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72 lines
2.5 KiB
C++
72 lines
2.5 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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// Product: PixelLabel utility class for Qt
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// Last Updated for Version: 4.5.02
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// Date of the Last Update: Jul 04, 2012
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//
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// Q u a n t u m L e a P s
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// ---------------------------
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// innovating embedded systems
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//
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// Copyright (C) 2002-2012 Quantum Leaps, LLC. All rights reserved.
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//
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// This program is open source software: you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as published
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// by the Free Software Foundation, either version 2 of the License, or
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// (at your option) any later version.
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//
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// Alternatively, this program may be distributed and modified under the
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// terms of Quantum Leaps commercial licenses, which expressly supersede
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// the GNU General Public License and are specifically designed for
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// licensees interested in retaining the proprietary status of their code.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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// Contact information:
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// Quantum Leaps Web sites: http://www.quantum-leaps.com
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// http://www.state-machine.com
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// e-mail: info@quantum-leaps.com
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//////////////////////////////////////////////////////////////////////////////
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#ifndef pixel_label_h
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#define pixel_label_h
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#include <QLabel>
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#include <QPixmap>
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// PixelLabel class is for drawing graphic displays with up to 24-bit color
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class PixelLabel : public QLabel {
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Q_OBJECT
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public:
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PixelLabel(QWidget *parent = 0)
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: QLabel(parent), m_bits(0)
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{}
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virtual ~PixelLabel();
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void init(int width, int xScale,
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int height, int yScale,
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quint8 const bgColor[3]);
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void clear(void);
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void setPixel(int x, int y, quint8 const color[3]);
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void clearPixel(int x, int y) {
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setPixel(x, y, m_bgColor);
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}
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void redraw(void);
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private:
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int m_width;
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int m_xScale;
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int m_height;
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int m_yScale;
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QPixmap m_pixmap;
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quint32 m_size;
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quint8 *m_bits;
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quint8 m_bgColor[3];
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};
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#endif // pixel_label_h
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