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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QPIXELTOOL_H
#define QPIXELTOOL_H
#include <qwidget.h>
#include <qpixmap.h>
QT_BEGIN_NAMESPACE
class QPixelTool : public QWidget
{
Q_OBJECT
public:
explicit QPixelTool(QWidget *parent = nullptr);
~QPixelTool();
void setPreviewImage(const QImage &image);
QSize sizeHint() const override;
public slots:
void setZoom(int zoom);
void setGridSize(int gridSize);
void toggleGrid();
void toggleFreeze();
void setZoomVisible(bool visible);
#if QT_CONFIG(clipboard)
void copyToClipboard();
void copyColorToClipboard();
#endif
void saveToFile();
void increaseGridSize() { setGridSize(m_gridSize + 1); }
void decreaseGridSize() { setGridSize(m_gridSize - 1); }
void increaseZoom();
void decreaseZoom();
void aboutPixelTool();
protected:
void timerEvent(QTimerEvent *event) override;
void paintEvent(QPaintEvent *event) override;
void keyPressEvent(QKeyEvent *event) override;
void keyReleaseEvent(QKeyEvent *event) override;
void resizeEvent(QResizeEvent *event) override;
void mouseMoveEvent(QMouseEvent *event) override;
void mousePressEvent(QMouseEvent *event) override;
void mouseReleaseEvent(QMouseEvent *event) override;
void contextMenuEvent(QContextMenuEvent *event) override;
private:
void grabScreen();
void startZoomVisibleTimer();
void startGridSizeVisibleTimer();
QString aboutText() const;
bool m_freeze = false;
bool m_displayZoom = false;
bool m_displayGridSize = false;
bool m_mouseDown = false;
bool m_autoUpdate;
bool m_preview_mode = false;
int m_gridActive;
int m_zoom;
int m_gridSize;
int m_lcdMode;
int m_updateId;
int m_displayZoomId = 0;
int m_displayGridSizeId = 0;
QRgb m_currentColor = 0;
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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