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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#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 = 0;
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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