font.h

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/*
 * font.h: Font handling for the DVB On Screen Display
 *
 * See the main source file 'vdr.c' for copyright information and
 * how to reach the author.
 *
 * $Id: font.h 1.20 2007/06/23 10:09:14 kls Exp $
 */

#ifndef __FONT_H
#define __FONT_H

#include <stdint.h>
#include <stdlib.h>
#include "tools.h"

#define MAXFONTNAME 64
#define MAXFONTSIZE 64

enum eDvbFont {
  fontOsd,
  fontFix,
  fontSml
#define eDvbFontSize (fontSml + 1)
  };

class cBitmap;
typedef uint32_t tColor; // see also osd.h
typedef uint8_t tIndex;

extern const char *DefaultFontOsd;
extern const char *DefaultFontSml;
extern const char *DefaultFontFix;

class cFont {
private:
  static cFont *fonts[];
public:
  virtual ~cFont() {}
  virtual int Width(uint c) const = 0;
  virtual int Width(const char *s) const = 0;
  virtual int Height(void) const = 0;
  int Height(const char *s) const { return Height(); }
  virtual void DrawText(cBitmap *Bitmap, int x, int y, const char *s, tColor ColorFg, tColor ColorBg, int Width) const = 0;
  static void SetFont(eDvbFont Font, const char *Name, int CharHeight);
  static const cFont *GetFont(eDvbFont Font);
  static cFont *CreateFont(const char *Name, int CharHeight, int CharWidth = 0);
  static bool GetAvailableFontNames(cStringList *FontNames, bool Monospaced = false);
  static cString GetFontFileName(const char *FontName);
  };

class cTextWrapper {
private:
  char *text;
  char *eol;
  int lines;
  int lastLine;
public:
  cTextWrapper(void);
  cTextWrapper(const char *Text, const cFont *Font, int Width);
  ~cTextWrapper();
  void Set(const char *Text, const cFont *Font, int Width);
  const char *Text(void);
  int Lines(void) { return lines; }
  const char *GetLine(int Line);
  };

#endif //__FONT_H