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source: trunk/geant4/visualization/OpenGL/src/G4OpenGLQtViewer.cc @ 588

Last change on this file since 588 was 588, checked in by garnier, 17 years ago
r617@mac-90108: laurentgarnier \| 2007-09-26 18:41:06 +0200 eps ok
Property svn:mime-type set to `text/cpp`
File size: 32.1 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 1.17 2006/06/29 21:19:36 gunter Exp $
28	// GEANT4 tag $Name: geant4-08-01-patch-01 $
29	//
30	//
31	// G4OpenGLQtViewer : Class to provide Qt specific
32	// functionality for OpenGL in GEANT4
33	//
34	// 27/06/2003 : G.Barrand : implementation (at last !).
35
36	#ifdef G4VIS_BUILD_OPENGLQT_DRIVER
37
38	#include "G4OpenGLQtViewer.hh"
39
40	#include "G4ios.hh"
41	#include "G4VisExtent.hh"
42	#include "G4LogicalVolume.hh"
43	#include "G4VSolid.hh"
44	#include "G4Point3D.hh"
45	#include "G4Normal3D.hh"
46	#include "G4Scene.hh"
47	#include "G4OpenGLQtExportDialog.hh"
48
49	#include "G4Qt.hh"
50	#include "G4UIsession.hh"
51	#include "G4UImanager.hh"
52	#include <QtGui/qboxlayout.h>
53	#include <QtGui/qdialog.h>
54	#include <QtGui/qmenu.h>
55	#include <QImageWriter>
56	#include <QMessageBox>
57	#include <QFileDialog.h>
58	#include <QPrinter.h>
59	#include <QPainter.h>
60
61	//////////////////////////////////////////////////////////////////////////////
62	/**
63	Implementation of virtual method of G4VViewer
64	*/
65	void G4OpenGLQtViewer::SetView (
66	)
67	//////////////////////////////////////////////////////////////////////////////
68	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
69	{
70	printf("G4OpenGLQtViewer::SetView ++++++++++++++++++++\n");
71	// if(!fHDC) return;
72	// if(!fHGLRC) return;
73	// ::wglMakeCurrent(fHDC,fHGLRC);
74	// fWindow->makeCurrent();
75	G4OpenGLViewer::SetView ();
76	printf("G4OpenGLQtViewer::SetView --------------------\n");
77	}
78
79
80
81	//////////////////////////////////////////////////////////////////////////////
82	/**
83	Implementation of virtual method of G4VViewer
84	*/
85	void G4OpenGLQtViewer::ShowView (
86	)
87	//////////////////////////////////////////////////////////////////////////////
88	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
89	{
90	printf("G4OpenGLQtViewer::ShowView +++++++++++++++++++++\n");
91	glFlush ();
92	if (!GLWindow) {
93	G4cerr << "Visualization window not defined, please choose one before" << G4endl;
94	} else {
95	GLWindow->activateWindow();
96	printf("G4OpenGLQtViewer::ShowView -----------------------\n");
97	}
98	// // Empty the Windows message queue :
99	// MSG event;
100	// while ( ::PeekMessage(&event, NULL, 0, 0, PM_REMOVE) ) {
101	// ::TranslateMessage(&event);
102	// ::DispatchMessage (&event);
103	// }
104	}
105
106
107
108	//////////////////////////////////////////////////////////////////////////////
109	void G4OpenGLQtViewer::CreateGLQtContext (
110	)
111	//////////////////////////////////////////////////////////////////////////////
112	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
113	{
114	printf("G4OpenGLQtViewer::CreateGLQtContext \n");
115	}
116
117
118	//////////////////////////////////////////////////////////////////////////////
119	void G4OpenGLQtViewer::CreateMainWindow (
120	QGLWidget* glWidget
121	)
122	//////////////////////////////////////////////////////////////////////////////
123	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
124	{
125
126	if(fWindow) return; //Done.
127	printf("G4OpenGLQtViewer::CreateMainWindow glWidget\n");
128
129	// launch Qt if not
130	G4Qt* interactorManager = G4Qt::getInstance ();
131	// G4UImanager* UI = G4UImanager::GetUIpointer();
132
133	fWindow = glWidget ;
134	// fWindow->makeCurrent();
135
136	// create window
137	if (((QApplication*)interactorManager->GetMainInteractor())) {
138	// look for the main window
139	bool found = false;
140	foreach (QWidget *widget, QApplication::allWidgets()) {
141	if ((found== false) && (widget->inherits("QMainWindow"))) {
142	printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist\n");
143	GLWindow = new QDialog(widget,Qt::WindowTitleHint \| Qt::WindowSystemMenuHint \| Qt::WindowMinMaxButtonsHint);
144	found = true;
145	}
146	}
147	if (found==false) {
148	printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist, but not found\n");
149	GLWindow = new QDialog();
150	}
151	} else {
152	printf("G4OpenGLQtViewer::CreateMainWindow case Qapp exist\n");
153	GLWindow = new QDialog();
154	}
155
156	QHBoxLayout *mainLayout = new QHBoxLayout;
157
158	mainLayout->addWidget(fWindow);
159	GLWindow->setLayout(mainLayout);
160	GLWindow->setWindowTitle("QGl Viewer");
161	GLWindow->resize(300, 300);
162	GLWindow->move(900,300);
163	GLWindow->show();
164
165	// delete the pointer if close this
166	// GLWindow->setAttribute(Qt::WA_DeleteOnClose);
167
168	QObject ::connect(GLWindow,
169	SIGNAL(rejected()),
170	this,
171	SLOT(dialogClosed()));
172
173	WinSize_x = 400;
174	WinSize_y = 400;
175	if (WinSize_x < fVP.GetWindowSizeHintX ())
176	WinSize_x = fVP.GetWindowSizeHintX ();
177	if (WinSize_y < fVP.GetWindowSizeHintY ())
178	WinSize_y = fVP.GetWindowSizeHintY ();
179
180	if(!fWindow) return;
181	printf("G4OpenGLQtViewer::CreateMainWindow glWidget END\n");
182
183	if (!fContextMenu)
184	createPopupMenu();
185
186	}
187
188	/** Close the dialog and set the pointer to NULL
189	*/
190	void G4OpenGLQtViewer::dialogClosed() {
191	GLWindow = NULL;
192	}
193
194
195	//////////////////////////////////////////////////////////////////////////////
196	G4OpenGLQtViewer::G4OpenGLQtViewer (
197	G4OpenGLSceneHandler& scene
198	)
199	:G4VViewer (scene, -1)
200	,G4OpenGLViewer (scene)
201	,fWindow(0)
202	,fContextMenu(0)
203	,fMouseAction(true)
204	{
205	printf("G4OpenGLQtViewer::G4OpenGLQtViewer \n");
206	}
207
208	//////////////////////////////////////////////////////////////////////////////
209	G4OpenGLQtViewer::~G4OpenGLQtViewer (
210	)
211	//////////////////////////////////////////////////////////////////////////////
212	//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!//
213	{
214	printf("G4OpenGLQtViewer::~G4OpenGLQtViewer \n");
215	delete fContextMenu;
216	}
217
218
219	/**
220	Create a popup menu for the widget. This menu is activated by right-mouse click
221	*/
222	void G4OpenGLQtViewer::createPopupMenu() {
223
224	fContextMenu = new QMenu("All");
225
226	QMenu *mMouseAction = fContextMenu->addMenu("&Mouse action");
227	QAction *rotate = mMouseAction->addAction("&Rotate scene");
228	QAction *move = mMouseAction->addAction("&Move scene");
229	// INIT mMouse
230	createRadioAction(rotate,move,SLOT(toggleMouseAction(bool)),1);
231
232	//Style Menu
233	QMenu *mStyle = fContextMenu->addMenu("&Style");
234
235	QMenu *mRepresentation = mStyle->addMenu("&Representation");
236	QAction *polyhedron = mRepresentation->addAction("Polyhedron");
237	QAction *nurbs = mRepresentation->addAction("NURBS");
238	// INIT mStyle
239	G4ViewParameters::RepStyle style;
240	style = fVP.GetRepStyle();
241	if (style == G4ViewParameters::polyhedron) {
242	createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),1);
243	} else if (style == G4ViewParameters::nurbs) {
244	createRadioAction(polyhedron,nurbs,SLOT(toggleRepresentation(bool)),2);
245	} else {
246	mRepresentation->clear();
247	}
248
249
250	QMenu *mDrawing = mStyle->addMenu("&Drawing");
251	fDrawingWireframe = mDrawing->addAction("Wireframe");
252	fDrawingWireframe->setCheckable(true);
253	fDrawingWireframe->setChecked(true);
254	fDrawingLineRemoval = mDrawing->addAction("Hidden line removal");
255	fDrawingLineRemoval->setCheckable(true);
256	fDrawingSurfaceRemoval = mDrawing->addAction("Hidden Surface removal");
257	fDrawingSurfaceRemoval->setCheckable(true);
258	fDrawingLineSurfaceRemoval = mDrawing->addAction("Hidden line and surface removal");
259	fDrawingLineSurfaceRemoval->setCheckable(true);
260	// INIT Drawing
261	G4ViewParameters::DrawingStyle d_style;
262	d_style = fVP.GetDrawingStyle();
263
264	fDrawingWireframe->setCheckable(true);
265	fDrawingLineRemoval->setCheckable(true);
266	fDrawingSurfaceRemoval->setCheckable(true);
267	fDrawingLineSurfaceRemoval->setCheckable(true);
268
269	if (d_style == G4ViewParameters::wireframe) {
270	fDrawingWireframe->setChecked(true);
271	} else if (d_style == G4ViewParameters::hlr) {
272	fDrawingLineRemoval->setChecked(true);
273	} else if (d_style == G4ViewParameters::hsr) {
274	fDrawingSurfaceRemoval->setChecked(true);
275	} else if (d_style == G4ViewParameters::hlhsr) {
276	fDrawingLineSurfaceRemoval->setChecked(true);
277	} else {
278	mDrawing->clear();
279	}
280
281	QObject ::connect(fDrawingWireframe,
282	SIGNAL(triggered(bool)),
283	this,
284	SLOT(actionDrawingWireframe()));
285	QObject ::connect(fDrawingLineRemoval,
286	SIGNAL(triggered(bool)),
287	this,
288	SLOT(actionDrawingLineRemoval()));
289	QObject ::connect(fDrawingSurfaceRemoval,
290	SIGNAL(triggered(bool)),
291	this,
292	SLOT(actionDrawingSurfaceRemoval()));
293	QObject ::connect(fDrawingLineSurfaceRemoval,
294	SIGNAL(triggered(bool)),
295	this,
296	SLOT(actionDrawingLineSurfaceRemoval()));
297
298
299	QMenu *mBackground = mStyle->addMenu("&Background color");
300	QAction *white = mBackground->addAction("White");
301	QAction *black = mBackground->addAction("Black");
302	if (background.GetRed() == 1. &&
303	background.GetGreen() == 1. &&
304	background.GetBlue() == 1.) {
305	createRadioAction(white,black,SLOT(toggleBackground(bool)),1);
306	} else {
307	createRadioAction(white,black,SLOT(toggleBackground(bool)),2);
308	}
309
310
311	// Action Menu
312	QMenu *mActions = fContextMenu->addMenu("&Actions");
313	QAction *controlPanels = mActions->addAction("Control panels");
314	QAction *exitG4 = mActions->addAction("Exit to G4Vis >");
315	QAction *createEPS = mActions->addAction("Save as ...");
316	QObject ::connect(controlPanels,
317	SIGNAL(triggered()),
318	this,
319	SLOT(actionControlPanels()));
320	QObject ::connect(exitG4,
321	SIGNAL(triggered()),
322	this,
323	SLOT(actionExitG4()));
324	QObject ::connect(createEPS,
325	SIGNAL(triggered()),
326	this,
327	SLOT(actionCreateEPS()));
328
329
330	// Special Menu
331	QMenu *mSpecial = fContextMenu->addMenu("S&pecial");
332	QMenu *transparency = mSpecial->addMenu("Transparency");
333	QAction *transparencyOn = transparency->addAction("On");
334	QAction *transparencyOff = transparency->addAction("Off");
335	if (transparency_enabled == false) {
336	createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),2);
337	} else if (transparency_enabled == true) {
338	createRadioAction(transparencyOn,transparencyOff,SLOT(toggleTransparency(bool)),1);
339	} else {
340	mSpecial->clear();
341	}
342
343
344	QMenu *mAntialiasing = mSpecial->addMenu("Antialiasing");
345	QAction *antialiasingOn = mAntialiasing->addAction("On");
346	QAction *antialiasingOff = mAntialiasing->addAction("Off");
347	if (antialiasing_enabled == false) {
348	createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),2);
349	} else if (antialiasing_enabled == true) {
350	createRadioAction(antialiasingOn,antialiasingOff,SLOT(toggleAntialiasing(bool)),1);
351	} else {
352	mAntialiasing->clear();
353	}
354
355	QMenu *mHaloing = mSpecial->addMenu("Haloing");
356	QAction *haloingOn = mHaloing->addAction("On");
357	QAction *haloingOff = mHaloing->addAction("Off");
358	if (haloing_enabled == false) {
359	createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),2);
360	} else if (haloing_enabled == true) {
361	createRadioAction(haloingOn,haloingOff,SLOT(toggleHaloing(bool)),1);
362	} else {
363	mHaloing->clear();
364	}
365
366	QMenu *mAux = mSpecial->addMenu("Auxiliary edges");
367	QAction *auxOn = mAux->addAction("On");
368	QAction *auxOff = mAux->addAction("Off");
369	if (!fVP.IsAuxEdgeVisible()) {
370	createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),1);
371	} else {
372	createRadioAction(auxOn,auxOff,SLOT(toggleAux(bool)),2);
373	}
374
375
376	QMenu *mFullScreen = mSpecial->addMenu("Full screen");
377	QAction *fullOn = mFullScreen->addAction("On");
378	QAction *fullOff = mFullScreen->addAction("Off");
379	createRadioAction(fullOn,fullOff,SLOT(toggleFullScreen(bool)),2);
380
381	}
382
383	void G4OpenGLQtViewer::manageContextMenuEvent(QContextMenuEvent *e)
384	{
385	if (!GLWindow) {
386	G4cerr << "Visualization window not defined, please choose one before" << G4endl;
387	} else {
388
389	if (!fContextMenu)
390	createPopupMenu();
391
392	// launch menu
393	if ( fContextMenu ) {
394	fContextMenu->exec( e->globalPos() );
395	// delete fContextMenu;
396	}
397	}
398	e->accept();
399	}
400
401
402	/**
403	Create a radio button menu. The two menu will be connected. When click on one,
404	eatch state will be invert and callback method will be called.
405	@param action1 first action to connect
406	@param action2 second action to connect
407	@param method callback method
408	@param nCheck: 1 : first action will be set true. 2 : second action will be set true
409	*/
410	void G4OpenGLQtViewer::createRadioAction(QAction action1,QAction action2, const std::string& method,unsigned int nCheck) {
411
412	action1->setCheckable(true);
413	action2->setCheckable(true);
414
415	if (nCheck ==1)
416	action1->setChecked (true);
417	else
418	action2->setChecked (true);
419
420	QObject ::connect(action1, SIGNAL(triggered(bool)),action2, SLOT(toggle()));
421	QObject ::connect(action2, SIGNAL(triggered(bool)),action1, SLOT(toggle()));
422
423	QObject ::connect(action1, SIGNAL(toggled(bool)),this, method.c_str());
424
425	}
426
427	/**
428	Slot activate when drawing->wireframe menu is set
429	*/
430	void G4OpenGLQtViewer::actionDrawingWireframe() {
431	emit toggleDrawingAction(1);
432	}
433
434	/**
435	Slot activate when drawing->line removal menu is set
436	*/
437	void G4OpenGLQtViewer::actionDrawingLineRemoval() {
438	emit toggleDrawingAction(2);
439	}
440
441	/**
442	Slot activate when drawing->surface removal menu is set
443	*/
444	void G4OpenGLQtViewer::actionDrawingSurfaceRemoval() {
445	emit toggleDrawingAction(3);
446	}
447
448	/**
449	Slot activate when drawing->wireframe menu is set
450	*/
451	void G4OpenGLQtViewer::actionDrawingLineSurfaceRemoval() {
452	emit toggleDrawingAction(4);
453	}
454
455
456	/**
457	Slot activated when drawing menu is toggle
458	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
459	KernelVisitDecision () will be call and will set the fNeedKernelVisit
460	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
461	It will cause a redraw of the view
462	@param aAction : 1 wireframe, 2 line removal, 3 surface removal, 4 line & surface removal
463	@see G4OpenGLStoredQtViewer::DrawView
464	@see G4XXXStoredViewer::CompareForKernelVisit
465	*/
466	void G4OpenGLQtViewer::toggleDrawingAction(int aAction) {
467
468	G4ViewParameters::DrawingStyle d_style;
469
470
471	if (aAction ==1) {
472	fDrawingWireframe->setChecked (true);
473	fDrawingLineRemoval->setChecked (false);
474	fDrawingSurfaceRemoval->setChecked (false);
475	fDrawingLineSurfaceRemoval->setChecked (false);
476
477	d_style = G4ViewParameters::wireframe;
478
479	} else if (aAction ==2) {
480	fDrawingWireframe->setChecked (false);
481	fDrawingLineRemoval->setChecked (true);
482	fDrawingSurfaceRemoval->setChecked (false);
483	fDrawingLineSurfaceRemoval->setChecked (false);
484
485	d_style = G4ViewParameters::hlr;
486
487	} else if (aAction ==3) {
488	fDrawingWireframe->setChecked (false);
489	fDrawingLineRemoval->setChecked (false);
490	fDrawingSurfaceRemoval->setChecked (true);
491	fDrawingLineSurfaceRemoval->setChecked (false);
492
493	d_style = G4ViewParameters::hsr;
494
495	} else if (aAction ==4) {
496	fDrawingWireframe->setChecked (false);
497	fDrawingLineRemoval->setChecked (false);
498	fDrawingSurfaceRemoval->setChecked (false);
499	fDrawingLineSurfaceRemoval->setChecked (true);
500
501	d_style = G4ViewParameters::hlhsr;
502	}
503	fVP.SetDrawingStyle(d_style);
504
505	updateQWidget();
506	printf("G4OpenGLQtViewer::toggleDrawingAction\n");
507	}
508
509
510	/**
511	SLOT Activate by a click on the representation menu
512	Warning : When G4OpenGLStoredQtViewer::DrawView() method call,
513	KernelVisitDecision () will be call and will set the fNeedKernelVisit
514	to 1. See G4XXXStoredViewer::CompareForKernelVisit for explanations.
515	It will cause a redraw of the view
516	@param check : 1 polyhedron, 0 nurbs
517	@see G4OpenGLStoredQtViewer::DrawView
518	@see G4XXXStoredViewer::CompareForKernelVisit
519	*/
520	void G4OpenGLQtViewer::toggleRepresentation(bool check) {
521
522	G4ViewParameters::RepStyle style;
523	if (check == 1) {
524	style = G4ViewParameters::polyhedron;
525	} else {
526	style = G4ViewParameters::nurbs;
527	}
528	fVP.SetRepStyle (style);
529
530	printf("G4OpenGLQtViewer::toggleRepresentation 3%d\n",check);
531	updateQWidget();
532	printf("G4OpenGLQtViewer::toggleRepresentation 4%d\n",check);
533	}
534
535	/**
536	SLOT Activate by a click on the background menu
537	@param check : 1 white, 0 black
538	*/
539	void G4OpenGLQtViewer::toggleBackground(bool check) {
540
541	// //I need to revisit the kernel if the background colour changes and
542	// //hidden line removal is enabled, because hlr drawing utilises the
543	// //background colour in its drawing...
544	// // (Note added by JA 13/9/2005) Background now handled in view
545	// // parameters. A kernel visit is triggered on change of background.
546	if (check == 1) {
547	((G4ViewParameters&)this->GetViewParameters()).
548	SetBackgroundColour(G4Colour(1.,1.,1.)); // White
549	} else {
550	((G4ViewParameters&)this->GetViewParameters()).
551	SetBackgroundColour(G4Colour(0.,0.,0.)); // Black
552	}
553	updateQWidget();
554	}
555
556	/**
557	SLOT Activate by a click on the transparency menu
558	@param check : 1 , 0
559	*/
560	void G4OpenGLQtViewer::toggleTransparency(bool check) {
561
562	if (check) {
563	transparency_enabled = false;
564	} else {
565	transparency_enabled = true;
566	}
567	SetNeedKernelVisit (true);
568	updateQWidget();
569	}
570
571	/**
572	SLOT Activate by a click on the antialiasing menu
573	@param check : 1 , 0
574	*/
575	void G4OpenGLQtViewer::toggleAntialiasing(bool check) {
576
577	if (!check) {
578	antialiasing_enabled = false;
579	glDisable (GL_LINE_SMOOTH);
580	glDisable (GL_POLYGON_SMOOTH);
581	} else {
582	antialiasing_enabled = true;
583	glEnable (GL_LINE_SMOOTH);
584	glHint (GL_LINE_SMOOTH_HINT, GL_NICEST);
585	glEnable (GL_POLYGON_SMOOTH);
586	glHint (GL_POLYGON_SMOOTH_HINT, GL_NICEST);
587	}
588
589	updateQWidget();
590	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
591	}
592
593	/**
594	SLOT Activate by a click on the haloing menu
595	@param check : 1 , 0
596	*/
597	//FIXME : I SEE NOTHING...
598	void G4OpenGLQtViewer::toggleHaloing(bool check) {
599	if (check) {
600	haloing_enabled = false;
601	} else {
602	haloing_enabled = true;
603	}
604
605	updateQWidget();
606
607	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
608	}
609
610	/**
611	SLOT Activate by a click on the auxiliaire edges menu
612	@param check : 1 , 0
613	*/
614	void G4OpenGLQtViewer::toggleAux(bool check) {
615	if (check) {
616	fVP.SetAuxEdgeVisible(false);
617	} else {
618	fVP.SetAuxEdgeVisible(true);
619	}
620	SetNeedKernelVisit (true);
621	updateQWidget();
622
623	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
624	}
625
626	/**
627	SLOT Activate by a click on the full screen menu
628	@param check : 1 , 0
629	*/
630	void G4OpenGLQtViewer::toggleFullScreen(bool check) {
631	GLWindow->setWindowState(GLWindow->windowState() ^ Qt::WindowFullScreen);
632
633	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
634	}
635
636	/**
637	SLOT Activate by a click on the mouse action menu
638	@param check : 1 , 0
639	*/
640	void G4OpenGLQtViewer::toggleMouseAction(bool check) {
641	if (check) { // rotate scene
642	fMouseAction = true;
643	} else { // move scene
644	fMouseAction = false;
645	}
646
647	printf("G4OpenGLQtViewer::toggleRepresentation %d\n",check);
648	}
649
650
651	void G4OpenGLQtViewer::actionControlPanels() {
652	printf("G4OpenGLQtViewer::actionControlPanels \n");
653	}
654
655	void G4OpenGLQtViewer::actionExitG4() {
656	printf("G4OpenGLQtViewer::actionExitG4() \n");
657	}
658
659	void G4OpenGLQtViewer::actionCreateEPS() {
660	QString filters;
661	QList<QByteArray> formats = QImageWriter::supportedImageFormats ();
662	for (int i = 0; i < formats.size(); ++i) {
663	filters +=formats.at(i)+";;";
664	// if ((i+1) <formats.size()) {
665	// filters += ";;";
666	// }
667	}
668	filters += "eps;;";
669	filters += "ps;;";
670	filters += "pdf";
671	QString* selectedFilter = new QString();
672	QString nomFich = QFileDialog::getSaveFileName ( GLWindow,
673	tr("Save as ..."),
674	".",
675	filters,
676	selectedFilter );
677	// bmp jpg jpeg png ppm xbm xpm
678	if (nomFich == "") {
679	return;
680	}
681	nomFich += "."+selectedFilter->toLower();
682	printf("G4OpenGLQtViewer::name %s\n",nomFich.toStdString().c_str());
683	G4OpenGLQtExportDialog* exportDialog= new G4OpenGLQtExportDialog(GLWindow,nomFich,fWindow->height(),fWindow->width());
684	if( exportDialog->exec()) {
685
686	printf("rescaling before\n");
687	// QPixmap * pixmap = new QPixmap(fWindow->renderPixmap (exportDialog->getWidth(),exportDialog->getHeight() )) ;
688	QImage image = fWindow->grabFrameBuffer();
689	printf("rescaling after\n");
690
691
692	if ((exportDialog->getWidth() !=fWindow->width()) \|\|
693	(exportDialog->getWidth() !=fWindow->width())) {
694
695	// rescaleImage(exportDialog->getWidth(),exportDialog->getHeight());// re-scale image
696	printf("rescaling\n");
697	}
698
699	// jpeg format
700	if (nomFich.endsWith(".jpg") \|\|
701	nomFich.endsWith(".jpeg")) {
702	// grabFrameBuffer() :: Returns an image of the frame buffer. If withAlpha is true the alpha channel is included.
703	image.save(nomFich,0,exportDialog->getSliderValue());
704	printf("saving jpeg quality : %d\n",exportDialog->getSliderValue());
705	} else if (nomFich.endsWith(".eps")) {
706	generateEPS(nomFich,exportDialog->getNbColor(),image);
707	} else if (nomFich.endsWith(".ps") \|\|nomFich.endsWith(".pdf")) {
708	generatePS_PDF(nomFich,exportDialog->getNbColor(),image);
709	} else if (nomFich.endsWith(".tif") \|\|
710	nomFich.endsWith(".tiff") \|\|
711	nomFich.endsWith(".jpg") \|\|
712	nomFich.endsWith(".png") \|\|
713	nomFich.endsWith(".bmp") \|\|
714	nomFich.endsWith(".xpm")) {
715	image.save(nomFich,0,exportDialog->getSliderValue());
716	printf("saving ELSE\n");
717	} else {
718	G4cerr << "This version of G4UI Could not generate the selected format" << G4endl;
719	}
720
721	} else { // cancel selected
722	return;
723	}
724
725	printf("G4OpenGLQtViewer::actionCreateEPS() \n");
726	}
727
728	/*
729	// 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
730
731	void Graph::exportToSVG(const QString& fname)
732	{
733	// enable workaround for Qt3 misalignments
734	QwtPainter::setSVGMode(true);
735	QPicture picture;
736	QPainter p(&picture);
737	d_plot->print(&p, d_plot->rect());
738	p.end();
739
740	picture.save(fname, "svg");
741	}
742	*/
743
744
745
746
747	/**
748	Save the current mouse press point
749	@param p mouse click point
750	*/
751	void G4OpenGLQtViewer::G4MousePressEvent(QPoint p)
752	{
753	lastPos = p;
754	}
755
756	/**
757	@param pos_x mouse x position
758	@param pos_y mouse y position
759	@param mButtons mouse button active
760	*/
761	void G4OpenGLQtViewer::G4MouseMoveEvent(int pos_x, int pos_y,Qt::MouseButtons mButtons)
762	{
763	int dx = pos_x - lastPos.x();
764	int dy = pos_y - lastPos.y();
765
766	if (fMouseAction) { // rotate
767	if (mButtons & Qt::LeftButton) {
768	//phi spin stuff here
769
770	G4Vector3D vp = fVP.GetViewpointDirection ().unit ();
771	G4Vector3D up = fVP.GetUpVector ().unit ();
772
773	G4Vector3D yprime = (up.cross(vp)).unit();
774	G4Vector3D zprime = (vp.cross(yprime)).unit();
775
776	G4double delta_alpha;
777	G4double delta_theta;
778
779	if (fVP.GetLightsMoveWithCamera()) {
780	delta_alpha = dy;
781	delta_theta = -dx;
782	} else {
783	delta_alpha = -dy;
784	delta_theta = dx;
785	}
786
787	delta_alpha *= deg;
788	delta_theta *= deg;
789
790	G4Vector3D new_vp = std::cos(delta_alpha) * vp + std::sin(delta_alpha) * zprime;
791
792	G4Vector3D new_up;
793	if (fVP.GetLightsMoveWithCamera()) {
794	new_up = (new_vp.cross(yprime)).unit();
795	fVP.SetUpVector(new_up);
796	} else {
797	new_up = up;
798	}
799	////////////////
800	// Rotates by fixed azimuthal angle delta_theta.
801
802	G4double cosalpha = new_up.dot (new_vp.unit());
803	G4double sinalpha = std::sqrt (1. - std::pow (cosalpha, 2));
804	yprime = (new_up.cross (new_vp.unit())).unit ();
805	G4Vector3D xprime = yprime.cross (new_up);
806	// Projection of vp on plane perpendicular to up...
807	G4Vector3D a1 = sinalpha * xprime;
808	// Required new projection...
809	G4Vector3D a2 =
810	sinalpha * (std::cos (delta_theta) * xprime + std::sin (delta_theta) * yprime);
811	// Required Increment vector...
812	G4Vector3D delta = a2 - a1;
813	// So new viewpoint is...
814	G4Vector3D viewPoint = new_vp.unit() + delta;
815
816	fVP.SetViewAndLights (viewPoint);
817	updateQWidget();
818
819	} else if (mButtons & Qt::RightButton) {
820	// NEVER DONE BECAUSE OF MOUSE MENU
821	// printf("G4OpenGLQtViewer::mouseMoveEvent Right \n");
822	// setXRotation(xRot + dy/2);
823	// setZRotation(zRot + dx/2);
824	// updateQWidget();
825	}
826	} else { // move
827
828	float dx = pos_x - lastPos.x();
829	float dy = pos_y - lastPos.y();
830
831	G4Point3D stp
832	= GetSceneHandler()->GetScene()->GetStandardTargetPoint();
833
834	G4Point3D tp = stp + fVP.GetCurrentTargetPoint ();
835
836	const G4Vector3D& upVector = fVP.GetUpVector ();
837	const G4Vector3D& vpVector = fVP.GetViewpointDirection ();
838
839	G4Vector3D unitRight = (upVector.cross (vpVector)).unit();
840	G4Vector3D unitUp = (vpVector.cross (unitRight)).unit();
841
842	tp += -dx * unitRight + dy * unitUp;
843	fVP.SetCurrentTargetPoint (tp - stp);
844
845	updateQWidget();
846	}
847	lastPos = QPoint(pos_x, pos_y);
848	}
849
850	void G4OpenGLQtViewer::rescaleImage(
851	int aWidth
852	,int aHeight
853	){
854	printf("should rescale \n");
855	}
856
857	/**
858	Generate Postscript form image
859	@param aFilename : name of file
860	@param aInColor : numbers of colors : 1->BW 2->RGB 3->RGB+Alpha
861	@param aImage : Image to print
862	*/
863	bool G4OpenGLQtViewer::generateEPS (
864	QString aFilename
865	,int aInColor
866	,QImage aImage
867	)
868	{
869	// FIXME
870	printf("saving EPS\n");
871
872	FILE* fp;
873	aInColor = 3;
874
875	const uchar * pixels = aImage.bits ();
876
877	if (pixels == NULL)
878	return false;
879
880	fp = fopen (aFilename.toStdString().c_str(), "w");
881	if (fp == NULL) {
882	return false;
883	}
884
885	fprintf (fp, "%%!PS-Adobe-2.0 EPSF-1.2\n");
886	fprintf (fp, "%%%%Title: %s\n", aFilename.toStdString().c_str());
887	fprintf (fp, "%%%%Creator: OpenGL pixmap render output\n");
888	fprintf (fp, "%%%%BoundingBox: 0 0 %d %d\n", aImage.width(), aImage.height());
889	fprintf (fp, "%%%%EndComments\n");
890	fprintf (fp, "gsave\n");
891	fprintf (fp, "/bwproc {\n");
892	fprintf (fp, " rgbproc\n");
893	fprintf (fp, " dup length 3 idiv string 0 3 0 \n");
894	fprintf (fp, " 5 -1 roll {\n");
895	fprintf (fp, " add 2 1 roll 1 sub dup 0 eq\n");
896	fprintf (fp, " { pop 3 idiv 3 -1 roll dup 4 -1 roll dup\n");
897	fprintf (fp, " 3 1 roll 5 -1 roll } put 1 add 3 0 \n");
898	fprintf (fp, " { 2 1 roll } ifelse\n");
899	fprintf (fp, " }forall\n");
900	fprintf (fp, " pop pop pop\n");
901	fprintf (fp, "} def\n");
902	fprintf (fp, "systemdict /colorimage known not {\n");
903	fprintf (fp, " /colorimage {\n");
904	fprintf (fp, " pop\n");
905	fprintf (fp, " pop\n");
906	fprintf (fp, " /rgbproc exch def\n");
907	fprintf (fp, " { bwproc } image\n");
908	fprintf (fp, " } def\n");
909	fprintf (fp, "} if\n");
910	fprintf (fp, "/picstr %d string def\n", aImage.width() * aInColor);
911	fprintf (fp, "%d %d scale\n", aImage.width(), aImage.height());
912	fprintf (fp, "%d %d %d\n", aImage.width(), aImage.height(), 8);
913	fprintf (fp, "[%d 0 0 %d 0 0]\n", aImage.width(), aImage.height());
914	fprintf (fp, "{currentfile picstr readhexstring pop}\n");
915	fprintf (fp, "false %d\n", aInColor);
916	fprintf (fp, "colorimage\n");
917
918
919	int width = aImage.width();
920	int height = aImage.height();
921	int depth = aImage.depth();
922	int size = width*height;
923
924	if (depth == 1)
925	size = (width+7)/8*height;
926	else if (aInColor == 1)
927	size = size*3;
928
929	int i = 0;
930	if (depth == 1) {
931	// To be implemented
932	// QImage::Endian bitOrder = aImage.bitOrder();
933	/* for(int y=0; y < height; y++) {
934	const uchar * s = aImage.scanLine(y);
935	for(int x=0; x < width; x++) {
936	// need to copy bit for bit...
937	bool b = (bitOrder == QImage::LittleEndian) ?
938	(*(s + (x >> 3)) >> (x & 7)) & 1 :
939	(*(s + (x >> 3)) << (x & 7)) & 0x80 ;
940	if (b)
941	pixel[i >> 3] ^= (0x80 >> (i & 7));
942	i++;
943	}
944	// we need to align to 8 bit here
945	i = (i+7) & 0xffffff8;
946	}
947	*/
948	} else if (depth == 8) {
949	printf("has 8 bit\n");
950	for(int y=height-1; y >=0 ; y--) {
951	const uchar * s = aImage.scanLine(y);
952	for(int x=0; x <width; x++) {
953	QRgb rgb = aImage.color(s[x]);
954	if (aInColor == 1) {
955	fprintf (fp, " %02hx ",(unsigned char)qGray(rgb));
956	i++;
957	} else {
958	fprintf (fp, " %02hx %02hx %02hx",
959	(unsigned char) qRed(rgb),
960	(unsigned char) qGreen(rgb),
961	(unsigned char) qBlue(rgb));
962	i += 3;
963	}
964	}
965	fprintf (fp, "\n");
966	}
967	} else {
968	bool alpha = aImage.hasAlphaChannel();
969	printf("has else %d alpha %d\n",depth,alpha);
970	for(int y=height-1; y >=0 ; y--) {
971	QRgb * s = (QRgb*)(aImage.scanLine(y));
972	for(int x=0; x <width; x++) {
973	QRgb rgb = (*s++);
974	if (alpha && qAlpha(rgb) < 0x40) // 25% alpha, convert to white -
975	rgb = qRgb(0xff, 0xff, 0xff);
976	if (aInColor == 1) {
977	fprintf (fp, " %02hx ",(unsigned char)qGray(rgb));
978	i++;
979	} else {
980	fprintf (fp, " %02hx %02hx %02hx",
981	(unsigned char) qRed(rgb),
982	(unsigned char) qGreen(rgb),
983	(unsigned char) qBlue(rgb));
984	i += 3;
985	}
986	}
987	fprintf (fp, "\n");
988	}
989	}
990
991	fprintf (fp, "grestore\n");
992	fprintf (fp, "showpage\n");
993	fclose (fp);
994
995	return true;
996	}
997	/**
998	Generate Postscript or PDF form image
999	@param aFilename : name of file
1000	@param aInColor : numbers of colors : 1->BW 2->RGB
1001	@param aImage : Image to print
1002	*/
1003	bool G4OpenGLQtViewer::generatePS_PDF (
1004	QString aFilename
1005	,int aInColor
1006	,QImage aImage
1007	)
1008	{
1009	QPrinter printer;
1010	// printer.setPageSize(pageSize);
1011	if (aInColor == 1) {
1012	printer.setColorMode(QPrinter::GrayScale);
1013	} else {
1014	printer.setColorMode(QPrinter::Color);
1015	}
1016
1017	if (aFilename.endsWith(".ps")) {
1018	printer.setOutputFormat(QPrinter::PostScriptFormat);
1019	} else {
1020	printer.setOutputFormat(QPrinter::PdfFormat);
1021	}
1022	printer.setOutputFileName(aFilename);
1023	// printer.setFullPage ( true);
1024	QPainter paint(&printer);
1025	paint.drawImage (0,0,aImage );
1026	paint.end();
1027	return true;
1028	}
1029
1030	#endif
1031
1032	/*
1033
1034	void MultiLayer::exportToSVG(const QString& fname)
1035	{
1036	QPicture picture;
1037	QPainter p(&picture);
1038	for (int i=0;i<(int)graphsList->count();i++)
1039	{
1040	Graph gr=(Graph )graphsList->at(i);
1041	Plot myPlot= (Plot )gr->plotWidget();
1042
1043	QPoint pos=gr->pos();
1044
1045	int width=int(myPlot->frameGeometry().width());
1046	int height=int(myPlot->frameGeometry().height());
1047
1048	myPlot->print(&p, QRect(pos,QSize(width,height)));
1049	}
1050
1051	p.end();
1052	picture.save(fname, "svg");
1053	}
1054	*/

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