf (fp,"# permissible, the general format is a string of Y's, U's, and V's\n");
2394  fprintf (fp,"# to specify the file order.\n");
2395  fprintf (fp,"\n");
2396  fprintf (fp,"INPUT_FORMAT UCB\n");
2397  fprintf (fp,"\n");
2398  fprintf (fp,"# the conversion statement\n");
2399  fprintf (fp,"#\n");
2400  fprintf (fp,"# Each occurrence of '*' will be replaced by the input file\n");
2401  fprintf (fp,"#\n");
2402  fprintf (fp,"# e.g., if you have a bunch of GIF files, then this might be:\n");
2403  fprintf (fp,"#        INPUT_CONVERT   giftoppm *\n");
2404  fprintf (fp,"#\n");
2405  fprintf (fp,"# e.g., if you have a bunch of files like a.Y a.U a.V, etc., then:\n");
2406  fprintf (fp,"#        INPUT_CONVERT   cat *.Y *.U *.V\n");
2407  fprintf (fp,"#\n");
2408  fprintf (fp,"# e.g., if you are grabbing from laser disc you might have something like\n");
2409  fprintf (fp,"#        INPUT_CONVERT   goto frame *; grabppm\n");
2410  fprintf (fp,"# 'INPUT_CONVERT *' means the files are already in the base file format\n");
2411  fprintf (fp,"#\n");
2412  fprintf (fp,"INPUT_CONVERT    * \n");
2413  fprintf (fp,"\n");
2414  fprintf (fp,"# number of frames in a GOP.\n");
2415  fprintf (fp,"#\n");
2416  fprintf (fp,"# since each GOP must have at least one I-frame, the encoder will find the\n");
2417  fprintf (fp,"# the first I-frame after GOP_SIZE frames to start the next GOP\n");
2418  fprintf (fp,"#\n");
2419  fprintf (fp,"# later, will add more flexible GOP signalling\n");
2420  fprintf (fp,"#\n");
2421  fprintf (fp,"GOP_SIZE 16\n");
2422  fprintf (fp,"\n");
2423  fprintf (fp,"# number of slices in a frame\n");
2424  fprintf (fp,"#\n");
2425  fprintf (fp,"# 1 is a good number.  another possibility is the number of macroblock rows\n");
2426  fprintf (fp,"# (which is the height divided by 16)\n");
2427  fprintf (fp,"#\n");
2428  fprintf (fp,"SLICES_PER_FRAME 1\n");
2429  fprintf (fp,"\n");
2430  fprintf (fp,"# directory to get all input files from (makes this file easier to read)\n");
2431#if QT_VERSION < 0x040000
2432  fprintf (fp,"INPUT_DIR        %s\n",fMovieTempFolderPath.ascii());
2433#else
2434  fprintf (fp,"INPUT_DIR        %s\n",fMovieTempFolderPath.toStdString().c_str());
2435#endif
2436  fprintf (fp,"\n");
2437  fprintf (fp,"# There are a bunch of ways to specify the input files.\n");
2438  fprintf (fp,"# from a simple one-per-line listing, to the following \n");
2439  fprintf (fp,"# way of numbering them.  See the manual for more information.\n");
2440  fprintf (fp,"INPUT\n");
2441  fprintf (fp,"# '*' is replaced by the numbers 01, 02, 03, 04\n");
2442  fprintf (fp,"# if I instead do [01-11], it would be 01, 02, ..., 09, 10, 11\n");
2443  fprintf (fp,"# if I instead do [1-11], it would be 1, 2, 3, ..., 9, 10, 11\n");
2444  fprintf (fp,"# if I instead do [1-11+3], it would be 1, 4, 7, 10\n");
2445  fprintf (fp,"# the program assumes none of your input files has a name ending in ']'\n");
2446  fprintf (fp,"# if you do, too bad!!!\n");
2447  fprintf (fp,"#\n");
2448  fprintf (fp,"#\n");
2449  fprintf (fp,"Test*.ppm        [0-%d]\n",fRecordFrameNumber-1);
2450  fprintf (fp,"# can have more files here if you want...there is no limit on the number\n");
2451  fprintf (fp,"# of files\n");
2452  fprintf (fp,"END_INPUT\n");
2453  fprintf (fp,"\n");
2454  fprintf (fp,"\n");
2455  fprintf (fp,"\n");
2456  fprintf (fp,"# Many of the remaining options have to do with the motion search and qscale\n");
2457  fprintf (fp,"\n");
2458  fprintf (fp,"# FULL or HALF -- must be upper case\n");
2459  fprintf (fp,"# Should be FULL for computer generated images\n");
2460  fprintf (fp,"PIXEL            FULL\n");
2461  fprintf (fp,"\n");
2462  fprintf (fp,"# means +/- this many pixels for both P and B frame searches\n");
2463  fprintf (fp,"# specify two numbers if you wish to serc different ranges in the two.\n");
2464  fprintf (fp,"RANGE            10\n");
2465  fprintf (fp,"\n");
2466  fprintf (fp,"# The two search algorithm parameters below mostly affect speed,\n");
2467  fprintf (fp,"# with some affect on compression and almost none on quality.\n");
2468  fprintf (fp,"\n");
2469  fprintf (fp,"# this must be one of {EXHAUSTIVE, SUBSAMPLE, LOGARITHMIC}\n");
2470  fprintf (fp,"PSEARCH_ALG      LOGARITHMIC\n");
2471  fprintf (fp,"\n");
2472  fprintf (fp,"# this must be one of {SIMPLE, CROSS2, EXHAUSTIVE}\n");
2473  fprintf (fp,"#\n");
2474  fprintf (fp,"# note that EXHAUSTIVE is really, really, really slow\n");
2475  fprintf (fp,"#\n");
2476  fprintf (fp,"BSEARCH_ALG      SIMPLE\n");
2477  fprintf (fp,"\n");
2478  fprintf (fp,"#\n");
2479  fprintf (fp,"# these specify the q-scale for I, P, and B frames\n");
2480  fprintf (fp,"# (values must be between 1 and 31)\n");
2481  fprintf (fp,"# These are the Qscale values for the entire frame in variable bit-rate\n");
2482  fprintf (fp,"# mode, and starting points (but not important) for constant bit rate\n");
2483  fprintf (fp,"#\n");
2484  fprintf (fp,"\n");
2485  fprintf (fp,"# Qscale (Quantization scale) affects quality and compression,\n");
2486  fprintf (fp,"# but has very little effect on speed.\n");
2487  fprintf (fp,"\n");
2488  fprintf (fp,"IQSCALE          4\n");
2489  fprintf (fp,"PQSCALE          5\n");
2490  fprintf (fp,"BQSCALE          12\n");
2491  fprintf (fp,"\n");
2492  fprintf (fp,"# this must be ORIGINAL or DECODED\n");
2493  fprintf (fp,"REFERENCE_FRAME  ORIGINAL\n");
2494  fprintf (fp,"\n");
2495  fprintf (fp,"# for parallel parameters see parallel.param in the exmaples subdirectory\n");
2496  fprintf (fp,"\n");
2497  fprintf (fp,"# if you want constant bit-rate mode, specify it as follows (number is bits/sec):\n");
2498  fprintf (fp,"#BIT_RATE  1000000\n");
2499  fprintf (fp,"\n");
2500  fprintf (fp,"# To specify the buffer size (327680 is default, measused in bits, for 16bit words)\n");
2501  fprintf (fp,"BUFFER_SIZE 327680\n");
2502  fprintf (fp,"\n");
2503  fprintf (fp,"# The frame rate is the number of frames/second (legal values:\n");
2504  fprintf (fp,"# 23.976, 24, 25, 29.97, 30, 50 ,59.94, 60\n");
2505  fprintf (fp,"FRAME_RATE 30\n");
2506  fprintf (fp,"\n");
2507  fprintf (fp,"# There are many more options, see the users manual for examples....\n");
2508  fprintf (fp,"# ASPECT_RATIO, USER_DATA, GAMMA, IQTABLE, etc.\n");
2509  fprintf (fp,"\n");
2510  fprintf (fp,"\n");
2511  fclose (fp);
2512
2513  setRecordingInfos("Parameter file "+fParameterFileName+" generated in "+fMovieTempFolderPath);
2514  setRecordingStatus(READY_TO_ENCODE);
2515  return true;
2516}
2517
2518void G4OpenGLQtViewer::encodeVideo()
2519{
2520  if ((getEncoderPath() != "") && (getSaveFileName() != "")) {
2521    setRecordingStatus(ENCODING);
2522   
2523#if QT_VERSION < 0x040000
2524    QStringList args = QStringList(fEncoderPath);
2525    args.push_back(fMovieTempFolderPath+fParameterFileName);
2526    fProcess = new QProcess(args);
2527    QObject ::connect(fProcess,SIGNAL(processExited ()),
2528                      this,SLOT(processEncodeFinished()));
2529    QObject ::connect(fProcess,SIGNAL(readyReadStdout ()),
2530                      this,SLOT(processEncodeStdout()));
2531    fProcess->setCommunication(QProcess::DupStderr);
2532    fProcess->launch("");
2533#else
2534    fProcess = new QProcess();
2535#if QT_VERSION > 0x040100
2536    QObject ::connect(fProcess,SIGNAL(finished ( int,QProcess::ExitStatus)),
2537                      this,SLOT(processEncodeFinished()));
2538    QObject ::connect(fProcess,SIGNAL(readyReadStandardOutput ()),
2539                      this,SLOT(processEncodeStdout()));
2540#else
2541    QObject ::connect(fProcess,SIGNAL(finished ( int)),
2542                      this,SLOT(processEncodeFinished()));
2543    QObject ::connect(fProcess,SIGNAL(readyReadStandardOutput ()),
2544                      this,SLOT(processEncodeStdout()));
2545#endif
2546    fProcess->setReadChannelMode(QProcess::MergedChannels);
2547    fProcess->start (fEncoderPath, QStringList(fMovieTempFolderPath+fParameterFileName));
2548#endif
2549  }
2550}
2551
2552
2553// FIXME : does not work on Qt3
2554void G4OpenGLQtViewer::processEncodeStdout()
2555{
2556#if QT_VERSION > 0x040000
2557  QString tmp = fProcess->readAllStandardOutput ().data();
2558  int start = tmp.lastIndexOf("ESTIMATED TIME");
2559  tmp = tmp.mid(start,tmp.indexOf("\n",start)-start);
2560#else
2561  QString tmp = fProcess->readStdout ().data();
2562  int start = tmp.findRev("ESTIMATED TIME");
2563  tmp = tmp.mid(start,tmp.find("\n",start)-start);
2564#endif
2565  setRecordingInfos(tmp);
2566}
2567
2568
2569void G4OpenGLQtViewer::processEncodeFinished()
2570{
2571
2572  QString txt = "";
2573  txt = getProcessErrorMsg();
2574  if (txt == "") {
2575    setRecordingStatus(SUCCESS);
2576  } else {
2577    setRecordingStatus(FAILED);
2578  }
2579  //  setRecordingInfos(txt+removeTempFolder());
2580}
2581
2582
2583void G4OpenGLQtViewer::processLookForFinished()
2584 {
2585
2586  QString txt = getProcessErrorMsg();
2587  if (txt != "") {
2588    fEncoderPath = "";
2589  } else {
2590#if QT_VERSION > 0x040000
2591    fEncoderPath = QString(fProcess->readAllStandardOutput ().data()).trimmed();
2592#else
2593    fEncoderPath = QString(fProcess->readStdout ().data()).simplifyWhiteSpace();
2594#endif
2595    // if not found, return "not found"
2596    if (fEncoderPath.contains(" ")) {
2597      fEncoderPath = "";
2598    } else if (!fEncoderPath.contains("mpeg_encode")) {
2599      fEncoderPath = "";
2600    }
2601    setEncoderPath(fEncoderPath);
2602  }
2603  // init temp folder
2604#if QT_VERSION > 0x040000
2605  setTempFolderPath(QDir::temp ().absolutePath ());
2606#else
2607  // Let's have a try
2608  setTempFolderPath("/tmp/");
2609#endif
2610}
2611
2612
2613QString G4OpenGLQtViewer::getProcessErrorMsg()
2614{
2615  QString txt = "";
2616#if QT_VERSION < 0x040000
2617  if (!fProcess->normalExit ()) {
2618    txt = "Exist status "+ fProcess->exitStatus ();
2619  }
2620#else
2621  if (fProcess->exitCode() != 0) {
2622    switch (fProcess->error()) {
2623    case QProcess::FailedToStart:
2624      txt = "The process failed to start. Either the invoked program is missing, or you may have insufficient permissions to invoke the program.\n";
2625      break;
2626    case QProcess::Crashed:
2627      txt = "The process crashed some time after starting successfully.\n";
2628      break;
2629    case QProcess::Timedout:
2630      txt = "The last waitFor...() function timed out. The state of QProcess is unchanged, and you can try calling waitFor...() again.\n";
2631      break;
2632    case QProcess::WriteError:
2633      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";
2634      break;
2635    case QProcess::ReadError:
2636      txt = "An error occurred when attempting to read from the process. For example, the process may not be running.\n";
2637      break;
2638    case QProcess::UnknownError:
2639      txt = "An unknown error occurred. This is the default return value of error().\n";
2640      break;
2641    }
2642  }
2643#endif
2644   return txt;
2645}
2646
2647/*
2648 
2649void MultiLayer::exportToSVG(const QString& fname)
2650{
2651  QPicture picture;
2652  QPainter p(&picture);
2653  for (int i=0;i<(int)graphsList->count();i++)
2654    {
2655      Graph *gr=(Graph *)graphsList->at(i);
2656      Plot *myPlot= (Plot *)gr->plotWidget();
2657     
2658      QPoint pos=gr->pos();
2659     
2660      int width=int(myPlot->frameGeometry().width());
2661      int height=int(myPlot->frameGeometry().height());
2662     
2663      myPlot->print(&p, QRect(pos,QSize(width,height)));
2664    }
2665 
2666  p.end();
2667  picture.save(fname, "svg");
2668}
2669*/
2670#endif
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