9b4ee66e1c
This reverts commit 7cd632b4e2.
The commit would cause the font icons to be inverted sometimes. This
reversion is altered to return the font bitmaps as a QPixmap instead of a
QBitmap to be compatible with Qt6.
89 lines
2.7 KiB
C++
89 lines
2.7 KiB
C++
/*
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* Copyright (C) 2020-2024 Gavin MacGregor
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*
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* This file is part of QTeletextMaker.
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*
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* QTeletextMaker is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* QTeletextMaker 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 QTeletextMaker. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef RENDER_H
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#define RENDER_H
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#include <QBitmap>
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#include <QColor>
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#include <QImage>
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#include <QPixmap>
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#include "decode.h"
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class TeletextFontBitmap
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{
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public:
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TeletextFontBitmap();
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~TeletextFontBitmap();
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QImage *image() const { return s_fontImage; }
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QPixmap charBitmap(int c, int s) const { return s_fontBitmap->copy((c-32)*12, s*10, 12, 10); }
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private:
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static int s_instances;
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static QBitmap* s_fontBitmap;
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static QImage* s_fontImage;
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};
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class TeletextPageRender : public QObject
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{
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Q_OBJECT
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public:
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TeletextPageRender();
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~TeletextPageRender();
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QImage* image(int i) const { return m_pageImage[i]; };
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bool mix() const { return m_mix; };
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void setDecoder(TeletextPageDecode *decoder);
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void renderPage(bool force=false);
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bool showControlCodes() const { return m_showControlCodes; };
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public slots:
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void colourChanged(int index);
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void setReveal(bool reveal);
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void setMix(bool mix);
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void setShowControlCodes(bool showControlCodes);
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signals:
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void flashChanged(int newFlashHz);
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protected:
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TeletextFontBitmap m_fontBitmap;
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QImage* m_pageImage[6];
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unsigned char m_controlCodeCache[25][40];
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bool m_reveal, m_mix, m_showControlCodes;
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int m_flashBuffersHz;
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int m_flashingRow[25];
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private:
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inline void drawFromBitmap(QPainter &, int, int, const QImage, TeletextPageDecode::CharacterFragment);
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inline void drawFromFontBitmap(QPainter &painter, int r, int c, unsigned char characterCode, int characterSet, TeletextPageDecode::CharacterFragment characterFragment);
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inline void drawCharacter(QPainter &painter, int r, int c, unsigned char characterCode, int characterSet, int characterDiacritical, TeletextPageDecode::CharacterFragment characterFragment);
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inline void drawBoldOrItalicCharacter(QPainter &painter, int r, int c, unsigned char characterCode, int characterSet, TeletextPageDecode::CharacterFragment characterFragment);
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void renderRow(int r, int ph, bool force=false);
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void setRowFlashStatus(int r, int rowFlashHz);
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QColor m_foregroundQColor, m_backgroundQColor;
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TeletextPageDecode *m_decoder;
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};
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#endif
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