CuteLogger
Fast and simple logging solution for Qt based applications
colorpickeritem.h
1 /*
2  * Copyright (c) 2014-2019 Meltytech, LLC
3  *
4  * This program is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation, either version 3 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program. If not, see <http://www.gnu.org/licenses/>.
16  */
17 
18 #ifndef COLORPICKERITEM_H
19 #define COLORPICKERITEM_H
20 
21 #include <QObject>
22 #include <QColor>
23 #include <QFrame>
24 
25 class EventFilter;
26 
27 class ScreenSelector : public QFrame
28 {
29  Q_OBJECT
30 public:
31  ScreenSelector(QWidget* parent = 0);
32 
33 public slots:
34  void startSelection();
35 
36 signals:
37  void screenSelected(QRect);
38  void colorPicked(const QColor &color);
39  void cancelled();
40 
41 public:
42  bool onMousePressEvent(QMouseEvent *event);
43  bool onMouseMoveEvent(QMouseEvent *event);
44  bool onMouseReleaseEvent(QMouseEvent *event);
45  bool onKeyPressEvent(QKeyEvent *event);
46 
47 private:
48  bool m_selectionInProgress;
49  QRect m_selectionRect;
50  EventFilter* m_eventFilter;
51 
52  void release();
53 
54 private slots:
55  void grabColor();
56 };
57 
58 class ColorPickerItem : public QObject
59 {
60  Q_OBJECT
61 public:
62  explicit ColorPickerItem(QObject* parent = 0);
63 
64 signals:
65  void pickColor();
66  void colorPicked(const QColor &color);
67  void cancelled();
68 
69 private:
70  ScreenSelector m_selector;
71 };
72 
73 #endif // COLORPICKERITEM_H