/*
 * vdr-ttxtsubs - A plugin for the Linux Video Disk Recorder
 * Copyright (c) 2003 - 2008 Ragnar Sundblad <ragge@nada.kth.se>
 *
 * This program 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 2 of the License, or (at your option)
 * any later version.
 *
 * 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, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 */

#include "teletext.h"

struct ttxt_data_field;
struct timeval;

class cOsd;
class cFont;

#define MAXTTXTROWS 5

class cTtxtSubsDisplay {
 public:
  cTtxtSubsDisplay(void);
  ~cTtxtSubsDisplay(void);

  void SetPage(int Pageno); // Pageno is 0x000 to 0x799
  void Hide(void);
  void Show(void);
  void TtxtData(const uint8_t *, uint64_t sched_time = 0);

 protected:
  void Clear(void);
  void ShowOSD();
  void ClearOSD(void);
  
 private:
  int mPageState;
  int mMag;
  int mNo;
  int mDoDisplay;
  struct ttxt_page page;
  cOsd *mOsd;
  cMutex mOsdLock;
  struct timeval *mLastDataTime;
  const cFont *mOsdFont;
};