89 lines
2.7 KiB
C++
89 lines
2.7 KiB
C++
/*
|
|
* Copyright (C) 2020-2024 Gavin MacGregor
|
|
*
|
|
* This file is part of QTeletextMaker.
|
|
*
|
|
* QTeletextMaker is free 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.
|
|
*
|
|
* QTeletextMaker 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 QTeletextMaker. If not, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef RENDER_H
|
|
#define RENDER_H
|
|
|
|
#include <QBitmap>
|
|
#include <QColor>
|
|
#include <QImage>
|
|
#include <QPixmap>
|
|
|
|
#include "decode.h"
|
|
|
|
class TeletextFontBitmap
|
|
{
|
|
public:
|
|
TeletextFontBitmap();
|
|
~TeletextFontBitmap();
|
|
|
|
QBitmap *rawBitmap() const { return s_fontBitmap; }
|
|
QImage *image() const { return s_fontImage; }
|
|
|
|
private:
|
|
static int s_instances;
|
|
static QBitmap* s_fontBitmap;
|
|
static QImage* s_fontImage;
|
|
};
|
|
|
|
class TeletextPageRender : public QObject
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
TeletextPageRender();
|
|
~TeletextPageRender();
|
|
|
|
QImage* image(int i) const { return m_pageImage[i]; };
|
|
bool mix() const { return m_mix; };
|
|
void setDecoder(TeletextPageDecode *decoder);
|
|
void renderPage(bool force=false);
|
|
bool showControlCodes() const { return m_showControlCodes; };
|
|
|
|
public slots:
|
|
void colourChanged(int index);
|
|
void setReveal(bool reveal);
|
|
void setMix(bool mix);
|
|
void setShowControlCodes(bool showControlCodes);
|
|
|
|
signals:
|
|
void flashChanged(int newFlashHz);
|
|
|
|
protected:
|
|
TeletextFontBitmap m_fontBitmap;
|
|
QImage* m_pageImage[6];
|
|
unsigned char m_controlCodeCache[25][40];
|
|
bool m_reveal, m_mix, m_showControlCodes;
|
|
int m_flashBuffersHz;
|
|
int m_flashingRow[25];
|
|
|
|
private:
|
|
inline void drawFromBitmap(QPainter &, int, int, const QImage, TeletextPageDecode::CharacterFragment);
|
|
inline void drawFromFontBitmap(QPainter &painter, int r, int c, unsigned char characterCode, int characterSet, TeletextPageDecode::CharacterFragment characterFragment);
|
|
inline void drawCharacter(QPainter &painter, int r, int c, unsigned char characterCode, int characterSet, int characterDiacritical, TeletextPageDecode::CharacterFragment characterFragment);
|
|
inline void drawBoldOrItalicCharacter(QPainter &painter, int r, int c, unsigned char characterCode, int characterSet, TeletextPageDecode::CharacterFragment characterFragment);
|
|
void renderRow(int r, int ph, bool force=false);
|
|
void setRowFlashStatus(int r, int rowFlashHz);
|
|
|
|
QColor m_foregroundQColor, m_backgroundQColor;
|
|
TeletextPageDecode *m_decoder;
|
|
};
|
|
|
|
#endif
|