1 /*****************************************************************************
2  * LibreMines                                                                *
3  * Copyright (C) 2020-2021  Bruno Bollos Correa                              *
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 
21 #include "qlabel_adapted.h"
22 #include <QMouseEvent>
23 
QLabel_adapted(QWidget * parent)24 QLabel_adapted::QLabel_adapted(QWidget *parent):
25     QLabel(parent)
26 {
27     setFocusPolicy(Qt::ClickFocus);
28 }
29 
mouseReleaseEvent(QMouseEvent * e)30 void QLabel_adapted::mouseReleaseEvent(QMouseEvent *e)
31 {
32 
33 #if QT_VERSION > QT_VERSION_CHECK(5, 15, 0)
34     QImage img = pixmap(Qt::ReturnByValue).toImage();
35 #else
36     QImage img = pixmap()->toImage();
37 #endif
38     img.invertPixels();
39     setPixmap(QPixmap::fromImage(img));
40 
41     Q_EMIT SIGNAL_released(e);
42 }
43 
mousePressEvent(QMouseEvent * e)44 void QLabel_adapted::mousePressEvent(QMouseEvent *e)
45 {
46 #if QT_VERSION > QT_VERSION_CHECK(5, 15, 0)
47     QImage img = pixmap(Qt::ReturnByValue).toImage();
48 #else
49     QImage img = pixmap()->toImage();
50 #endif
51     img.invertPixels();
52     setPixmap(QPixmap::fromImage(img));
53 
54     Q_EMIT SIGNAL_clicked(e);
55 }
56