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source: trunk/geant4/visualization/OpenGL/src/G4OpenGLQtViewer.cc @ 610

Last change on this file since 610 was 610, checked in by garnier, 17 years ago
r661@mac-90108: laurentgarnier \| 2007-11-22 18:10:43 +0100 en debug
Property svn:mime-type set to `text/cpp`
File size: 45.0 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 1.7 2007/11/15 18:24:28 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 "G4UIsession.hh"
53	#include "G4UImanager.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
101	//////////////////////////////////////////////////////////////////////////////
102	/**
103	Implementation of virtual method of G4VViewer
104	*/
105	void G4OpenGLQtViewer::ShowView (
106	)
107	//////////////////////////////////////////////////////////////////////////////
108	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
109	{
110	#ifdef GEANT4_QT_DEBUG
111	printf("G4OpenGLQtViewer::ShowView +++++++++++++++++++++\n");
112	#endif
113	glFlush ();
114	if (!GLWindow) {
115	G4cerr << "Visualization window not defined, please choose one before" << G4endl;
116	} else {
117	#if QT_VERSION < 0x040000
118	GLWindow->setActiveWindow();
119	#else
120	GLWindow->activateWindow();
121	#endif
122	#ifdef GEANT4_QT_DEBUG
123	printf("G4OpenGLQtViewer::ShowView -----------------------\n");
124	#endif
125	}
126	// // Empty the Windows message queue :
127	// MSG event;
128	// while ( ::PeekMessage(&event, NULL, 0, 0, PM_REMOVE) ) {
129	// ::TranslateMessage(&event);
130	// ::DispatchMessage (&event);
131	// }
132	}
133
134
135
136	//////////////////////////////////////////////////////////////////////////////
137	void G4OpenGLQtViewer::CreateGLQtContext (
138	)
139	//////////////////////////////////////////////////////////////////////////////
140	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
141	{
142	#ifdef GEANT4_QT_DEBUG
143	printf("G4OpenGLQtViewer::CreateGLQtContext \n");
144	#endif
145	}
146
147
148	//////////////////////////////////////////////////////////////////////////////
149	void G4OpenGLQtViewer::CreateMainWindow (
150	QGLWidget* glWidget
151	)
152	//////////////////////////////////////////////////////////////////////////////
153	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
154	{
155
156	if(fWindow) return; //Done.
157	#ifdef GEANT4_QT_DEBUG
158	printf("G4OpenGLQtViewer::CreateMainWindow glWidget\n");
159	#endif
160
161	// launch Qt if not
162	G4Qt* interactorManager = G4Qt::getInstance ();
163	// G4UImanager* UI = G4UImanager::GetUIpointer();
164
165	fWindow = glWidget ;
166	// fWindow->makeCurrent();
167
168	// create window
169	if (((QApplication*)interactorManager->GetMainInteractor())) {
170	// look for the main window
171	bool found = false;
172	#if QT_VERSION < 0x040000
173	QWidgetList *list = QApplication::allWidgets();
174	QWidgetListIt it( *list ); // iterate over the widgets
175	QWidget * widget;
176	while ( (widget=it.current()) != 0 ) { // for each widget...
177	++it;
178	if ((found== false) && (widget->inherits("QMainWindow"))) {
179	#ifdef GEANT4_QT_DEBUG
180	printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist\n");
181	#endif
182	GLWindow = new QDialog(widget,0,FALSE,Qt::WStyle_Title \| Qt::WStyle_SysMenu \| Qt::WStyle_MinMax );
183	found = true;
184	}
185	}
186	delete list; // delete the list, not the widgets
187	#else
188	foreach (QWidget *widget, QApplication::allWidgets()) {
189	if ((found== false) && (widget->inherits("QMainWindow"))) {
190	#ifdef GEANT4_QT_DEBUG
191	printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist\n");
192	#endif
193	GLWindow = new QDialog(widget,Qt::WindowTitleHint \| Qt::WindowSystemMenuHint \| Qt::WindowMinMaxButtonsHint);
194	found = true;
195	}
196	}
197	#endif
198	// FIXME : not tested in Qt4
199	glWidget->reparent(GLWindow,0,QPoint(0,0));
200
201	if (found==false) {
202	#ifdef GEANT4_QT_DEBUG
203	printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist, but not found\n");
204	#endif
205	GLWindow = new QDialog();
206	}
207	} else {
208	#ifdef GEANT4_QT_DEBUG
209	printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist\n");
210	#endif
211	GLWindow = new QDialog();
212	}
213
214	#if QT_VERSION < 0x040000
215	QHBoxLayout *mainLayout = new QHBoxLayout(GLWindow);
216	#else
217	QHBoxLayout *mainLayout = new QHBoxLayout;
218	#endif
219
220	mainLayout->addWidget(fWindow);
221
222	#if QT_VERSION < 0x040000
223	GLWindow->setCaption( tr( "QGl Viewer" ));
224	#else
225	GLWindow->setLayout(mainLayout);
226	GLWindow->setWindowTitle(tr("QGl Viewer"));
227	#endif
228	GLWindow->resize(300, 300);
229	GLWindow->move(900,300);
230	#ifdef GEANT4_QT_DEBUG
231	printf("G4OpenGLQtViewer::Should show glWidget\n");
232	#endif
233	GLWindow->show();
234
235	// delete the pointer if close this
236	// GLWindow->setAttribute(Qt::WA_DeleteOnClose);
237
238	#if QT_VERSION >= 0x040000
239	QObject ::connect(GLWindow,
240	SIGNAL(rejected()),
241	this,
242	SLOT(dialogClosed()));
243	#endif
244
245	WinSize_x = 400;
246	WinSize_y = 400;
247	if (WinSize_x < fVP.GetWindowSizeHintX ())
248	WinSize_x = fVP.GetWindowSizeHintX ();
249	if (WinSize_y < fVP.GetWindowSizeHintY ())
250	WinSize_y = fVP.GetWindowSizeHintY ();
251
252	if(!fWindow) return;
253	#ifdef GEANT4_QT_DEBUG
254	printf("G4OpenGLQtViewer::CreateMainWindow glWidget END\n");
255	#endif
256
257	if (!fContextMenu)
258	createPopupMenu();
259
260	}
261
262	#if QT_VERSION >= 0x040000
263	/** Close the dialog and set the pointer to NULL
264	*/
265	void G4OpenGLQtViewer::dialogClosed() {
266	#ifdef GEANT4_QT_DEBUG
267	printf("G4OpenGLQtViewer::dialogClosed END\n");
268	#endif
269	// GLWindow = NULL;
270	}
271	#endif
272
273	//////////////////////////////////////////////////////////////////////////////
274	G4OpenGLQtViewer::G4OpenGLQtViewer (
275	G4OpenGLSceneHandler& scene
276	)
277	:G4VViewer (scene, -1)
278	,G4OpenGLViewer (scene)
279	,fWindow(0)
280	,fContextMenu(0)
281	,fMouseAction(true)
282	{
283	#ifdef GEANT4_QT_DEBUG
284	printf("G4OpenGLQtViewer::G4OpenGLQtViewer \n");
285	#endif
286	}
287
288	//////////////////////////////////////////////////////////////////////////////
289	G4OpenGLQtViewer::~G4OpenGLQtViewer (
290	)
291	//////////////////////////////////////////////////////////////////////////////
292	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
293	{
294	#ifdef GEANT4_QT_DEBUG
295	printf("G4OpenGLQtViewer::~G4OpenGLQtViewer \n");
296	#endif
297	delete fContextMenu;
298	}
299
300
301	/**
302	Create a popup menu for the widget. This menu is activated by right-mouse click
303	*/
304	void G4OpenGLQtViewer::createPopupMenu() {
305
306	#if QT_VERSION < 0x040000
307	fContextMenu = new QPopupMenu( GLWindow,"All" );
308	#else
309	fContextMenu = new QMenu("All");
310	#endif
311	Q_CHECK_PTR( fContextMenu );
312
313	#if QT_VERSION < 0x040000
314	// === Mouse menu ===
315	QPopupMenu *mMouseAction = new QPopupMenu( fContextMenu );
316	Q_CHECK_PTR( mMouseAction );
317
318	QAction *rotate = new QAction("&Rotate scene",CTRL+Key_N,mMouseAction);
319	QAction *move = new QAction("&Move scene",CTRL+Key_M,mMouseAction);
320	rotate->addTo(mMouseAction);
321	move->addTo(mMouseAction);
322
323	fContextMenu->insertItem( "&Mouse action", mMouseAction);
324
325	#else
326	// === Mouse menu ===
327	QMenu *mMouseAction = fContextMenu->addMenu("&Mouse action");
328
329	QAction *rotate = mMouseAction->addAction("&Rotate scene");
330	QAction *move = mMouseAction->addAction("&Move scene");
331	#endif
332
333	// INIT mMouse
334	createRadioAction(rotate,move,SLOT(toggleMouseAction(bool)),1);
335
336	#if QT_VERSION < 0x040000
337	// === Style Menu ===
338	QPopupMenu *mStyle = new QPopupMenu(fContextMenu);
339
340	QPopupMenu *mRepresentation = new QPopupMenu(fContextMenu);
341
342	QAction *polyhedron = new QAction("&Polyhedron",CTRL+Key_P,mRepresentation);
343	QAction *nurbs = new QAction("&NURBS",CTRL+Key_N,mRepresentation);
344	polyhedron->addTo(mRepresentation);
345	nurbs->addTo(mRepresentation);
346
347	mStyle->insertItem("&Representation",mRepresentation);
348	fContextMenu->insertItem("&Style",mStyle);
349
350	#else
351	// === Style Menu ===
352	QMenu *mStyle = fContextMenu->addMenu("&Style");
353
354	QMenu *mRepresentation = mStyle->addMenu("&Representation");
355	QAction *polyhedron = mRepresentation->addAction("Polyhedron");
356	QAction *nurbs = mRepresentation->addAction("NURBS");
357	#endif
358	// INIT mStyle
359	G4ViewParameters::RepStyle style;
360	style = fVP.GetRepStyle();
361	if (style == G4ViewParameters::polyhedron) {
362	createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),1);
363	} else if (style == G4ViewParameters::nurbs) {
364	createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),2);
365	} else {
366	mRepresentation->clear();
367	}
368
369
370	#if QT_VERSION < 0x040000
371	// === Drawing Menu ===
372	QPopupMenu *mDrawing = new QPopupMenu(fContextMenu);
373	fContextMenu->insertItem("&Drawing",mDrawing);
374
375	fDrawingWireframe = new QPopupMenu(mDrawing);
376	mDrawing->insertItem("&Wireframe",fDrawingWireframe);
377	#ifdef GEANT4_QT_DEBUG
378	printf("G4OpenGLQtViewer:: fDrawingWireframe creation\n");
379	#endif
380
381	mDrawing->setCheckable(true);
382	fDrawingWireframe->setCheckable(true);
383
384	fDrawingLineRemoval = new QPopupMenu(mDrawing);
385	mDrawing->insertItem("&Hidden line removal",fDrawingLineRemoval);
386	fDrawingLineRemoval->setCheckable(true);
387
388	fDrawingSurfaceRemoval = new QPopupMenu(mDrawing);
389	mDrawing->insertItem("&Hidden surface removal",fDrawingSurfaceRemoval);
390	fDrawingSurfaceRemoval->setCheckable(true);
391
392	fDrawingLineSurfaceRemoval = new QPopupMenu(mDrawing);
393	mDrawing->insertItem("&Hidden line and surface removal",fDrawingLineSurfaceRemoval);
394	fDrawingLineSurfaceRemoval->setCheckable(true);
395
396	#else
397	// === Drawing Menu ===
398	QMenu *mDrawing = mStyle->addMenu("&Drawing");
399
400	fDrawingWireframe = mDrawing->addAction("Wireframe");
401	fDrawingWireframe->setCheckable(true);
402
403	fDrawingLineRemoval = mDrawing->addAction("Hidden line removal");
404	fDrawingLineRemoval->setCheckable(true);
405
406	fDrawingSurfaceRemoval = mDrawing->addAction("Hidden Surface removal");
407	fDrawingSurfaceRemoval->setCheckable(true);
408
409	fDrawingLineSurfaceRemoval = mDrawing->addAction("Hidden line and surface removal");
410	fDrawingLineSurfaceRemoval->setCheckable(true);
411	#endif
412	// INIT Drawing
413	G4ViewParameters::DrawingStyle d_style;
414	d_style = fVP.GetDrawingStyle();
415
416	#if QT_VERSION < 0x040000
417	if (d_style == G4ViewParameters::wireframe) {
418	fDrawingWireframe->setItemChecked(0,true);
419	} else if (d_style == G4ViewParameters::hlr) {
420	fDrawingLineRemoval->setItemChecked(0,true);
421	} else if (d_style == G4ViewParameters::hsr) {
422	fDrawingSurfaceRemoval->setItemChecked(0,true);
423	} else if (d_style == G4ViewParameters::hlhsr) {
424	fDrawingLineSurfaceRemoval->setItemChecked(0,true);
425	} else {
426	mDrawing->clear();
427	}
428	#ifdef GEANT4_QT_DEBUG
429	printf("G4OpenGLQtViewer:: fDrawingWireframe 1\n");
430	#endif
431	QObject ::connect(fDrawingWireframe,
432	SIGNAL(activated(int)),
433	this,
434	SLOT(actionDrawingWireframe()));
435	#ifdef GEANT4_QT_DEBUG
436	printf("G4OpenGLQtViewer:: fDrawingWireframe 2\n");
437	#endif
438	QObject ::connect(fDrawingLineRemoval,
439	SIGNAL(activated(int)),
440	this,
441	SLOT(actionDrawingLineRemoval()));
442	QObject ::connect(fDrawingSurfaceRemoval,
443	SIGNAL(activated(int)),
444	this,
445	SLOT(actionDrawingSurfaceRemoval()));
446	QObject ::connect(fDrawingLineSurfaceRemoval,
447	SIGNAL(activated(int)),
448	this,
449	SLOT(actionDrawingLineSurfaceRemoval()));
450	#else
451	if (d_style == G4ViewParameters::wireframe) {
452	fDrawingWireframe->setChecked(true);
453	} else if (d_style == G4ViewParameters::hlr) {
454	fDrawingLineRemoval->setChecked(true);
455	} else if (d_style == G4ViewParameters::hsr) {
456	fDrawingSurfaceRemoval->setChecked(true);
457	} else if (d_style == G4ViewParameters::hlhsr) {
458	fDrawingLineSurfaceRemoval->setChecked(true);
459	} else {
460	mDrawing->clear();
461	}
462	QObject ::connect(fDrawingWireframe,
463	SIGNAL(triggered(bool)),
464	this,
465	SLOT(actionDrawingWireframe()));
466	QObject ::connect(fDrawingLineRemoval,
467	SIGNAL(triggered(bool)),
468	this,
469	SLOT(actionDrawingLineRemoval()));
470	QObject ::connect(fDrawingSurfaceRemoval,
471	SIGNAL(triggered(bool)),
472	this,
473	SLOT(actionDrawingSurfaceRemoval()));
474	QObject ::connect(fDrawingLineSurfaceRemoval,
475	SIGNAL(triggered(bool)),
476	this,
477	SLOT(actionDrawingLineSurfaceRemoval()));
478	#endif
479
480
481
482	#if QT_VERSION < 0x040000
483	QPopupMenu *mBackground = new QPopupMenu(mStyle);
484	mStyle->insertItem("&Background color",mBackground);
485
486	QAction *white = new QAction("&White",CTRL+Key_W,mBackground);
487	QAction *black = new QAction("&Black",CTRL+Key_B,mBackground);
488	white->addTo(mBackground);
489	black->addTo(mBackground);
490
491	#else
492	QMenu *mBackground = mStyle->addMenu("&Background color");
493	QAction *white = mBackground->addAction("White");
494	QAction *black = mBackground->addAction("Black");
495
496	#endif
497	if (background.GetRed() == 1. &&
498	background.GetGreen() == 1. &&
499	background.GetBlue() == 1.) {
500	createRadioAction(white,black,SLOT(toggleBackground(bool)),1);
501	} else {
502	createRadioAction(white,black,SLOT(toggleBackground(bool)),2);
503	}
504
505
506	#if QT_VERSION < 0x040000
507	// === Action Menu ===
508	QPopupMenu *mActions = new QPopupMenu(fContextMenu);
509	fContextMenu->insertItem("&Actions",mActions);
510
511	QAction *controlPanels = new QAction("&Control panels",CTRL+Key_C,mActions);
512	QAction *exitG4 = new QAction("&Exit to G4Vis >",CTRL+Key_E,mActions);
513	QAction *createEPS = new QAction("&Save as ...",CTRL+Key_S,mActions);
514	controlPanels->addTo(mActions);
515	exitG4->addTo(mActions);
516	createEPS->addTo(mActions);
517	QObject ::connect(controlPanels,
518	SIGNAL(activated()),
519	this,
520	SLOT(actionControlPanels()));
521	QObject ::connect(exitG4,
522	SIGNAL(activated()),
523	this,
524	SLOT(actionExitG4()));
525	QObject ::connect(createEPS,
526	SIGNAL(activated()),
527	this,
528	SLOT(actionCreateEPS()));
529
530	#else
531	// === Action Menu ===
532	QMenu *mActions = fContextMenu->addMenu("&Actions");
533	QAction *controlPanels = mActions->addAction("Control panels");
534	QAction *exitG4 = mActions->addAction("Exit to G4Vis >");
535	QAction *createEPS = mActions->addAction("Save as ...");
536	QObject ::connect(controlPanels,
537	SIGNAL(triggered()),
538	this,
539	SLOT(actionControlPanels()));
540	QObject ::connect(exitG4,
541	SIGNAL(triggered()),
542	this,
543	SLOT(actionExitG4()));
544	QObject ::connect(createEPS,
545	SIGNAL(triggered()),
546	this,
547	SLOT(actionCreateEPS()));
548	#endif
549
550
551
552	#if QT_VERSION < 0x040000
553	// === Special Menu ===
554	QPopupMenu *mSpecial = new QPopupMenu(fContextMenu);
555	fContextMenu->insertItem("S&pecial",mSpecial);
556
557	QPopupMenu *mTransparency = new QPopupMenu(mSpecial);
558	mSpecial->insertItem("Transparency",mTransparency);
559
560	QAction *transparencyOn = new QAction("&On",CTRL+Key_O,mTransparency);
561	QAction *transparencyOff = new QAction("&Off",CTRL+Key_F,mTransparency);
562	transparencyOn->addTo(mTransparency);
563	transparencyOff->addTo(mTransparency);
564
565	#else
566	// === Special Menu ===
567	QMenu *mSpecial = fContextMenu->addMenu("S&pecial");
568	QMenu *mTransparency = mSpecial->addMenu("Transparency");
569	QAction *transparencyOn = mTransparency->addAction("On");
570	QAction *transparencyOff = mTransparency->addAction("Off");
571	#endif
572
573	if (transparency_enabled == false) {
574	createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),2);
575	} else if (transparency_enabled == true) {
576	createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),1);
577	} else {
578	mSpecial->clear();
579	}
580
581
582	#if QT_VERSION < 0x040000
583	QPopupMenu *mAntialiasing = new QPopupMenu(mSpecial);
584	mSpecial->insertItem("Antialiasing",mAntialiasing);
585
586	QAction *antialiasingOn = new QAction("&On",CTRL+Key_O,mAntialiasing);
587	QAction *antialiasingOff = new QAction("&Off",CTRL+Key_F,mAntialiasing);
588	antialiasingOn->addTo(mAntialiasing);
589	antialiasingOff->addTo(mAntialiasing);
590
591	#else
592	QMenu *mAntialiasing = mSpecial->addMenu("Antialiasing");
593	QAction *antialiasingOn = mAntialiasing->addAction("On");
594	QAction *antialiasingOff = mAntialiasing->addAction("Off");
595	#endif
596
597	if (antialiasing_enabled == false) {
598	createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),2);
599	} else if (antialiasing_enabled == true) {
600	createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),1);
601	} else {
602	mAntialiasing->clear();
603	}
604
605	#if QT_VERSION < 0x040000
606	QPopupMenu *mHaloing = new QPopupMenu(mSpecial);
607	mSpecial->insertItem("Haloing",mHaloing);
608
609	QAction *haloingOn = new QAction("&On",CTRL+Key_O,mHaloing);
610	QAction *haloingOff = new QAction("&Off",CTRL+Key_F,mHaloing);
611	haloingOn->addTo(mHaloing);
612	haloingOff->addTo(mHaloing);
613	#else
614	QMenu *mHaloing = mSpecial->addMenu("Haloing");
615	QAction *haloingOn = mHaloing->addAction("On");
616	QAction *haloingOff = mHaloing->addAction("Off");
617	#endif
618	if (haloing_enabled == false) {
619	createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),2);
620	} else if (haloing_enabled == true) {
621	createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),1);
622	} else {
623	mHaloing->clear();
624	}
625
626	#if QT_VERSION < 0x040000
627	QPopupMenu *mAux = new QPopupMenu(mSpecial);
628	mSpecial->insertItem("Auxiliairy edges",mAux);
629
630	QAction *auxOn = new QAction("&On",CTRL+Key_O,mAux);
631	QAction *auxOff = new QAction("&Off",CTRL+Key_F,mAux);
632	auxOn->addTo(mAux);
633	auxOff->addTo(mAux);
634
635	#else
636	QMenu *mAux = mSpecial->addMenu("Auxiliary edges");
637	QAction *auxOn = mAux->addAction("On");
638	QAction *auxOff = mAux->addAction("Off");
639	#endif
640	if (!fVP.IsAuxEdgeVisible()) {
641	createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),1);
642	} else {
643	createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),2);
644	}
645
646
647	#if QT_VERSION < 0x040000
648	QPopupMenu *mFullScreen = new QPopupMenu(mSpecial);
649	mSpecial->insertItem("Full screen",mFullScreen);
650
651	QAction *fullOn = new QAction("&On",CTRL+Key_O,mFullScreen);
652	QAction *fullOff = new QAction("&Off",CTRL+Key_F,mFullScreen);
653	fullOn->addTo(mFullScreen);
654	fullOff->addTo(mFullScreen);
655	#else
656	QMenu *mFullScreen = mSpecial->addMenu("Full screen");
657	QAction *fullOn = mFullScreen->addAction("On");
658	QAction *fullOff = mFullScreen->addAction("Off");
659	#endif
660	createRadioAction(fullOn,fullOff,SLOT(toggleFullScreen(bool)),2);
661
662	}
663
664	void G4OpenGLQtViewer::manageContextMenuEvent(QContextMenuEvent *e)
665	{
666	if (!GLWindow) {
667	G4cerr << "Visualization window not defined, please choose one before" << G4endl;
668	} else {
669
670	if (!fContextMenu)
671	createPopupMenu();
672
673	// launch menu
674	if ( fContextMenu ) {
675	fContextMenu->exec( e->globalPos() );
676	// delete fContextMenu;
677	}
678	}
679	e->accept();
680	}
681
682
683	/**
684	Create a radio button menu. The two menu will be connected. When click on one,
685	eatch state will be invert and callback method will be called.
686	@param action1 first action to connect
687	@param action2 second action to connect
688	@param method callback method
689	@param nCheck: 1 : first action will be set true. 2 : second action will be set true
690	*/
691	#if QT_VERSION < 0x040000
692	void G4OpenGLQtViewer::createRadioAction(QAction action1,QAction action2, const std::string& method,unsigned int nCheck) {
693
694	if (action1->parent()->inherits("QPopupMenu")){
695	((QPopupMenu*)action1->parent())->setCheckable(true);
696	}
697	((QPopupMenu*)action1->parent())->setItemChecked(0,true);
698	((QPopupMenu*)action1->parent())->setItemChecked(1,true);
699
700	if (nCheck ==1)
701	((QPopupMenu*)action1->parent())->setItemChecked(0,true);
702	else
703	((QPopupMenu*)action1->parent())->setItemChecked(1,true);
704
705	//FIXME : Should not work on Qt3
706	QObject ::connect(action1, SIGNAL(activated()),action2, SLOT(toggle()));
707	QObject ::connect(action2, SIGNAL(activated()),action1, SLOT(toggle()));
708
709	QObject ::connect(action1, SIGNAL(toggled(bool)),this, method.c_str());
710	}
711
712	#else
713	void G4OpenGLQtViewer::createRadioAction(QAction action1,QAction action2, const std::string& method,unsigned int nCheck) {
714
715	action1->setCheckable(true);
716	action2->setCheckable(true);
717
718	if (nCheck ==1)
719	action1->setChecked (true);
720	else
721	action2->setChecked (true);
722
723	QObject ::connect(action1, SIGNAL(triggered(bool)),action2, SLOT(toggle()));
724	QObject ::connect(action2, SIGNAL(triggered(bool)),action1, SLOT(toggle()));
725
726	QObject ::connect(action1, SIGNAL(toggled(bool)),this, method.c_str());
727
728	}
729	#endif
730
731	/**
732	Slot activate when drawing->wireframe menu is set
733	*/
734	void G4OpenGLQtViewer::actionDrawingWireframe() {
735	emit toggleDrawingAction(1);
736	}
737
738	/**
739	Slot activate when drawing->line removal menu is set
740	*/
741	void G4OpenGLQtViewer::actionDrawingLineRemoval() {
742	emit toggleDrawingAction(2);
743	}
744
745	/**
746	Slot activate when drawing->surface removal menu is set
747	*/
748	void G4OpenGLQtViewer::actionDrawingSurfaceRemoval() {
749	emit toggleDrawingAction(3);
750	}
751
752	/**
753	Slot activate when drawing->wireframe menu is set
754	*/
755	void G4OpenGLQtViewer::actionDrawingLineSurfaceRemoval() {
756	emit toggleDrawingAction(4);
757	}
758
759
760	/**
761	Slot activated when drawing menu is toggle
762	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
763	KernelVisitDecision () will be call and will set the fNeedKernelVisit
764	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
765	It will cause a redraw of the view
766	@param aAction : 1 wireframe, 2 line removal, 3 surface removal, 4 line & surface removal
767	@see G4OpenGLStoredQtViewer::DrawView
768	@see G4XXXStoredViewer::CompareForKernelVisit
769	*/
770	void G4OpenGLQtViewer::toggleDrawingAction(int aAction) {
771
772	G4ViewParameters::DrawingStyle d_style;
773
774
775	if (aAction ==1) {
776	#if QT_VERSION < 0x040000
777	fDrawingWireframe->setItemChecked (0,true);
778	fDrawingLineRemoval->setItemChecked (0,false);
779	fDrawingSurfaceRemoval->setItemChecked (0,false);
780	fDrawingLineSurfaceRemoval->setItemChecked (0,false);
781	#else
782	fDrawingWireframe->setChecked (true);
783	fDrawingLineRemoval->setChecked (false);
784	fDrawingSurfaceRemoval->setChecked (false);
785	fDrawingLineSurfaceRemoval->setChecked (false);
786	#endif
787
788	d_style = G4ViewParameters::wireframe;
789
790	} else if (aAction ==2) {
791	#if QT_VERSION < 0x040000
792	fDrawingWireframe->setItemChecked (0,false);
793	fDrawingLineRemoval->setItemChecked (0,true);
794	fDrawingSurfaceRemoval->setItemChecked (0,false);
795	fDrawingLineSurfaceRemoval->setItemChecked (0,false);
796	#else
797	fDrawingWireframe->setChecked (false);
798	fDrawingLineRemoval->setChecked (true);
799	fDrawingSurfaceRemoval->setChecked (false);
800	fDrawingLineSurfaceRemoval->setChecked (false);
801	#endif
802
803	d_style = G4ViewParameters::hlr;
804
805	} else if (aAction ==3) {
806	#if QT_VERSION < 0x040000
807	fDrawingWireframe->setItemChecked (0,false);
808	fDrawingLineRemoval->setItemChecked (0,false);
809	fDrawingSurfaceRemoval->setItemChecked (0,true);
810	fDrawingLineSurfaceRemoval->setItemChecked (0,false);
811	#else
812	fDrawingWireframe->setChecked (false);
813	fDrawingLineRemoval->setChecked (false);
814	fDrawingSurfaceRemoval->setChecked (true);
815	fDrawingLineSurfaceRemoval->setChecked (false);
816	#endif
817
818	d_style = G4ViewParameters::hsr;
819
820	} else if (aAction ==4) {
821	#if QT_VERSION < 0x040000
822	fDrawingWireframe->setItemChecked (0,false);
823	fDrawingLineRemoval->setItemChecked (0,false);
824	fDrawingSurfaceRemoval->setItemChecked (0,false);
825	fDrawingLineSurfaceRemoval->setItemChecked (0,true);
826	#else
827	fDrawingWireframe->setChecked (false);
828	fDrawingLineRemoval->setChecked (false);
829	fDrawingSurfaceRemoval->setChecked (false);
830	fDrawingLineSurfaceRemoval->setChecked (true);
831	#endif
832	d_style = G4ViewParameters::hlhsr;
833	}
834	fVP.SetDrawingStyle(d_style);
835
836	updateQWidget();
837	#ifdef GEANT4_QT_DEBUG
838	printf("G4OpenGLQtViewer::toggleDrawingAction\n");
839	#endif
840	}
841
842
843	/**
844	SLOT Activate by a click on the representation menu
845	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
846	KernelVisitDecision () will be call and will set the fNeedKernelVisit
847	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
848	It will cause a redraw of the view
849	@param check : 1 polyhedron, 0 nurbs
850	@see G4OpenGLStoredQtViewer::DrawView
851	@see G4XXXStoredViewer::CompareForKernelVisit
852	*/
853	void G4OpenGLQtViewer::toggleRepresentation(bool check) {
854
855	G4ViewParameters::RepStyle style;
856	if (check == 1) {
857	style = G4ViewParameters::polyhedron;
858	} else {
859	style = G4ViewParameters::nurbs;
860	}
861	fVP.SetRepStyle (style);
862
863	#ifdef GEANT4_QT_DEBUG
864	printf("G4OpenGLQtViewer::toggleRepresentation 3%d\n",check);
865	#endif
866	updateQWidget();
867	#ifdef GEANT4_QT_DEBUG
868	printf("G4OpenGLQtViewer::toggleRepresentation 4%d\n",check);
869	#endif
870	}
871
872	/**
873	SLOT Activate by a click on the background menu
874	@param check : 1 white, 0 black
875	*/
876	void G4OpenGLQtViewer::toggleBackground(bool check) {
877
878	// //I need to revisit the kernel if the background colour changes and
879	// //hidden line removal is enabled, because hlr drawing utilises the
880	// //background colour in its drawing...
881	// // (Note added by JA 13/9/2005) Background now handled in view
882	// // parameters. A kernel visit is triggered on change of background.
883	if (check == 1) {
884	((G4ViewParameters&)this->GetViewParameters()).
885	SetBackgroundColour(G4Colour(1.,1.,1.)); // White
886	} else {
887	((G4ViewParameters&)this->GetViewParameters()).
888	SetBackgroundColour(G4Colour(0.,0.,0.)); // Black
889	}
890	updateQWidget();
891	}
892
893	/**
894	SLOT Activate by a click on the transparency menu
895	@param check : 1 , 0
896	*/
897	void G4OpenGLQtViewer::toggleTransparency(bool check) {
898
899	if (check) {
900	transparency_enabled = false;
901	} else {
902	transparency_enabled = true;
903	}
904	SetNeedKernelVisit (true);
905	updateQWidget();
906	}
907
908	/**
909	SLOT Activate by a click on the antialiasing menu
910	@param check : 1 , 0
911	*/
912	void G4OpenGLQtViewer::toggleAntialiasing(bool check) {
913
914	if (!check) {
915	antialiasing_enabled = false;
916	glDisable (GL_LINE_SMOOTH);
917	glDisable (GL_POLYGON_SMOOTH);
918	} else {
919	antialiasing_enabled = true;
920	glEnable (GL_LINE_SMOOTH);
921	glHint (GL_LINE_SMOOTH_HINT, GL_NICEST);
922	glEnable (GL_POLYGON_SMOOTH);
923	glHint (GL_POLYGON_SMOOTH_HINT, GL_NICEST);
924	}
925
926	updateQWidget();
927	#ifdef GEANT4_QT_DEBUG
928	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
929	#endif
930	}
931
932	/**
933	SLOT Activate by a click on the haloing menu
934	@param check : 1 , 0
935	*/
936	//FIXME : I SEE NOTHING...
937	void G4OpenGLQtViewer::toggleHaloing(bool check) {
938	if (check) {
939	haloing_enabled = false;
940	} else {
941	haloing_enabled = true;
942	}
943
944	updateQWidget();
945
946	#ifdef GEANT4_QT_DEBUG
947	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
948	#endif
949	}
950
951	/**
952	SLOT Activate by a click on the auxiliaire edges menu
953	@param check : 1 , 0
954	*/
955	void G4OpenGLQtViewer::toggleAux(bool check) {
956	if (check) {
957	fVP.SetAuxEdgeVisible(false);
958	} else {
959	fVP.SetAuxEdgeVisible(true);
960	}
961	SetNeedKernelVisit (true);
962	updateQWidget();
963
964	#ifdef GEANT4_QT_DEBUG
965	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
966	#endif
967	}
968
969	/**
970	SLOT Activate by a click on the full screen menu
971	@param check : 1 , 0
972	*/
973	void G4OpenGLQtViewer::toggleFullScreen(bool check) {
974	GLWindow->setWindowState(GLWindow->windowState() ^ Qt::WindowFullScreen);
975
976	#ifdef GEANT4_QT_DEBUG
977	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
978	#endif
979	}
980
981	/**
982	SLOT Activate by a click on the mouse action menu
983	@param check : 1 , 0
984	*/
985	void G4OpenGLQtViewer::toggleMouseAction(bool check) {
986	if (check) { // rotate scene
987	fMouseAction = true;
988	} else { // move scene
989	fMouseAction = false;
990	}
991
992	#ifdef GEANT4_QT_DEBUG
993	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
994	#endif
995	}
996
997
998	void G4OpenGLQtViewer::actionControlPanels() {
999	#ifdef GEANT4_QT_DEBUG
1000	printf("G4OpenGLQtViewer::actionControlPanels \n");
1001	#endif
1002	}
1003
1004	void G4OpenGLQtViewer::actionExitG4() {
1005	#ifdef GEANT4_QT_DEBUG
1006	printf("G4OpenGLQtViewer::actionExitG4() \n");
1007	#endif
1008	}
1009
1010	void G4OpenGLQtViewer::actionCreateEPS() {
1011	QString filters;
1012	#if QT_VERSION < 0x040000
1013	QStrList listFormat=QImageIO::outputFormats();
1014	char *tmp=listFormat.first();
1015	while (tmp!=0) {
1016	filters += QString(tmp) + ";;";
1017	tmp=listFormat.next();
1018	}
1019	#else
1020	QList<QByteArray> formats = QImageWriter::supportedImageFormats ();
1021	for (int i = 0; i < formats.size(); ++i) {
1022	filters +=formats.at(i) + ";;";
1023	}
1024	#endif
1025	filters += "eps;;";
1026	filters += "ps;;";
1027	filters += "pdf";
1028	QString* selectedFilter = new QString();
1029	#if QT_VERSION < 0x040000
1030	QString nomFich = QFileDialog::getSaveFileName ( ".",
1031	filters,
1032	GLWindow,
1033	"Save file dialog",
1034	tr("Save as ..."),
1035	selectedFilter );
1036	#else
1037	QString nomFich = QFileDialog::getSaveFileName ( GLWindow,
1038	tr("Save as ..."),
1039	".",
1040	filters,
1041	selectedFilter );
1042	#endif
1043	// bmp jpg jpeg png ppm xbm xpm
1044	if (nomFich == "") {
1045	return;
1046	}
1047	#if QT_VERSION < 0x040000
1048	nomFich += "."+selectedFilter->lower();
1049	#ifdef GEANT4_QT_DEBUG
1050	printf("G4OpenGLQtViewer::name %s\n",nomFich.ascii());
1051	#endif
1052	#else
1053	nomFich += "."+selectedFilter->toLower();
1054	#ifdef GEANT4_QT_DEBUG
1055	printf("G4OpenGLQtViewer::name %s\n",nomFich.toStdString().c_str());
1056	#endif
1057	#endif
1058	G4OpenGLQtExportDialog* exportDialog= new G4OpenGLQtExportDialog(GLWindow,nomFich,fWindow->height(),fWindow->width());
1059	if( exportDialog->exec()) {
1060
1061	QImage image;
1062	// if ((exportDialog->getWidth() !=fWindow->width()) \|\|
1063	// (exportDialog->getHeight() !=fWindow->height())) {
1064
1065	// rescaleImage(exportDialog->getWidth(),exportDialog->getHeight());// re-scale image
1066	#ifdef GEANT4_QT_DEBUG
1067	printf("rescaling\n");
1068	#endif
1069	QGLWidget* glResized = fWindow;
1070	fWindow->renderPixmap (exportDialog->getWidth()2,exportDialog->getHeight()2 ).save("/Users/laurentgarnier/Desktop/zzz.jpg","jpg");
1071	QPixmap * pixmap = new QPixmap(fWindow->renderPixmap (exportDialog->getWidth(),exportDialog->getHeight() )) ;
1072	// image = pixmap.toImage();
1073	// glResized->resize(exportDialog->getWidth()2,exportDialog->getHeight()2);
1074	#ifdef GEANT4_QT_DEBUG
1075	printf("rescaling after\n");
1076	#endif
1077	// image = glResized->grabFrameBuffer();
1078
1079	// } else {
1080	// image = fWindow->grabFrameBuffer();
1081	// }
1082	// jpeg format
1083	if (nomFich.endsWith(".jpg") \|\|
1084	nomFich.endsWith(".jpeg")) {
1085	// grabFrameBuffer() :: Returns an image of the frame buffer. If withAlpha is true the alpha channel is included.
1086	image.save(nomFich,0,exportDialog->getSliderValue());
1087	#ifdef GEANT4_QT_DEBUG
1088	printf("saving jpeg quality : %d\n",exportDialog->getSliderValue());
1089	#endif
1090	} else if (nomFich.endsWith(".eps")) {
1091	generateEPS(nomFich,exportDialog->getNbColor(),image);
1092	} else if (nomFich.endsWith(".ps") \|\|nomFich.endsWith(".pdf")) {
1093	generatePS_PDF(nomFich,exportDialog->getNbColor(),image);
1094	} else if (nomFich.endsWith(".tif") \|\|
1095	nomFich.endsWith(".tiff") \|\|
1096	nomFich.endsWith(".jpg") \|\|
1097	nomFich.endsWith(".png") \|\|
1098	nomFich.endsWith(".bmp") \|\|
1099	nomFich.endsWith(".xpm")) {
1100	image.save(nomFich,0,exportDialog->getSliderValue());
1101	#ifdef GEANT4_QT_DEBUG
1102	printf("saving ELSE\n");
1103	#endif
1104	} else {
1105	G4cerr << "This version of G4UI Could not generate the selected format" << G4endl;
1106	}
1107
1108	} else { // cancel selected
1109	return;
1110	}
1111
1112	#ifdef GEANT4_QT_DEBUG
1113	printf("G4OpenGLQtViewer::actionCreateEPS() \n");
1114	#endif
1115	}
1116
1117	/*
1118	// 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
1119
1120	void Graph::exportToSVG(const QString& fname)
1121	{
1122	// enable workaround for Qt3 misalignments
1123	QwtPainter::setSVGMode(true);
1124	QPicture picture;
1125	QPainter p(&picture);
1126	d_plot->print(&p, d_plot->rect());
1127	p.end();
1128
1129	picture.save(fname, "svg");
1130	}
1131	*/
1132
1133
1134
1135
1136	/**
1137	Save the current mouse press point
1138	@param p mouse click point
1139	*/
1140	void G4OpenGLQtViewer::G4MousePressEvent(QPoint p)
1141	{
1142	lastPos = p;
1143	}
1144
1145	/**
1146	@param pos_x mouse x position
1147	@param pos_y mouse y position
1148	@param mButtons mouse button active
1149	*/
1150
1151	#if QT_VERSION < 0x040000
1152	void G4OpenGLQtViewer::G4MouseMoveEvent(int pos_x, int pos_y,Qt::ButtonState mButtons)
1153	#else
1154	void G4OpenGLQtViewer::G4MouseMoveEvent(int pos_x, int pos_y,Qt::MouseButtons mButtons)
1155	#endif
1156	{
1157	int dx = pos_x - lastPos.x();
1158	int dy = pos_y - lastPos.y();
1159
1160	if (fMouseAction) { // rotate
1161	if (mButtons & Qt::LeftButton) {
1162	//phi spin stuff here
1163
1164	G4Vector3D vp = fVP.GetViewpointDirection ().unit ();
1165	G4Vector3D up = fVP.GetUpVector ().unit ();
1166
1167	G4Vector3D yprime = (up.cross(vp)).unit();
1168	G4Vector3D zprime = (vp.cross(yprime)).unit();
1169
1170	G4double delta_alpha;
1171	G4double delta_theta;
1172
1173	if (fVP.GetLightsMoveWithCamera()) {
1174	delta_alpha = dy;
1175	delta_theta = -dx;
1176	} else {
1177	delta_alpha = -dy;
1178	delta_theta = dx;
1179	}
1180
1181	delta_alpha *= deg;
1182	delta_theta *= deg;
1183
1184	G4Vector3D new_vp = std::cos(delta_alpha) * vp + std::sin(delta_alpha) * zprime;
1185
1186	G4Vector3D new_up;
1187	if (fVP.GetLightsMoveWithCamera()) {
1188	new_up = (new_vp.cross(yprime)).unit();
1189	fVP.SetUpVector(new_up);
1190	} else {
1191	new_up = up;
1192	}
1193	////////////////
1194	// Rotates by fixed azimuthal angle delta_theta.
1195
1196	G4double cosalpha = new_up.dot (new_vp.unit());
1197	G4double sinalpha = std::sqrt (1. - std::pow (cosalpha, 2));
1198	yprime = (new_up.cross (new_vp.unit())).unit ();
1199	G4Vector3D xprime = yprime.cross (new_up);
1200	// Projection of vp on plane perpendicular to up...
1201	G4Vector3D a1 = sinalpha * xprime;
1202	// Required new projection...
1203	G4Vector3D a2 =
1204	sinalpha * (std::cos (delta_theta) * xprime + std::sin (delta_theta) * yprime);
1205	// Required Increment vector...
1206	G4Vector3D delta = a2 - a1;
1207	// So new viewpoint is...
1208	G4Vector3D viewPoint = new_vp.unit() + delta;
1209
1210	fVP.SetViewAndLights (viewPoint);
1211	updateQWidget();
1212
1213	} else if (mButtons & Qt::RightButton) {
1214	// NEVER DONE BECAUSE OF MOUSE MENU
1215	#ifdef GEANT4_QT_DEBUG
1216	// printf("G4OpenGLQtViewer::mouseMoveEvent Right \n");
1217	#endif
1218	// setXRotation(xRot + dy/2);
1219	// setZRotation(zRot + dx/2);
1220	// updateQWidget();
1221	}
1222	} else { // move
1223
1224	float dx = pos_x - lastPos.x();
1225	float dy = pos_y - lastPos.y();
1226
1227	G4Point3D stp
1228	= GetSceneHandler()->GetScene()->GetStandardTargetPoint();
1229
1230	G4Point3D tp = stp + fVP.GetCurrentTargetPoint ();
1231
1232	const G4Vector3D& upVector = fVP.GetUpVector ();
1233	const G4Vector3D& vpVector = fVP.GetViewpointDirection ();
1234
1235	G4Vector3D unitRight = (upVector.cross (vpVector)).unit();
1236	G4Vector3D unitUp = (vpVector.cross (unitRight)).unit();
1237
1238	tp += -dx * unitRight + dy * unitUp;
1239	fVP.SetCurrentTargetPoint (tp - stp);
1240
1241	updateQWidget();
1242	}
1243	lastPos = QPoint(pos_x, pos_y);
1244	}
1245
1246	void G4OpenGLQtViewer::rescaleImage(
1247	int aWidth
1248	,int aHeight
1249	){
1250	#ifdef GEANT4_QT_DEBUG
1251	printf("should rescale \n");
1252	#endif
1253	}
1254
1255	/**
1256	Generate Postscript form image
1257	@param aFilename : name of file
1258	@param aInColor : numbers of colors : 1->BW 2->RGB 3->RGB+Alpha
1259	@param aImage : Image to print
1260	*/
1261	bool G4OpenGLQtViewer::generateEPS (
1262	QString aFilename
1263	,int aInColor
1264	,QImage aImage
1265	)
1266	{
1267	// FIXME
1268	#ifdef GEANT4_QT_DEBUG
1269	printf("saving EPS\n");
1270	#endif
1271
1272	FILE* fp;
1273
1274	if ((!aImage.isGrayscale ()) &&(aInColor ==1 )) {
1275	#if QT_VERSION < 0x040000
1276	aImage.convertDepth(1,Qt::MonoOnly);
1277	#else
1278	aImage.convertToFormat ( aImage.format(), Qt::MonoOnly);
1279	#endif
1280	}
1281	const uchar * pixels = aImage.bits ();
1282
1283	if (pixels == NULL)
1284	return false;
1285
1286	#if QT_VERSION < 0x040000
1287	fp = fopen (aFilename.ascii(), "w");
1288	#else
1289	fp = fopen (aFilename.toStdString().c_str(), "w");
1290	#endif
1291	if (fp == NULL) {
1292	return false;
1293	}
1294
1295	fprintf (fp, "%%!PS-Adobe-2.0 EPSF-1.2\n");
1296	#if QT_VERSION < 0x040000
1297	fprintf (fp, "%%%%Title: %s\n", aFilename.ascii());
1298	#else
1299	fprintf (fp, "%%%%Title: %s\n", aFilename.toStdString().c_str());
1300	#endif
1301	fprintf (fp, "%%%%Creator: OpenGL pixmap render output\n");
1302	fprintf (fp, "%%%%BoundingBox: 0 0 %d %d\n", aImage.width(), aImage.height());
1303	fprintf (fp, "%%%%EndComments\n");
1304	fprintf (fp, "gsave\n");
1305	fprintf (fp, "/bwproc {\n");
1306	fprintf (fp, " rgbproc\n");
1307	fprintf (fp, " dup length 3 idiv string 0 3 0 \n");
1308	fprintf (fp, " 5 -1 roll {\n");
1309	fprintf (fp, " add 2 1 roll 1 sub dup 0 eq\n");
1310	fprintf (fp, " { pop 3 idiv 3 -1 roll dup 4 -1 roll dup\n");
1311	fprintf (fp, " 3 1 roll 5 -1 roll } put 1 add 3 0 \n");
1312	fprintf (fp, " { 2 1 roll } ifelse\n");
1313	fprintf (fp, " }forall\n");
1314	fprintf (fp, " pop pop pop\n");
1315	fprintf (fp, "} def\n");
1316	fprintf (fp, "systemdict /colorimage known not {\n");
1317	fprintf (fp, " /colorimage {\n");
1318	fprintf (fp, " pop\n");
1319	fprintf (fp, " pop\n");
1320	fprintf (fp, " /rgbproc exch def\n");
1321	fprintf (fp, " { bwproc } image\n");
1322	fprintf (fp, " } def\n");
1323	fprintf (fp, "} if\n");
1324	fprintf (fp, "/picstr %d string def\n", aImage.width() * aInColor);
1325	fprintf (fp, "%d %d scale\n", aImage.width(), aImage.height());
1326	fprintf (fp, "%d %d %d\n", aImage.width(), aImage.height(), 8);
1327	fprintf (fp, "[%d 0 0 %d 0 0]\n", aImage.width(), aImage.height());
1328	fprintf (fp, "{currentfile picstr readhexstring pop}\n");
1329	fprintf (fp, "false %d\n", aInColor);
1330	fprintf (fp, "colorimage\n");
1331
1332
1333	int width = aImage.width();
1334	int height = aImage.height();
1335	int depth = aImage.depth();
1336	int size = width*height;
1337
1338	if (depth == 1)
1339	size = (width+7)/8*height;
1340	else if (aInColor == 1)
1341	size = size*3;
1342
1343	int i = 0;
1344	if (depth == 1) {
1345	// To be implemented
1346	// QImage::Endian bitOrder = aImage.bitOrder();
1347	/* for(int y=0; y < height; y++) {
1348	const uchar * s = aImage.scanLine(y);
1349	for(int x=0; x < width; x++) {
1350	// need to copy bit for bit...
1351	bool b = (bitOrder == QImage::LittleEndian) ?
1352	(*(s + (x >> 3)) >> (x & 7)) & 1 :
1353	(*(s + (x >> 3)) << (x & 7)) & 0x80 ;
1354	if (b)
1355	pixel[i >> 3] ^= (0x80 >> (i & 7));
1356	i++;
1357	}
1358	// we need to align to 8 bit here
1359	i = (i+7) & 0xffffff8;
1360	}
1361	*/
1362	} else if (depth == 8) {
1363	#ifdef GEANT4_QT_DEBUG
1364	printf("has 8 bit\n");
1365	#endif
1366	for(int y=height-1; y >=0 ; y--) {
1367	const uchar * s = aImage.scanLine(y);
1368	for(int x=0; x <width; x++) {
1369	QRgb rgb = aImage.color(s[x]);
1370	if (aInColor == 1) {
1371	fprintf (fp, " %02hx ",(unsigned char)qGray(rgb));
1372	i++;
1373	} else {
1374	fprintf (fp, " %02hx %02hx %02hx",
1375	(unsigned char) qRed(rgb),
1376	(unsigned char) qGreen(rgb),
1377	(unsigned char) qBlue(rgb));
1378	i += 3;
1379	}
1380	}
1381	fprintf (fp, "\n");
1382	}
1383	} else {
1384	#if QT_VERSION < 0x040000
1385	G4cerr << "GenerateEPS:: No alpha channel image with Qt3. This is only supported with Qt4" << G4endl;
1386	#else
1387	bool alpha = aImage.hasAlphaChannel();
1388	#ifdef GEANT4_QT_DEBUG
1389	printf("has else %d alpha %d\n",depth,alpha);
1390	#endif
1391	for(int y=height-1; y >=0 ; y--) {
1392	QRgb * s = (QRgb*)(aImage.scanLine(y));
1393	for(int x=0; x <width; x++) {
1394	QRgb rgb = (*s++);
1395	if (alpha && qAlpha(rgb) < 0x40) // 25% alpha, convert to white -
1396	rgb = qRgb(0xff, 0xff, 0xff);
1397	if (aInColor == 1) {
1398	fprintf (fp, " %02hx ",(unsigned char)qGray(rgb));
1399	i++;
1400	} else {
1401	fprintf (fp, " %02hx %02hx %02hx",
1402	(unsigned char) qRed(rgb),
1403	(unsigned char) qGreen(rgb),
1404	(unsigned char) qBlue(rgb));
1405	i += 3;
1406	}
1407	}
1408	fprintf (fp, "\n");
1409	}
1410	#endif
1411
1412	}
1413
1414	fprintf (fp, "grestore\n");
1415	fprintf (fp, "showpage\n");
1416	fclose (fp);
1417
1418	return true;
1419	}
1420	/**
1421	Generate Postscript or PDF form image
1422	@param aFilename : name of file
1423	@param aInColor : numbers of colors : 1->BW 2->RGB
1424	@param aImage : Image to print
1425	*/
1426	bool G4OpenGLQtViewer::generatePS_PDF (
1427	QString aFilename
1428	,int aInColor
1429	,QImage aImage
1430	)
1431	{
1432	#if QT_VERSION < 0x040000
1433	#ifdef Q_WS_MAC \|\| Q_WS_X11
1434	QPrinter printer;
1435	// printer.setPageSize(pageSize);
1436	if (aInColor == 1) {
1437	printer.setColorMode(QPrinter::GrayScale);
1438	} else {
1439	printer.setColorMode(QPrinter::Color);
1440	}
1441
1442	/* FIXME : I don't know which format it will save...
1443	if (aFilename.endsWith(".ps")) {
1444	printer.setOutputFormat(QPrinter::PostScriptFormat);
1445	} else {
1446	printer.setOutputFormat(QPrinter::PdfFormat);
1447	}
1448	*/
1449	printer.setOutputFileName(aFilename);
1450	// printer.setFullPage ( true);
1451	QPainter paint(&printer);
1452	paint.drawImage (0,0,aImage );
1453	paint.end();
1454	#else
1455	G4cerr << "This fonction is only supported on Mac OsX or X11 with Qt3. Full platform supported with Qt4" << G4endl;
1456	#endif
1457	#else
1458	QPrinter printer;
1459	// printer.setPageSize(pageSize);
1460	if (aInColor == 1) {
1461	printer.setColorMode(QPrinter::GrayScale);
1462	} else {
1463	printer.setColorMode(QPrinter::Color);
1464	}
1465
1466	if (aFilename.endsWith(".ps")) {
1467	#if QT_VERSION > 0x040200
1468	printer.setOutputFormat(QPrinter::PostScriptFormat);
1469	#endif
1470	} else {
1471	#if QT_VERSION > 0x040100
1472	printer.setOutputFormat(QPrinter::PdfFormat);
1473	#endif
1474	}
1475	#if QT_VERSION > 0x040100
1476	printer.setOutputFileName(aFilename);
1477	#endif
1478	// printer.setFullPage ( true);
1479	QPainter paint(&printer);
1480	paint.drawImage (0,0,aImage );
1481	paint.end();
1482	#endif
1483	return true;
1484	}
1485
1486	#endif
1487
1488	/*
1489
1490	void MultiLayer::exportToSVG(const QString& fname)
1491	{
1492	QPicture picture;
1493	QPainter p(&picture);
1494	for (int i=0;i<(int)graphsList->count();i++)
1495	{
1496	Graph gr=(Graph )graphsList->at(i);
1497	Plot myPlot= (Plot )gr->plotWidget();
1498
1499	QPoint pos=gr->pos();
1500
1501	int width=int(myPlot->frameGeometry().width());
1502	int height=int(myPlot->frameGeometry().height());
1503
1504	myPlot->print(&p, QRect(pos,QSize(width,height)));
1505	}
1506
1507	p.end();
1508	picture.save(fname, "svg");
1509	}
1510	*/

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