source: branches/vendor/trolltech/qt/current/tools/pixeltool/qpixeltool.h @ 2

Last change on this file since 2 was 2, checked in by Dmitry A. Kuminov, 12 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.

File size: 3.6 KB
RevLine 
[2]1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information (qt-info@nokia.com)
5**
6** This file is part of the tools applications of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial Usage
10** Licensees holding valid Qt Commercial licenses may use this file in
11** accordance with the Qt Commercial License Agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Nokia.
14**
15** GNU Lesser General Public License Usage
16** Alternatively, this file may be used under the terms of the GNU Lesser
17** General Public License version 2.1 as published by the Free Software
18** Foundation and appearing in the file LICENSE.LGPL included in the
19** packaging of this file.  Please review the following information to
20** ensure the GNU Lesser General Public License version 2.1 requirements
21** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
22**
23** In addition, as a special exception, Nokia gives you certain
24** additional rights. These rights are described in the Nokia Qt LGPL
25** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
26** package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file.  Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you are unsure which license is appropriate for your use, please
37** contact the sales department at qt-sales@nokia.com.
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#ifndef QPIXELTOOL_H
43#define QPIXELTOOL_H
44
45#include <qwidget.h>
46#include <qpixmap.h>
47
48QT_BEGIN_NAMESPACE
49
50class QPixelTool : public QWidget
51{
52    Q_OBJECT
53public:
54    QPixelTool(QWidget *parent = 0);
55    ~QPixelTool();
56
57    void timerEvent(QTimerEvent *event);
58    void paintEvent(QPaintEvent *event);
59    void keyPressEvent(QKeyEvent *event);
60    void keyReleaseEvent(QKeyEvent *event);
61    void resizeEvent(QResizeEvent *event);
62    void mouseMoveEvent(QMouseEvent *event);
63    void mousePressEvent(QMouseEvent *event);
64    void mouseReleaseEvent(QMouseEvent *event);
65    void contextMenuEvent(QContextMenuEvent *event);
66
67    QSize sizeHint() const;
68
69    void setPreviewImage(const QImage &image);
70
71public slots:
72    void setZoom(int zoom);
73    void setGridSize(int gridSize);
74    void toggleGrid();
75    void toggleFreeze();
76    void setZoomVisible(bool visible);
77    void copyToClipboard();
78    void saveToFile();
79    void increaseGridSize() { setGridSize(m_gridSize + 1); }
80    void decreaseGridSize() { setGridSize(m_gridSize - 1); }
81    void increaseZoom() { setZoom(m_zoom + 1); }
82    void decreaseZoom() { setZoom(m_zoom - 1); }
83
84private:
85    void grabScreen();
86    void startZoomVisibleTimer();
87    void startGridSizeVisibleTimer();
88
89    bool m_freeze;
90    bool m_displayZoom;
91    bool m_displayGridSize;
92    bool m_mouseDown;
93    bool m_autoUpdate;
94    bool m_preview_mode;
95
96    int m_gridActive;
97    int m_zoom;
98    int m_gridSize;
99
100    int m_updateId;
101    int m_displayZoomId;
102    int m_displayGridSizeId;
103
104    int m_currentColor;
105
106    QPoint m_lastMousePos;
107    QPoint m_dragStart;
108    QPoint m_dragCurrent;
109    QPixmap m_buffer;
110
111    QSize m_initialSize;
112
113    QImage m_preview_image;
114};
115
116QT_END_NAMESPACE
117
118#endif // QPIXELTOOL_H
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