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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QPIXELTOOL_H
#define QPIXELTOOL_H
#include <qwidget.h>
#include <qpixmap.h>
QT_BEGIN_NAMESPACE
class QPixelTool : public QWidget
{
Q_OBJECT
public:
QPixelTool(QWidget *parent = 0);
~QPixelTool();
void timerEvent(QTimerEvent *event);
void paintEvent(QPaintEvent *event);
void keyPressEvent(QKeyEvent *event);
void keyReleaseEvent(QKeyEvent *event);
void resizeEvent(QResizeEvent *event);
void mouseMoveEvent(QMouseEvent *event);
void mousePressEvent(QMouseEvent *event);
void mouseReleaseEvent(QMouseEvent *event);
void contextMenuEvent(QContextMenuEvent *event);
QSize sizeHint() const;
void setPreviewImage(const QImage &image);
public slots:
void setZoom(int zoom);
void setGridSize(int gridSize);
void toggleGrid();
void toggleFreeze();
void setZoomVisible(bool visible);
void copyToClipboard();
void saveToFile();
void increaseGridSize() { setGridSize(m_gridSize + 1); }
void decreaseGridSize() { setGridSize(m_gridSize - 1); }
void increaseZoom() { setZoom(m_zoom + 1); }
void decreaseZoom() { setZoom(m_zoom - 1); }
private:
void grabScreen();
void startZoomVisibleTimer();
void startGridSizeVisibleTimer();
bool m_freeze;
bool m_displayZoom;
bool m_displayGridSize;
bool m_mouseDown;
bool m_autoUpdate;
bool m_preview_mode;
int m_gridActive;
int m_zoom;
int m_gridSize;
int m_updateId;
int m_displayZoomId;
int m_displayGridSizeId;
int m_currentColor;
QPoint m_lastMousePos;
QPoint m_dragStart;
QPoint m_dragCurrent;
QPixmap m_buffer;
QSize m_initialSize;
QImage m_preview_image;
};
QT_END_NAMESPACE
#endif // QPIXELTOOL_H
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