/[projects]/queensgui/src/board.cpp
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Contents of /queensgui/src/board.cpp

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Revision 327 - (show annotations) (download)
Wed Sep 16 18:53:22 2009 UTC (14 years, 8 months ago) by torben
File size: 4525 byte(s)
Compile with qt 4.5

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 <qstring.h>
21 #include <qpainter.h>
22 #include <q3popupmenu.h>
23 //Added by qt3to4:
24 #include <QMouseEvent>
25 #include <QContextMenuEvent>
26 #include <QPaintEvent>
27
28 #include "board.h"
29
30
31 Board::Board(QWidget *parent, const char *name)
32 : QWidget(parent, name)
33 {
34 m_sol = NULL;
35 }
36
37
38 Board::~Board()
39 {
40 if (m_sol != NULL)
41 delete m_sol;
42 }
43
44 void Board::setMatrix(Solution* sol)
45 {
46
47 if (m_sol != NULL)
48 {
49 delete m_sol;
50 m_sol = NULL;
51 }
52
53 if (sol != NULL)
54 m_sol = sol->copy();
55
56 this->repaint(true);
57 }
58
59
60
61 void Board::paintEvent( QPaintEvent *event )
62 {
63 QPainter p (this);
64 for (int i=0;i<(m_size+2);i++) {
65 p.drawLine(0, i*30, m_size*30, i*30);
66 p.drawLine(i*30, 0, i*30, m_size*30);
67 }
68
69 if (m_sol != NULL) {
70 QBrush brush( Qt::black);
71 p.setBrush( brush );
72 for (int i=0; i<m_size; i++)
73 for (int j=0; j<m_size; j++) {
74 if (m_sol->getMatrix(i,j))
75 p.drawPie( (i*30)+10, (j*30)+10, 10, 10 ,0, 16*360);
76 }
77 }
78 }
79
80 void Board::mousePressEvent( QMouseEvent *event)
81 {
82 if (event->button() == Qt::LeftButton) {
83 this->repaint(true);
84 QPainter p( this );
85 QPen bluePen( Qt::blue );
86 p.setPen( bluePen );
87 int x = event->x() / 30;
88 int y = event->y() / 30;
89
90 p.drawLine( QPoint(5,(y*30)+15), QPoint( (m_size*30)-5, (y*30)+15) );
91 p.drawLine( QPoint( (x*30)+15, 5), QPoint( (x*30)+15, (m_size*30)-5 ) );
92
93 QPen redPen( Qt::red );
94 p.setPen( redPen );
95
96 int startx,stopx;
97 int starty,stopy;
98 starty = stopy = y;
99 startx = stopx = x;
100
101 // f�rste skr� linie
102 while (startx > 0 && starty > 0) {
103 startx--;
104 starty--;
105 }
106
107 while (stopx < (m_size-1) && stopy < (m_size-1) ) {
108 stopx++;
109 stopy++;
110 }
111 p.drawLine(QPoint( (startx*30)+5, (starty*30)+5), QPoint( (stopx*30)+25, (stopy*30)+25));
112
113 //n�ste skr� linie
114 startx = stopx = x;
115 starty = stopy = y;
116 while (startx > 0 && starty < (m_size-1) ) {
117 startx--;
118 starty++;
119 }
120 while (stopx < (m_size-1) && stopy >0) {
121 stopx++;
122 stopy--;
123 }
124
125 p.drawLine(QPoint( (startx*30)+5, (starty*30)+25), QPoint( (stopx*30)+25, (stopy*30)+5));
126 }
127 }
128
129 void Board::setSize( int size )
130 {
131 if (m_sol != NULL)
132 {
133 delete m_sol;
134 m_sol = NULL;
135 }
136
137 m_size = size;
138 this->setMaximumSize( (size * 30)+1, (size * 30)+1 );
139 this->setMinimumSize( size * 30, size * 30);
140 }
141
142 void Board::contextMenuEvent( QContextMenuEvent *event)
143 {
144 if (m_sol == NULL)
145 return;
146
147 Q3PopupMenu *contextMenu = new Q3PopupMenu( this );
148 contextMenu->setCheckable( false );
149 contextMenu->insertItem("Rotate left", this, SLOT( rotateLeft() ) );
150 contextMenu->insertItem("Rotate right", this, SLOT( rotateRight() ) );
151 contextMenu->insertItem("Vertical mirror", this, SLOT ( mirrorV() ) );
152 contextMenu->insertItem("Horisontal mirror", this, SLOT( mirrorH() ) );
153
154 contextMenu->exec( event->globalPos() );
155 delete contextMenu;
156 }
157
158 void Board::rotateLeft()
159 {
160 m_sol->rotate90();
161 repaint( true );
162 }
163
164 void Board::rotateRight()
165 {
166 m_sol->rotate90();
167 m_sol->rotate90();
168 m_sol->rotate90();
169 repaint( true );
170 }
171
172 void Board::mirrorV()
173 {
174 m_sol->mirror();
175 repaint( true );
176 }
177
178 void Board::mirrorH()
179 {
180 m_sol->mirror();
181 m_sol->rotate90();
182 m_sol->rotate90();
183 repaint( true );
184 }

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