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source: trunk/geant4/visualization/OpenGL/src/G4OpenGLQtViewer.cc @ 702

Last change on this file since 702 was 702, checked in by garnier, 16 years ago
deplacement keys ok. Debut d a jout bouton perspective
Property svn:mime-type set to `text/cpp`
File size: 55.9 KB

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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 *
7	// * conditions of the Geant4 Software License, included in the file *
8	// * LICENSE and available at http://cern.ch/geant4/license . These *
9	// * include a list of copyright holders. *
10	// * *
11	// * Neither the authors of this software system, nor their employing *
12	// * institutes,nor the agencies providing financial support for this *
13	// * work make any representation or warranty, express or implied, *
14	// * regarding this software system or assume any liability for its *
15	// * use. Please see the license in the file LICENSE and URL above *
16	// * for the full disclaimer and the limitation of liability. *
17	// * *
18	// * This code implementation is the result of the scientific and *
19	// * technical work of the GEANT4 collaboration. *
20	// * By using, copying, modifying or distributing the software (or *
21	// * any work based on the software) you agree to acknowledge its *
22	// * use in resulting scientific publications, and indicate your *
23	// * acceptance of all terms of the Geant4 Software license. *
24	// ********************************************************************
25	//
26	//
27	// $Id: G4OpenGLQtViewer.cc,v 1.9 2008/01/15 11:05:08 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	#define GEANT4_QT_DEBUG
39
40	#include "G4OpenGLQtViewer.hh"
41
42	#include "G4ios.hh"
43	#include "G4VisExtent.hh"
44	#include "G4LogicalVolume.hh"
45	#include "G4VSolid.hh"
46	#include "G4Point3D.hh"
47	#include "G4Normal3D.hh"
48	#include "G4Scene.hh"
49	#include "G4OpenGLQtExportDialog.hh"
50
51	#include "G4Qt.hh"
52	#include "G4UImanager.hh"
53	#include "G4UIcommandTree.hh"
54	#include <qapplication.h>
55	#include <qlayout.h>
56	#include <qdialog.h>
57
58	#if QT_VERSION >= 0x040000
59	#include <qmenu.h>
60	#include <qimagewriter.h>
61	#else
62	#include <qaction.h>
63	#include <qwidgetlist.h>
64	#include <qpopupmenu.h>
65	#include <qimage.h>
66	#endif
67
68	#include <qmessagebox.h>
69	#include <qfiledialog.h>
70	#include <qprinter.h>
71	#include <qpainter.h>
72	#include <qgl.h> // include <qglwidget.h>
73	#include <qdialog.h>
74	#include <qevent.h> //include <qcontextmenuevent.h>
75
76
77	//////////////////////////////////////////////////////////////////////////////
78	/**
79	Implementation of virtual method of G4VViewer
80	*/
81	void G4OpenGLQtViewer::SetView (
82	)
83	//////////////////////////////////////////////////////////////////////////////
84	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
85	{
86	#ifdef GEANT4_QT_DEBUG
87	printf("G4OpenGLQtViewer::SetView ++++++++++++++++++++\n");
88	#endif
89	// if(!fHDC) return;
90	// if(!fHGLRC) return;
91	// ::wglMakeCurrent(fHDC,fHGLRC);
92	// fWindow->makeCurrent();
93	G4OpenGLViewer::SetView ();
94	#ifdef GEANT4_QT_DEBUG
95	printf("G4OpenGLQtViewer::SetView --------------------\n");
96	#endif
97	}
98
99	/**
100	* Set the viewport of the scene
101	*/
102	void G4OpenGLQtViewer::setupViewport(int aWidth, int aHeight)
103	{
104	int side = qMin(aWidth, aHeight);
105	glViewport((aWidth - side) / 2, (aHeight - side) / 2, side, side);
106
107	glMatrixMode(GL_PROJECTION);
108	glLoadIdentity();
109	glOrtho(-0.5, +0.5, +0.5, -0.5, 4.0, 15.0);
110	glMatrixMode(GL_MODELVIEW);
111	}
112
113
114	//////////////////////////////////////////////////////////////////////////////
115	/**
116	Implementation of virtual method of G4VViewer
117	*/
118	void G4OpenGLQtViewer::ShowView (
119	)
120	//////////////////////////////////////////////////////////////////////////////
121	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
122	{
123	#ifdef GEANT4_QT_DEBUG
124	printf("G4OpenGLQtViewer::ShowView +++++++++++++++++++++\n");
125	#endif
126	if (!GLWindow) {
127	G4cerr << "Visualization window not defined, please choose one before\n" << G4endl;
128	} else {
129	#if QT_VERSION < 0x040000
130	GLWindow->setActiveWindow();
131	#else
132	GLWindow->activateWindow();
133	#endif
134	#ifdef GEANT4_QT_DEBUG
135	printf("G4OpenGLQtViewer::ShowView -----------------------\n");
136	#endif
137	}
138	glFlush ();
139	// // Empty the Windows message queue :
140	// MSG event;
141	// while ( ::PeekMessage(&event, NULL, 0, 0, PM_REMOVE) ) {
142	// ::TranslateMessage(&event);
143	// ::DispatchMessage (&event);
144	// }
145	}
146
147
148
149	//////////////////////////////////////////////////////////////////////////////
150	void G4OpenGLQtViewer::CreateGLQtContext (
151	)
152	//////////////////////////////////////////////////////////////////////////////
153	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
154	{
155	#ifdef GEANT4_QT_DEBUG
156	printf("G4OpenGLQtViewer::CreateGLQtContext \n");
157	#endif
158	}
159
160
161	//////////////////////////////////////////////////////////////////////////////
162	void G4OpenGLQtViewer::CreateMainWindow (
163	QGLWidget* glWidget
164	)
165	//////////////////////////////////////////////////////////////////////////////
166	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
167	{
168
169	if(fWindow) return; //Done.
170	#ifdef GEANT4_QT_DEBUG
171	printf("G4OpenGLQtViewer::CreateMainWindow glWidget\n");
172	#endif
173
174	// launch Qt if not
175	G4Qt* interactorManager = G4Qt::getInstance ();
176	// G4UImanager* UI = G4UImanager::GetUIpointer();
177
178	fWindow = glWidget ;
179	// fWindow->makeCurrent();
180
181	// create window
182	if (((QApplication*)interactorManager->GetMainInteractor())) {
183	// look for the main window
184	bool found = false;
185	#if QT_VERSION < 0x040000
186	// theses lines does nothing exept this one "GLWindow = new QDialog(0..."
187	// but if I comment them, it doesn't work...
188	QWidgetList *list = QApplication::allWidgets();
189	QWidgetListIt it( *list ); // iterate over the widgets
190	QWidget * widget;
191	while ( (widget=it.current()) != 0 ) { // for each widget...
192	++it;
193	if ((found== false) && (widget->inherits("QMainWindow"))) {
194	GLWindow = new QDialog(0,0,FALSE,Qt::WStyle_Title \| Qt::WStyle_SysMenu \| Qt::WStyle_MinMax );
195	found = true;
196	}
197	}
198	delete list; // delete the list, not the widgets
199	#else
200	foreach (QWidget *widget, QApplication::allWidgets()) {
201	if ((found== false) && (widget->inherits("QMainWindow"))) {
202	GLWindow = new QDialog(0,Qt::WindowTitleHint \| Qt::WindowSystemMenuHint \| Qt::WindowMinMaxButtonsHint);
203	found = true;
204	}
205	}
206	#endif
207
208	#if QT_VERSION < 0x040000
209	glWidget->reparent(GLWindow,0,QPoint(0,0));
210	#else
211	glWidget->setParent(GLWindow);
212	#endif
213
214	if (found==false) {
215	#ifdef GEANT4_QT_DEBUG
216	printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist, but not found\n");
217	#endif
218	GLWindow = new QDialog();
219	}
220	} else {
221	#ifdef GEANT4_QT_DEBUG
222	printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist\n");
223	#endif
224	GLWindow = new QDialog();
225	}
226
227	QHBoxLayout *mainLayout = new QHBoxLayout(GLWindow);
228
229	mainLayout->addWidget(fWindow);
230
231	#if QT_VERSION < 0x040000
232	GLWindow->setCaption( tr( "QGl Viewer" ));
233	#else
234	GLWindow->setLayout(mainLayout);
235	GLWindow->setWindowTitle(tr("QGl Viewer"));
236	#endif
237	GLWindow->resize(300, 300);
238	GLWindow->move(900,300);
239	GLWindow->show();
240
241	// delete the pointer if close this
242	// GLWindow->setAttribute(Qt::WA_DeleteOnClose);
243
244	#if QT_VERSION >= 0x040000
245	QObject ::connect(GLWindow,
246	SIGNAL(rejected()),
247	this,
248	SLOT(dialogClosed()));
249	#endif
250
251	WinSize_x = 400;
252	WinSize_y = 400;
253	if (WinSize_x < fVP.GetWindowSizeHintX ())
254	WinSize_x = fVP.GetWindowSizeHintX ();
255	if (WinSize_y < fVP.GetWindowSizeHintY ())
256	WinSize_y = fVP.GetWindowSizeHintY ();
257
258	if(!fWindow) return;
259	#ifdef GEANT4_QT_DEBUG
260	printf("G4OpenGLQtViewer::CreateMainWindow glWidget END\n");
261	#endif
262
263	if (!fContextMenu)
264	createPopupMenu();
265
266	}
267
268	#if QT_VERSION >= 0x040000
269	/** Close the dialog and set the pointer to NULL
270	*/
271	void G4OpenGLQtViewer::dialogClosed() {
272	#ifdef GEANT4_QT_DEBUG
273	printf("G4OpenGLQtViewer::dialogClosed END\n");
274	#endif
275	// GLWindow = NULL;
276	}
277	#endif
278
279	//////////////////////////////////////////////////////////////////////////////
280	G4OpenGLQtViewer::G4OpenGLQtViewer (
281	G4OpenGLSceneHandler& scene
282	)
283	:G4VViewer (scene, -1)
284	,G4OpenGLViewer (scene)
285	,fWindow(0)
286	,fContextMenu(0)
287	,fMouseAction(STYLE1)
288	,fDeltaSceneTranslation(1/100)
289	,fDeltaZoom(2)
290	,holdKeyEvent(false)
291	{
292	#ifdef GEANT4_QT_DEBUG
293	printf("G4OpenGLQtViewer::G4OpenGLQtViewer \n");
294	#endif
295	}
296
297	//////////////////////////////////////////////////////////////////////////////
298	G4OpenGLQtViewer::~G4OpenGLQtViewer (
299	)
300	//////////////////////////////////////////////////////////////////////////////
301	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
302	{
303	#ifdef GEANT4_QT_DEBUG
304	printf("G4OpenGLQtViewer::~G4OpenGLQtViewer \n");
305	#endif
306	}
307
308
309	/**
310	Create a popup menu for the widget. This menu is activated by right-mouse click
311	*/
312	void G4OpenGLQtViewer::createPopupMenu() {
313
314	#if QT_VERSION < 0x040000
315	fContextMenu = new QPopupMenu( GLWindow,"All" );
316	#else
317	fContextMenu = new QMenu("All");
318	#endif
319
320	#if QT_VERSION < 0x040000
321	QPopupMenu *mMouseAction = new QPopupMenu( fContextMenu );
322	fContextMenu->insertItem("&Mouse actions");
323	#else
324	QMenu *mMouseAction = fContextMenu->addMenu("&Mouse actions");
325	#endif
326
327	#if QT_VERSION < 0x040000
328	// === Mouse menu ===
329
330	fMouseRotate = new QPopupMenu(mMouseAction);
331	mMouseAction->insertItem("&Rotate",fMouseRotate);
332
333	mMouseAction->setCheckable(true);
334	fMouseRotate->setCheckable(true);
335
336	fMouseMove = new QPopupMenu(mMouseAction);
337	mMouseAction->insertItem("&Move",fMouseMove);
338	fMouseMove->setCheckable(true);
339
340	fMouseZoom = new QPopupMenu(mMouseAction);
341	mMouseAction->insertItem("&Zoom",fMouseZoom);
342	fMouseZoom->setCheckable(true);
343
344	fMousePick = new QPopupMenu(mMouseAction);
345	mMouseAction->insertItem("&Pick",fMousePick);
346	fMousePick->setCheckable(true);
347
348	#else
349	// === Mouse menu ===
350
351	fMouseRotate = mMouseAction->addAction("Rotate");
352	fMouseRotate->setCheckable(true);
353
354	fMouseMove = mMouseAction->addAction("Move");
355	fMouseMove->setCheckable(true);
356
357	fMouseZoom = mMouseAction->addAction("Zoom");
358	fMouseZoom->setCheckable(true);
359
360	fMousePick = mMouseAction->addAction("Pick");
361	fMousePick->setCheckable(true);
362	#endif
363
364	// INIT mMouse
365	#if QT_VERSION < 0x040000
366	fMouseRotate->setItemCheckeded(0,true);
367
368	QObject ::connect(fMouseRotate,
369	SIGNAL(activated(int)),
370	this,
371	SLOT(actionMouseRotate()));
372
373	QObject ::connect(fMouseMove,
374	SIGNAL(activated(int)),
375	this,
376	SLOT(actionMouseMove()));
377
378	QObject ::connect(fMouseZoom,
379	SIGNAL(activated(int)),
380	this,
381	SLOT(actionMouseZoom()));
382
383	QObject ::connect(fMousePick,
384	SIGNAL(activated(int)),
385	this,
386	SLOT(actionMousePick()));
387
388	#else
389	fMouseRotate->setChecked(true);
390
391	QObject ::connect(fMouseRotate,
392	SIGNAL(triggered(bool)),
393	this,
394	SLOT(actionMouseRotate()));
395
396	QObject ::connect(fMouseMove,
397	SIGNAL(triggered(bool)),
398	this,
399	SLOT(actionMouseMove()));
400
401	QObject ::connect(fMouseZoom,
402	SIGNAL(triggered(bool)),
403	this,
404	SLOT(actionMouseZoom()));
405
406	QObject ::connect(fMousePick,
407	SIGNAL(triggered(bool)),
408	this,
409	SLOT(actionMousePick()));
410	#endif
411
412	#if QT_VERSION < 0x040000
413	// === Style Menu ===
414	QPopupMenu *mStyle = new QPopupMenu(fContextMenu);
415
416	QPopupMenu *mRepresentation = new QPopupMenu(fContextMenu);
417
418	QPopupMenu *mProjection = new QPopupMenu(fProjection);
419
420	#if QT_VERSION < 0x030200
421	QAction *polyhedron = new QAction("&Polyhedron","&Polyhedron",CTRL+Key_P,mRepresentation);
422	QAction *nurbs = new QAction("&NURBS","&NURBS",CTRL+Key_N,mRepresentation);
423
424	QAction *ortho = new QAction("&Orthographic","&Orthographic",CTRL+Key_O,mProjection);
425	QAction *perspective = new QAction("&Perspective","&Perspective",CTRL+Key_P,mProjection);
426	#else
427	QAction *polyhedron = new QAction("&Polyhedron",CTRL+Key_P,mRepresentation);
428	QAction *nurbs = new QAction("&NURBS",CTRL+Key_N,mRepresentation);
429
430	QAction *ortho = new QAction("&Orthographic",CTRL+Key_O,mProjection);
431	QAction *perspective = new QAction("&Perspective",CTRL+Key_P,mProjection);
432	#endif
433	polyhedron->addTo(mRepresentation);
434	nurbs->addTo(mRepresentation);
435
436	ortho->addTo(mProjection);
437	perspective->addTo(mProjection);
438
439	mStyle->insertItem("&Representation",mRepresentation);
440	mStyle->insertItem("&Projection",mProjection);
441	fContextMenu->insertItem("&Style",mStyle);
442
443
444	#else
445	// === Style Menu ===
446	QMenu *mStyle = fContextMenu->addMenu("&Style");
447
448	QMenu *mRepresentation = mStyle->addMenu("&Representation");
449	QAction *polyhedron = mRepresentation->addAction("Polyhedron");
450	QAction *nurbs = mRepresentation->addAction("NURBS");
451
452	QAction *ortho = mRepresentation->addAction("Orthographic");
453	QAction *perspective = mRepresentation->addAction("Persepective");
454	#endif
455
456	// INIT mRepresentation
457	G4ViewParameters::RepStyle style;
458	style = fVP.GetRepStyle();
459	if (style == G4ViewParameters::polyhedron) {
460	createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),1);
461	} else if (style == G4ViewParameters::nurbs) {
462	createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),2);
463	} else {
464	mRepresentation->clear();
465	}
466
467	// INIT mProjection
468	if (fVP.GetFieldHalfAngle() == 0) {
469	createRadioAction(ortho, perspective,SLOT(toggleProjection(bool)),1);
470	} else {
471	createRadioAction(ortho, perspective,SLOT(toggleProjection(bool)),2);
472	}
473
474	#if QT_VERSION < 0x040000
475	// === Drawing Menu ===
476	QPopupMenu *mDrawing = new QPopupMenu(fContextMenu);
477	fContextMenu->insertItem("&Drawing",mDrawing);
478
479	fDrawingWireframe = new QPopupMenu(mDrawing);
480	mDrawing->insertItem("&Wireframe",fDrawingWireframe);
481
482	mDrawing->setCheckable(true);
483	fDrawingWireframe->setCheckable(true);
484
485	fDrawingLineRemoval = new QPopupMenu(mDrawing);
486	mDrawing->insertItem("&Hidden line removal",fDrawingLineRemoval);
487	fDrawingLineRemoval->setCheckable(true);
488
489	fDrawingSurfaceRemoval = new QPopupMenu(mDrawing);
490	mDrawing->insertItem("&Hidden surface removal",fDrawingSurfaceRemoval);
491	fDrawingSurfaceRemoval->setCheckable(true);
492
493	fDrawingLineSurfaceRemoval = new QPopupMenu(mDrawing);
494	mDrawing->insertItem("&Hidden line and surface removal",fDrawingLineSurfaceRemoval);
495	fDrawingLineSurfaceRemoval->setCheckable(true);
496
497	#else
498	// === Drawing Menu ===
499	QMenu *mDrawing = mStyle->addMenu("&Drawing");
500
501	fDrawingWireframe = mDrawing->addAction("Wireframe");
502	fDrawingWireframe->setCheckable(true);
503
504	fDrawingLineRemoval = mDrawing->addAction("Hidden line removal");
505	fDrawingLineRemoval->setCheckable(true);
506
507	fDrawingSurfaceRemoval = mDrawing->addAction("Hidden Surface removal");
508	fDrawingSurfaceRemoval->setCheckable(true);
509
510	fDrawingLineSurfaceRemoval = mDrawing->addAction("Hidden line and surface removal");
511	fDrawingLineSurfaceRemoval->setCheckable(true);
512	#endif
513	// INIT Drawing
514	G4ViewParameters::DrawingStyle d_style;
515	d_style = fVP.GetDrawingStyle();
516
517	#if QT_VERSION < 0x040000
518	if (d_style == G4ViewParameters::wireframe) {
519	fDrawingWireframe->setItemChecked(0,true);
520	} else if (d_style == G4ViewParameters::hlr) {
521	fDrawingLineRemoval->setItemChecked(0,true);
522	} else if (d_style == G4ViewParameters::hsr) {
523	fDrawingSurfaceRemoval->setItemChecked(0,true);
524	} else if (d_style == G4ViewParameters::hlhsr) {
525	fDrawingLineSurfaceRemoval->setItemChecked(0,true);
526	} else {
527	mDrawing->clear();
528	}
529	#ifdef GEANT4_QT_DEBUG
530	printf("G4OpenGLQtViewer:: fDrawingWireframe 1\n");
531	#endif
532	QObject ::connect(fDrawingWireframe,
533	SIGNAL(activated(int)),
534	this,
535	SLOT(actionDrawingWireframe()));
536	#ifdef GEANT4_QT_DEBUG
537	printf("G4OpenGLQtViewer:: fDrawingWireframe 2\n");
538	#endif
539	QObject ::connect(fDrawingLineRemoval,
540	SIGNAL(activated(int)),
541	this,
542	SLOT(actionDrawingLineRemoval()));
543	QObject ::connect(fDrawingSurfaceRemoval,
544	SIGNAL(activated(int)),
545	this,
546	SLOT(actionDrawingSurfaceRemoval()));
547	QObject ::connect(fDrawingLineSurfaceRemoval,
548	SIGNAL(activated(int)),
549	this,
550	SLOT(actionDrawingLineSurfaceRemoval()));
551	#else
552	if (d_style == G4ViewParameters::wireframe) {
553	fDrawingWireframe->setChecked(true);
554	} else if (d_style == G4ViewParameters::hlr) {
555	fDrawingLineRemoval->setChecked(true);
556	} else if (d_style == G4ViewParameters::hsr) {
557	fDrawingSurfaceRemoval->setChecked(true);
558	} else if (d_style == G4ViewParameters::hlhsr) {
559	fDrawingLineSurfaceRemoval->setChecked(true);
560	} else {
561	mDrawing->clear();
562	}
563	QObject ::connect(fDrawingWireframe,
564	SIGNAL(triggered(bool)),
565	this,
566	SLOT(actionDrawingWireframe()));
567	QObject ::connect(fDrawingLineRemoval,
568	SIGNAL(triggered(bool)),
569	this,
570	SLOT(actionDrawingLineRemoval()));
571	QObject ::connect(fDrawingSurfaceRemoval,
572	SIGNAL(triggered(bool)),
573	this,
574	SLOT(actionDrawingSurfaceRemoval()));
575	QObject ::connect(fDrawingLineSurfaceRemoval,
576	SIGNAL(triggered(bool)),
577	this,
578	SLOT(actionDrawingLineSurfaceRemoval()));
579	#endif
580
581
582
583	#if QT_VERSION < 0x040000
584	QPopupMenu *mBackground = new QPopupMenu(mStyle);
585	mStyle->insertItem("&Background color",mBackground);
586
587	#if QT_VERSION < 0x030200
588	QAction *white = new QAction("&White","&White",CTRL+Key_W,mBackground);
589	QAction *black = new QAction("&Black","&Black",CTRL+Key_B,mBackground);
590	#else
591	QAction *white = new QAction("&White",CTRL+Key_W,mBackground);
592	QAction *black = new QAction("&Black",CTRL+Key_B,mBackground);
593	#endif
594	white->addTo(mBackground);
595	black->addTo(mBackground);
596
597	#else
598	QMenu *mBackground = mStyle->addMenu("&Background color");
599	QAction *white = mBackground->addAction("White");
600	QAction *black = mBackground->addAction("Black");
601
602	#endif
603	if (background.GetRed() == 1. &&
604	background.GetGreen() == 1. &&
605	background.GetBlue() == 1.) {
606	createRadioAction(white,black,SLOT(toggleBackground(bool)),1);
607	} else {
608	createRadioAction(white,black,SLOT(toggleBackground(bool)),2);
609	}
610
611
612	#if QT_VERSION < 0x040000
613	// === Action Menu ===
614	QPopupMenu *mActions = new QPopupMenu(fContextMenu);
615	fContextMenu->insertItem("&Actions",mActions);
616
617	#if QT_VERSION < 0x030200
618	QAction *createEPS = new QAction("&Save as ...","&Save as ...",CTRL+Key_S,mActions);
619	#else
620	QAction *createEPS = new QAction("&Save as ...",CTRL+Key_S,mActions);
621	#endif
622	createEPS->addTo(mActions);
623	QObject ::connect(createEPS,
624	SIGNAL(activated()),
625	this,
626	SLOT(actionCreateEPS()));
627
628	#else
629	// === Action Menu ===
630	QMenu *mActions = fContextMenu->addMenu("&Actions");
631	QAction *createEPS = mActions->addAction("Save as ...");
632	QObject ::connect(createEPS,
633	SIGNAL(triggered()),
634	this,
635	SLOT(actionCreateEPS()));
636	#endif
637
638
639
640	#if QT_VERSION < 0x040000
641	// === Special Menu ===
642	QPopupMenu *mSpecial = new QPopupMenu(fContextMenu);
643	fContextMenu->insertItem("S&pecial",mSpecial);
644
645	QPopupMenu *mTransparency = new QPopupMenu(mSpecial);
646	mSpecial->insertItem("Transparency",mTransparency);
647
648	#if QT_VERSION < 0x030200
649	QAction *transparencyOn = new QAction("&On","&On",CTRL+Key_O,mTransparency);
650	QAction *transparencyOff = new QAction("&Off","&Off",CTRL+Key_F,mTransparency);
651	#else
652	QAction *transparencyOn = new QAction("&On",CTRL+Key_O,mTransparency);
653	QAction *transparencyOff = new QAction("&Off",CTRL+Key_F,mTransparency);
654	#endif
655	transparencyOn->addTo(mTransparency);
656	transparencyOff->addTo(mTransparency);
657
658	#else
659	// === Special Menu ===
660	QMenu *mSpecial = fContextMenu->addMenu("S&pecial");
661	QMenu *mTransparency = mSpecial->addMenu("Transparency");
662	QAction *transparencyOn = mTransparency->addAction("On");
663	QAction *transparencyOff = mTransparency->addAction("Off");
664	#endif
665
666	if (transparency_enabled == false) {
667	createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),2);
668	} else if (transparency_enabled == true) {
669	createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),1);
670	} else {
671	mSpecial->clear();
672	}
673
674
675	#if QT_VERSION < 0x040000
676	QPopupMenu *mAntialiasing = new QPopupMenu(mSpecial);
677	mSpecial->insertItem("Antialiasing",mAntialiasing);
678
679	#if QT_VERSION < 0x030200
680	QAction *antialiasingOn = new QAction("&On","&On",CTRL+Key_O,mAntialiasing);
681	QAction *antialiasingOff = new QAction("&Off","&Off",CTRL+Key_F,mAntialiasing);
682	#else
683	QAction *antialiasingOn = new QAction("&On",CTRL+Key_O,mAntialiasing);
684	QAction *antialiasingOff = new QAction("&Off",CTRL+Key_F,mAntialiasing);
685	#endif
686	antialiasingOn->addTo(mAntialiasing);
687	antialiasingOff->addTo(mAntialiasing);
688
689	#else
690	QMenu *mAntialiasing = mSpecial->addMenu("Antialiasing");
691	QAction *antialiasingOn = mAntialiasing->addAction("On");
692	QAction *antialiasingOff = mAntialiasing->addAction("Off");
693	#endif
694
695	if (antialiasing_enabled == false) {
696	createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),2);
697	} else if (antialiasing_enabled == true) {
698	createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),1);
699	} else {
700	mAntialiasing->clear();
701	}
702
703	#if QT_VERSION < 0x040000
704	QPopupMenu *mHaloing = new QPopupMenu(mSpecial);
705	mSpecial->insertItem("Haloing",mHaloing);
706
707	#if QT_VERSION < 0x030200
708	QAction *haloingOn = new QAction("&On","&On",CTRL+Key_O,mHaloing);
709	QAction *haloingOff = new QAction("&Off","&Off",CTRL+Key_F,mHaloing);
710	#else
711	QAction *haloingOn = new QAction("&On",CTRL+Key_O,mHaloing);
712	QAction *haloingOff = new QAction("&Off",CTRL+Key_F,mHaloing);
713	#endif
714	haloingOn->addTo(mHaloing);
715	haloingOff->addTo(mHaloing);
716	#else
717	QMenu *mHaloing = mSpecial->addMenu("Haloing");
718	QAction *haloingOn = mHaloing->addAction("On");
719	QAction *haloingOff = mHaloing->addAction("Off");
720	#endif
721	if (haloing_enabled == false) {
722	createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),2);
723	} else if (haloing_enabled == true) {
724	createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),1);
725	} else {
726	mHaloing->clear();
727	}
728
729	#if QT_VERSION < 0x040000
730	QPopupMenu *mAux = new QPopupMenu(mSpecial);
731	mSpecial->insertItem("Auxiliairy edges",mAux);
732
733	#if QT_VERSION < 0x030200
734	QAction *auxOn = new QAction("&On","&On",CTRL+Key_O,mAux);
735	QAction *auxOff = new QAction("&Off","&Off",CTRL+Key_F,mAux);
736	#else
737	QAction *auxOn = new QAction("&On",CTRL+Key_O,mAux);
738	QAction *auxOff = new QAction("&Off",CTRL+Key_F,mAux);
739	#endif
740	auxOn->addTo(mAux);
741	auxOff->addTo(mAux);
742
743	#else
744	QMenu *mAux = mSpecial->addMenu("Auxiliary edges");
745	QAction *auxOn = mAux->addAction("On");
746	QAction *auxOff = mAux->addAction("Off");
747	#endif
748	if (!fVP.IsAuxEdgeVisible()) {
749	createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),1);
750	} else {
751	createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),2);
752	}
753
754
755	#if QT_VERSION >= 0x030200
756	#if QT_VERSION < 0x040000
757	QPopupMenu *mFullScreen = new QPopupMenu(mSpecial);
758	mSpecial->insertItem("Full screen",mFullScreen);
759
760	QAction *fullOn = new QAction("&On",CTRL+Key_O,mFullScreen);
761	QAction *fullOff = new QAction("&Off",CTRL+Key_F,mFullScreen);
762	fullOn->addTo(mFullScreen);
763	fullOff->addTo(mFullScreen);
764	#else
765	QMenu *mFullScreen = mSpecial->addMenu("Full screen");
766	QAction *fullOn = mFullScreen->addAction("On");
767	QAction *fullOff = mFullScreen->addAction("Off");
768	#endif
769	createRadioAction(fullOn,fullOff,SLOT(toggleFullScreen(bool)),2);
770	#endif
771
772	}
773
774	void G4OpenGLQtViewer::manageContextMenuEvent(QContextMenuEvent *e)
775	{
776	if (!GLWindow) {
777	G4cerr << "Visualization window not defined, please choose one before\n" << G4endl;
778	} else {
779
780	if (!fContextMenu)
781	createPopupMenu();
782
783	// launch menu
784	if ( fContextMenu ) {
785	fContextMenu->exec( e->globalPos() );
786	// delete fContextMenu;
787	}
788	}
789	e->accept();
790	}
791
792
793	/**
794	Create a radio button menu. The two menu will be connected. When click on one,
795	eatch state will be invert and callback method will be called.
796	@param action1 first action to connect
797	@param action2 second action to connect
798	@param method callback method
799	@param nCheck: 1 : first action will be set true. 2 : second action will be set true
800	*/
801	#if QT_VERSION < 0x040000
802	void G4OpenGLQtViewer::createRadioAction(QAction action1,QAction action2, const std::string& method,unsigned int nCheck) {
803
804	if (action1->parent()->inherits("QPopupMenu")){
805	((QPopupMenu*)action1->parent())->setCheckable(true);
806	}
807	((QPopupMenu*)action1->parent())->setItemChecked(0,true);
808	((QPopupMenu*)action1->parent())->setItemChecked(1,true);
809
810	if (nCheck ==1)
811	((QPopupMenu*)action1->parent())->setItemChecked(0,true);
812	else
813	((QPopupMenu*)action1->parent())->setItemChecked(1,true);
814
815	//FIXME : Should not work on Qt3
816	QObject ::connect(action1, SIGNAL(activated()),action2, SLOT(toggle()));
817	QObject ::connect(action2, SIGNAL(activated()),action1, SLOT(toggle()));
818
819	QObject ::connect(action1, SIGNAL(toggled(bool)),this, method.c_str());
820	}
821
822	#else
823	void G4OpenGLQtViewer::createRadioAction(QAction action1,QAction action2, const std::string& method,unsigned int nCheck) {
824
825	action1->setCheckable(true);
826	action2->setCheckable(true);
827
828	if (nCheck ==1)
829	action1->setChecked (true);
830	else
831	action2->setChecked (true);
832
833	QObject ::connect(action1, SIGNAL(triggered(bool)),action2, SLOT(toggle()));
834	QObject ::connect(action2, SIGNAL(triggered(bool)),action1, SLOT(toggle()));
835
836	QObject ::connect(action1, SIGNAL(toggled(bool)),this, method.c_str());
837
838	}
839	#endif
840
841	/**
842	Slot activate when mouseAction->rotate menu is set
843	*/
844	void G4OpenGLQtViewer::actionMouseRotate() {
845	emit toggleMouseAction(STYLE1);
846	}
847
848	/**
849	Slot activate when mouseAction->move menu is set
850	*/
851	void G4OpenGLQtViewer::actionMouseMove() {
852	emit toggleMouseAction(STYLE2);
853	}
854
855	/**
856	Slot activate when mouseAction->pick menu is set
857	*/
858	void G4OpenGLQtViewer::actionMouseZoom() {
859	#ifdef GEANT4_QT_DEBUG
860	printf("G4OpenGLQtViewer::actionMouseZoom \n");
861	#endif
862	emit toggleMouseAction(STYLE3);
863	}
864
865	/**
866	Slot activate when mouseAction->zoom menu is set
867	*/
868	void G4OpenGLQtViewer::actionMousePick() {
869	#ifdef GEANT4_QT_DEBUG
870	printf("G4OpenGLQtViewer::actionMousePick \n");
871	#endif
872	emit toggleMouseAction(STYLE4);
873	}
874
875	/**
876	Slot activate when drawing->wireframe menu is set
877	*/
878	void G4OpenGLQtViewer::actionDrawingWireframe() {
879	emit toggleDrawingAction(1);
880	}
881
882	/**
883	Slot activate when drawing->line removal menu is set
884	*/
885	void G4OpenGLQtViewer::actionDrawingLineRemoval() {
886	emit toggleDrawingAction(2);
887	}
888
889	/**
890	Slot activate when drawing->surface removal menu is set
891	*/
892	void G4OpenGLQtViewer::actionDrawingSurfaceRemoval() {
893	emit toggleDrawingAction(3);
894	}
895
896	/**
897	Slot activate when drawing->wireframe menu is set
898	*/
899	void G4OpenGLQtViewer::actionDrawingLineSurfaceRemoval() {
900	emit toggleDrawingAction(4);
901	}
902
903
904	/**
905	Slot activated when mouse action is toggle
906	@param aAction : STYLE1, STYLE2, STYLE3
907	*/
908	void G4OpenGLQtViewer::toggleMouseAction(mouseActions aAction) {
909
910	if (aAction == STYLE1) {
911	G4cout << "Clic and move mouse to rotate Volume \n" << G4endl;
912	G4cout << "Press left/right arrows to move camera left/right\n" << G4endl;
913	G4cout << "Press up/down arrows to move camera up/down\n" << G4endl;
914	G4cout << "Press SHIFT+up/down arrows to move camera toward/forward\n" << G4endl;
915	G4cout << "Press +/- to zoom into volume\n" << G4endl;
916	#if QT_VERSION < 0x040000
917	fMouseRotate->setItemChecked (0,true);
918	fMouseMove->setItemChecked (0,false);
919	fMouseZoom->setItemChecked (0,false);
920	fMousePick->setItemChecked (0,false);
921	#else
922	fMouseRotate->setChecked (true);
923	fMouseMove->setChecked (false);
924	fMouseZoom->setChecked (false);
925	fMousePick->setChecked (false);
926	#endif
927	fMouseAction = STYLE1;
928	fVP.SetPicking(false);
929	} else if (aAction == STYLE2) {
930	G4cout << "Clic and move mouse to move Volume \n" << G4endl;
931	#if QT_VERSION < 0x040000
932	fMouseRotate->setItemChecked (0,false);
933	fMouseMove->setItemChecked (0,true);
934	fMouseZoom->setItemChecked (0,false);
935	fMousePick->setItemChecked (0,false);
936	#else
937	fMouseRotate->setChecked (false);
938	fMouseMove->setChecked (true);
939	fMouseZoom->setChecked (false);
940	fMousePick->setChecked (false);
941	#endif
942	fMouseAction = STYLE2;
943	fVP.SetPicking(false);
944	} else if (aAction == STYLE3) {
945	G4cout << "Clic and move mouse to rotate Volume \n" << G4endl;
946	#if QT_VERSION < 0x040000
947	fMouseRotate->setItemChecked (0,false);
948	fMouseMove->setItemChecked (0,false);
949	fMouseZoom->setItemChecked (0,true);
950	fMousePick->setItemChecked (0,false);
951	#else
952	fMouseRotate->setChecked (false);
953	fMouseMove->setChecked (false);
954	fMouseZoom->setChecked (true);
955	fMousePick->setChecked (false);
956	#endif
957	fMouseAction = STYLE3;
958	fVP.SetPicking(false);
959	} else if (aAction == STYLE4) {
960	#if QT_VERSION < 0x040000
961	fMouseRotate->setItemChecked (0,false);
962	fMouseMove->setItemChecked (0,false);
963	fMouseZoom->setItemChecked (0,false);
964	fMousePick->setItemChecked (0,true);
965	#else
966	fMouseRotate->setChecked (false);
967	fMouseMove->setChecked (false);
968	fMouseZoom->setChecked (false);
969	fMousePick->setChecked (true);
970	#endif
971	fVP.SetPicking(true);
972	fMouseAction = STYLE4;
973	}
974
975	}
976	/**
977	Slot activated when drawing menu is toggle
978	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
979	KernelVisitDecision () will be call and will set the fNeedKernelVisit
980	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
981	It will cause a redraw of the view
982	@param aAction : 1 wireframe, 2 line removal, 3 surface removal, 4 line & surface removal
983	@see G4OpenGLStoredQtViewer::DrawView
984	@see G4XXXStoredViewer::CompareForKernelVisit
985	*/
986	void G4OpenGLQtViewer::toggleDrawingAction(int aAction) {
987
988	G4ViewParameters::DrawingStyle d_style;
989
990
991	if (aAction ==1) {
992	#if QT_VERSION < 0x040000
993	fDrawingWireframe->setItemChecked (0,true);
994	fDrawingLineRemoval->setItemChecked (0,false);
995	fDrawingSurfaceRemoval->setItemChecked (0,false);
996	fDrawingLineSurfaceRemoval->setItemChecked (0,false);
997	#else
998	fDrawingWireframe->setChecked (true);
999	fDrawingLineRemoval->setChecked (false);
1000	fDrawingSurfaceRemoval->setChecked (false);
1001	fDrawingLineSurfaceRemoval->setChecked (false);
1002	#endif
1003
1004	d_style = G4ViewParameters::wireframe;
1005
1006	} else if (aAction ==2) {
1007	#if QT_VERSION < 0x040000
1008	fDrawingWireframe->setItemChecked (0,false);
1009	fDrawingLineRemoval->setItemChecked (0,true);
1010	fDrawingSurfaceRemoval->setItemChecked (0,false);
1011	fDrawingLineSurfaceRemoval->setItemChecked (0,false);
1012	#else
1013	fDrawingWireframe->setChecked (false);
1014	fDrawingLineRemoval->setChecked (true);
1015	fDrawingSurfaceRemoval->setChecked (false);
1016	fDrawingLineSurfaceRemoval->setChecked (false);
1017	#endif
1018
1019	d_style = G4ViewParameters::hlr;
1020
1021	} else if (aAction ==3) {
1022	#if QT_VERSION < 0x040000
1023	fDrawingWireframe->setItemChecked (0,false);
1024	fDrawingLineRemoval->setItemChecked (0,false);
1025	fDrawingSurfaceRemoval->setItemChecked (0,true);
1026	fDrawingLineSurfaceRemoval->setItemChecked (0,false);
1027	#else
1028	fDrawingWireframe->setChecked (false);
1029	fDrawingLineRemoval->setChecked (false);
1030	fDrawingSurfaceRemoval->setChecked (true);
1031	fDrawingLineSurfaceRemoval->setChecked (false);
1032	#endif
1033
1034	d_style = G4ViewParameters::hsr;
1035
1036	} else if (aAction ==4) {
1037	#if QT_VERSION < 0x040000
1038	fDrawingWireframe->setItemChecked (0,false);
1039	fDrawingLineRemoval->setItemChecked (0,false);
1040	fDrawingSurfaceRemoval->setItemChecked (0,false);
1041	fDrawingLineSurfaceRemoval->setItemChecked (0,true);
1042	#else
1043	fDrawingWireframe->setChecked (false);
1044	fDrawingLineRemoval->setChecked (false);
1045	fDrawingSurfaceRemoval->setChecked (false);
1046	fDrawingLineSurfaceRemoval->setChecked (true);
1047	#endif
1048	d_style = G4ViewParameters::hlhsr;
1049	}
1050	fVP.SetDrawingStyle(d_style);
1051
1052	updateQWidget();
1053	#ifdef GEANT4_QT_DEBUG
1054	printf("G4OpenGLQtViewer::toggleDrawingAction\n");
1055	#endif
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	*/
1069	void 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	#ifdef GEANT4_QT_DEBUG
1080	printf("G4OpenGLQtViewer::toggleRepresentation 3%d\n",check);
1081	#endif
1082	updateQWidget();
1083	#ifdef GEANT4_QT_DEBUG
1084	printf("G4OpenGLQtViewer::toggleRepresentation 4%d\n",check);
1085	#endif
1086	}
1087
1088	/**
1089	SLOT Activate by a click on the projection menu
1090	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
1091	KernelVisitDecision () will be call and will set the fNeedKernelVisit
1092	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
1093	It will cause a redraw of the view
1094	@param check : 1 orthographic, 2 perspective
1095	@see G4OpenGLStoredQtViewer::DrawView
1096	@see G4XXXStoredViewer::CompareForKernelVisit
1097	*/
1098	void G4OpenGLQtViewer::toggleProjection(bool check) {
1099
1100	if (check == 1) {
1101	fVP.SetFieldHalfAngle (0);
1102	} else {
1103	// look for the default parameter hidden in G4UIcommand parameters
1104	G4UImanager* UI = G4UImanager::GetUIpointer();
1105	if(UI==NULL)
1106	return;
1107	G4UIcommandTree * treeTop = UI->GetTree();
1108
1109	// find command
1110	G4UIcommand* command = treeTop->FindPath("/vis/viewer/set/projection");
1111	if (!command)
1112	return;
1113
1114	// find param
1115	G4UIparameter * param = NULL;
1116
1117	for(G4int i=0; i<command->GetParameterEntries(); i++)
1118	{
1119	if( command->GetParameter(i)->GetParameterName() == "field-half-angle" ) {
1120	param = command->GetParameter(i);
1121	}
1122	}
1123	if (!param)
1124	return;
1125	G4double defaultValue = command->ConvertToDouble(param->GetDefaultValue());
1126	G4cout << "Perspective view has been set to default value. Field half angle="<<defaultValue <<" \n" << G4endl;
1127	fVP.SetFieldHalfAngle (defaultValue);
1128	}
1129
1130	#ifdef GEANT4_QT_DEBUG
1131	printf("G4OpenGLQtViewer::toggleRepresentation 3%d\n",check);
1132	#endif
1133	updateQWidget();
1134	#ifdef GEANT4_QT_DEBUG
1135	printf("G4OpenGLQtViewer::toggleRepresentation 4%d\n",check);
1136	#endif
1137	}
1138
1139
1140	/**
1141	SLOT Activate by a click on the background menu
1142	@param check : 1 white, 0 black
1143	*/
1144	void G4OpenGLQtViewer::toggleBackground(bool check) {
1145
1146	// //I need to revisit the kernel if the background colour changes and
1147	// //hidden line removal is enabled, because hlr drawing utilises the
1148	// //background colour in its drawing...
1149	// // (Note added by JA 13/9/2005) Background now handled in view
1150	// // parameters. A kernel visit is triggered on change of background.
1151	if (check == 1) {
1152	((G4ViewParameters&)this->GetViewParameters()).
1153	SetBackgroundColour(G4Colour(1.,1.,1.)); // White
1154	} else {
1155	((G4ViewParameters&)this->GetViewParameters()).
1156	SetBackgroundColour(G4Colour(0.,0.,0.)); // Black
1157	}
1158	updateQWidget();
1159	}
1160
1161	/**
1162	SLOT Activate by a click on the transparency menu
1163	@param check : 1 , 0
1164	*/
1165	void G4OpenGLQtViewer::toggleTransparency(bool check) {
1166
1167	if (check) {
1168	transparency_enabled = false;
1169	} else {
1170	transparency_enabled = true;
1171	}
1172	SetNeedKernelVisit (true);
1173	updateQWidget();
1174	}
1175
1176	/**
1177	SLOT Activate by a click on the antialiasing menu
1178	@param check : 1 , 0
1179	*/
1180	void G4OpenGLQtViewer::toggleAntialiasing(bool check) {
1181
1182	if (!check) {
1183	antialiasing_enabled = false;
1184	glDisable (GL_LINE_SMOOTH);
1185	glDisable (GL_POLYGON_SMOOTH);
1186	} else {
1187	antialiasing_enabled = true;
1188	glEnable (GL_LINE_SMOOTH);
1189	glHint (GL_LINE_SMOOTH_HINT, GL_NICEST);
1190	glEnable (GL_POLYGON_SMOOTH);
1191	glHint (GL_POLYGON_SMOOTH_HINT, GL_NICEST);
1192	}
1193
1194	updateQWidget();
1195	#ifdef GEANT4_QT_DEBUG
1196	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
1197	#endif
1198	}
1199
1200	/**
1201	SLOT Activate by a click on the haloing menu
1202	@param check : 1 , 0
1203	*/
1204	//FIXME : I SEE NOTHING...
1205	void G4OpenGLQtViewer::toggleHaloing(bool check) {
1206	if (check) {
1207	haloing_enabled = false;
1208	} else {
1209	haloing_enabled = true;
1210	}
1211
1212	updateQWidget();
1213
1214	#ifdef GEANT4_QT_DEBUG
1215	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
1216	#endif
1217	}
1218
1219	/**
1220	SLOT Activate by a click on the auxiliaire edges menu
1221	@param check : 1 , 0
1222	*/
1223	void G4OpenGLQtViewer::toggleAux(bool check) {
1224	if (check) {
1225	fVP.SetAuxEdgeVisible(false);
1226	} else {
1227	fVP.SetAuxEdgeVisible(true);
1228	}
1229	SetNeedKernelVisit (true);
1230	updateQWidget();
1231
1232	#ifdef GEANT4_QT_DEBUG
1233	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
1234	#endif
1235	}
1236
1237	/**
1238	SLOT Activate by a click on the full screen menu
1239	@param check : 1 , 0
1240	*/
1241	void G4OpenGLQtViewer::toggleFullScreen(bool check) {
1242	#if QT_VERSION >= 0x030200
1243	GLWindow->setWindowState(GLWindow->windowState() ^ Qt::WindowFullScreen);
1244	#else
1245	G4cerr << "This version of G4UI Could not generate the selected format\n" << G4endl;
1246	#endif
1247	#ifdef GEANT4_QT_DEBUG
1248	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
1249	#endif
1250	}
1251
1252	void G4OpenGLQtViewer::actionCreateEPS() {
1253	QString filters;
1254	#if QT_VERSION < 0x040000
1255	QStrList listFormat=QImageIO::outputFormats();
1256	char *tmp=listFormat.first();
1257	while (tmp!=0) {
1258	filters += QString(tmp) + ";;";
1259	tmp=listFormat.next();
1260	}
1261	#else
1262	QList<QByteArray> formats = QImageWriter::supportedImageFormats ();
1263	for (int i = 0; i < formats.size(); ++i) {
1264	filters +=formats.at(i) + ";;";
1265	}
1266	#endif
1267	filters += "eps;;";
1268	filters += "ps;;";
1269	filters += "pdf";
1270	QString* selectedFormat = new QString();
1271	#if QT_VERSION < 0x040000
1272	QString nomFich = QFileDialog::getSaveFileName ( ".",
1273	filters,
1274	GLWindow,
1275	"Save file dialog",
1276	tr("Save as ..."),
1277	selectedFormat );
1278	#else
1279	QString nomFich = QFileDialog::getSaveFileName ( GLWindow,
1280	tr("Save as ..."),
1281	".",
1282	filters,
1283	selectedFormat );
1284	#endif
1285	// bmp jpg jpeg png ppm xbm xpm
1286	if (nomFich == "") {
1287	return;
1288	}
1289	#if QT_VERSION < 0x040000
1290	nomFich += "."+QString(selectedFormat->ascii());
1291	QString format = selectedFormat->lower();
1292	#else
1293	nomFich += "."+QString(selectedFormat->toStdString().c_str());
1294	QString format = selectedFormat->toLower();
1295	#endif
1296	G4OpenGLQtExportDialog* exportDialog= new G4OpenGLQtExportDialog(GLWindow,format,fWindow->height(),fWindow->width());
1297	if( exportDialog->exec()) {
1298
1299	QImage image;
1300	bool res = false;
1301	if ((exportDialog->getWidth() !=fWindow->width()) \|\|
1302	(exportDialog->getHeight() !=fWindow->height())) {
1303	if (format != QString("eps")) {
1304	G4cerr << "Export->Change Size : This function is not implemented, to export in another size, please resize your frame to what you need\n" << G4endl;
1305
1306	// rescaleImage(exportDialog->getWidth(),exportDialog->getHeight());// re-scale image
1307	// QGLWidget* glResized = fWindow;
1308
1309	// FIXME :
1310	// L.Garnier : I've try to implement change size function, but the problem is
1311	// the renderPixmap function call the QGLWidget to resize and it doesn't draw
1312	// the content of this widget... It only draw the background.
1313
1314	// fWindow->renderPixmap (exportDialog->getWidth()2,exportDialog->getHeight()2,true );
1315
1316	// QPixmap pixmap = fWindow->renderPixmap ();
1317
1318	// image = pixmap->toImage();
1319	// glResized->resize(exportDialog->getWidth()2,exportDialog->getHeight()2);
1320	// image = glResized->grabFrameBuffer();
1321	}
1322	} else {
1323	image = fWindow->grabFrameBuffer();
1324	}
1325	if (format == QString("eps")) {
1326	if (exportDialog->getVectorEPS()) {
1327	res = generateVectorEPS(nomFich,exportDialog->getWidth(),exportDialog->getHeight(),image);
1328	} else {
1329	res = generateEPS(nomFich,exportDialog->getNbColor(),image);
1330	}
1331	} else if ((format == "ps") \|\| (format == "pdf")) {
1332	res = generatePS_PDF(nomFich,exportDialog->getNbColor(),image);
1333	} else if ((format == "tif") \|\|
1334	(format == "tiff") \|\|
1335	(format == "jpg") \|\|
1336	(format == "jpeg") \|\|
1337	(format == "png") \|\|
1338	(format == "pbm") \|\|
1339	(format == "pgm") \|\|
1340	(format == "ppm") \|\|
1341	(format == "bmp") \|\|
1342	(format == "xbm") \|\|
1343	(format == "xpm")) {
1344	#if QT_VERSION < 0x040000
1345	res = image.save(nomFich,selectedFormat->ascii(),exportDialog->getSliderValue());
1346	#else
1347	res = image.save(nomFich,0,exportDialog->getSliderValue());
1348	#endif
1349	} else {
1350	G4cerr << "This version of G4UI Could not generate the selected format\n" << G4endl;
1351	}
1352	if (res == false) {
1353	#if QT_VERSION < 0x040000
1354	G4cerr << "Error while saving file... "<<nomFich.ascii()<<"\n" << G4endl;
1355	#else
1356	G4cerr << "Error while saving file... "<<nomFich.toStdString().c_str()<<"\n" << G4endl;
1357	#endif
1358	} else {
1359	#if QT_VERSION < 0x040000
1360	G4cout << "File "<<nomFich.ascii()<<" has been saved \n" << G4endl;
1361	#else
1362	G4cout << "File "<<nomFich.toStdString().c_str()<<" has been saved \n" << G4endl;
1363	#endif
1364	}
1365
1366	} else { // cancel selected
1367	return;
1368	}
1369
1370	#ifdef GEANT4_QT_DEBUG
1371	printf("G4OpenGLQtViewer::actionCreateEPS() \n");
1372	#endif
1373	}
1374
1375	/*
1376	// 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
1377
1378	void Graph::exportToSVG(const QString& fname)
1379	{
1380	// enable workaround for Qt3 misalignments
1381	QwtPainter::setSVGMode(true);
1382	QPicture picture;
1383	QPainter p(&picture);
1384	d_plot->print(&p, d_plot->rect());
1385	p.end();
1386
1387	picture.save(fname, "svg");
1388	}
1389	*/
1390
1391
1392
1393
1394	/**
1395	Save the current mouse press point
1396	@param p mouse click point
1397	*/
1398	void G4OpenGLQtViewer::G4MousePressEvent(QPoint p)
1399	{
1400	fLastPos = p;
1401	if (fMouseAction == STYLE4){ // pick
1402	Pick(p.x(),p.y());
1403	}
1404	}
1405
1406
1407	/**
1408	@param pos_x mouse x position
1409	@param pos_y mouse y position
1410	@param mButtons mouse button active
1411	*/
1412
1413	#if QT_VERSION < 0x040000
1414	void G4OpenGLQtViewer::G4MouseEvent(int pos_x, int pos_y,Qt::ButtonState mButtons)
1415	#else
1416	void G4OpenGLQtViewer::G4MouseEvent(int pos_x, int pos_y,Qt::MouseButtons mButtons)
1417	#endif
1418	{
1419	int dx = pos_x - fLastPos.x();
1420	int dy = pos_y - fLastPos.y();
1421	if (fMouseAction == STYLE1) { // rotate
1422	if (mButtons & Qt::LeftButton) {
1423	G4MouseRotateEvent(dx,dy);
1424	}
1425	} else if (fMouseAction == STYLE2){ // move
1426	if (mButtons & Qt::LeftButton) {
1427	G4MouseMoveEvent(dx,dy,0);
1428	}
1429	} else if (fMouseAction == STYLE3){ // zoom
1430	if (mButtons & Qt::LeftButton) {
1431	G4cerr << "Zoom not implemented for the moment\n" << G4endl;
1432	}
1433	}
1434	fLastPos = QPoint(pos_x, pos_y);
1435	}
1436
1437	/**
1438	@param dx delta mouse x position
1439	@param dy delta mouse y position
1440	*/
1441
1442	void G4OpenGLQtViewer::G4MouseMoveEvent(int dx, int dy, int dz)
1443	{
1444	G4Point3D stp
1445	= GetSceneHandler()->GetScene()->GetStandardTargetPoint();
1446
1447	G4Point3D tp = stp + fVP.GetCurrentTargetPoint ();
1448
1449	const G4Vector3D& upVector = fVP.GetUpVector ();
1450	const G4Vector3D& vpVector = fVP.GetViewpointDirection ();
1451
1452	G4Vector3D unitRight = (upVector.cross (vpVector)).unit();
1453	G4Vector3D unitUp = (vpVector.cross (unitRight)).unit();
1454
1455	#ifdef GEANT4_QT_DEBUG
1456	G4cout << fVP<<G4endl;
1457	printf("Mouse event Target Point : %f %f %f\n",tp.x(),tp.y(),tp.z());
1458	printf("Mouse event upVector : %f %f %f\n",upVector.x(),upVector.y(),upVector.z());
1459	printf("Mouse event vpVector Point : %f %f %f\n",vpVector.x(),vpVector.y(),vpVector.z());
1460	printf("Mouse event unitRight Point : %f %f %f\n",unitRight.x(),unitRight.y(),unitRight.z());
1461	printf("Mouse event unitUp Point : %f %f %f\n",unitUp.x(),unitUp.y(),unitUp.z());
1462	#endif
1463	tp += -dx * unitRight + dy * unitUp + dz * vpVector;
1464	fVP.SetCurrentTargetPoint (tp - stp);
1465
1466	updateQWidget();
1467	}
1468
1469
1470	/**
1471	@param dx delta mouse x position
1472	@param dy delta mouse y position
1473	*/
1474
1475	void G4OpenGLQtViewer::G4MouseRotateEvent(int dx, int dy)
1476	{
1477	//phi spin stuff here
1478
1479	G4Vector3D vp = fVP.GetViewpointDirection ().unit ();
1480	G4Vector3D up = fVP.GetUpVector ().unit ();
1481
1482	G4Vector3D yprime = (up.cross(vp)).unit();
1483	G4Vector3D zprime = (vp.cross(yprime)).unit();
1484
1485	G4double delta_alpha;
1486	G4double delta_theta;
1487
1488	if (fVP.GetLightsMoveWithCamera()) {
1489	delta_alpha = dy;
1490	delta_theta = -dx;
1491	} else {
1492	delta_alpha = -dy;
1493	delta_theta = dx;
1494	}
1495
1496	delta_alpha *= deg;
1497	delta_theta *= deg;
1498
1499	G4Vector3D new_vp = std::cos(delta_alpha) * vp + std::sin(delta_alpha) * zprime;
1500
1501	G4Vector3D new_up;
1502	if (fVP.GetLightsMoveWithCamera()) {
1503	new_up = (new_vp.cross(yprime)).unit();
1504	fVP.SetUpVector(new_up);
1505	} else {
1506	new_up = up;
1507	}
1508	////////////////
1509	// Rotates by fixed azimuthal angle delta_theta.
1510
1511	G4double cosalpha = new_up.dot (new_vp.unit());
1512	G4double sinalpha = std::sqrt (1. - std::pow (cosalpha, 2));
1513	yprime = (new_up.cross (new_vp.unit())).unit ();
1514	G4Vector3D xprime = yprime.cross (new_up);
1515	// Projection of vp on plane perpendicular to up...
1516	G4Vector3D a1 = sinalpha * xprime;
1517	// Required new projection...
1518	G4Vector3D a2 =
1519	sinalpha * (std::cos (delta_theta) * xprime + std::sin (delta_theta) * yprime);
1520	// Required Increment vector...
1521	G4Vector3D delta = a2 - a1;
1522	// So new viewpoint is...
1523	G4Vector3D viewPoint = new_vp.unit() + delta;
1524
1525	fVP.SetViewAndLights (viewPoint);
1526	updateQWidget();
1527
1528	}
1529
1530	/** This is the benning of a rescale function. It does nothing for the moment
1531	@param aWidth : new width
1532	@param aHeight : new height
1533	*/
1534	void G4OpenGLQtViewer::rescaleImage(
1535	int aWidth
1536	,int aHeight
1537	){
1538	#ifdef GEANT4_QT_DEBUG
1539	printf("should rescale \n");
1540	#endif
1541	GLfloat* feedback_buffer;
1542	GLint returned;
1543	FILE* file;
1544
1545	// feedback_buffer = new GLfloat[size];
1546	// glFeedbackBuffer (size, GL_3D_COLOR, feedback_buffer);
1547	// glRenderMode (GL_FEEDBACK);
1548
1549	// glViewport (0, 0, aWidth, aHeight);
1550	// DrawView();
1551	// returned = glRenderMode (GL_RENDER);
1552
1553	}
1554
1555	/**
1556	Generate Vectorial Encapsulated Postscript form image
1557	@param aFilename : name of file
1558	@param aInColor : numbers of colors : 1->BW 2->RGB 3->RGB+Alpha
1559	@param aImage : Image to print
1560	*/
1561	bool G4OpenGLQtViewer::generateVectorEPS (
1562	QString aFilename
1563	,int aWidth
1564	,int aHeight
1565	,QImage aImage
1566	)
1567	{
1568	// Print vectored PostScript
1569
1570	G4int size = 5000000;
1571
1572	GLfloat* feedback_buffer;
1573	GLint returned;
1574	FILE* file;
1575
1576	feedback_buffer = new GLfloat[size];
1577	glFeedbackBuffer (size, GL_3D_COLOR, feedback_buffer);
1578	glRenderMode (GL_FEEDBACK);
1579
1580	int side = qMin(aWidth, aHeight);
1581	glViewport((aWidth - side) / 2, (aHeight - side) / 2, side, side);
1582	DrawView();
1583
1584	returned = glRenderMode (GL_RENDER);
1585
1586
1587	#if QT_VERSION < 0x040000
1588	file = fopen (aFilename.ascii(), "w");
1589	#else
1590	file = fopen (aFilename.toStdString().c_str(), "w");
1591	#endif
1592	if (file) {
1593	spewWireframeEPS (file, returned, feedback_buffer, "rendereps");
1594	} else {
1595	#if QT_VERSION < 0x040000
1596	G4cerr << "Could not open "<< aFilename.ascii()<<"\n" << G4endl;
1597	#else
1598	G4cerr << "Could not open "<< aFilename.toStdString().c_str()<<"\n" << G4endl;
1599	#endif
1600	}
1601
1602	delete[] feedback_buffer;
1603
1604	return true;
1605	}
1606
1607	/**
1608	Generate Encapsulated Postscript form image
1609	@param aFilename : name of file
1610	@param aInColor : numbers of colors : 1->BW 2->RGB 3->RGB+Alpha
1611	@param aImage : Image to print
1612	*/
1613	bool G4OpenGLQtViewer::generateEPS (
1614	QString aFilename
1615	,int aInColor
1616	,QImage aImage
1617	)
1618	{
1619	// FIXME
1620	#ifdef GEANT4_QT_DEBUG
1621	printf("saving EPS\n");
1622	#endif
1623
1624	FILE* fp;
1625
1626	if (aImage.bits () == NULL)
1627	return false;
1628
1629	#if QT_VERSION < 0x040000
1630	fp = fopen (aFilename.ascii(), "w");
1631	#else
1632	fp = fopen (aFilename.toStdString().c_str(), "w");
1633	#endif
1634	if (fp == NULL) {
1635	return false;
1636	}
1637
1638	fprintf (fp, "%%!PS-Adobe-2.0 EPSF-1.2\n");
1639	#if QT_VERSION < 0x040000
1640	fprintf (fp, "%%%%Title: %s\n", aFilename.ascii());
1641	#else
1642	fprintf (fp, "%%%%Title: %s\n", aFilename.toStdString().c_str());
1643	#endif
1644	fprintf (fp, "%%%%Creator: OpenGL pixmap render output\n");
1645	fprintf (fp, "%%%%BoundingBox: 0 0 %d %d\n", aImage.width(), aImage.height());
1646	fprintf (fp, "%%%%EndComments\n");
1647	fprintf (fp, "gsave\n");
1648	fprintf (fp, "/bwproc {\n");
1649	fprintf (fp, " rgbproc\n");
1650	fprintf (fp, " dup length 3 idiv string 0 3 0 \n");
1651	fprintf (fp, " 5 -1 roll {\n");
1652	fprintf (fp, " add 2 1 roll 1 sub dup 0 eq\n");
1653	fprintf (fp, " { pop 3 idiv 3 -1 roll dup 4 -1 roll dup\n");
1654	fprintf (fp, " 3 1 roll 5 -1 roll } put 1 add 3 0 \n");
1655	fprintf (fp, " { 2 1 roll } ifelse\n");
1656	fprintf (fp, " }forall\n");
1657	fprintf (fp, " pop pop pop\n");
1658	fprintf (fp, "} def\n");
1659	fprintf (fp, "systemdict /colorimage known not {\n");
1660	fprintf (fp, " /colorimage {\n");
1661	fprintf (fp, " pop\n");
1662	fprintf (fp, " pop\n");
1663	fprintf (fp, " /rgbproc exch def\n");
1664	fprintf (fp, " { bwproc } image\n");
1665	fprintf (fp, " } def\n");
1666	fprintf (fp, "} if\n");
1667	fprintf (fp, "/picstr %d string def\n", aImage.width() * aInColor);
1668	fprintf (fp, "%d %d scale\n", aImage.width(), aImage.height());
1669	fprintf (fp, "%d %d %d\n", aImage.width(), aImage.height(), 8);
1670	fprintf (fp, "[%d 0 0 %d 0 0]\n", aImage.width(), aImage.height());
1671	fprintf (fp, "{currentfile picstr readhexstring pop}\n");
1672	fprintf (fp, "false %d\n", aInColor);
1673	fprintf (fp, "colorimage\n");
1674
1675
1676	int width = aImage.width();
1677	int height = aImage.height();
1678	int depth = aImage.depth();
1679	int size = width*height;
1680
1681	if (depth == 1)
1682	size = (width+7)/8*height;
1683	else if (aInColor == 1)
1684	size = size*3;
1685
1686	int i = 0;
1687	// if ( aInColor ==1 ) {
1688	// FIXME : L. Garnier. For the moment 10 dec 2007, I could not find a way
1689	// to save correctly grayscale Image. I mean that color or grayscale image
1690	// have the same file save size !
1691
1692	/* } else*/ if (depth == 8) {
1693	for(int y=height-1; y >=0 ; y--) {
1694	const uchar * s = aImage.scanLine(y);
1695	for(int x=0; x <width; x++) {
1696	QRgb rgb = aImage.color(s[x]);
1697	if (aInColor == 1) {
1698	fprintf (fp, " %02hx ",(unsigned char)qGray(rgb));
1699	i++;
1700	} else {
1701	fprintf (fp, " %02hx %02hx %02hx",
1702	(unsigned char) qRed(rgb),
1703	(unsigned char) qGreen(rgb),
1704	(unsigned char) qBlue(rgb));
1705	i += 3;
1706	}
1707	}
1708	fprintf (fp, "\n");
1709	}
1710	} else {
1711	#if QT_VERSION < 0x040000
1712	bool alpha = aImage.hasAlphaBuffer();
1713	#else
1714	bool alpha = aImage.hasAlphaChannel();
1715	for(int y=height-1; y >=0 ; y--) {
1716	QRgb * s = (QRgb*)(aImage.scanLine(y));
1717	for(int x=0; x <width; x++) {
1718	QRgb rgb = (*s++);
1719	if (alpha && qAlpha(rgb) < 0x40) // 25% alpha, convert to white -
1720	rgb = qRgb(0xff, 0xff, 0xff);
1721	if (aInColor == 1) {
1722	fprintf (fp, " %02hx ",(unsigned char)qGray(rgb));
1723	i++;
1724	} else {
1725	fprintf (fp, " %02hx %02hx %02hx",
1726	(unsigned char) qRed(rgb),
1727	(unsigned char) qGreen(rgb),
1728	(unsigned char) qBlue(rgb));
1729	i += 3;
1730	}
1731	}
1732	fprintf (fp, "\n");
1733	}
1734	#endif
1735
1736	}
1737
1738	fprintf (fp, "grestore\n");
1739	fprintf (fp, "showpage\n");
1740	fclose (fp);
1741
1742	return true;
1743	}
1744	/**
1745	Generate Postscript or PDF form image
1746	@param aFilename : name of file
1747	@param aInColor : numbers of colors : 1->BW 2->RGB
1748	@param aImage : Image to print
1749	*/
1750	bool G4OpenGLQtViewer::generatePS_PDF (
1751	QString aFilename
1752	,int aInColor
1753	,QImage aImage
1754	)
1755	{
1756
1757	#if QT_VERSION < 0x040000
1758	#ifdef Q_WS_MAC \|\| Q_WS_X11
1759	QPrinter printer;
1760	// printer.setPageSize(pageSize);
1761	if (aInColor == 1) {
1762	printer.setColorMode(QPrinter::GrayScale);
1763	} else {
1764	printer.setColorMode(QPrinter::Color);
1765	}
1766
1767	/* FIXME : I don't know which format it will save...
1768	if (aFilename.endsWith(".ps")) {
1769	printer.setOutputFormat(QPrinter::PostScriptFormat);
1770	} else {
1771	printer.setOutputFormat(QPrinter::PdfFormat);
1772	}
1773	*/
1774	printer.setOutputFileName(aFilename);
1775	// printer.setFullPage ( true);
1776	QPainter paint(&printer);
1777	paint.drawImage (0,0,aImage );
1778	paint.end();
1779	#else
1780	G4cerr << "This fonction is only supported on Mac OsX or X11 with Qt3. Full platform supported with Qt4\n" << G4endl;
1781	#endif
1782	#else
1783	QPrinter printer;
1784	// printer.setPageSize(pageSize);
1785
1786	// FIXME : L. Garnier 4/12/07
1787	// This is not working, it does nothing. Image is staying in color mode
1788	// So I have desactivate the B/W button in GUI
1789	if ((!aImage.isGrayscale ()) &&(aInColor ==1 )) {
1790	#if QT_VERSION < 0x040000
1791	aImage = aImage.convertDepth(1,Qt::MonoOnly);
1792	#else
1793	aImage = aImage.convertToFormat ( aImage.format(), Qt::MonoOnly);
1794	#endif
1795	}
1796
1797
1798	if (aFilename.endsWith(".ps")) {
1799	#if QT_VERSION > 0x040200
1800	printer.setOutputFormat(QPrinter::PostScriptFormat);
1801	#endif
1802	} else {
1803	#if QT_VERSION > 0x040100
1804	printer.setOutputFormat(QPrinter::PdfFormat);
1805	#endif
1806	}
1807	#if QT_VERSION > 0x040100
1808	printer.setOutputFileName(aFilename);
1809	#endif
1810	// printer.setFullPage ( true);
1811	QPainter paint(&printer);
1812	paint.drawImage (0,0,aImage);
1813	paint.end();
1814	#endif
1815	return true;
1816	}
1817
1818	#endif
1819
1820	void G4OpenGLQtViewer::G4keyPressEvent (QKeyEvent * event)
1821	{
1822	if (holdKeyEvent)
1823	return;
1824
1825	holdKeyEvent = true;
1826
1827	#ifdef GEANT4_QT_DEBUG
1828	printf("G4OpenGLQtViewer::keyPressEvent count:%d autoRepeat:%d key:%d\n",event->count(),event->isAutoRepeat(),event->key());
1829	#endif
1830	if (event->modifiers() & Qt::ShiftModifier)
1831	{
1832	printf("-------------------------\n");
1833	}
1834
1835	if ((event->key() == Qt::Key_Down) && (event->modifiers() & Qt::ShiftModifier)) // go backward
1836	{
1837	G4MouseMoveEvent(0,0,1);
1838	}
1839	else if ((event->key() == Qt::Key_Up) && (event->modifiers() & Qt::ShiftModifier)) // go forward
1840	{
1841	G4MouseMoveEvent(0,0,-1);
1842	}
1843	else if (event->key() == Qt::Key_Down) // go down
1844	{
1845	G4MouseMoveEvent(0,1,0);
1846	}
1847	else if (event->key() == Qt::Key_Up) // go up
1848	{
1849	G4MouseMoveEvent(0,-1,0);
1850	}
1851	else if (event->key() == Qt::Key_Left) // go left
1852	{
1853	G4MouseMoveEvent(-1,0,0);
1854	}
1855	else if (event->key() == Qt::Key_Right) // go right
1856	{
1857	G4MouseMoveEvent(1,0,0);
1858	}
1859	else if (event->key() == Qt::Key_Plus) // zoom in
1860	{
1861	fVP.SetZoomFactor(fVP.GetZoomFactor()*fDeltaZoom);
1862	updateQWidget();
1863	}
1864	else if (event->key() == Qt::Key_Minus) // zoom out
1865	{
1866	fVP.SetZoomFactor(fVP.GetZoomFactor()/fDeltaZoom);
1867	updateQWidget();
1868	}
1869	#ifdef GEANT4_QT_DEBUG
1870	printf("G4OpenGLQtViewer::keyPressEvent END\n");
1871	#endif
1872	holdKeyEvent = false;
1873	}
1874
1875	/*
1876
1877	void MultiLayer::exportToSVG(const QString& fname)
1878	{
1879	QPicture picture;
1880	QPainter p(&picture);
1881	for (int i=0;i<(int)graphsList->count();i++)
1882	{
1883	Graph gr=(Graph )graphsList->at(i);
1884	Plot myPlot= (Plot )gr->plotWidget();
1885
1886	QPoint pos=gr->pos();
1887
1888	int width=int(myPlot->frameGeometry().width());
1889	int height=int(myPlot->frameGeometry().height());
1890
1891	myPlot->print(&p, QRect(pos,QSize(width,height)));
1892	}
1893
1894	p.end();
1895	picture.save(fname, "svg");
1896	}
1897	*/
1898

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