queensgui/src/queensmain.cpp

/***************************************************************************
 *   Copyright (C) 2005 by Torben Nielsen   *
 *   torben@t-hoerup.dk   *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#include <qapplication.h>
#include <qlabel.h>
#include <qlayout.h>
#include <qlistbox.h>
#include <qpopupmenu.h>
#include <qpushbutton.h>
#include <qspinbox.h>
#include <qstring.h>


#include "queensmain.h"
#include "board.h"
#include "queens.h"

#include "solution.h"
#include "solutionmatrix.h"
#include "solutionint.h"

#include "containervector.h"
#include "containerlist.h"
#include "containerhash.h"
#include "containermnvector.h"

#include "config.h"


QueensMain::QueensMain(QWidget *parent, const char *name)
 : QDialog(parent, name)
{
    QVBoxLayout *mainlayout = new QVBoxLayout( this );
     
    m_board = new Board( this );
      
    m_start = new QPushButton("Start", this);
    m_quit = new QPushButton("Quit", this);
    m_stop = new QPushButton("Stop", this);
    m_stop->setEnabled( false );
    
    QHBoxLayout *upperlayout = new QHBoxLayout( mainlayout );
    QVBoxLayout *left = new QVBoxLayout( upperlayout );

    upperlayout->add( m_board );        
    m_list = new QListBox( this );

    m_list->setMinimumWidth( 180 );
    m_sizeSelector = new QSpinBox( this );
    m_status = new QLabel( this );
    
    left->add( m_list );
    left->add( m_sizeSelector );
    
    QHBoxLayout *buttons = new QHBoxLayout( mainlayout );    
    buttons->add( m_start );
    buttons->add( m_stop );
    buttons->add( m_quit );
    
    mainlayout->add( m_status );
    
    m_sizeSelector->setMinValue( MIN_SIZE );
    m_sizeSelector->setMaxValue( MAX_SIZE );
    m_sizeSelector->setValue( 8 );
    m_board->setSize( 8 );
        
        m_storage = StorageMatrix;
    m_sortalgo = SortList;
    m_solutions = NULL;
    m_queens = NULL;
        m_sol = NULL;
    
    connect(m_quit, 
        SIGNAL( clicked() ), 
                qApp, 
                SLOT( quit() ) 
                );
        
    connect(m_sizeSelector, 
        SIGNAL( valueChanged(int) ), 
                this, 
                SLOT( resize(int) ) 
                );
        
    connect(m_start, 
        SIGNAL( clicked() ), 
                this, 
                SLOT( start() ) 
                );
        
    connect(m_stop, 
        SIGNAL( clicked() ), 
                this, 
                SLOT( stop() )
                );
        
    connect(m_list, 
        SIGNAL( selectionChanged() ), 
                this, 
                SLOT( showSolution() ) 
                );
        
    connect( qApp, 
        SIGNAL( lastWindowClosed() ), 
                qApp, 
                SLOT( quit() )
                );
}


QueensMain::~QueensMain()
{
    delete m_board;
        
        if (m_solutions != NULL)
                delete m_solutions;
        if (m_sol != NULL)
                delete m_sol;
}

void QueensMain::start()
{
    m_sizeSelector->setEnabled( false );
    m_start->setEnabled( false );
    m_stop->setEnabled( true );
    m_list->clear();
    m_status->setText( QString("Searching ...") );
    
        m_board->setMatrix(0);
        
    if (m_queens != NULL) {
        m_queens->wait();
        delete m_queens;
                m_queens = 0;
    }    
    
    if (m_solutions != NULL)
         delete m_solutions;
    switch (m_sortalgo) {
            case SortList:
                    m_solutions = new ContainerList(this);
                    break;
            case SortVector:
                    m_solutions = new ContainerVector(this);
                    break;
            case SortHash:
                    m_solutions = new ContainerHash(this);
                    break;
            case SortMNVector:
                    m_solutions = new ContainerMNVector(this);
                    break;
    }
        
        if (m_sol != NULL)
                delete m_sol;
        
        switch(this->m_storage) {
                case StorageInt:
                        m_sol = new SolutionInt(m_sizeSelector->value());
                        break;
                case StorageMatrix:
                        m_sol = new SolutionMatrix(m_sizeSelector->value());
                        break;
        }


    m_elapsed.start();
    m_time.start();
    m_queens = new Queens(this, m_sol, m_solutions, m_sizeSelector->value() ,false);
    m_queens->start();
}

void QueensMain::stop()
{
    m_solutions->halt();
    m_queens->stop();
    m_queens->wait();
        
    int num = m_solutions->numSolutions();
    m_status->setText( QString("Aborted. Found ") + QString::number(num,10).append(" solutions") ); 
    m_list->clear();
    for (int i=1; i<=num; i++)
        m_list->insertItem( QString("Solution no ") + QString::number(i,10), i);
        
    delete m_queens;
    m_queens = NULL;
    
    m_list->setEnabled( true );
    m_sizeSelector->setEnabled( true );
    m_start->setEnabled( true );
    m_stop->setEnabled( false );
}

void QueensMain::foundSolution()
{
        int num = m_solutions->numSolutions();
    if (m_elapsed.elapsed() > 500) 
    {
        m_status->setText( QString("Searching ... found ") + QString::number(num,10).append(" solutions") );
                m_elapsed.restart();
    }
}

void QueensMain::finishedSearch()
{
        uniqueSolutions();
        m_sizeSelector->setEnabled( true );
        m_start->setEnabled( true );
        m_stop->setEnabled( false );
}


void QueensMain::showSolution()
{
        int index = m_list->currentItem();
        Solution* sol = m_solutions->solution( index );
        m_board->setMatrix( sol );
}

void QueensMain::resize(int size)
{
        m_board->setSize( size );
        m_board->repaint( true );
        m_list->clear();
}

QString QueensMain::elapsed()
{
        int time = m_time.elapsed();
        int msec = time % 1000;
        int sec = time / 1000;
        int min = sec / 60;
        sec %= 60;
        QString smsec = (QString::number(msec)).rightJustify(3, '0');
        QString ssec = (QString::number(sec)).rightJustify(2,'0');
        
        QString res;
        if (min!=0)
                res = QString("%1:%2.%3").arg(min).arg(ssec).arg(smsec);
        else
                res = QString("%1.%2").arg(sec).arg(smsec);
        return res;
}

void QueensMain::uniqueSolutions()
{
        m_totalcount = m_solutions->numSolutions();
        m_status->setText( QString("sorting ") + QString::number(m_totalcount,10).append(" solutions...") );
        
        m_elapsed.restart();
        m_solutions->uniqueSolutions();
                
        int uniq = m_solutions->numSolutions();
        
        
        QString msg;
        msg = QString( "Found %1 unique solutions, of %2 total solutions. Time elapsed: %3" ).arg(uniq).arg(m_totalcount).arg( elapsed() );

        m_list->clear();
        for (int i=1; i<=uniq; i++)
                m_list->insertItem( QString("Unique solution no ") + QString::number(i,10), i);
        
        m_status->setText( msg ); 
}

void QueensMain::contextMenuEvent( QContextMenuEvent *event)
{
        QPopupMenu *contextMenu = new QPopupMenu( this );
        contextMenu->setCheckable( true );
        QLabel *sortCaption = new QLabel("<b><i>Container class</i></b>", this);
        sortCaption->setAlignment( Qt::AlignCenter );
        contextMenu->insertItem( sortCaption );

        contextMenu->insertItem("List", this, SLOT( sortList() ), 0, 1);
        contextMenu->insertItem("Vector", this, SLOT( sortVector() ), 0, 2);
        contextMenu->insertItem("Hash", this, SLOT( sortHash() ), 0, 3);
        contextMenu->insertItem("M*N Vector", this, SLOT(sortMNVector()), 0, 4);
        
        QLabel *storageCaption = new QLabel("<b><i>Solution class</i></b>", this);
        storageCaption->setAlignment( Qt::AlignCenter );
        contextMenu->insertItem( storageCaption );
        contextMenu->insertItem("Matrix Solution", this, SLOT( storageMatrix() ), 0, 5);
        contextMenu->insertItem("Int Solution", this, SLOT( storageInt() ), 0, 6);


        switch (m_sortalgo) {
                case SortList:
                        contextMenu->setItemChecked( 1, true);
                        break;
                case SortVector:
                        contextMenu->setItemChecked( 2, true);
                        break;
                case SortHash:
                        contextMenu->setItemChecked( 3, true);
                        break;
                case SortMNVector:
                        contextMenu->setItemChecked( 4, true);
                        break;
        }       
        
        switch (m_storage) {
                case StorageMatrix:
                        contextMenu->setItemChecked(5, true);
                        break;
                case StorageInt:
                        contextMenu->setItemChecked(6, true);
                        break;
        }

        
        contextMenu->exec( event->globalPos() );
        delete contextMenu;
}

void QueensMain::duplicateRemoved()
{
        if (m_elapsed.elapsed() > 500)
        {
                int uniq = m_solutions->getUniqueRemoved(); 
                QString status;
                status = QString ("Sorting %1 solutions. So far identified %2 duplicates").arg(m_totalcount).arg(uniq);
                m_status->setText(status);
                m_elapsed.restart();
        }       
}

void QueensMain::sortList()
{
        m_sortalgo = SortList;
}

void QueensMain::sortVector()
{
        m_sortalgo = SortVector;
}

void QueensMain::sortHash()
{
        m_sortalgo = SortHash;
}

void QueensMain::sortMNVector()
{
        m_sortalgo = SortMNVector;
}

void QueensMain::storageInt()
{
        m_storage = StorageInt;
}

void QueensMain::storageMatrix()
{
        m_storage = StorageMatrix;
}
1	/***************************************************************************
2	* Copyright (C) 2005 by Torben Nielsen *
3	* torben@t-hoerup.dk *
4	* *
5	* This program is free software; you can redistribute it and/or modify *
6	* it under the terms of the GNU General Public License as published by *
7	* the Free Software Foundation; either version 2 of the License, or *
8	* (at your option) any later version. *
9	* *
10	* This program is distributed in the hope that it will be useful, *
11	* but WITHOUT ANY WARRANTY; without even the implied warranty of *
12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13	* GNU General Public License for more details. *
14	* *
15	* You should have received a copy of the GNU General Public License *
16	* along with this program; if not, write to the *
17	* Free Software Foundation, Inc., *
18	* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19	***************************************************************************/
20	#include <qapplication.h>
21	#include <qlabel.h>
22	#include <qlayout.h>
23	#include <qlistbox.h>
24	#include <qpopupmenu.h>
25	#include <qpushbutton.h>
26	#include <qspinbox.h>
27	#include <qstring.h>
28
29
30
31	#include "queensmain.h"
32	#include "board.h"
33	#include "queens.h"
34
35	#include "solution.h"
36	#include "solutionmatrix.h"
37	#include "solutionint.h"
38
39	#include "containervector.h"
40	#include "containerlist.h"
41	#include "containerhash.h"
42	#include "containermnvector.h"
43
44	#include "config.h"
45
46
47
48	QueensMain::QueensMain(QWidget parent, const char name)
49	: QDialog(parent, name)
50	{
51	QVBoxLayout *mainlayout = new QVBoxLayout( this );
52
53	m_board = new Board( this );
54
55	m_start = new QPushButton("Start", this);
56	m_quit = new QPushButton("Quit", this);
57	m_stop = new QPushButton("Stop", this);
58	m_stop->setEnabled( false );
59
60	QHBoxLayout *upperlayout = new QHBoxLayout( mainlayout );
61	QVBoxLayout *left = new QVBoxLayout( upperlayout );
62
63	upperlayout->add( m_board );
64	m_list = new QListBox( this );
65
66	m_list->setMinimumWidth( 180 );
67	m_sizeSelector = new QSpinBox( this );
68	m_status = new QLabel( this );
69
70	left->add( m_list );
71	left->add( m_sizeSelector );
72
73	QHBoxLayout *buttons = new QHBoxLayout( mainlayout );
74	buttons->add( m_start );
75	buttons->add( m_stop );
76	buttons->add( m_quit );
77
78	mainlayout->add( m_status );
79
80	m_sizeSelector->setMinValue( MIN_SIZE );
81	m_sizeSelector->setMaxValue( MAX_SIZE );
82	m_sizeSelector->setValue( 8 );
83	m_board->setSize( 8 );
84
85	m_storage = StorageMatrix;
86	m_sortalgo = SortList;
87	m_solutions = NULL;
88	m_queens = NULL;
89	m_sol = NULL;
90
91	connect(m_quit,
92	SIGNAL( clicked() ),
93	qApp,
94	SLOT( quit() )
95	);
96
97	connect(m_sizeSelector,
98	SIGNAL( valueChanged(int) ),
99	this,
100	SLOT( resize(int) )
101	);
102
103	connect(m_start,
104	SIGNAL( clicked() ),
105	this,
106	SLOT( start() )
107	);
108
109	connect(m_stop,
110	SIGNAL( clicked() ),
111	this,
112	SLOT( stop() )
113	);
114
115	connect(m_list,
116	SIGNAL( selectionChanged() ),
117	this,
118	SLOT( showSolution() )
119	);
120
121	connect( qApp,
122	SIGNAL( lastWindowClosed() ),
123	qApp,
124	SLOT( quit() )
125	);
126	}
127
128
129	QueensMain::~QueensMain()
130	{
131	delete m_board;
132
133	if (m_solutions != NULL)
134	delete m_solutions;
135	if (m_sol != NULL)
136	delete m_sol;
137	}
138
139	void QueensMain::start()
140	{
141	m_sizeSelector->setEnabled( false );
142	m_start->setEnabled( false );
143	m_stop->setEnabled( true );
144	m_list->clear();
145	m_status->setText( QString("Searching ...") );
146
147	m_board->setMatrix(0);
148
149	if (m_queens != NULL) {
150	m_queens->wait();
151	delete m_queens;
152	m_queens = 0;
153	}
154
155	if (m_solutions != NULL)
156	delete m_solutions;
157	switch (m_sortalgo) {
158	case SortList:
159	m_solutions = new ContainerList(this);
160	break;
161	case SortVector:
162	m_solutions = new ContainerVector(this);
163	break;
164	case SortHash:
165	m_solutions = new ContainerHash(this);
166	break;
167	case SortMNVector:
168	m_solutions = new ContainerMNVector(this);
169	break;
170	}
171
172	if (m_sol != NULL)
173	delete m_sol;
174
175	switch(this->m_storage) {
176	case StorageInt:
177	m_sol = new SolutionInt(m_sizeSelector->value());
178	break;
179	case StorageMatrix:
180	m_sol = new SolutionMatrix(m_sizeSelector->value());
181	break;
182	}
183
184
185	m_elapsed.start();
186	m_time.start();
187	m_queens = new Queens(this, m_sol, m_solutions, m_sizeSelector->value() ,false);
188	m_queens->start();
189	}
190
191	void QueensMain::stop()
192	{
193	m_solutions->halt();
194	m_queens->stop();
195	m_queens->wait();
196
197	int num = m_solutions->numSolutions();
198	m_status->setText( QString("Aborted. Found ") + QString::number(num,10).append(" solutions") );
199	m_list->clear();
200	for (int i=1; i<=num; i++)
201	m_list->insertItem( QString("Solution no ") + QString::number(i,10), i);
202
203	delete m_queens;
204	m_queens = NULL;
205
206	m_list->setEnabled( true );
207	m_sizeSelector->setEnabled( true );
208	m_start->setEnabled( true );
209	m_stop->setEnabled( false );
210	}
211
212	void QueensMain::foundSolution()
213	{
214	int num = m_solutions->numSolutions();
215	if (m_elapsed.elapsed() > 500)
216	{
217	m_status->setText( QString("Searching ... found ") + QString::number(num,10).append(" solutions") );
218	m_elapsed.restart();
219	}
220	}
221
222	void QueensMain::finishedSearch()
223	{
224	uniqueSolutions();
225	m_sizeSelector->setEnabled( true );
226	m_start->setEnabled( true );
227	m_stop->setEnabled( false );
228	}
229
230
231	void QueensMain::showSolution()
232	{
233	int index = m_list->currentItem();
234	Solution* sol = m_solutions->solution( index );
235	m_board->setMatrix( sol );
236	}
237
238	void QueensMain::resize(int size)
239	{
240	m_board->setSize( size );
241	m_board->repaint( true );
242	m_list->clear();
243	}
244
245	QString QueensMain::elapsed()
246	{
247	int time = m_time.elapsed();
248	int msec = time % 1000;
249	int sec = time / 1000;
250	int min = sec / 60;
251	sec %= 60;
252	QString smsec = (QString::number(msec)).rightJustify(3, '0');
253	QString ssec = (QString::number(sec)).rightJustify(2,'0');
254
255	QString res;
256	if (min!=0)
257	res = QString("%1:%2.%3").arg(min).arg(ssec).arg(smsec);
258	else
259	res = QString("%1.%2").arg(sec).arg(smsec);
260	return res;
261	}
262
263	void QueensMain::uniqueSolutions()
264	{
265	m_totalcount = m_solutions->numSolutions();
266	m_status->setText( QString("sorting ") + QString::number(m_totalcount,10).append(" solutions...") );
267
268	m_elapsed.restart();
269	m_solutions->uniqueSolutions();
270
271	int uniq = m_solutions->numSolutions();
272
273
274	QString msg;
275	msg = QString( "Found %1 unique solutions, of %2 total solutions. Time elapsed: %3" ).arg(uniq).arg(m_totalcount).arg( elapsed() );
276
277	m_list->clear();
278	for (int i=1; i<=uniq; i++)
279	m_list->insertItem( QString("Unique solution no ") + QString::number(i,10), i);
280
281	m_status->setText( msg );
282	}
283
284	void QueensMain::contextMenuEvent( QContextMenuEvent *event)
285	{
286	QPopupMenu *contextMenu = new QPopupMenu( this );
287	contextMenu->setCheckable( true );
288	QLabel *sortCaption = new QLabel("<b><i>Container class</i></b>", this);
289	sortCaption->setAlignment( Qt::AlignCenter );
290	contextMenu->insertItem( sortCaption );
291
292	contextMenu->insertItem("List", this, SLOT( sortList() ), 0, 1);
293	contextMenu->insertItem("Vector", this, SLOT( sortVector() ), 0, 2);
294	contextMenu->insertItem("Hash", this, SLOT( sortHash() ), 0, 3);
295	contextMenu->insertItem("M*N Vector", this, SLOT(sortMNVector()), 0, 4);
296
297	QLabel *storageCaption = new QLabel("<b><i>Solution class</i></b>", this);
298	storageCaption->setAlignment( Qt::AlignCenter );
299	contextMenu->insertItem( storageCaption );
300	contextMenu->insertItem("Matrix Solution", this, SLOT( storageMatrix() ), 0, 5);
301	contextMenu->insertItem("Int Solution", this, SLOT( storageInt() ), 0, 6);
302
303
304	switch (m_sortalgo) {
305	case SortList:
306	contextMenu->setItemChecked( 1, true);
307	break;
308	case SortVector:
309	contextMenu->setItemChecked( 2, true);
310	break;
311	case SortHash:
312	contextMenu->setItemChecked( 3, true);
313	break;
314	case SortMNVector:
315	contextMenu->setItemChecked( 4, true);
316	break;
317	}
318
319	switch (m_storage) {
320	case StorageMatrix:
321	contextMenu->setItemChecked(5, true);
322	break;
323	case StorageInt:
324	contextMenu->setItemChecked(6, true);
325	break;
326	}
327
328
329	contextMenu->exec( event->globalPos() );
330	delete contextMenu;
331	}
332
333	void QueensMain::duplicateRemoved()
334	{
335	if (m_elapsed.elapsed() > 500)
336	{
337	int uniq = m_solutions->getUniqueRemoved();
338	QString status;
339	status = QString ("Sorting %1 solutions. So far identified %2 duplicates").arg(m_totalcount).arg(uniq);
340	m_status->setText(status);
341	m_elapsed.restart();
342	}
343	}
344
345	void QueensMain::sortList()
346	{
347	m_sortalgo = SortList;
348	}
349
350	void QueensMain::sortVector()
351	{
352	m_sortalgo = SortVector;
353	}
354
355	void QueensMain::sortHash()
356	{
357	m_sortalgo = SortHash;
358	}
359
360	void QueensMain::sortMNVector()
361	{
362	m_sortalgo = SortMNVector;
363	}
364
365	void QueensMain::storageInt()
366	{
367	m_storage = StorageInt;
368	}
369
370	void QueensMain::storageMatrix()
371	{
372	m_storage = StorageMatrix;
373	}