1 /***********************************************************************
2  *
3  * Copyright (C) 2009, 2013, 2014, 2015, 2019 Graeme Gott <graeme@gottcode.org>
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 3 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, see <http://www.gnu.org/licenses/>.
17  *
18  ***********************************************************************/
19 
20 #include "new_game_dialog.h"
21 
22 #include "board.h"
23 #include "locale_dialog.h"
24 #include "pattern.h"
25 #include "wordlist.h"
26 
27 #include <QComboBox>
28 #include <QDialog>
29 #include <QDialogButtonBox>
30 #include <QDir>
31 #include <QFormLayout>
32 #include <QFrame>
33 #include <QGridLayout>
34 #include <QKeyEvent>
35 #include <QSettings>
36 #include <QSpinBox>
37 #include <QToolButton>
38 #include <QVBoxLayout>
39 
40 #include <ctime>
41 #include <random>
42 
NewGameDialog(Board * board,QWidget * parent)43 NewGameDialog::NewGameDialog(Board* board, QWidget* parent)
44 : QDialog(parent, Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowCloseButtonHint), m_board(board) {
45 	setWindowTitle(tr("New Game"));
46 
47 	// Create languages box
48 	m_wordlist = new WordList(this);
49 	m_wordlist->setLanguage(WordList::defaultLanguage());
50 	m_languages_box = new QComboBox(this);
51 	QStringList languages = QDir("connectagram:").entryList(QDir::Dirs | QDir::NoDotAndDotDot);
52 	for (const QString& language : languages) {
53 		m_languages_box->addItem(LocaleDialog::languageName(language), language);
54 	}
55 
56 	// Create word count box
57 	m_word_count_box = new QComboBox(this);
58 	m_word_count_box->addItems(QStringList() << tr("Low") << tr("Medium") << tr("High") << tr("Very High"));
59 
60 	// Create word length box
61 	m_word_length_box = new QComboBox(this);
62 	connect(m_word_length_box, static_cast<void (QComboBox::*)(int)>(&QComboBox::activated), this, &NewGameDialog::lengthSelected);
63 
64 	// Create pattern buttons
65 	QFrame* patterns = new QFrame(this);
66 	QGridLayout* patterns_layout = new QGridLayout(patterns);
67 	patterns->setFrameStyle(QFrame::StyledPanel | QFrame::Sunken);
68 	for (int i = 0; i < Pattern::types(); ++i) {
69 		Pattern* pattern = Pattern::create(m_wordlist, i);
70 		m_patterns.append(pattern);
71 
72 		QToolButton* pattern_button = new QToolButton(patterns);
73 		pattern_button->setAutoRaise(false);
74 		pattern_button->setText(pattern->name());
75 		pattern_button->setIconSize(QSize(80,80));
76 		pattern_button->setIcon(QIcon(QString(":/patterns/%1.png").arg(i)));
77 		pattern_button->setToolButtonStyle(Qt::ToolButtonTextUnderIcon);
78 		pattern_button->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
79 		connect(pattern_button, &QToolButton::clicked, this, &NewGameDialog::patternSelected);
80 
81 		patterns_layout->addWidget(pattern_button, i / 3, i % 3);
82 		m_pattern_buttons.append(pattern_button);
83 	}
84 
85 	// Create cancel button
86 	QDialogButtonBox* buttons = new QDialogButtonBox(QDialogButtonBox::Cancel, Qt::Horizontal, this);
87 	connect(buttons, &QDialogButtonBox::rejected, this, &NewGameDialog::reject);
88 
89 	// Lay out dialog
90 	QFormLayout* contents_layout = new QFormLayout;
91 	contents_layout->setFormAlignment(Qt::AlignHCenter | Qt::AlignTop);
92 	contents_layout->setLabelAlignment(Qt::AlignRight | Qt::AlignVCenter);
93 	contents_layout->addRow(tr("Language:"), m_languages_box);
94 	contents_layout->addRow(tr("Amount of Words:"), m_word_count_box);
95 	contents_layout->addRow(tr("Word Length:"), m_word_length_box);
96 
97 	QVBoxLayout* layout = new QVBoxLayout(this);
98 	const int margin = layout->contentsMargins().top();
99 	layout->addLayout(contents_layout);
100 	layout->addSpacing(margin);
101 	layout->addWidget(patterns);
102 	layout->addSpacing(margin);
103 	layout->addWidget(buttons);
104 
105 	// Load settings
106 	QSettings settings;
107 	setLanguage(settings.value("NewGame/Language", WordList::defaultLanguage()).toString());
108 	setCount(settings.value("NewGame/Count", 1).toInt());
109 	setLength(settings.value("NewGame/Length", 7).toInt());
110 	m_pattern_buttons.at(settings.value("NewGame/Pattern").toInt())->setFocus();
111 
112 	connect(m_languages_box, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this, &NewGameDialog::languageSelected);
113 }
114 
115 //-----------------------------------------------------------------------------
116 
~NewGameDialog()117 NewGameDialog::~NewGameDialog() {
118 	qDeleteAll(m_patterns);
119 }
120 
121 //-----------------------------------------------------------------------------
122 
keyPressEvent(QKeyEvent * event)123 void NewGameDialog::keyPressEvent(QKeyEvent* event) {
124 	if ((event->key() == Qt::Key_Enter) || (event->key() == Qt::Key_Return)) {
125 		for (QToolButton* button : m_pattern_buttons) {
126 			if (button->hasFocus() && button->isEnabled()) {
127 				button->click();
128 				break;
129 			}
130 		}
131 	} else {
132 		QDialog::keyPressEvent(event);
133 	}
134 }
135 
136 //-----------------------------------------------------------------------------
137 
languageSelected(int index)138 void NewGameDialog::languageSelected(int index) {
139 	m_wordlist->setLanguage(m_languages_box->itemData(index).toString());
140 
141 	int length = m_word_length_box->itemData(m_word_length_box->currentIndex()).toInt();
142 	m_word_length_box->clear();
143 	for (int i = 5; i <= m_wordlist->maximumLength(); ++i) {
144 		m_word_length_box->addItem(tr("%n letter(s)", "", i), i);
145 	}
146 	setLength(length);
147 }
148 
149 //-----------------------------------------------------------------------------
150 
lengthSelected(int index)151 void NewGameDialog::lengthSelected(int index) {
152 	int length = m_word_length_box->itemData(index).toInt();
153 	for (int i = 0; i < m_pattern_buttons.count(); ++i) {
154 		m_pattern_buttons.at(i)->setEnabled(length >= m_patterns.at(i)->minimumLength());
155 	}
156 }
157 
158 //-----------------------------------------------------------------------------
159 
patternSelected()160 void NewGameDialog::patternSelected() {
161 	int pattern = -1;
162 	for (int i = 0; i < m_pattern_buttons.count(); ++i) {
163 		if (m_pattern_buttons.at(i) == sender()) {
164 			pattern = i;
165 			break;
166 		}
167 	}
168 	if (pattern == -1) {
169 		return;
170 	}
171 
172 	QString language = m_languages_box->itemData(m_languages_box->currentIndex()).toString();
173 	int count = m_word_count_box->currentIndex();
174 	int length = m_word_length_box->itemData(m_word_length_box->currentIndex()).toInt();
175 #ifndef Q_OS_WIN
176 	std::random_device rd;
177 	unsigned int seed = rd();
178 #else
179 	std::mt19937 gen(time(0));
180 	std::uniform_int_distribution<unsigned int> dist;
181 	unsigned int seed = dist(gen);
182 #endif
183 
184 	QSettings settings;
185 	settings.remove("Current");
186 	settings.setValue("NewGame/Language", language);
187 	settings.setValue("NewGame/Pattern", pattern);
188 	settings.setValue("NewGame/Count", count);
189 	settings.setValue("NewGame/Length", length);
190 	settings.setValue("Current/Version", 4);
191 	settings.setValue("Current/Language", language);
192 	settings.setValue("Current/Pattern", pattern);
193 	settings.setValue("Current/Count", count);
194 	settings.setValue("Current/Length", length);
195 	settings.setValue("Current/Seed", seed);
196 	settings.setValue("Current/Time", 0);
197 
198 	m_board->openGame();
199 
200 	accept();
201 }
202 
203 //-----------------------------------------------------------------------------
204 
setLanguage(const QString & language)205 void NewGameDialog::setLanguage(const QString& language) {
206 	int id = m_languages_box->findData(language);
207 	if (id == -1) {
208 		id = 0;
209 	} else if (id == 0) {
210 		m_languages_box->setCurrentIndex(1);
211 	}
212 	m_languages_box->setCurrentIndex(id);
213 	languageSelected(id);
214 }
215 
216 //-----------------------------------------------------------------------------
217 
setCount(int count)218 void NewGameDialog::setCount(int count) {
219 	count = qBound(0, count, 3);
220 	m_word_count_box->setCurrentIndex(count);
221 }
222 
223 //-----------------------------------------------------------------------------
224 
setLength(int length)225 void NewGameDialog::setLength(int length) {
226 	int min = m_word_length_box->itemData(0).toInt();
227 	int max = m_word_length_box->itemData(m_word_length_box->count() - 1).toInt();
228 	m_word_length_box->setCurrentIndex(qBound(min, length, max) - min);
229 	lengthSelected(m_word_length_box->currentIndex());
230 }
231