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source: trunk/geant4/visualization/OpenGL/src/G4OpenGLQtViewer.cc @ 631

Last change on this file since 631 was 631, checked in by garnier, 17 years ago
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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	// theses lines does nothing exept this one "GLWindow = new QDialog(0..."
174	// but if I comment them, it doesn't work...
175	QWidgetList *list = QApplication::allWidgets();
176	QWidgetListIt it( *list ); // iterate over the widgets
177	QWidget * widget;
178	while ( (widget=it.current()) != 0 ) { // for each widget...
179	++it;
180	if ((found== false) && (widget->inherits("QMainWindow"))) {
181	GLWindow = new QDialog(0,0,FALSE,Qt::WStyle_Title \| Qt::WStyle_SysMenu \| Qt::WStyle_MinMax );
182	found = true;
183	}
184	}
185	delete list; // delete the list, not the widgets
186	#else
187	foreach (QWidget *widget, QApplication::allWidgets()) {
188	if ((found== false) && (widget->inherits("QMainWindow"))) {
189	GLWindow = new QDialog(widget,Qt::WindowTitleHint \| Qt::WindowSystemMenuHint \| Qt::WindowMinMaxButtonsHint);
190	found = true;
191	}
192	}
193	#endif
194
195	#if QT_VERSION < 0x040000
196	glWidget->reparent(GLWindow,0,QPoint(0,0));
197	#else
198	glWidget->setParent(GLWindow);
199	#endif
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	#if QT_VERSION < 0x030200
319	QAction *rotate = new QAction("&Rotate scene","&Rotate scene",CTRL+Key_N,mMouseAction);
320	QAction *move = new QAction("&Move scene","&Move scene",CTRL+Key_M,mMouseAction);
321	#else
322	QAction *rotate = new QAction("&Rotate scene",CTRL+Key_N,mMouseAction);
323	QAction *move = new QAction("&Move scene",CTRL+Key_M,mMouseAction);
324	#endif
325	rotate->addTo(mMouseAction);
326	move->addTo(mMouseAction);
327
328	fContextMenu->insertItem( "&Mouse action", mMouseAction);
329
330	#else
331	// === Mouse menu ===
332	QMenu *mMouseAction = fContextMenu->addMenu("&Mouse action");
333
334	QAction *rotate = mMouseAction->addAction("&Rotate scene");
335	QAction *move = mMouseAction->addAction("&Move scene");
336	#endif
337
338	// INIT mMouse
339	createRadioAction(rotate,move,SLOT(toggleMouseAction(bool)),1);
340
341	#if QT_VERSION < 0x040000
342	// === Style Menu ===
343	QPopupMenu *mStyle = new QPopupMenu(fContextMenu);
344
345	QPopupMenu *mRepresentation = new QPopupMenu(fContextMenu);
346
347	#if QT_VERSION < 0x030200
348	QAction *polyhedron = new QAction("&Polyhedron","&Polyhedron",CTRL+Key_P,mRepresentation);
349	QAction *nurbs = new QAction("&NURBS","&NURBS",CTRL+Key_N,mRepresentation);
350	#else
351	QAction *polyhedron = new QAction("&Polyhedron",CTRL+Key_P,mRepresentation);
352	QAction *nurbs = new QAction("&NURBS",CTRL+Key_N,mRepresentation);
353	#endif
354	polyhedron->addTo(mRepresentation);
355	nurbs->addTo(mRepresentation);
356
357	mStyle->insertItem("&Representation",mRepresentation);
358	fContextMenu->insertItem("&Style",mStyle);
359
360	#else
361	// === Style Menu ===
362	QMenu *mStyle = fContextMenu->addMenu("&Style");
363
364	QMenu *mRepresentation = mStyle->addMenu("&Representation");
365	QAction *polyhedron = mRepresentation->addAction("Polyhedron");
366	QAction *nurbs = mRepresentation->addAction("NURBS");
367	#endif
368	// INIT mStyle
369	G4ViewParameters::RepStyle style;
370	style = fVP.GetRepStyle();
371	if (style == G4ViewParameters::polyhedron) {
372	createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),1);
373	} else if (style == G4ViewParameters::nurbs) {
374	createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),2);
375	} else {
376	mRepresentation->clear();
377	}
378
379
380	#if QT_VERSION < 0x040000
381	// === Drawing Menu ===
382	QPopupMenu *mDrawing = new QPopupMenu(fContextMenu);
383	fContextMenu->insertItem("&Drawing",mDrawing);
384
385	fDrawingWireframe = new QPopupMenu(mDrawing);
386	mDrawing->insertItem("&Wireframe",fDrawingWireframe);
387	#ifdef GEANT4_QT_DEBUG
388	printf("G4OpenGLQtViewer:: fDrawingWireframe creation\n");
389	#endif
390
391	mDrawing->setCheckable(true);
392	fDrawingWireframe->setCheckable(true);
393
394	fDrawingLineRemoval = new QPopupMenu(mDrawing);
395	mDrawing->insertItem("&Hidden line removal",fDrawingLineRemoval);
396	fDrawingLineRemoval->setCheckable(true);
397
398	fDrawingSurfaceRemoval = new QPopupMenu(mDrawing);
399	mDrawing->insertItem("&Hidden surface removal",fDrawingSurfaceRemoval);
400	fDrawingSurfaceRemoval->setCheckable(true);
401
402	fDrawingLineSurfaceRemoval = new QPopupMenu(mDrawing);
403	mDrawing->insertItem("&Hidden line and surface removal",fDrawingLineSurfaceRemoval);
404	fDrawingLineSurfaceRemoval->setCheckable(true);
405
406	#else
407	// === Drawing Menu ===
408	QMenu *mDrawing = mStyle->addMenu("&Drawing");
409
410	fDrawingWireframe = mDrawing->addAction("Wireframe");
411	fDrawingWireframe->setCheckable(true);
412
413	fDrawingLineRemoval = mDrawing->addAction("Hidden line removal");
414	fDrawingLineRemoval->setCheckable(true);
415
416	fDrawingSurfaceRemoval = mDrawing->addAction("Hidden Surface removal");
417	fDrawingSurfaceRemoval->setCheckable(true);
418
419	fDrawingLineSurfaceRemoval = mDrawing->addAction("Hidden line and surface removal");
420	fDrawingLineSurfaceRemoval->setCheckable(true);
421	#endif
422	// INIT Drawing
423	G4ViewParameters::DrawingStyle d_style;
424	d_style = fVP.GetDrawingStyle();
425
426	#if QT_VERSION < 0x040000
427	if (d_style == G4ViewParameters::wireframe) {
428	fDrawingWireframe->setItemChecked(0,true);
429	} else if (d_style == G4ViewParameters::hlr) {
430	fDrawingLineRemoval->setItemChecked(0,true);
431	} else if (d_style == G4ViewParameters::hsr) {
432	fDrawingSurfaceRemoval->setItemChecked(0,true);
433	} else if (d_style == G4ViewParameters::hlhsr) {
434	fDrawingLineSurfaceRemoval->setItemChecked(0,true);
435	} else {
436	mDrawing->clear();
437	}
438	#ifdef GEANT4_QT_DEBUG
439	printf("G4OpenGLQtViewer:: fDrawingWireframe 1\n");
440	#endif
441	QObject ::connect(fDrawingWireframe,
442	SIGNAL(activated(int)),
443	this,
444	SLOT(actionDrawingWireframe()));
445	#ifdef GEANT4_QT_DEBUG
446	printf("G4OpenGLQtViewer:: fDrawingWireframe 2\n");
447	#endif
448	QObject ::connect(fDrawingLineRemoval,
449	SIGNAL(activated(int)),
450	this,
451	SLOT(actionDrawingLineRemoval()));
452	QObject ::connect(fDrawingSurfaceRemoval,
453	SIGNAL(activated(int)),
454	this,
455	SLOT(actionDrawingSurfaceRemoval()));
456	QObject ::connect(fDrawingLineSurfaceRemoval,
457	SIGNAL(activated(int)),
458	this,
459	SLOT(actionDrawingLineSurfaceRemoval()));
460	#else
461	if (d_style == G4ViewParameters::wireframe) {
462	fDrawingWireframe->setChecked(true);
463	} else if (d_style == G4ViewParameters::hlr) {
464	fDrawingLineRemoval->setChecked(true);
465	} else if (d_style == G4ViewParameters::hsr) {
466	fDrawingSurfaceRemoval->setChecked(true);
467	} else if (d_style == G4ViewParameters::hlhsr) {
468	fDrawingLineSurfaceRemoval->setChecked(true);
469	} else {
470	mDrawing->clear();
471	}
472	QObject ::connect(fDrawingWireframe,
473	SIGNAL(triggered(bool)),
474	this,
475	SLOT(actionDrawingWireframe()));
476	QObject ::connect(fDrawingLineRemoval,
477	SIGNAL(triggered(bool)),
478	this,
479	SLOT(actionDrawingLineRemoval()));
480	QObject ::connect(fDrawingSurfaceRemoval,
481	SIGNAL(triggered(bool)),
482	this,
483	SLOT(actionDrawingSurfaceRemoval()));
484	QObject ::connect(fDrawingLineSurfaceRemoval,
485	SIGNAL(triggered(bool)),
486	this,
487	SLOT(actionDrawingLineSurfaceRemoval()));
488	#endif
489
490
491
492	#if QT_VERSION < 0x040000
493	QPopupMenu *mBackground = new QPopupMenu(mStyle);
494	mStyle->insertItem("&Background color",mBackground);
495
496	#if QT_VERSION < 0x030200
497	QAction *white = new QAction("&White","&White",CTRL+Key_W,mBackground);
498	QAction *black = new QAction("&Black","&Black",CTRL+Key_B,mBackground);
499	#else
500	QAction *white = new QAction("&White",CTRL+Key_W,mBackground);
501	QAction *black = new QAction("&Black",CTRL+Key_B,mBackground);
502	#endif
503	white->addTo(mBackground);
504	black->addTo(mBackground);
505
506	#else
507	QMenu *mBackground = mStyle->addMenu("&Background color");
508	QAction *white = mBackground->addAction("White");
509	QAction *black = mBackground->addAction("Black");
510
511	#endif
512	if (background.GetRed() == 1. &&
513	background.GetGreen() == 1. &&
514	background.GetBlue() == 1.) {
515	createRadioAction(white,black,SLOT(toggleBackground(bool)),1);
516	} else {
517	createRadioAction(white,black,SLOT(toggleBackground(bool)),2);
518	}
519
520
521	#if QT_VERSION < 0x040000
522	// === Action Menu ===
523	QPopupMenu *mActions = new QPopupMenu(fContextMenu);
524	fContextMenu->insertItem("&Actions",mActions);
525
526	#if QT_VERSION < 0x030200
527	QAction *controlPanels = new QAction("&Control panels","&Control panels",CTRL+Key_C,mActions);
528	QAction *exitG4 = new QAction("&Exit to G4Vis >","&Exit to G4Vis >",CTRL+Key_E,mActions);
529	QAction *createEPS = new QAction("&Save as ...","&Save as ...",CTRL+Key_S,mActions);
530	#else
531	QAction *controlPanels = new QAction("&Control panels",CTRL+Key_C,mActions);
532	QAction *exitG4 = new QAction("&Exit to G4Vis >",CTRL+Key_E,mActions);
533	QAction *createEPS = new QAction("&Save as ...",CTRL+Key_S,mActions);
534	#endif
535	controlPanels->addTo(mActions);
536	exitG4->addTo(mActions);
537	createEPS->addTo(mActions);
538	QObject ::connect(controlPanels,
539	SIGNAL(activated()),
540	this,
541	SLOT(actionControlPanels()));
542	QObject ::connect(exitG4,
543	SIGNAL(activated()),
544	this,
545	SLOT(actionExitG4()));
546	QObject ::connect(createEPS,
547	SIGNAL(activated()),
548	this,
549	SLOT(actionCreateEPS()));
550
551	#else
552	// === Action Menu ===
553	QMenu *mActions = fContextMenu->addMenu("&Actions");
554	QAction *controlPanels = mActions->addAction("Control panels");
555	QAction *exitG4 = mActions->addAction("Exit to G4Vis >");
556	QAction *createEPS = mActions->addAction("Save as ...");
557	QObject ::connect(controlPanels,
558	SIGNAL(triggered()),
559	this,
560	SLOT(actionControlPanels()));
561	QObject ::connect(exitG4,
562	SIGNAL(triggered()),
563	this,
564	SLOT(actionExitG4()));
565	QObject ::connect(createEPS,
566	SIGNAL(triggered()),
567	this,
568	SLOT(actionCreateEPS()));
569	#endif
570
571
572
573	#if QT_VERSION < 0x040000
574	// === Special Menu ===
575	QPopupMenu *mSpecial = new QPopupMenu(fContextMenu);
576	fContextMenu->insertItem("S&pecial",mSpecial);
577
578	QPopupMenu *mTransparency = new QPopupMenu(mSpecial);
579	mSpecial->insertItem("Transparency",mTransparency);
580
581	#if QT_VERSION < 0x030200
582	QAction *transparencyOn = new QAction("&On","&On",CTRL+Key_O,mTransparency);
583	QAction *transparencyOff = new QAction("&Off","&Off",CTRL+Key_F,mTransparency);
584	#else
585	QAction *transparencyOn = new QAction("&On",CTRL+Key_O,mTransparency);
586	QAction *transparencyOff = new QAction("&Off",CTRL+Key_F,mTransparency);
587	#endif
588	transparencyOn->addTo(mTransparency);
589	transparencyOff->addTo(mTransparency);
590
591	#else
592	// === Special Menu ===
593	QMenu *mSpecial = fContextMenu->addMenu("S&pecial");
594	QMenu *mTransparency = mSpecial->addMenu("Transparency");
595	QAction *transparencyOn = mTransparency->addAction("On");
596	QAction *transparencyOff = mTransparency->addAction("Off");
597	#endif
598
599	if (transparency_enabled == false) {
600	createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),2);
601	} else if (transparency_enabled == true) {
602	createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),1);
603	} else {
604	mSpecial->clear();
605	}
606
607
608	#if QT_VERSION < 0x040000
609	QPopupMenu *mAntialiasing = new QPopupMenu(mSpecial);
610	mSpecial->insertItem("Antialiasing",mAntialiasing);
611
612	#if QT_VERSION < 0x030200
613	QAction *antialiasingOn = new QAction("&On","&On",CTRL+Key_O,mAntialiasing);
614	QAction *antialiasingOff = new QAction("&Off","&Off",CTRL+Key_F,mAntialiasing);
615	#else
616	QAction *antialiasingOn = new QAction("&On",CTRL+Key_O,mAntialiasing);
617	QAction *antialiasingOff = new QAction("&Off",CTRL+Key_F,mAntialiasing);
618	#endif
619	antialiasingOn->addTo(mAntialiasing);
620	antialiasingOff->addTo(mAntialiasing);
621
622	#else
623	QMenu *mAntialiasing = mSpecial->addMenu("Antialiasing");
624	QAction *antialiasingOn = mAntialiasing->addAction("On");
625	QAction *antialiasingOff = mAntialiasing->addAction("Off");
626	#endif
627
628	if (antialiasing_enabled == false) {
629	createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),2);
630	} else if (antialiasing_enabled == true) {
631	createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),1);
632	} else {
633	mAntialiasing->clear();
634	}
635
636	#if QT_VERSION < 0x040000
637	QPopupMenu *mHaloing = new QPopupMenu(mSpecial);
638	mSpecial->insertItem("Haloing",mHaloing);
639
640	#if QT_VERSION < 0x030200
641	QAction *haloingOn = new QAction("&On","&On",CTRL+Key_O,mHaloing);
642	QAction *haloingOff = new QAction("&Off","&Off",CTRL+Key_F,mHaloing);
643	#else
644	QAction *haloingOn = new QAction("&On",CTRL+Key_O,mHaloing);
645	QAction *haloingOff = new QAction("&Off",CTRL+Key_F,mHaloing);
646	#endif
647	haloingOn->addTo(mHaloing);
648	haloingOff->addTo(mHaloing);
649	#else
650	QMenu *mHaloing = mSpecial->addMenu("Haloing");
651	QAction *haloingOn = mHaloing->addAction("On");
652	QAction *haloingOff = mHaloing->addAction("Off");
653	#endif
654	if (haloing_enabled == false) {
655	createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),2);
656	} else if (haloing_enabled == true) {
657	createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),1);
658	} else {
659	mHaloing->clear();
660	}
661
662	#if QT_VERSION < 0x040000
663	QPopupMenu *mAux = new QPopupMenu(mSpecial);
664	mSpecial->insertItem("Auxiliairy edges",mAux);
665
666	#if QT_VERSION < 0x030200
667	QAction *auxOn = new QAction("&On","&On",CTRL+Key_O,mAux);
668	QAction *auxOff = new QAction("&Off","&Off",CTRL+Key_F,mAux);
669	#else
670	QAction *auxOn = new QAction("&On",CTRL+Key_O,mAux);
671	QAction *auxOff = new QAction("&Off",CTRL+Key_F,mAux);
672	#endif
673	auxOn->addTo(mAux);
674	auxOff->addTo(mAux);
675
676	#else
677	QMenu *mAux = mSpecial->addMenu("Auxiliary edges");
678	QAction *auxOn = mAux->addAction("On");
679	QAction *auxOff = mAux->addAction("Off");
680	#endif
681	if (!fVP.IsAuxEdgeVisible()) {
682	createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),1);
683	} else {
684	createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),2);
685	}
686
687
688	#if QT_VERSION >= 0x030200
689	#if QT_VERSION < 0x040000
690	QPopupMenu *mFullScreen = new QPopupMenu(mSpecial);
691	mSpecial->insertItem("Full screen",mFullScreen);
692
693	QAction *fullOn = new QAction("&On",CTRL+Key_O,mFullScreen);
694	QAction *fullOff = new QAction("&Off",CTRL+Key_F,mFullScreen);
695	fullOn->addTo(mFullScreen);
696	fullOff->addTo(mFullScreen);
697	#else
698	QMenu *mFullScreen = mSpecial->addMenu("Full screen");
699	QAction *fullOn = mFullScreen->addAction("On");
700	QAction *fullOff = mFullScreen->addAction("Off");
701	#endif
702	createRadioAction(fullOn,fullOff,SLOT(toggleFullScreen(bool)),2);
703	#endif
704
705	}
706
707	void G4OpenGLQtViewer::manageContextMenuEvent(QContextMenuEvent *e)
708	{
709	if (!GLWindow) {
710	G4cerr << "Visualization window not defined, please choose one before" << G4endl;
711	} else {
712
713	if (!fContextMenu)
714	createPopupMenu();
715
716	// launch menu
717	if ( fContextMenu ) {
718	fContextMenu->exec( e->globalPos() );
719	// delete fContextMenu;
720	}
721	}
722	e->accept();
723	}
724
725
726	/**
727	Create a radio button menu. The two menu will be connected. When click on one,
728	eatch state will be invert and callback method will be called.
729	@param action1 first action to connect
730	@param action2 second action to connect
731	@param method callback method
732	@param nCheck: 1 : first action will be set true. 2 : second action will be set true
733	*/
734	#if QT_VERSION < 0x040000
735	void G4OpenGLQtViewer::createRadioAction(QAction action1,QAction action2, const std::string& method,unsigned int nCheck) {
736
737	if (action1->parent()->inherits("QPopupMenu")){
738	((QPopupMenu*)action1->parent())->setCheckable(true);
739	}
740	((QPopupMenu*)action1->parent())->setItemChecked(0,true);
741	((QPopupMenu*)action1->parent())->setItemChecked(1,true);
742
743	if (nCheck ==1)
744	((QPopupMenu*)action1->parent())->setItemChecked(0,true);
745	else
746	((QPopupMenu*)action1->parent())->setItemChecked(1,true);
747
748	//FIXME : Should not work on Qt3
749	QObject ::connect(action1, SIGNAL(activated()),action2, SLOT(toggle()));
750	QObject ::connect(action2, SIGNAL(activated()),action1, SLOT(toggle()));
751
752	QObject ::connect(action1, SIGNAL(toggled(bool)),this, method.c_str());
753	}
754
755	#else
756	void G4OpenGLQtViewer::createRadioAction(QAction action1,QAction action2, const std::string& method,unsigned int nCheck) {
757
758	action1->setCheckable(true);
759	action2->setCheckable(true);
760
761	if (nCheck ==1)
762	action1->setChecked (true);
763	else
764	action2->setChecked (true);
765
766	QObject ::connect(action1, SIGNAL(triggered(bool)),action2, SLOT(toggle()));
767	QObject ::connect(action2, SIGNAL(triggered(bool)),action1, SLOT(toggle()));
768
769	QObject ::connect(action1, SIGNAL(toggled(bool)),this, method.c_str());
770
771	}
772	#endif
773
774	/**
775	Slot activate when drawing->wireframe menu is set
776	*/
777	void G4OpenGLQtViewer::actionDrawingWireframe() {
778	emit toggleDrawingAction(1);
779	}
780
781	/**
782	Slot activate when drawing->line removal menu is set
783	*/
784	void G4OpenGLQtViewer::actionDrawingLineRemoval() {
785	emit toggleDrawingAction(2);
786	}
787
788	/**
789	Slot activate when drawing->surface removal menu is set
790	*/
791	void G4OpenGLQtViewer::actionDrawingSurfaceRemoval() {
792	emit toggleDrawingAction(3);
793	}
794
795	/**
796	Slot activate when drawing->wireframe menu is set
797	*/
798	void G4OpenGLQtViewer::actionDrawingLineSurfaceRemoval() {
799	emit toggleDrawingAction(4);
800	}
801
802
803	/**
804	Slot activated when drawing menu is toggle
805	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
806	KernelVisitDecision () will be call and will set the fNeedKernelVisit
807	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
808	It will cause a redraw of the view
809	@param aAction : 1 wireframe, 2 line removal, 3 surface removal, 4 line & surface removal
810	@see G4OpenGLStoredQtViewer::DrawView
811	@see G4XXXStoredViewer::CompareForKernelVisit
812	*/
813	void G4OpenGLQtViewer::toggleDrawingAction(int aAction) {
814
815	G4ViewParameters::DrawingStyle d_style;
816
817
818	if (aAction ==1) {
819	#if QT_VERSION < 0x040000
820	fDrawingWireframe->setItemChecked (0,true);
821	fDrawingLineRemoval->setItemChecked (0,false);
822	fDrawingSurfaceRemoval->setItemChecked (0,false);
823	fDrawingLineSurfaceRemoval->setItemChecked (0,false);
824	#else
825	fDrawingWireframe->setChecked (true);
826	fDrawingLineRemoval->setChecked (false);
827	fDrawingSurfaceRemoval->setChecked (false);
828	fDrawingLineSurfaceRemoval->setChecked (false);
829	#endif
830
831	d_style = G4ViewParameters::wireframe;
832
833	} else if (aAction ==2) {
834	#if QT_VERSION < 0x040000
835	fDrawingWireframe->setItemChecked (0,false);
836	fDrawingLineRemoval->setItemChecked (0,true);
837	fDrawingSurfaceRemoval->setItemChecked (0,false);
838	fDrawingLineSurfaceRemoval->setItemChecked (0,false);
839	#else
840	fDrawingWireframe->setChecked (false);
841	fDrawingLineRemoval->setChecked (true);
842	fDrawingSurfaceRemoval->setChecked (false);
843	fDrawingLineSurfaceRemoval->setChecked (false);
844	#endif
845
846	d_style = G4ViewParameters::hlr;
847
848	} else if (aAction ==3) {
849	#if QT_VERSION < 0x040000
850	fDrawingWireframe->setItemChecked (0,false);
851	fDrawingLineRemoval->setItemChecked (0,false);
852	fDrawingSurfaceRemoval->setItemChecked (0,true);
853	fDrawingLineSurfaceRemoval->setItemChecked (0,false);
854	#else
855	fDrawingWireframe->setChecked (false);
856	fDrawingLineRemoval->setChecked (false);
857	fDrawingSurfaceRemoval->setChecked (true);
858	fDrawingLineSurfaceRemoval->setChecked (false);
859	#endif
860
861	d_style = G4ViewParameters::hsr;
862
863	} else if (aAction ==4) {
864	#if QT_VERSION < 0x040000
865	fDrawingWireframe->setItemChecked (0,false);
866	fDrawingLineRemoval->setItemChecked (0,false);
867	fDrawingSurfaceRemoval->setItemChecked (0,false);
868	fDrawingLineSurfaceRemoval->setItemChecked (0,true);
869	#else
870	fDrawingWireframe->setChecked (false);
871	fDrawingLineRemoval->setChecked (false);
872	fDrawingSurfaceRemoval->setChecked (false);
873	fDrawingLineSurfaceRemoval->setChecked (true);
874	#endif
875	d_style = G4ViewParameters::hlhsr;
876	}
877	fVP.SetDrawingStyle(d_style);
878
879	updateQWidget();
880	#ifdef GEANT4_QT_DEBUG
881	printf("G4OpenGLQtViewer::toggleDrawingAction\n");
882	#endif
883	}
884
885
886	/**
887	SLOT Activate by a click on the representation menu
888	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
889	KernelVisitDecision () will be call and will set the fNeedKernelVisit
890	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
891	It will cause a redraw of the view
892	@param check : 1 polyhedron, 0 nurbs
893	@see G4OpenGLStoredQtViewer::DrawView
894	@see G4XXXStoredViewer::CompareForKernelVisit
895	*/
896	void G4OpenGLQtViewer::toggleRepresentation(bool check) {
897
898	G4ViewParameters::RepStyle style;
899	if (check == 1) {
900	style = G4ViewParameters::polyhedron;
901	} else {
902	style = G4ViewParameters::nurbs;
903	}
904	fVP.SetRepStyle (style);
905
906	#ifdef GEANT4_QT_DEBUG
907	printf("G4OpenGLQtViewer::toggleRepresentation 3%d\n",check);
908	#endif
909	updateQWidget();
910	#ifdef GEANT4_QT_DEBUG
911	printf("G4OpenGLQtViewer::toggleRepresentation 4%d\n",check);
912	#endif
913	}
914
915	/**
916	SLOT Activate by a click on the background menu
917	@param check : 1 white, 0 black
918	*/
919	void G4OpenGLQtViewer::toggleBackground(bool check) {
920
921	// //I need to revisit the kernel if the background colour changes and
922	// //hidden line removal is enabled, because hlr drawing utilises the
923	// //background colour in its drawing...
924	// // (Note added by JA 13/9/2005) Background now handled in view
925	// // parameters. A kernel visit is triggered on change of background.
926	if (check == 1) {
927	((G4ViewParameters&)this->GetViewParameters()).
928	SetBackgroundColour(G4Colour(1.,1.,1.)); // White
929	} else {
930	((G4ViewParameters&)this->GetViewParameters()).
931	SetBackgroundColour(G4Colour(0.,0.,0.)); // Black
932	}
933	updateQWidget();
934	}
935
936	/**
937	SLOT Activate by a click on the transparency menu
938	@param check : 1 , 0
939	*/
940	void G4OpenGLQtViewer::toggleTransparency(bool check) {
941
942	if (check) {
943	transparency_enabled = false;
944	} else {
945	transparency_enabled = true;
946	}
947	SetNeedKernelVisit (true);
948	updateQWidget();
949	}
950
951	/**
952	SLOT Activate by a click on the antialiasing menu
953	@param check : 1 , 0
954	*/
955	void G4OpenGLQtViewer::toggleAntialiasing(bool check) {
956
957	if (!check) {
958	antialiasing_enabled = false;
959	glDisable (GL_LINE_SMOOTH);
960	glDisable (GL_POLYGON_SMOOTH);
961	} else {
962	antialiasing_enabled = true;
963	glEnable (GL_LINE_SMOOTH);
964	glHint (GL_LINE_SMOOTH_HINT, GL_NICEST);
965	glEnable (GL_POLYGON_SMOOTH);
966	glHint (GL_POLYGON_SMOOTH_HINT, GL_NICEST);
967	}
968
969	updateQWidget();
970	#ifdef GEANT4_QT_DEBUG
971	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
972	#endif
973	}
974
975	/**
976	SLOT Activate by a click on the haloing menu
977	@param check : 1 , 0
978	*/
979	//FIXME : I SEE NOTHING...
980	void G4OpenGLQtViewer::toggleHaloing(bool check) {
981	if (check) {
982	haloing_enabled = false;
983	} else {
984	haloing_enabled = true;
985	}
986
987	updateQWidget();
988
989	#ifdef GEANT4_QT_DEBUG
990	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
991	#endif
992	}
993
994	/**
995	SLOT Activate by a click on the auxiliaire edges menu
996	@param check : 1 , 0
997	*/
998	void G4OpenGLQtViewer::toggleAux(bool check) {
999	if (check) {
1000	fVP.SetAuxEdgeVisible(false);
1001	} else {
1002	fVP.SetAuxEdgeVisible(true);
1003	}
1004	SetNeedKernelVisit (true);
1005	updateQWidget();
1006
1007	#ifdef GEANT4_QT_DEBUG
1008	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
1009	#endif
1010	}
1011
1012	/**
1013	SLOT Activate by a click on the full screen menu
1014	@param check : 1 , 0
1015	*/
1016	void G4OpenGLQtViewer::toggleFullScreen(bool check) {
1017	#if QT_VERSION >= 0x030200
1018	GLWindow->setWindowState(GLWindow->windowState() ^ Qt::WindowFullScreen);
1019	#else
1020	G4cerr << "This version of G4UI Could not generate the selected format" << G4endl;
1021	#endif
1022	#ifdef GEANT4_QT_DEBUG
1023	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
1024	#endif
1025	}
1026
1027	/**
1028	SLOT Activate by a click on the mouse action menu
1029	@param check : 1 , 0
1030	*/
1031	void G4OpenGLQtViewer::toggleMouseAction(bool check) {
1032	if (check) { // rotate scene
1033	fMouseAction = true;
1034	} else { // move scene
1035	fMouseAction = false;
1036	}
1037
1038	#ifdef GEANT4_QT_DEBUG
1039	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
1040	#endif
1041	}
1042
1043
1044	void G4OpenGLQtViewer::actionControlPanels() {
1045	#ifdef GEANT4_QT_DEBUG
1046	printf("G4OpenGLQtViewer::actionControlPanels \n");
1047	#endif
1048	}
1049
1050	void G4OpenGLQtViewer::actionExitG4() {
1051	#ifdef GEANT4_QT_DEBUG
1052	printf("G4OpenGLQtViewer::actionExitG4() \n");
1053	#endif
1054	}
1055
1056	void G4OpenGLQtViewer::actionCreateEPS() {
1057	QString filters;
1058	#if QT_VERSION < 0x040000
1059	QStrList listFormat=QImageIO::outputFormats();
1060	char *tmp=listFormat.first();
1061	while (tmp!=0) {
1062	filters += QString(tmp) + ";;";
1063	tmp=listFormat.next();
1064	}
1065	#else
1066	QList<QByteArray> formats = QImageWriter::supportedImageFormats ();
1067	for (int i = 0; i < formats.size(); ++i) {
1068	filters +=formats.at(i) + ";;";
1069	}
1070	#endif
1071	filters += "eps;;";
1072	filters += "ps;;";
1073	filters += "pdf";
1074	QString* selectedFilter = new QString();
1075	#if QT_VERSION < 0x040000
1076	QString nomFich = QFileDialog::getSaveFileName ( ".",
1077	filters,
1078	GLWindow,
1079	"Save file dialog",
1080	tr("Save as ..."),
1081	selectedFilter );
1082	#else
1083	QString nomFich = QFileDialog::getSaveFileName ( GLWindow,
1084	tr("Save as ..."),
1085	".",
1086	filters,
1087	selectedFilter );
1088	#endif
1089	// bmp jpg jpeg png ppm xbm xpm
1090	if (nomFich == "") {
1091	return;
1092	}
1093	#if QT_VERSION < 0x040000
1094	nomFich += "."+selectedFilter->lower();
1095	#ifdef GEANT4_QT_DEBUG
1096	printf("G4OpenGLQtViewer::name %s\n",nomFich.ascii());
1097	#endif
1098	#else
1099	nomFich += "."+selectedFilter->toLower();
1100	#ifdef GEANT4_QT_DEBUG
1101	printf("G4OpenGLQtViewer::name %s\n",nomFich.toStdString().c_str());
1102	#endif
1103	#endif
1104	G4OpenGLQtExportDialog* exportDialog= new G4OpenGLQtExportDialog(GLWindow,nomFich,fWindow->height(),fWindow->width());
1105	if( exportDialog->exec()) {
1106
1107	QImage image;
1108	// if ((exportDialog->getWidth() !=fWindow->width()) \|\|
1109	// (exportDialog->getHeight() !=fWindow->height())) {
1110
1111	// rescaleImage(exportDialog->getWidth(),exportDialog->getHeight());// re-scale image
1112	#ifdef GEANT4_QT_DEBUG
1113	printf("rescaling\n");
1114	#endif
1115	QGLWidget* glResized = fWindow;
1116	fWindow->renderPixmap (exportDialog->getWidth()2,exportDialog->getHeight()2 ).save("/Users/laurentgarnier/Desktop/zzz.jpg","jpg");
1117	QPixmap * pixmap = new QPixmap(fWindow->renderPixmap (exportDialog->getWidth(),exportDialog->getHeight() )) ;
1118	// image = pixmap.toImage();
1119	// glResized->resize(exportDialog->getWidth()2,exportDialog->getHeight()2);
1120	#ifdef GEANT4_QT_DEBUG
1121	printf("rescaling after\n");
1122	#endif
1123	// image = glResized->grabFrameBuffer();
1124
1125	// } else {
1126	// image = fWindow->grabFrameBuffer();
1127	// }
1128	// jpeg format
1129	if (nomFich.endsWith(".jpg") \|\|
1130	nomFich.endsWith(".jpeg")) {
1131	// grabFrameBuffer() :: Returns an image of the frame buffer. If withAlpha is true the alpha channel is included.
1132	image.save(nomFich,0,exportDialog->getSliderValue());
1133	#ifdef GEANT4_QT_DEBUG
1134	printf("saving jpeg quality : %d\n",exportDialog->getSliderValue());
1135	#endif
1136	} else if (nomFich.endsWith(".eps")) {
1137	generateEPS(nomFich,exportDialog->getNbColor(),image);
1138	} else if (nomFich.endsWith(".ps") \|\|nomFich.endsWith(".pdf")) {
1139	generatePS_PDF(nomFich,exportDialog->getNbColor(),image);
1140	} else if (nomFich.endsWith(".tif") \|\|
1141	nomFich.endsWith(".tiff") \|\|
1142	nomFich.endsWith(".jpg") \|\|
1143	nomFich.endsWith(".png") \|\|
1144	nomFich.endsWith(".bmp") \|\|
1145	nomFich.endsWith(".xpm")) {
1146	image.save(nomFich,0,exportDialog->getSliderValue());
1147	#ifdef GEANT4_QT_DEBUG
1148	printf("saving ELSE\n");
1149	#endif
1150	} else {
1151	G4cerr << "This version of G4UI Could not generate the selected format" << G4endl;
1152	}
1153
1154	} else { // cancel selected
1155	return;
1156	}
1157
1158	#ifdef GEANT4_QT_DEBUG
1159	printf("G4OpenGLQtViewer::actionCreateEPS() \n");
1160	#endif
1161	}
1162
1163	/*
1164	// 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
1165
1166	void Graph::exportToSVG(const QString& fname)
1167	{
1168	// enable workaround for Qt3 misalignments
1169	QwtPainter::setSVGMode(true);
1170	QPicture picture;
1171	QPainter p(&picture);
1172	d_plot->print(&p, d_plot->rect());
1173	p.end();
1174
1175	picture.save(fname, "svg");
1176	}
1177	*/
1178
1179
1180
1181
1182	/**
1183	Save the current mouse press point
1184	@param p mouse click point
1185	*/
1186	void G4OpenGLQtViewer::G4MousePressEvent(QPoint p)
1187	{
1188	lastPos = p;
1189	}
1190
1191	/**
1192	@param pos_x mouse x position
1193	@param pos_y mouse y position
1194	@param mButtons mouse button active
1195	*/
1196
1197	#if QT_VERSION < 0x040000
1198	void G4OpenGLQtViewer::G4MouseMoveEvent(int pos_x, int pos_y,Qt::ButtonState mButtons)
1199	#else
1200	void G4OpenGLQtViewer::G4MouseMoveEvent(int pos_x, int pos_y,Qt::MouseButtons mButtons)
1201	#endif
1202	{
1203	int dx = pos_x - lastPos.x();
1204	int dy = pos_y - lastPos.y();
1205
1206	if (fMouseAction) { // rotate
1207	if (mButtons & Qt::LeftButton) {
1208	//phi spin stuff here
1209
1210	G4Vector3D vp = fVP.GetViewpointDirection ().unit ();
1211	G4Vector3D up = fVP.GetUpVector ().unit ();
1212
1213	G4Vector3D yprime = (up.cross(vp)).unit();
1214	G4Vector3D zprime = (vp.cross(yprime)).unit();
1215
1216	G4double delta_alpha;
1217	G4double delta_theta;
1218
1219	if (fVP.GetLightsMoveWithCamera()) {
1220	delta_alpha = dy;
1221	delta_theta = -dx;
1222	} else {
1223	delta_alpha = -dy;
1224	delta_theta = dx;
1225	}
1226
1227	delta_alpha *= deg;
1228	delta_theta *= deg;
1229
1230	G4Vector3D new_vp = std::cos(delta_alpha) * vp + std::sin(delta_alpha) * zprime;
1231
1232	G4Vector3D new_up;
1233	if (fVP.GetLightsMoveWithCamera()) {
1234	new_up = (new_vp.cross(yprime)).unit();
1235	fVP.SetUpVector(new_up);
1236	} else {
1237	new_up = up;
1238	}
1239	////////////////
1240	// Rotates by fixed azimuthal angle delta_theta.
1241
1242	G4double cosalpha = new_up.dot (new_vp.unit());
1243	G4double sinalpha = std::sqrt (1. - std::pow (cosalpha, 2));
1244	yprime = (new_up.cross (new_vp.unit())).unit ();
1245	G4Vector3D xprime = yprime.cross (new_up);
1246	// Projection of vp on plane perpendicular to up...
1247	G4Vector3D a1 = sinalpha * xprime;
1248	// Required new projection...
1249	G4Vector3D a2 =
1250	sinalpha * (std::cos (delta_theta) * xprime + std::sin (delta_theta) * yprime);
1251	// Required Increment vector...
1252	G4Vector3D delta = a2 - a1;
1253	// So new viewpoint is...
1254	G4Vector3D viewPoint = new_vp.unit() + delta;
1255
1256	fVP.SetViewAndLights (viewPoint);
1257	updateQWidget();
1258
1259	} else if (mButtons & Qt::RightButton) {
1260	// NEVER DONE BECAUSE OF MOUSE MENU
1261	#ifdef GEANT4_QT_DEBUG
1262	// printf("G4OpenGLQtViewer::mouseMoveEvent Right \n");
1263	#endif
1264	// setXRotation(xRot + dy/2);
1265	// setZRotation(zRot + dx/2);
1266	// updateQWidget();
1267	}
1268	} else { // move
1269
1270	float dx = pos_x - lastPos.x();
1271	float dy = pos_y - lastPos.y();
1272
1273	G4Point3D stp
1274	= GetSceneHandler()->GetScene()->GetStandardTargetPoint();
1275
1276	G4Point3D tp = stp + fVP.GetCurrentTargetPoint ();
1277
1278	const G4Vector3D& upVector = fVP.GetUpVector ();
1279	const G4Vector3D& vpVector = fVP.GetViewpointDirection ();
1280
1281	G4Vector3D unitRight = (upVector.cross (vpVector)).unit();
1282	G4Vector3D unitUp = (vpVector.cross (unitRight)).unit();
1283
1284	tp += -dx * unitRight + dy * unitUp;
1285	fVP.SetCurrentTargetPoint (tp - stp);
1286
1287	updateQWidget();
1288	}
1289	lastPos = QPoint(pos_x, pos_y);
1290	}
1291
1292	void G4OpenGLQtViewer::rescaleImage(
1293	int aWidth
1294	,int aHeight
1295	){
1296	#ifdef GEANT4_QT_DEBUG
1297	printf("should rescale \n");
1298	#endif
1299	}
1300
1301	/**
1302	Generate Postscript form image
1303	@param aFilename : name of file
1304	@param aInColor : numbers of colors : 1->BW 2->RGB 3->RGB+Alpha
1305	@param aImage : Image to print
1306	*/
1307	bool G4OpenGLQtViewer::generateEPS (
1308	QString aFilename
1309	,int aInColor
1310	,QImage aImage
1311	)
1312	{
1313	// FIXME
1314	#ifdef GEANT4_QT_DEBUG
1315	printf("saving EPS\n");
1316	#endif
1317
1318	FILE* fp;
1319
1320	if ((!aImage.isGrayscale ()) &&(aInColor ==1 )) {
1321	#if QT_VERSION < 0x040000
1322	aImage.convertDepth(1,Qt::MonoOnly);
1323	#else
1324	aImage.convertToFormat ( aImage.format(), Qt::MonoOnly);
1325	#endif
1326	}
1327	const uchar * pixels = aImage.bits ();
1328
1329	if (pixels == NULL)
1330	return false;
1331
1332	#if QT_VERSION < 0x040000
1333	fp = fopen (aFilename.ascii(), "w");
1334	#else
1335	fp = fopen (aFilename.toStdString().c_str(), "w");
1336	#endif
1337	if (fp == NULL) {
1338	return false;
1339	}
1340
1341	fprintf (fp, "%%!PS-Adobe-2.0 EPSF-1.2\n");
1342	#if QT_VERSION < 0x040000
1343	fprintf (fp, "%%%%Title: %s\n", aFilename.ascii());
1344	#else
1345	fprintf (fp, "%%%%Title: %s\n", aFilename.toStdString().c_str());
1346	#endif
1347	fprintf (fp, "%%%%Creator: OpenGL pixmap render output\n");
1348	fprintf (fp, "%%%%BoundingBox: 0 0 %d %d\n", aImage.width(), aImage.height());
1349	fprintf (fp, "%%%%EndComments\n");
1350	fprintf (fp, "gsave\n");
1351	fprintf (fp, "/bwproc {\n");
1352	fprintf (fp, " rgbproc\n");
1353	fprintf (fp, " dup length 3 idiv string 0 3 0 \n");
1354	fprintf (fp, " 5 -1 roll {\n");
1355	fprintf (fp, " add 2 1 roll 1 sub dup 0 eq\n");
1356	fprintf (fp, " { pop 3 idiv 3 -1 roll dup 4 -1 roll dup\n");
1357	fprintf (fp, " 3 1 roll 5 -1 roll } put 1 add 3 0 \n");
1358	fprintf (fp, " { 2 1 roll } ifelse\n");
1359	fprintf (fp, " }forall\n");
1360	fprintf (fp, " pop pop pop\n");
1361	fprintf (fp, "} def\n");
1362	fprintf (fp, "systemdict /colorimage known not {\n");
1363	fprintf (fp, " /colorimage {\n");
1364	fprintf (fp, " pop\n");
1365	fprintf (fp, " pop\n");
1366	fprintf (fp, " /rgbproc exch def\n");
1367	fprintf (fp, " { bwproc } image\n");
1368	fprintf (fp, " } def\n");
1369	fprintf (fp, "} if\n");
1370	fprintf (fp, "/picstr %d string def\n", aImage.width() * aInColor);
1371	fprintf (fp, "%d %d scale\n", aImage.width(), aImage.height());
1372	fprintf (fp, "%d %d %d\n", aImage.width(), aImage.height(), 8);
1373	fprintf (fp, "[%d 0 0 %d 0 0]\n", aImage.width(), aImage.height());
1374	fprintf (fp, "{currentfile picstr readhexstring pop}\n");
1375	fprintf (fp, "false %d\n", aInColor);
1376	fprintf (fp, "colorimage\n");
1377
1378
1379	int width = aImage.width();
1380	int height = aImage.height();
1381	int depth = aImage.depth();
1382	int size = width*height;
1383
1384	if (depth == 1)
1385	size = (width+7)/8*height;
1386	else if (aInColor == 1)
1387	size = size*3;
1388
1389	int i = 0;
1390	if (depth == 1) {
1391	// To be implemented
1392	// QImage::Endian bitOrder = aImage.bitOrder();
1393	/* for(int y=0; y < height; y++) {
1394	const uchar * s = aImage.scanLine(y);
1395	for(int x=0; x < width; x++) {
1396	// need to copy bit for bit...
1397	bool b = (bitOrder == QImage::LittleEndian) ?
1398	(*(s + (x >> 3)) >> (x & 7)) & 1 :
1399	(*(s + (x >> 3)) << (x & 7)) & 0x80 ;
1400	if (b)
1401	pixel[i >> 3] ^= (0x80 >> (i & 7));
1402	i++;
1403	}
1404	// we need to align to 8 bit here
1405	i = (i+7) & 0xffffff8;
1406	}
1407	*/
1408	} else if (depth == 8) {
1409	#ifdef GEANT4_QT_DEBUG
1410	printf("has 8 bit\n");
1411	#endif
1412	for(int y=height-1; y >=0 ; y--) {
1413	const uchar * s = aImage.scanLine(y);
1414	for(int x=0; x <width; x++) {
1415	QRgb rgb = aImage.color(s[x]);
1416	if (aInColor == 1) {
1417	fprintf (fp, " %02hx ",(unsigned char)qGray(rgb));
1418	i++;
1419	} else {
1420	fprintf (fp, " %02hx %02hx %02hx",
1421	(unsigned char) qRed(rgb),
1422	(unsigned char) qGreen(rgb),
1423	(unsigned char) qBlue(rgb));
1424	i += 3;
1425	}
1426	}
1427	fprintf (fp, "\n");
1428	}
1429	} else {
1430	#if QT_VERSION < 0x040000
1431	G4cerr << "GenerateEPS:: No alpha channel image with Qt3. This is only supported with Qt4" << G4endl;
1432	#else
1433	bool alpha = aImage.hasAlphaChannel();
1434	#ifdef GEANT4_QT_DEBUG
1435	printf("has else %d alpha %d\n",depth,alpha);
1436	#endif
1437	for(int y=height-1; y >=0 ; y--) {
1438	QRgb * s = (QRgb*)(aImage.scanLine(y));
1439	for(int x=0; x <width; x++) {
1440	QRgb rgb = (*s++);
1441	if (alpha && qAlpha(rgb) < 0x40) // 25% alpha, convert to white -
1442	rgb = qRgb(0xff, 0xff, 0xff);
1443	if (aInColor == 1) {
1444	fprintf (fp, " %02hx ",(unsigned char)qGray(rgb));
1445	i++;
1446	} else {
1447	fprintf (fp, " %02hx %02hx %02hx",
1448	(unsigned char) qRed(rgb),
1449	(unsigned char) qGreen(rgb),
1450	(unsigned char) qBlue(rgb));
1451	i += 3;
1452	}
1453	}
1454	fprintf (fp, "\n");
1455	}
1456	#endif
1457
1458	}
1459
1460	fprintf (fp, "grestore\n");
1461	fprintf (fp, "showpage\n");
1462	fclose (fp);
1463
1464	return true;
1465	}
1466	/**
1467	Generate Postscript or PDF form image
1468	@param aFilename : name of file
1469	@param aInColor : numbers of colors : 1->BW 2->RGB
1470	@param aImage : Image to print
1471	*/
1472	bool G4OpenGLQtViewer::generatePS_PDF (
1473	QString aFilename
1474	,int aInColor
1475	,QImage aImage
1476	)
1477	{
1478	#if QT_VERSION < 0x040000
1479	#ifdef Q_WS_MAC \|\| Q_WS_X11
1480	QPrinter printer;
1481	// printer.setPageSize(pageSize);
1482	if (aInColor == 1) {
1483	printer.setColorMode(QPrinter::GrayScale);
1484	} else {
1485	printer.setColorMode(QPrinter::Color);
1486	}
1487
1488	/* FIXME : I don't know which format it will save...
1489	if (aFilename.endsWith(".ps")) {
1490	printer.setOutputFormat(QPrinter::PostScriptFormat);
1491	} else {
1492	printer.setOutputFormat(QPrinter::PdfFormat);
1493	}
1494	*/
1495	printer.setOutputFileName(aFilename);
1496	// printer.setFullPage ( true);
1497	QPainter paint(&printer);
1498	paint.drawImage (0,0,aImage );
1499	paint.end();
1500	#else
1501	G4cerr << "This fonction is only supported on Mac OsX or X11 with Qt3. Full platform supported with Qt4" << G4endl;
1502	#endif
1503	#else
1504	QPrinter printer;
1505	// printer.setPageSize(pageSize);
1506	if (aInColor == 1) {
1507	printer.setColorMode(QPrinter::GrayScale);
1508	} else {
1509	printer.setColorMode(QPrinter::Color);
1510	}
1511
1512	if (aFilename.endsWith(".ps")) {
1513	#if QT_VERSION > 0x040200
1514	printer.setOutputFormat(QPrinter::PostScriptFormat);
1515	#endif
1516	} else {
1517	#if QT_VERSION > 0x040100
1518	printer.setOutputFormat(QPrinter::PdfFormat);
1519	#endif
1520	}
1521	#if QT_VERSION > 0x040100
1522	printer.setOutputFileName(aFilename);
1523	#endif
1524	// printer.setFullPage ( true);
1525	QPainter paint(&printer);
1526	paint.drawImage (0,0,aImage );
1527	paint.end();
1528	#endif
1529	return true;
1530	}
1531
1532	#endif
1533
1534	/*
1535
1536	void MultiLayer::exportToSVG(const QString& fname)
1537	{
1538	QPicture picture;
1539	QPainter p(&picture);
1540	for (int i=0;i<(int)graphsList->count();i++)
1541	{
1542	Graph gr=(Graph )graphsList->at(i);
1543	Plot myPlot= (Plot )gr->plotWidget();
1544
1545	QPoint pos=gr->pos();
1546
1547	int width=int(myPlot->frameGeometry().width());
1548	int height=int(myPlot->frameGeometry().height());
1549
1550	myPlot->print(&p, QRect(pos,QSize(width,height)));
1551	}
1552
1553	p.end();
1554	picture.save(fname, "svg");
1555	}
1556	*/

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