qpcpp/ports/qt/pixellabel.h
Quantum Leaps 16708447b9 5.4.0
2015-05-14 16:05:04 -04:00

75 lines
2.4 KiB
C++

/// @file
/// @brief QP/C++ port to Qt
/// @cond
///***************************************************************************
/// Last Updated for Version: QP 5.4.0/Qt 5.x
/// Last updated on 2015-05-03
///
/// Q u a n t u m L e a P s
/// ---------------------------
/// innovating embedded systems
///
/// Copyright (C) Quantum Leaps, www.state-machine.com.
///
/// This program is open source software: you can redistribute it and/or
/// modify it under the terms of the GNU General Public License as published
/// by the Free Software Foundation, either version 3 of the License, or
/// (at your option) any later version.
///
/// Alternatively, this program may be distributed and modified under the
/// terms of Quantum Leaps commercial licenses, which expressly supersede
/// the GNU General Public License and are specifically designed for
/// licensees interested in retaining the proprietary status of their code.
///
/// This program is distributed in the hope that it will be useful,
/// but WITHOUT ANY WARRANTY; without even the implied warranty of
/// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
/// GNU General Public License for more details.
///
/// You should have received a copy of the GNU General Public License
/// along with this program. If not, see <http://www.gnu.org/licenses/>.
///
/// Contact information:
/// Web: www.state-machine.com
/// Email: info@state-machine.com
///***************************************************************************
/// @endcond
#ifndef pixel_label_h
#define pixel_label_h
#include <QLabel>
#include <QPixmap>
// PixelLabel class is for drawing graphic displays with up to 24-bit color
class PixelLabel : public QLabel {
Q_OBJECT
public:
PixelLabel(QWidget *parent = 0)
: QLabel(parent), m_bits(0)
{}
virtual ~PixelLabel();
void init(int width, int xScale,
int height, int yScale,
quint8 const bgColor[3]);
void clear(void);
void setPixel(int x, int y, quint8 const color[3]);
void clearPixel(int x, int y) {
setPixel(x, y, m_bgColor);
}
void redraw(void);
private:
int m_width;
int m_xScale;
int m_height;
int m_yScale;
QPixmap m_pixmap;
quint32 m_size;
quint8 *m_bits;
quint8 m_bgColor[3];
};
#endif // pixel_label_h